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Abstracted the HTTP server with TCP Network classes and added an SSDP service

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Ziver Koc 2010-01-31 18:10:00 +00:00
parent b3ad292ff9
commit 45f514fc27
25 changed files with 1645 additions and 688 deletions
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89
src/zutil/FileFinder.java
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@ -1,12 +1,16 @@
package zutil;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.regex.Matcher;
/**
@ -19,8 +23,8 @@ public class FileFinder {
/**
* Returns a String with a relative path from the given path
*
* @param file The file to get a relative path from
* @param path The path
* @param file is the file to get a relative path from
* @param path is the path
* @return A String with a relative path
*/
public static String relativePath(File file, String path){
@ -36,11 +40,11 @@ public class FileFinder {
}
/**
* Returns the File object for the given file
* Returns the File object for the given file.
* Can not point to files in JAR files.
*
* @param path The path to the file (no / if not absolute path)
* @param path is the path to the file (no / if not absolute path)
* @return A File object for the file
* @throws URISyntaxException
*/
public static File find(String path){
try {
@ -50,17 +54,46 @@ public class FileFinder {
}
return new File(findURL(path).toURI());
} catch (Exception e) {
e.printStackTrace();
//e.printStackTrace(MultiPrintStream.out);
}
return null;
}
/**
* Returns the URL to the given file
*
* @param path is the path to the file (no / if not absolute path)
* @return A URL object for the file
* @throws URISyntaxException
*/
public static URL findURL(String path){
return FileFinder.class.getClassLoader().getResource(path);
}
/**
* Returns a InputStream from the path
*
* @param path is the path to the file (no / if not absolute path)
* @return A InputStream object for the file
*/
public static InputStream getInputStream(String path){
try {
File file = new File(path);
if(file!=null && file.exists()){
return new BufferedInputStream( new FileInputStream( file ) );
}
return FileFinder.class.getClassLoader().getResourceAsStream(path);
} catch (Exception e) {
//e.printStackTrace(MultiPrintStream.out);
}
return null;
}
/**
* Reads and returns the content of a file as a String.
* Or use FileUtils.readFileToString(file);
*
* @param file The file to read
* @param file is the file to read
* @return The file content
* @throws IOException
*/
@ -78,45 +111,35 @@ public class FileFinder {
}
/**
* Returns the URL to the given file
* Returns a ArrayList with all the files in a folder and sub folders
*
* @param path The path to the file (no / if not absolute path)
* @return A URL object for the file
* @throws URISyntaxException
* @param dir is the directory to search in
* @return The ArrayList with the files
*/
public static URL findURL(String path){
return FileFinder.class.getClassLoader().getResource(path);
public static List<File> search(File dir){
return search(dir, new LinkedList<File>(), true);
}
/**
* Returns a ArrayList with all the files in a folder and sub folders
*
* @param dir The directory to search in
* @param dir is the directory to search in
* @param fileList is the ArrayList to add the files to
* @param recursice is if the method should search the sub directories to.
* @return The ArrayList with the files
*/
public static ArrayList<File> search(File dir){
return search(dir, new ArrayList<File>());
}
/**
* Returns a ArrayList with all the files in a folder and sub folders
*
* @param dir The directory to search in
* @param fileList The ArrayList to add the files to
* @return The ArrayList with the files
*/
public static ArrayList<File> search(File dir, ArrayList<File> fileList){
public static List<File> search(File dir, List<File> fileList, boolean recursive){
String[] temp = dir.list();
File file;
if(temp != null){
for(int i=0; i<temp.length ;i++){
file = new File(dir.getPath()+File.separator+temp[i]);
if(file.isDirectory()){
search(new File(dir.getPath()+File.separator+temp[i]+File.separator),fileList);
if(recursive && file.isDirectory()){
search(new File(dir.getPath()+File.separator+temp[i]+File.separator), fileList, recursive);
}
else if(file.isFile()){
MultiPrintStream.out.println("File Found: "+file);
//MultiPrintStream.out.println("File Found: "+file);
fileList.add(file);
}
}
@ -127,7 +150,8 @@ public class FileFinder {
/**
* Returns the extension of the file
* @param file The file
*
* @param file is the file
* @return The extension
*/
public static String fileExtension(File file){
@ -136,7 +160,8 @@ public class FileFinder {
/**
* Returns the extension of the file
* @param file The file
*
* @param file is the file
* @return The extension
*/
public static String fileExtension(String file){

59
src/zutil/History.java
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@ -1,59 +0,0 @@
package zutil;
import java.util.LinkedList;
public class History<T> {
public int history_length = 10;
private LinkedList<T> history;
private int historyIndex = 0;
public History(int histlength){
history_length = histlength;
history = new LinkedList<T>();
}
public void addToHistory(T url){
while(historyIndex < history.size()-1){
history.removeLast();
}
history.addLast(url);
if(history_length < history.size()){
history.removeFirst();
}
historyIndex = history.size()-1;
}
public T getBackHistory(){
if(historyIndex > 0){
historyIndex -= 1;
}
else{
historyIndex = 0;
}
return history.get(historyIndex);
}
public T getForwHistory(){
if(forwHistoryExist()){
historyIndex += 1;
}
else{
historyIndex = history.size()-1;
}
return history.get(historyIndex);
}
public T getCurrentHistory(){
return history.get(historyIndex);
}
public boolean forwHistoryExist(){
if(historyIndex < history.size()-1){
return true;
}
else{
return false;
}
}
}

9
src/zutil/MultiPrintStream.java
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@ -332,7 +332,9 @@ public class MultiPrintStream extends PrintStream {
for ( int i=0; i<fields.length; i++ ) {
fields[i].setAccessible( true );
buffer.append("\n");
buffer.append(head);
buffer.append(nextHead);
buffer.append( fields[i].getType().getSimpleName() );
buffer.append( " " );
buffer.append( fields[i].getName() );
buffer.append( " = " );
try {
@ -357,11 +359,12 @@ public class MultiPrintStream extends PrintStream {
/**
* An helper function for the dump function.
*/
@SuppressWarnings("unchecked")
private boolean dumbCapable(Object o){
if(o != null){
if(o.getClass().isArray()) return true;
else if(o instanceof Collection<?>)return true;
else if(o instanceof Map<?,?>)return true;
else if(o instanceof Collection)return true;
else if(o instanceof Map)return true;
else if(o instanceof InputStream)return true;
else if(o instanceof Reader)return true;
else if(o instanceof Dumpable)return true;

24
src/zutil/db/MySQLConnection.java
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@ -21,6 +21,7 @@ public class MySQLConnection {
public MySQLConnection(String url, String db, String user, String password)
throws SQLException, InstantiationException, IllegalAccessException, ClassNotFoundException{
Class.forName ("com.mysql.jdbc.Driver").newInstance();
DriverManager.setLoginTimeout(10);
conn = DriverManager.getConnection ("jdbc:mysql://"+url+"/"+db, user, password);
}
@ -48,8 +49,11 @@ public class MySQLConnection {
Statement s = conn.createStatement ();
s.executeQuery(sql);
ResultSet result = s.getResultSet();
if(result.next())
return result.getString(0);
if(result.next()){
String tmp = result.getString(1);
result.close();
return tmp;
}
return null;
}
@ -66,6 +70,22 @@ public class MySQLConnection {
return ret;
}
/**
* @return the last inserted id or -1 if there was an error
* @throws SQLException
*/
public int getLastInsertID() throws SQLException{
Statement s = conn.createStatement ();
s.executeQuery("SELECT LAST_INSERT_ID()");
ResultSet result = s.getResultSet();
if(result.next()){
int tmp = result.getInt(1);
result.close();
return tmp;
}
return -1;
}
/**
* Runs a Prepared Statement.<br>
* <b>NOTE:</b> Don't forget to close the PreparedStatement or it can lead to memory leak

384
src/zutil/image/ImageUtil.java
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@ -1,372 +1,48 @@
package zutil.image;
import java.awt.Graphics2D;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
/**
* Some util methods for image processing
* @author Ziver
* This is a static class containing image utilities
*
* @author Ziver
*/
public class ImageUtil {
/**
* Returns the peek value in the image
* Resizes an BufferedImage
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The peak value of the image
* @param source is the image to resize
* @param width is the wanted width
* @param height is the wanted height
* @param keep_aspect is if the aspect ratio of the image should be kept
* @return the resized image
*/
public static int getPeakValue(int[][][] data) {
return getPeakValue(data, 0, 0, data[0].length, data.length);
}
public static BufferedImage scale(BufferedImage source, int width, int height, boolean keep_aspect){
double scale_width = (double)width / source.getWidth();
double scale_height = (double)height / source.getHeight();
/**
* Returns the peek value in the image
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The peak value of the image
*/
public static int getPeakValue(int[][][] data, int startX, int startY, int stopX, int stopY) {
int peak = 0;
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
if(data[y][x][1] > peak) peak = data[y][x][1];
if(data[y][x][2] > peak) peak = data[y][x][2];
if(data[y][x][3] > peak) peak = data[y][x][3];
}
}
return peak;
}
/**
* Normalizes the image data by the given scale
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale The scale to normalize the image by
*/
public static void normalize(int[][][] data, int startX, int startY, int stopX, int stopY, double scale) {
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] = (int)(data[y][x][1] * scale);
data[y][x][2] = (int)(data[y][x][2] * scale);
data[y][x][3] = (int)(data[y][x][3] * scale);
}
// aspect calculation
if(keep_aspect){
if(scale_width * source.getHeight() > height){
scale_width = scale_height;
}else{
scale_height = scale_width;
}
}
/**
* Normalizes the image data by the given scale
*
* @param output The output data array
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale The scale to normalize the image by
*/
public static void normalize(int[][][] output, int[][][] data, int startX, int startY, int stopX, int stopY, double scale) {
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
output[y][x][1] = (int)(data[y][x][1] * scale);
output[y][x][2] = (int)(data[y][x][2] * scale);
output[y][x][3] = (int)(data[y][x][3] * scale);
}
}
}
/**
* Returns the RMS value of the image
* (The RMS value is a measure of the width of the color distribution.)
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The RMS value for the image
*/
public static int getRMS(int[][][] data, int startX, int startY, int stopX, int stopY){
int pixelCount = 0;
long accum = 0;
for(int y=startY; y <stopY ;y++){
for(int x=startX; x<stopX ;x++){
accum += data[y][x][1] * data[y][x][1];
accum += data[y][x][2] * data[y][x][2];
accum += data[y][x][3] * data[y][x][3];
pixelCount += 3;
}
}
int meanSquare = (int)(accum/pixelCount);
int rms = (int)(Math.sqrt(meanSquare));
return rms;
}
BufferedImage tmp = new BufferedImage(
(int)(scale_width * source.getWidth()),
(int)(scale_height * source.getHeight()),
BufferedImage.TYPE_INT_RGB);
Graphics2D g2d = tmp.createGraphics();
/**
* Multiplies the given image data by the given value
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale is the number to scale the image color by
*/
public static void scale(int[][][] data, int startX, int startY, int stopX, int stopY, double scale){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] *= scale;
data[y][x][2] *= scale;
data[y][x][3] *= scale;
}
}
}
/**
* Returns the mean value of the given image data
*
* @param data is the image data
* @return the mean value of the image
*/
public static int getMeanValue(int[][][] data){
return getMeanValue(data, 0, 0, data[0].length, data.length);
}
/**
* Returns the mean value of the given image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the mean value of the image
*/
public static int getMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY){
int[] tmp = getMeanArray(data, startX, startY, stopX, stopY);
return (tmp[0] + tmp[1] + tmp[2])/3;
}
/**
* Returns an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the mean value of the image
*/
public static int[] getMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY){
int mean[] = new int[3];
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
mean[0] += data[y][x][1];
mean[1] += data[y][x][2];
mean[2] += data[y][x][3];
}
}
// calculate the mean value
int pixelCount = (stopY-startY)*(stopX-startX);
mean[0] /= pixelCount;
mean[1] /= pixelCount;
mean[2] /= pixelCount;
return mean;
}
/**
* removes the mean value from the image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is the mean value
*/
public static void remMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY, int mean){
addMeanValue(data, startX, startY, stopX, stopY, -mean);
}
/**
* Adds the mean value to the image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is the mean value
*/
public static void addMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY, int mean){
addMeanArray(data, startX, startY, stopX, stopY, new int[]{mean, mean, mean});
}
/**
* removes an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is an array of length 3 containing a mean value for each color RGB
*/
public static void remMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY, int[] mean){
addMeanArray(data, startX, startY, stopX, stopY, new int[]{-mean[0], -mean[1], -mean[2]});
}
/**
* Adds an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is an array of length 3 containing a mean value for each color RGB
*/
public static void addMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY, int[] mean){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] += mean[0];
data[y][x][2] += mean[1];
data[y][x][3] += mean[2];
}
}
}
/**
* Copies all the pixel data from the image to the new array
*
* @param data The data to copy
* @param xStart X start position on the source
* @param yStart Y start position on the source
* @param width The amount of pixels to copy
* @param hight The amount of pixels to copy
* @return A copy of the data array
*/
public static int[][][] crop(int[][][] data, int xStart, int yStart, int width, int hight){
return crop(data, xStart, yStart, null, 0, 0, width, hight);
}
/**
* Copies all the pixel data from the image to the new array
*
* @param data The data to copy
* @param xData X start position in the source
* @param yData Y start position in the source
* @param crop The destination
* @param xCrop X start position in the destination
* @param yCrop Y start position in the destination
* @param width The amount of pixels to copy
* @param hight The amount of pixels to copy
* @return A copy of the data array
*/
public static int[][][] crop(int[][][] data, int xData, int yData, int[][][] crop, int xCrop, int yCrop, int width, int hight){
if(crop==null) crop = new int[width][hight][4];
for(int y=0; y<width ;y++){
for(int x=0; x<hight ;x++){
crop[y+yData][x+xData][0] = data[y+yCrop][x+xCrop][0];
crop[y+yData][x+xData][1] = data[y+yCrop][x+xCrop][1];
crop[y+yData][x+xData][2] = data[y+yCrop][x+xCrop][2];
crop[y+yData][x+xData][3] = data[y+yCrop][x+xCrop][3];
}
}
return crop;
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @return an copy of the array
*/
public static int[][][] copyArray(int[][][] data){
return copyArray(data, 0, 0, data[0].length, data.length);
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The array copy
*/
public static int[][][] copyArray(int[][][] data, int startX, int startY, int stopX, int stopY){
int[][][] copy = new int[data.length][data[0].length][4];
return copyArray(data, copy, startX, startY, stopX, stopY);
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @param dest is the array to copy the data to
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the dest array
*/
public static int[][][] copyArray(int[][][] data, int[][][] dest, int startX, int startY, int stopX, int stopY){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
dest[y][x][0] = data[y][x][0];
dest[y][x][1] = data[y][x][1];
dest[y][x][2] = data[y][x][2];
dest[y][x][3] = data[y][x][3];
}
}
return dest;
}
/**
* This method clips the values of the pixel so that they
* are in the range 0-255
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
*/
public static void clip(int[][][] data, int startX, int startY, int stopX, int stopY){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] = clip(data[y][x][1]);
data[y][x][2] = clip(data[y][x][2]);
data[y][x][3] = clip(data[y][x][3]);
}
}
}
/**
* This method clips the values of a color so that it
* is in the range 0-255
*
* @param color
* @return
*/
public static int clip(int color){
if(color < 0)
return 0;
else if(color > 255)
return 255;
else
return color;
AffineTransform at = AffineTransform.getScaleInstance(scale_width, scale_height);
g2d.drawRenderedImage(source, at);
g2d.dispose();
return tmp;
}
}

372
src/zutil/image/RAWImageUtil.java Normal file
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@ -0,0 +1,372 @@
package zutil.image;
/**
* Some util methods for image processing
* @author Ziver
*
*/
public class RAWImageUtil {
/**
* Returns the peek value in the image
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The peak value of the image
*/
public static int getPeakValue(int[][][] data) {
return getPeakValue(data, 0, 0, data[0].length, data.length);
}
/**
* Returns the peek value in the image
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The peak value of the image
*/
public static int getPeakValue(int[][][] data, int startX, int startY, int stopX, int stopY) {
int peak = 0;
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
if(data[y][x][1] > peak) peak = data[y][x][1];
if(data[y][x][2] > peak) peak = data[y][x][2];
if(data[y][x][3] > peak) peak = data[y][x][3];
}
}
return peak;
}
/**
* Normalizes the image data by the given scale
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale The scale to normalize the image by
*/
public static void normalize(int[][][] data, int startX, int startY, int stopX, int stopY, double scale) {
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] = (int)(data[y][x][1] * scale);
data[y][x][2] = (int)(data[y][x][2] * scale);
data[y][x][3] = (int)(data[y][x][3] * scale);
}
}
}
/**
* Normalizes the image data by the given scale
*
* @param output The output data array
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale The scale to normalize the image by
*/
public static void normalize(int[][][] output, int[][][] data, int startX, int startY, int stopX, int stopY, double scale) {
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
output[y][x][1] = (int)(data[y][x][1] * scale);
output[y][x][2] = (int)(data[y][x][2] * scale);
output[y][x][3] = (int)(data[y][x][3] * scale);
}
}
}
/**
* Returns the RMS value of the image
* (The RMS value is a measure of the width of the color distribution.)
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The RMS value for the image
*/
public static int getRMS(int[][][] data, int startX, int startY, int stopX, int stopY){
int pixelCount = 0;
long accum = 0;
for(int y=startY; y <stopY ;y++){
for(int x=startX; x<stopX ;x++){
accum += data[y][x][1] * data[y][x][1];
accum += data[y][x][2] * data[y][x][2];
accum += data[y][x][3] * data[y][x][3];
pixelCount += 3;
}
}
int meanSquare = (int)(accum/pixelCount);
int rms = (int)(Math.sqrt(meanSquare));
return rms;
}
/**
* Multiplies the given image data by the given value
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param scale is the number to scale the image color by
*/
public static void scale(int[][][] data, int startX, int startY, int stopX, int stopY, double scale){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] *= scale;
data[y][x][2] *= scale;
data[y][x][3] *= scale;
}
}
}
/**
* Returns the mean value of the given image data
*
* @param data is the image data
* @return the mean value of the image
*/
public static int getMeanValue(int[][][] data){
return getMeanValue(data, 0, 0, data[0].length, data.length);
}
/**
* Returns the mean value of the given image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the mean value of the image
*/
public static int getMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY){
int[] tmp = getMeanArray(data, startX, startY, stopX, stopY);
return (tmp[0] + tmp[1] + tmp[2])/3;
}
/**
* Returns an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the mean value of the image
*/
public static int[] getMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY){
int mean[] = new int[3];
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
mean[0] += data[y][x][1];
mean[1] += data[y][x][2];
mean[2] += data[y][x][3];
}
}
// calculate the mean value
int pixelCount = (stopY-startY)*(stopX-startX);
mean[0] /= pixelCount;
mean[1] /= pixelCount;
mean[2] /= pixelCount;
return mean;
}
/**
* removes the mean value from the image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is the mean value
*/
public static void remMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY, int mean){
addMeanValue(data, startX, startY, stopX, stopY, -mean);
}
/**
* Adds the mean value to the image data
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is the mean value
*/
public static void addMeanValue(int[][][] data, int startX, int startY, int stopX, int stopY, int mean){
addMeanArray(data, startX, startY, stopX, stopY, new int[]{mean, mean, mean});
}
/**
* removes an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is an array of length 3 containing a mean value for each color RGB
*/
public static void remMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY, int[] mean){
addMeanArray(data, startX, startY, stopX, stopY, new int[]{-mean[0], -mean[1], -mean[2]});
}
/**
* Adds an mean array containing a mean value for each color
*
* @param data is the image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @param mean is an array of length 3 containing a mean value for each color RGB
*/
public static void addMeanArray(int[][][] data, int startX, int startY, int stopX, int stopY, int[] mean){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] += mean[0];
data[y][x][2] += mean[1];
data[y][x][3] += mean[2];
}
}
}
/**
* Copies all the pixel data from the image to the new array
*
* @param data The data to copy
* @param xStart X start position on the source
* @param yStart Y start position on the source
* @param width The amount of pixels to copy
* @param hight The amount of pixels to copy
* @return A copy of the data array
*/
public static int[][][] crop(int[][][] data, int xStart, int yStart, int width, int hight){
return crop(data, xStart, yStart, null, 0, 0, width, hight);
}
/**
* Copies all the pixel data from the image to the new array
*
* @param data The data to copy
* @param xData X start position in the source
* @param yData Y start position in the source
* @param crop The destination
* @param xCrop X start position in the destination
* @param yCrop Y start position in the destination
* @param width The amount of pixels to copy
* @param hight The amount of pixels to copy
* @return A copy of the data array
*/
public static int[][][] crop(int[][][] data, int xData, int yData, int[][][] crop, int xCrop, int yCrop, int width, int hight){
if(crop==null) crop = new int[width][hight][4];
for(int y=0; y<width ;y++){
for(int x=0; x<hight ;x++){
crop[y+yData][x+xData][0] = data[y+yCrop][x+xCrop][0];
crop[y+yData][x+xData][1] = data[y+yCrop][x+xCrop][1];
crop[y+yData][x+xData][2] = data[y+yCrop][x+xCrop][2];
crop[y+yData][x+xData][3] = data[y+yCrop][x+xCrop][3];
}
}
return crop;
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @return an copy of the array
*/
public static int[][][] copyArray(int[][][] data){
return copyArray(data, 0, 0, data[0].length, data.length);
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return The array copy
*/
public static int[][][] copyArray(int[][][] data, int startX, int startY, int stopX, int stopY){
int[][][] copy = new int[data.length][data[0].length][4];
return copyArray(data, copy, startX, startY, stopX, stopY);
}
/**
* Copies the given array to a new one that it returns
*
* @param data The data to duplicate
* @param dest is the array to copy the data to
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
* @return the dest array
*/
public static int[][][] copyArray(int[][][] data, int[][][] dest, int startX, int startY, int stopX, int stopY){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
dest[y][x][0] = data[y][x][0];
dest[y][x][1] = data[y][x][1];
dest[y][x][2] = data[y][x][2];
dest[y][x][3] = data[y][x][3];
}
}
return dest;
}
/**
* This method clips the values of the pixel so that they
* are in the range 0-255
*
* @param data The image data
* @param startX is the x pixel of the image to start from
* @param startY is the y pixel of the image to start from
* @param stopX is the x pixel of the image to stop
* @param stopY is the y pixel of the image to stop
*/
public static void clip(int[][][] data, int startX, int startY, int stopX, int stopY){
for(int y=startY; y<stopY ;y++){
for(int x=startX; x<stopX ;x++){
data[y][x][1] = clip(data[y][x][1]);
data[y][x][2] = clip(data[y][x][2]);
data[y][x][3] = clip(data[y][x][3]);
}
}
}
/**
* This method clips the values of a color so that it
* is in the range 0-255
*
* @param color
* @return
*/
public static int clip(int color){
if(color < 0)
return 0;
else if(color > 255)
return 255;
else
return color;
}
}

10
src/zutil/image/filters/BlurFilter.java
View file

@ -3,7 +3,7 @@ package zutil.image.filters;
import java.awt.image.BufferedImage;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
import zutil.math.ZMath;
public class BlurFilter extends ImageFilterProcessor{
@ -29,10 +29,10 @@ public class BlurFilter extends ImageFilterProcessor{
@Override
public int[][][] process(int[][][] data, int startX, int startY, int stopX, int stopY) {
int inputPeak = ImageUtil.getPeakValue(data);
int inputPeak = RAWImageUtil.getPeakValue(data);
int[][][] tmpData = new int[data.length][data[0].length][4];
int[][][] output = ImageUtil.copyArray(data);
int[][][] output = RAWImageUtil.copyArray(data);
//Perform the convolution one or more times in succession
int redSum, greenSum, blueSum, outputPeak;
for(int i=0; i<blurValue ;i++){
@ -85,8 +85,8 @@ public class BlurFilter extends ImageFilterProcessor{
}
// getting the new peak value and normalizing the image
outputPeak = ImageUtil.getPeakValue(tmpData);
ImageUtil.normalize(output, tmpData, startX, startY, stopX, stopY, ((double)inputPeak)/outputPeak );
outputPeak = RAWImageUtil.getPeakValue(tmpData);
RAWImageUtil.normalize(output, tmpData, startX, startY, stopX, stopY, ((double)inputPeak)/outputPeak );
}
return output;
}

14
src/zutil/image/filters/ContrastBrightnessFilter.java
View file

@ -3,7 +3,7 @@ package zutil.image.filters;
import java.awt.image.BufferedImage;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
public class ContrastBrightnessFilter extends ImageFilterProcessor{
private double contrast;
@ -31,15 +31,15 @@ public class ContrastBrightnessFilter extends ImageFilterProcessor{
@Override
public int[][][] process(int[][][] data, int startX, int startY, int stopX, int stopY) {
int mean = ImageUtil.getMeanValue(data);
int mean = RAWImageUtil.getMeanValue(data);
int[][][] output = ImageUtil.copyArray(data);
int[][][] output = RAWImageUtil.copyArray(data);
ImageUtil.addMeanValue(output, startX, startY, stopX, stopY, mean*(-1));
ImageUtil.scale(output, startX, startY, stopX, stopY, contrast);
ImageUtil.addMeanValue(output, startX, startY, stopX, stopY, (int)(brightness*mean));
RAWImageUtil.addMeanValue(output, startX, startY, stopX, stopY, mean*(-1));
RAWImageUtil.scale(output, startX, startY, stopX, stopY, contrast);
RAWImageUtil.addMeanValue(output, startX, startY, stopX, stopY, (int)(brightness*mean));
ImageUtil.clip(output, startX, startY, stopX, stopY);
RAWImageUtil.clip(output, startX, startY, stopX, stopY);
return output;
}

4
src/zutil/image/filters/ConvolutionFilter.java
View file

@ -3,7 +3,7 @@ package zutil.image.filters;
import java.awt.image.BufferedImage;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
import zutil.math.ZMath;
/**
@ -59,7 +59,7 @@ public class ConvolutionFilter extends ImageFilterProcessor{
}
}
ImageUtil.clip(tmpData, startX, startY, stopX, stopY);
RAWImageUtil.clip(tmpData, startX, startY, stopX, stopY);
return tmpData;
}

12
src/zutil/image/filters/DitheringFilter.java
View file

@ -3,7 +3,7 @@ package zutil.image.filters;
import java.awt.image.BufferedImage;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
import zutil.math.ZMath;
@ -41,7 +41,7 @@ public class DitheringFilter extends ImageFilterProcessor{
public int[][][] process(int[][][] data, int startX, int startY, int stopX, int stopY) {
int error, index;
int[] currentPixel;
int[][][] output = ImageUtil.copyArray(data);
int[][][] output = RAWImageUtil.copyArray(data);
for(int y=startY; y<stopY ;y++){
setProgress(ZMath.percent(0, stopY-startY-1, y));
@ -53,14 +53,14 @@ public class DitheringFilter extends ImageFilterProcessor{
for (int i = 1; i < 4; i++) {
error = currentPixel[i] - palette[index][i];
if (x + 1 < output[0].length) {
output[y+0][x+1][i] = ImageUtil.clip( output[y+0][x+1][i] + (error*7)/16 );
output[y+0][x+1][i] = RAWImageUtil.clip( output[y+0][x+1][i] + (error*7)/16 );
}
if (y + 1 < data.length) {
if (x - 1 > 0)
output[y+1][x-1][i] = ImageUtil.clip( output[y+1][x-1][i] + (error*3)/16 );
output[y+1][x+0][i] = ImageUtil.clip( output[y+1][x+0][i] + (error*5)/16 );
output[y+1][x-1][i] = RAWImageUtil.clip( output[y+1][x-1][i] + (error*3)/16 );
output[y+1][x+0][i] = RAWImageUtil.clip( output[y+1][x+0][i] + (error*5)/16 );
if (x + 1 < data[0].length)
output[y+1][x+1][i] = ImageUtil.clip( output[y+1][x+1][i] + (error*1)/16 );
output[y+1][x+1][i] = RAWImageUtil.clip( output[y+1][x+1][i] + (error*1)/16 );
}
}
}

4
src/zutil/image/filters/MedianFilter.java
View file

@ -4,7 +4,7 @@ import java.awt.image.BufferedImage;
import zutil.algo.sort.sortable.SortableDataList;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
import zutil.math.ZMath;
/**
@ -62,7 +62,7 @@ public class MedianFilter extends ImageFilterProcessor{
*/
@Override
public int[][][] process(int[][][] data, int startX, int startY, int stopX, int stopY) {
int[][][] tmpData = ImageUtil.copyArray(data);
int[][][] tmpData = RAWImageUtil.copyArray(data);
int edgeX = windowSize / 2;
int edgeY = windowSize / 2;

8
src/zutil/image/filters/SpotLightFilter.java
View file

@ -3,7 +3,7 @@ package zutil.image.filters;
import java.awt.image.BufferedImage;
import zutil.image.ImageFilterProcessor;
import zutil.image.ImageUtil;
import zutil.image.RAWImageUtil;
import zutil.math.ZMath;
public class SpotLightFilter extends ImageFilterProcessor{
@ -64,9 +64,9 @@ public class SpotLightFilter extends ImageFilterProcessor{
}
output[y][x][0] = data[y][x][0];
output[y][x][1] = ImageUtil.clip((int)(scale * data[y][x][1]));
output[y][x][2] = ImageUtil.clip((int)(scale * data[y][x][2]));
output[y][x][3] = ImageUtil.clip((int)(scale * data[y][x][3]));
output[y][x][1] = RAWImageUtil.clip((int)(scale * data[y][x][1]));
output[y][x][2] = RAWImageUtil.clip((int)(scale * data[y][x][2]));
output[y][x][3] = RAWImageUtil.clip((int)(scale * data[y][x][3]));
}
}
return output;

323
src/zutil/network/SSDPServer.java Normal file
View file

@ -0,0 +1,323 @@
package zutil.network;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.InetAddress;
import java.util.HashMap;
import java.util.Timer;
import java.util.TimerTask;
import java.util.UUID;
import zutil.MultiPrintStream;
import zutil.network.http.HTTPHeaderParser;
import zutil.network.http.HttpPrintStream;
import zutil.network.threaded.ThreadedUDPNetworkThread;
import zutil.network.threaded.ThreadedUDPNetwork;
import zutil.wrapper.StringOutputStream;
/**
* A Server class that announces an service by the SSDP
* protocol specified at:
* http://coherence.beebits.net/chrome/site/draft-cai-ssdp-v1-03.txt
* ftp://ftp.pwg.org/pub/pwg/www/hypermail/ps/att-0188/01-psi_SSDP.pdf
*
* @author Ziver
*
* ********* Message clarification:
* ****** Incoming:
* ST: Search Target, this is object of the discovery request, (e.g., ssdp:all, etc.)
* HOST: This is the SSDP multicast address
* MAN: Description of packet type, (e.g., "ssdp:discover", )
* MX: Wait these few seconds and then send response
*
* ****** Outgoing:
* EXT: required by HTTP - not used with SSDP
* SERVER: informational
* LOCATION: This is the URL to request the QueryEndpointsInterface endpoint
* USN: advertisement UUID
* CACHE-CONTROL: max-age = seconds until advertisement expires
* NT: Notify target same as ST
* NTS: same as Man but for Notify messages
*/
public class SSDPServer extends ThreadedUDPNetwork implements ThreadedUDPNetworkThread{
public static final String SERVER_INFO = "SSDP Java Server by Ziver Koc";
public static final int DEFAULT_CACHE_TIME = 60*30; // 30 min
public static final int BUFFER_SIZE = 512;
public static final String SSDP_MULTICAST_ADDR = "239.255.255.250";
public static final int SSDP_PORT = 1900;
// instance specific values
private int cache_time;
private NotifyTimer notifyTimer = null;
/** HashMap that contains services as < SearchTargetName, Location > */
private HashMap<String, String> services;
/** A Map of all the used USN:s */
private HashMap<String, String> usn_map;
public static void main(String[] args) throws IOException{
SSDPServer ssdp = new SSDPServer();
ssdp.addService("upnp:rootdevice", "nowhere");
ssdp.start();
MultiPrintStream.out.println("SSDP Server running");
}
public SSDPServer() throws IOException{
super( null, SSDP_PORT, SSDP_MULTICAST_ADDR );
super.setThread( this );
services = new HashMap<String, String>();
usn_map = new HashMap<String, String>();
setChacheTime( DEFAULT_CACHE_TIME );
enableNotify( true );
}
/**
* Adds an service that will be announced.
*
* @param searchTarget is the ST value in SSDP
* @param location is the location of the service
*/
public void addService(String searchTarget, String location){
services.put( searchTarget, location );
}
/**
* Remove a service from being announced. This function will
* send out an byebye message to the clients that the service is down.
*
* @param searchTarget is the ST value in SSDP
*/
public void removeService(String searchTarget){
sendByeBye( searchTarget );
services.remove( searchTarget );
}
/**
* Sets the cache time that will be sent to
* the clients. If notification is enabled then an
* notification message will be sent every cache_time/2 seconds
*
* @param time is the time in seconds
*/
public void setChacheTime(int time){
cache_time = time;
if( isNotifyEnabled() ){
enableNotify(false);
enableNotify(true);
}
}
/**
* Enable or disable notification messages to clients
* every cache_time/2 seconds
*/
public void enableNotify(boolean enable){
if( enable && notifyTimer==null ){
notifyTimer = new NotifyTimer();
Timer timer = new Timer();
timer.schedule(new NotifyTimer(), 0, cache_time*1000/2);
}else if( !enable && notifyTimer!=null ){
notifyTimer.cancel();
notifyTimer = null;
}
}
/**
* @return if notification messages is enabled
*/
public boolean isNotifyEnabled(){
return notifyTimer != null;
}
/**
* Handles the incoming packets like this:
*
* ***** REQUEST:
* M-SEARCH * HTTP/1.1
* S: uuid:ijklmnop-7dec-11d0-a765-00a0c91e6bf6
* Host: 239.255.255.250:reservedSSDPport
* Man: "ssdp:discover"
* ST: ge:fridge
* MX: 3
*
* ***** RESPONSE;
* HTTP/1.1 200 OK
* S: uuid:ijklmnop-7dec-11d0-a765-00a0c91e6bf6
* Ext:
* Cache-Control: no-cache="Ext", max-age = 5000
* ST: ge:fridge
* USN: uuid:abcdefgh-7dec-11d0-a765-00a0c91e6bf6
* AL: <blender:ixl><http://foo/bar>
*
*/
public void receivedPacket(DatagramPacket packet, ThreadedUDPNetwork network) {
try {
String msg = new String( packet.getData() );
HTTPHeaderParser header = new HTTPHeaderParser( msg );
MultiPrintStream.out.println(header);
// ******* Respond
// Check that the message is an ssdp discovery message
if( header.getRequestType().equalsIgnoreCase("M-SEARCH") ){
String man = header.getHTTPAttribute("Man").replace("\"", "");
String st = header.getHTTPAttribute("ST");
// Check that its the correct URL and that its an ssdp:discover message
if( header.getRequestURL().equals("*") && man.equalsIgnoreCase("ssdp:discover") ){
// Check if the requested service exists
if( services.containsKey( st ) ){
// Generate the SSDP response
StringOutputStream response = new StringOutputStream();
HttpPrintStream http = new HttpPrintStream( response );
http.setStatusCode(200);
http.setHeader("Server", SERVER_INFO );
http.setHeader("ST", st );
http.setHeader("Location", services.get(st) );
http.setHeader("EXT", "" );
http.setHeader("Cache-Control", "max-age = "+cache_time );
http.setHeader("USN", getUSN(st) );
http.close();
MultiPrintStream.out.println("\n"+response);
byte[] data = response.toString().getBytes();
packet = new DatagramPacket(
data, data.length,
packet.getAddress(),
packet.getPort());
network.send( packet );
}
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* This thread is a timer task that sends an
* notification message to the network every
* cache_time/2 seconds.
*
* @author Ziver
*/
private class NotifyTimer extends TimerTask {
public void run(){
sendNotify();
}
}
/**
* Sends keepalive messages to update the cache of the clients
*/
public void sendNotify(){
for(String st : services.keySet()){
sendNotify( st );
}
}
/**
* Sends an keepalive message to update the cache of the clients
*
* @param searchTarget is the ST value of the service
*
* ********** Message ex:
* NOTIFY * HTTP/1.1
* Host: 239.255.255.250:reservedSSDPport
* NT: blenderassociation:blender
* NTS: ssdp:alive
* USN: someunique:idscheme3
* AL: <blender:ixl><http://foo/bar>
* Cache-Control: max-age = 7393
*/
public void sendNotify(String searchTarget){
try {
// Generate the SSDP response
StringOutputStream msg = new StringOutputStream();
HttpPrintStream http = new HttpPrintStream( msg, HttpPrintStream.HTTPMessageType.REQUEST );
http.setRequestType("NOTIFY");
http.setRequestURL("*");
http.setHeader("Server", SERVER_INFO );
http.setHeader("Host", SSDP_MULTICAST_ADDR+":"+SSDP_PORT );
http.setHeader("NT", searchTarget );
http.setHeader("NTS", "ssdp:alive" );
http.setHeader("Location", services.get(searchTarget) );
http.setHeader("Cache-Control", "max-age = "+cache_time );
http.setHeader("USN", getUSN(searchTarget) );
http.close();
MultiPrintStream.out.println("\n"+msg);
byte[] data = msg.toString().getBytes();
DatagramPacket packet = new DatagramPacket(
data, data.length,
InetAddress.getByName( SSDP_MULTICAST_ADDR ),
SSDP_PORT );
super.send( packet );
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Shutdown message is sent to the clients that all
* the service is shutting down.
*/
public void sendByeBye(){
for(String st : services.keySet()){
sendByeBye( st );
}
}
/**
* Shutdown message is sent to the clients that the service is shutting down
*
* @param searchTarget is the ST value of the service
*
* ********** Message ex:
* NOTIFY * HTTP/1.1
* Host: 239.255.255.250:reservedSSDPport
* NT: someunique:idscheme3
* NTS: ssdp:byebye
* USN: someunique:idscheme3
*/
public void sendByeBye(String searchTarget){
try {
// Generate the SSDP response
StringOutputStream msg = new StringOutputStream();
HttpPrintStream http = new HttpPrintStream( msg, HttpPrintStream.HTTPMessageType.REQUEST );
http.setRequestType("NOTIFY");
http.setRequestURL("*");
http.setHeader("Server", SERVER_INFO );
http.setHeader("Host", SSDP_MULTICAST_ADDR+":"+SSDP_PORT );
http.setHeader("NT", searchTarget );
http.setHeader("NTS", "ssdp:byebye" );
http.setHeader("USN", getUSN(searchTarget) );
http.close();
MultiPrintStream.out.println("\n"+msg);
byte[] data = msg.toString().getBytes();
DatagramPacket packet = new DatagramPacket(
data, data.length,
InetAddress.getByName( SSDP_MULTICAST_ADDR ),
SSDP_PORT );
super.send( packet );
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Generates an unique USN for the service
*
* @param searchTarget is the service ST name
* @return an unique string that corresponds to the service
*/
public String getUSN(String searchTarget){
if( !usn_map.containsKey( searchTarget ) ){
String usn = "uuid:" + UUID.nameUUIDFromBytes( (searchTarget+services.get(searchTarget)).getBytes() );
usn_map.put( searchTarget, usn );
return usn;
}
return usn_map.get( searchTarget );
}
}

237
src/zutil/network/http/HTTPHeaderParser.java Normal file
View file

@ -0,0 +1,237 @@
package zutil.network.http;
import java.io.BufferedReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Scanner;
import java.util.regex.Pattern;
public class HTTPHeaderParser {
// Some Cached regexes
private static final Pattern colonPattern = Pattern.compile(":");
private static final Pattern equalPattern = Pattern.compile("=");
private static final Pattern andPattern = Pattern.compile("&");
private static final Pattern semiColonPattern = Pattern.compile(";");
// HTTP info
private String type;
private String url;
private HashMap<String, String> url_attr;
private float version;
// params
private HashMap<String, String> attributes;
private HashMap<String, String> cookies;
/**
* Parses the HTTP header information from the stream
*
* @param in is the stream
* @throws IOException
*/
public HTTPHeaderParser(BufferedReader in) throws IOException{
url_attr = new HashMap<String, String>();
attributes = new HashMap<String, String>();
cookies = new HashMap<String, String>();
String tmp = null;
if( (tmp=in.readLine()) != null && !tmp.isEmpty() ){
parseStartLine( tmp );
while( (tmp=in.readLine()) != null && !tmp.isEmpty() ){
parseLine( tmp );
}
}
parseCookies();
}
/**
* Parses the HTTP header information from an String
*
* @param in is the string
*/
public HTTPHeaderParser(String in){
url_attr = new HashMap<String, String>();
attributes = new HashMap<String, String>();
cookies = new HashMap<String, String>();
Scanner sc = new Scanner(in);
sc.useDelimiter("\n");
String tmp = null;
if( sc.hasNext() && !(tmp=sc.next()).isEmpty() ){
parseStartLine( tmp );
while( sc.hasNext() && !(tmp=sc.next()).isEmpty() ){
parseLine( tmp );
}
}
parseCookies();
}
/**
* Parses the first header line and ads the values to
* the map and returns the file name and path
*
* @param header The header String
* @param map The HashMap to put the variables to
* @return The path and file name as a String
*/
protected void parseStartLine(String line){
type = (line.substring(0, line.indexOf(" "))).trim();
version = Float.parseFloat( line.substring(line.lastIndexOf("HTTP/")+5 , line.length()).trim() );
line = (line.substring(type.length()+1, line.lastIndexOf("HTTP/"))).trim();
// parse URL and attributes
if(line.indexOf('?') > -1){
url = line.substring(0, line.indexOf('?'));
line = line.substring(line.indexOf('?')+1, line.length());
parseUrlAttributes(line, url_attr);
}
else{
url = line;
}
}
/**
* Parses a String with variables from a get or post
* that was sent from a client and puts the data into a HashMap
*
* @param header is the String containing all the attributes
* @param map is the HashMap to put all the values into
*/
public static void parseUrlAttributes(String attributes, HashMap<String, String> map){
String[] tmp;
// get the variables
String[] data = andPattern.split( attributes );
for(String element : data){
tmp = equalPattern.split(element, 2);
map.put(
tmp[0].trim(), // Key
(tmp.length>1 ? tmp[1] : "").trim()); //Value
}
}
/**
* Parses the rest of the header
*
* @param line is the next line in the header
*/
protected void parseLine(String line){
String[] data = colonPattern.split( line, 2 );
attributes.put(
data[0].trim().toUpperCase(), // Key
(data.length>1 ? data[1] : "").trim()); //Value
}
/**
* Parses the attribute "Cookie" and returns a HashMap
* with the values
*
* @return a HashMap with cookie values
*/
protected void parseCookies(){
if( attributes.containsKey("COOKIE") ){
String[] tmp = semiColonPattern.split( attributes.get("COOKIE") );
String[] tmp2;
for(String cookie : tmp){
tmp2 = equalPattern.split(cookie, 2);
cookies.put(
tmp2[0].trim(), // Key
(tmp2.length>1 ? tmp2[1] : "").trim()); //Value
}
}
}
/**
* @return the HTTP message type( ex. GET,POST...)
*/
public String getRequestType(){
return type;
}
/**
* @return the HTTP version of this header
*/
public float getHTTPVersion(){
return version;
}
/**
* @return the URL that the client sent the server
*/
public String getRequestURL(){
return url;
}
/**
* Returns the URL attribute value of the given name,
* returns null if there is no such attribute
*/
public String getURLAttribute(String name){
return url_attr.get( name );
}
/**
* Returns the HTTP attribute value of the given name,
* returns null if there is no such attribute
*/
public String getHTTPAttribute(String name){
return attributes.get( name.toUpperCase() );
}
/**
* Returns the cookie value of the given name,
* returns null if there is no such attribute
*/
public String getCookie(String name){
return cookies.get( name );
}
/**
* @return athe parsed cookies
*/
public HashMap<String, String> getCookies(){
return cookies;
}
/**
* @return the parsed URL values
*/
public HashMap<String, String> getURLAttributes(){
return url_attr;
}
/**
* @return the parsed header attributes
*/
public HashMap<String, String> getAttributes(){
return attributes;
}
public String toString(){
StringBuffer tmp = new StringBuffer();
tmp.append("\nType: ");
tmp.append(type);
tmp.append("\nHTTP Version: HTTP/");
tmp.append(version);
tmp.append("\nURL: ");
tmp.append(url);
for( String key : url_attr.keySet() ){
tmp.append("\nURL Attr: ");
tmp.append(key);
tmp.append("=");
tmp.append( url_attr.get(key) );
}
for( String key : attributes.keySet() ){
tmp.append("\nHTTP Attr: ");
tmp.append(key);
tmp.append("=");
tmp.append( attributes.get(key) );
}
for( String key : cookies.keySet() ){
tmp.append("\nCookie: ");
tmp.append(key);
tmp.append("=");
tmp.append( cookies.get(key) );
}
return tmp.toString();
}
}

111
src/zutil/network/http/HttpPrintStream.java
View file

@ -12,16 +12,50 @@ import java.util.HashMap;
*
*/
public class HttpPrintStream extends PrintStream{
private Integer status_code;
// Defines the type of message
public enum HTTPMessageType{
REQUEST,
RESPONSE
}
// This defines the type of message that will be generated
private HTTPMessageType message_type;
// The status code of the message, ONLY for response
private Integer res_status_code;
// The request type of the message ONLY for request
private String req_type;
// The requesting url ONLY for request
private String req_url;
// An Map of all the header values
private HashMap<String, String> header;
// An Map of all the cookies
private HashMap<String, String> cookie;
// The buffered header
private StringBuffer buffer;
// If the header buffering is enabled
private boolean buffer_enabled;
/**
* Creates an new instance of HttpPrintStream with
* message type of RESPONSE and buffering disabled.
*
* @param out is the OutputStream to send the message
*/
public HttpPrintStream(OutputStream out) {
this( out, HTTPMessageType.RESPONSE );
}
/**
* Creates an new instance of HttpPrintStream with
* message type buffering disabled.
*
* @param out is the OutputStream to send the message
* @param type is the type of message
*/
public HttpPrintStream(OutputStream out, HTTPMessageType type) {
super(out);
status_code = 0;
this.message_type = type;
res_status_code = 0;
header = new HashMap<String, String>();
cookie = new HashMap<String, String>();
buffer = new StringBuffer();
@ -49,9 +83,9 @@ public class HttpPrintStream extends PrintStream{
* @param value is the value of the cookie
* @throws Exception Throws exception if the header has already been sent
*/
public void setCookie(String key, String value) throws Exception{
public void setCookie(String key, String value) throws RuntimeException{
if(cookie == null)
throw new Exception("Header already sent!!!");
throw new RuntimeException("Header already sent!!!");
cookie.put(key, value);
}
@ -62,22 +96,51 @@ public class HttpPrintStream extends PrintStream{
* @param value is the value of the header
* @throws Exception Throws exception if the header has already been sent
*/
public void setHeader(String key, String value) throws Exception{
public void setHeader(String key, String value) throws RuntimeException{
if(header == null)
throw new Exception("Header already sent!!!");
throw new RuntimeException("Header already sent!!!");
header.put(key, value);
}
/**
* Sets the return status code
* Sets the status code of the message, ONLY available in HTTP RESPONSE
*
* @param code the code from 100 up to 599
* @throws Exception Throws exception if the header has already been sent
* @throws RuntimeException if the header has already been sent or the message type is wrong
*/
public void setStatusCode(int code) throws Exception{
if(status_code == null)
throw new Exception("Header already sent!!!");
status_code = code;
public void setStatusCode(int code) throws RuntimeException{
if( res_status_code == null )
throw new RuntimeException("Header already sent!!!");
if( message_type != HTTPMessageType.RESPONSE )
throw new RuntimeException("Status Code is only available in HTTP RESPONSE!!!");
res_status_code = code;
}
/**
* Sets the request type of the message, ONLY available in HTTP REQUEST
*
* @param req_type is the type of the message, e.g. GET, POST...
* @throws RuntimeException if the header has already been sent or the message type is wrong
*/
public void setRequestType(String req_type) throws RuntimeException{
if( req_type == null )
throw new RuntimeException("Header already sent!!!");
if( message_type != HTTPMessageType.REQUEST )
throw new RuntimeException("Request Message Type is only available in HTTP REQUEST!!!");
this.req_type = req_type;
}
/**
* Sets the requesting URL of the message, ONLY available in HTTP REQUEST
*
* @param req_url is the URL
* @throws RuntimeException if the header has already been sent or the message type is wrong
*/
public void setRequestURL(String req_url) throws RuntimeException{
if( req_url == null )
throw new RuntimeException("Header already sent!!!");
if( message_type != HTTPMessageType.REQUEST )
throw new RuntimeException("Request URL is only available in HTTP REQUEST!!!");
this.req_url = req_url;
}
/**
@ -102,10 +165,15 @@ public class HttpPrintStream extends PrintStream{
buffer.append(s);
}
else{
if(status_code != null){
super.print("HTTP/1.0 "+status_code+" "+getStatusString(status_code));
if(res_status_code != null){
if( message_type==HTTPMessageType.REQUEST )
super.print(req_type+" "+req_url+" HTTP/1.1");
else
super.print("HTTP/1.1 "+res_status_code+" "+getStatusString(res_status_code));
super.println();
status_code = null;
res_status_code = null;
req_type = null;
req_url = null;
}
if(header != null){
for(String key : header.keySet()){
@ -115,10 +183,21 @@ public class HttpPrintStream extends PrintStream{
header = null;
}
if(cookie != null){
if( !cookie.isEmpty() ){
if( message_type==HTTPMessageType.REQUEST ){
super.print("Cookie: ");
for(String key : cookie.keySet()){
super.print(key+"="+cookie.get(key)+"; ");
}
super.println();
}
else{
for(String key : cookie.keySet()){
super.print("Set-Cookie: "+key+"="+cookie.get(key)+";");
super.println();
}
}
}
super.println();
cookie = null;
}
@ -136,7 +215,7 @@ public class HttpPrintStream extends PrintStream{
buffer.delete(0, buffer.length());
buffer_enabled = true;
}
else if(status_code != null || header != null || cookie != null){
else if(res_status_code != null || header != null || cookie != null){
printOrBuffer("");
}
super.flush();

180
src/zutil/network/http/HttpServer.java
View file

@ -4,22 +4,16 @@ import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.cert.CertificateException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Timer;
import java.util.TimerTask;
import java.util.regex.Pattern;
import javax.net.ssl.SSLServerSocketFactory;
import zutil.MultiPrintStream;
import zutil.network.threaded.ThreadedTCPNetworkServer;
import zutil.network.threaded.ThreadedTCPNetworkServerThread;
/**
@ -28,7 +22,7 @@ import zutil.MultiPrintStream;
*
* @author Ziver
*/
public class HttpServer extends Thread{
public class HttpServer extends ThreadedTCPNetworkServer{
public static final boolean DEBUG = false;
public static final String SERVER_VERSION = "StaticInt HttpServer 1.0";
public static final int COOKIE_TTL = 200;
@ -36,8 +30,6 @@ public class HttpServer extends Thread{
public final String server_url;
public final int server_port;
private File keyStore;
private String keyStorePass;
private HashMap<String,HttpPage> pages;
private HttpPage defaultPage;
@ -64,10 +56,9 @@ public class HttpServer extends Thread{
* @param sslCert If this is not null then the server will use a SSL connection with the given certificate
*/
public HttpServer(String url, int port, File keyStore, String keyStorePass){
super( port, keyStore, keyStorePass );
this.server_url = url;
this.server_port = port;
this.keyStorePass = keyStorePass;
this.keyStore = keyStore;
pages = new HashMap<String,HttpPage>();
sessions = Collections.synchronizedMap(new HashMap<String,Map<String,Object>>());
@ -75,6 +66,8 @@ public class HttpServer extends Thread{
Timer timer = new Timer();
timer.schedule(new GarbageCollector(), 0, SESSION_TTL / 2);
MultiPrintStream.out.println("HTTP"+(keyStore==null?"":"S")+" Server ready!");
}
/**
@ -119,49 +112,13 @@ public class HttpServer extends Thread{
defaultPage = page;
}
public void run(){
protected ThreadedTCPNetworkServerThread getThreadInstance( Socket s ){
try {
ServerSocket ss;
if(keyStorePass != null && keyStore != null){
registerCertificate(keyStore, keyStorePass);
ss = initSSL(server_port);
MultiPrintStream.out.println("Https Server Running!!!");
return new HttpServerThread( s );
} catch (IOException e) {
e.printStackTrace( MultiPrintStream.out );
}
else{
ss = new ServerSocket(server_port);
MultiPrintStream.out.println("Http Server Running!!!");
}
while(true){
new HttpServerThread(ss.accept());
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Initiates a SSLServerSocket
*
* @param port The port to listen to
* @return The SSLServerSocket
* @throws IOException
*/
private ServerSocket initSSL(int port) throws IOException{
SSLServerSocketFactory sslserversocketfactory =
(SSLServerSocketFactory) SSLServerSocketFactory.getDefault();
return sslserversocketfactory.createServerSocket(port);
}
/**
* Registers the given cert file to the KeyStore
*
* @param certFile The cert file
*/
protected void registerCertificate(File keyStore, String keyStorePass) throws CertificateException, IOException, KeyStoreException, NoSuchProviderException, NoSuchAlgorithmException{
System.setProperty("javax.net.ssl.keyStore", keyStore.getAbsolutePath());
System.setProperty("javax.net.ssl.keyStorePassword", keyStorePass);
return null;
}
/**
@ -170,7 +127,7 @@ public class HttpServer extends Thread{
* @author Ziver
*
*/
class HttpServerThread extends Thread{
protected class HttpServerThread implements ThreadedTCPNetworkServerThread{
private HttpPrintStream out;
private BufferedReader in;
private Socket socket;
@ -179,16 +136,11 @@ public class HttpServer extends Thread{
out = new HttpPrintStream(socket.getOutputStream());
in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
this.socket = socket;
start();
if(DEBUG) MultiPrintStream.out.println("New Connection!!! "+socket.getInetAddress().getHostName());
}
public void run(){
String tmp = null;
String[] tmpArray, tmpArray2;
Pattern colonPattern = Pattern.compile(":");
Pattern semiColonPattern = Pattern.compile(";");
Pattern equalPattern = Pattern.compile("=");
String page_url = "";
HashMap<String,String> client_info = new HashMap<String,String>();
@ -198,44 +150,18 @@ public class HttpServer extends Thread{
//**************************** REQUEST *********************************
try {
if(DEBUG) MultiPrintStream.out.println("Reciving Http Request!!!");
while((tmp=in.readLine()) != null && !tmp.isEmpty()){
//System.err.println(tmp);
//*********** Handling Get variables
if(tmp.startsWith("GET")){
// Gets the file URL and get values
tmp = (tmp.substring(5, tmp.indexOf("HTTP/"))).trim();
page_url = parseHttpHeader(tmp, request);
}
//********* Handling Post variable data
else if(tmp.startsWith("POST")){
// Gets the file URL and get values
tmp = (tmp.substring(6, tmp.indexOf("HTTP/"))).trim();
page_url = parseHttpHeader(tmp, request);
}
//********* Handling Cookies
else if(tmp.startsWith("Cookie")){
tmp = colonPattern.split(tmp)[1];
tmpArray = semiColonPattern.split(tmp);
for(String e : tmpArray){
tmpArray2 = equalPattern.split(e);
cookie.put(
tmpArray2[0].trim(), // Key
(tmpArray2.length>1 ? tmpArray2[1] : "").trim()); //Value
}
}
//********* Handling Client info
else{
tmpArray = colonPattern.split(tmp);
client_info.put(
tmpArray[0].trim(), // Key
(tmpArray.length>1 ? tmpArray[1] : "").trim()); //Value
}
}
HTTPHeaderParser parser = new HTTPHeaderParser(in);
if(DEBUG) MultiPrintStream.out.println(parser);
client_info = parser.getAttributes();
request = parser.getURLAttributes();
cookie = parser.getCookies();
//******* Read in the post data if available
if(client_info.containsKey("Content-Length")){
if( parser.getHTTPAttribute("Content-Length")!=null ){
// Reads the post data size
tmp = client_info.get("Content-Length");
tmp = parser.getHTTPAttribute("Content-Length");
int post_data_length = Integer.parseInt( tmp );
// read the data
StringBuffer tmpb = new StringBuffer();
@ -244,17 +170,18 @@ public class HttpServer extends Thread{
tmpb.append((char)in.read());
}
if(client_info.get("Content-Type").contains("application/x-www-form-urlencoded")){
tmp = parser.getHTTPAttribute("Content-Type");
if( tmp.contains("application/x-www-form-urlencoded") ){
// get the variables
parseVariables(tmpb.toString(), request);
HTTPHeaderParser.parseUrlAttributes( tmpb.toString(), request );
}
else if(client_info.get("Content-Type").contains("application/soap+xml") ||
client_info.get("Content-Type").contains("text/xml") ||
client_info.get("Content-Type").contains("text/plain")){
else if( tmp.contains("application/soap+xml" ) ||
tmp.contains("text/xml") ||
tmp.contains("text/plain") ){
// save the variables
request.put( "" , tmpb.toString() );
}
else if(client_info.get("Content-Type").contains("multipart/form-data")){
else if( tmp.contains("multipart/form-data") ){
// TODO: File upload
throw new Exception( "\"multipart-form-data\" Not implemented!!!" );
}
@ -316,9 +243,9 @@ public class HttpServer extends Thread{
out.setStatusCode( 500 );
} catch (Exception e1) {}
if(e.getMessage() != null)
out.println("500 Internal Server Error(Header: "+tmp+"): "+e.getMessage());
out.println( "500 Internal Server Error: "+e.getMessage() );
else{
out.println("500 Internal Server Error(Header: "+tmp+"): "+e.getCause().getMessage());
out.println( "500 Internal Server Error: "+e.getCause().getMessage() );
}
}
@ -332,51 +259,4 @@ public class HttpServer extends Thread{
}
}
}
/**
* Parses the first header line and ads the values to
* the map and returns the file name and path
*
* @param header The header String
* @param map The HashMap to put the variables to
* @return The path and file name as a String
*/
private String parseHttpHeader(String header, HashMap<String, String> map){
String page_url = "";
// cut out the page name
if(header.indexOf('?') > -1){
page_url = header.substring(0, header.indexOf('?'));
header = header.substring(header.indexOf('?')+1, header.length());
parseVariables(header, map);
}
else{
page_url = header;
}
return page_url;
}
/**
* Parses a String with variables from a get or post
* from a client and puts the data into a HashMap
*
* @param header A String with all the variables
* @param map The HashMap to put all the variables into
*/
private void parseVariables(String header, HashMap<String, String> map){
int tmp;
// get the variables
String[] data = header.split("&");
for(String element : data){
tmp = element.indexOf('=');
if(tmp > 0){
map.put(
element.substring(0, tmp ).trim(), // Key
element.substring(tmp+1, element.length() ).trim() ); //Value
}
else{
map.put(element, "");
}
}
}
}

2
src/zutil/network/nio/NioNetwork.java
View file

@ -36,7 +36,7 @@ public abstract class NioNetwork implements Runnable {
* 2 = message debug
* 3 = selector debug
*/
public static int DEBUG = 2;
public static final int DEBUG = 2;
public static enum NetworkType {SERVER, CLIENT};
private NetworkType type;

115
src/zutil/network/threaded/ThreadedTCPNetworkServer.java Normal file
View file

@ -0,0 +1,115 @@
package zutil.network.threaded;
import java.io.File;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.cert.CertificateException;
import javax.net.ssl.SSLServerSocketFactory;
import zutil.MultiPrintStream;
/**
* A simple web server that handles both cookies and
* sessions for all the clients
*
* @author Ziver
*/
public abstract class ThreadedTCPNetworkServer extends Thread{
public final int port;
private File keyStore;
private String keyStorePass;
/**
* Creates a new instance of the sever
*
* @param port The port that the server should listen to
*/
public ThreadedTCPNetworkServer(int port){
this(port, null, null);
}
/**
* Creates a new instance of the sever
*
* @param port The port that the server should listen to
* @param sslCert If this is not null then the server will use SSL connection with this keyStore file path
* @param sslCert If this is not null then the server will use a SSL connection with the given certificate
*/
public ThreadedTCPNetworkServer(int port, File keyStore, String keyStorePass){
this.port = port;
this.keyStorePass = keyStorePass;
this.keyStore = keyStore;
}
public void run(){
ServerSocket ss = null;
try{
if(keyStorePass != null && keyStore != null){
registerCertificate(keyStore, keyStorePass);
ss = initSSL( port );
}
else{
ss = new ServerSocket( port );
}
while(true){
Socket s = ss.accept();
ThreadedTCPNetworkServerThread t = getThreadInstance( s );
if( t!=null )
new Thread( t ).start();
else{
MultiPrintStream.out.println("Unable to instantiate ThreadedTCPNetworkServerThread, closing connection!");
s.close();
}
}
} catch(Exception e) {
e.printStackTrace( MultiPrintStream.out );
}
if( ss!=null ){
try{
ss.close();
}catch(IOException e){ e.printStackTrace( MultiPrintStream.out ); }
}
}
/**
* This method returns an new instance of the ThreadedTCPNetworkServerThread
* that will handle the newly made connection, if an null value is returned
* then the ThreadedTCPNetworkServer will close the new connection.
*
* @param s is an new connection to an host
* @return a new instance of an thread or null
*/
protected abstract ThreadedTCPNetworkServerThread getThreadInstance( Socket s );
/**
* Initiates a SSLServerSocket
*
* @param port The port to listen to
* @return The SSLServerSocket
* @throws IOException
*/
private ServerSocket initSSL(int port) throws IOException{
SSLServerSocketFactory sslserversocketfactory =
(SSLServerSocketFactory) SSLServerSocketFactory.getDefault();
return sslserversocketfactory.createServerSocket(port);
}
/**
* Registers the given cert file to the KeyStore
*
* @param certFile The cert file
*/
protected void registerCertificate(File keyStore, String keyStorePass) throws CertificateException, IOException, KeyStoreException, NoSuchProviderException, NoSuchAlgorithmException{
System.setProperty("javax.net.ssl.keyStore", keyStore.getAbsolutePath());
System.setProperty("javax.net.ssl.keyStorePassword", keyStorePass);
}
}

12
src/zutil/network/threaded/ThreadedTCPNetworkServerThread.java Normal file
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@ -0,0 +1,12 @@
package zutil.network.threaded;
/**
* The class that will handle the TCP connection will incclude
* this interface
*
* @author Ziver
*
*/
public interface ThreadedTCPNetworkServerThread extends Runnable{
}

103
src/zutil/network/threaded/ThreadedUDPNetwork.java Normal file
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@ -0,0 +1,103 @@
package zutil.network.threaded;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.MulticastSocket;
import java.net.SocketException;
/**
* A simple web server that handles both cookies and
* sessions for all the clients
*
* @author Ziver
*/
public class ThreadedUDPNetwork extends Thread{
public static final int BUFFER_SIZE = 512;
// Type of UDP socket
enum UDPType{
MULTICAST,
UNICAST
}
protected final UDPType type;
protected final int port;
protected DatagramSocket socket;
protected ThreadedUDPNetworkThread thread = null;
/**
* Creates a new unicast instance of the sever
*
* @param thread is the class that will handle incoming packets
* @param port is the port that the server should listen to
* @throws SocketException
*/
public ThreadedUDPNetwork(ThreadedUDPNetworkThread thread, int port) throws SocketException{
this.type = UDPType.UNICAST;
this.port = port;
setThread( thread );
socket = new DatagramSocket( port );
}
/**
* Creates a new multicast instance of the sever
*
* @param thread is the class that will handle incoming packets
* @param port is the port that the server should listen to
* @param multicast_addr is the multicast address that the server will listen on
* @throws IOException
*/
public ThreadedUDPNetwork(ThreadedUDPNetworkThread thread, int port, String multicast_addr ) throws IOException{
this.type = UDPType.MULTICAST;
this.port = port;
setThread( thread );
// init udp socket
MulticastSocket msocket = new MulticastSocket( port );
InetAddress group = InetAddress.getByName( multicast_addr );
msocket.joinGroup( group );
socket = msocket;
}
public void run(){
try{
while(true){
byte[] buf = new byte[BUFFER_SIZE];
DatagramPacket packet = new DatagramPacket(buf, buf.length);
socket.receive( packet );
if( thread!=null )
thread.receivedPacket( packet, this );
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Sends the given packet
*
* @param packet is the packet to send
* @throws IOException
*/
public synchronized void send( DatagramPacket packet ) throws IOException{
socket.send(packet);
}
/**
* Sets the thread that will handle the incoming packets
*
* @param thread is the thread
*/
public void setThread(ThreadedUDPNetworkThread thread){
this.thread = thread;
}
}

21
src/zutil/network/threaded/ThreadedUDPNetworkThread.java Normal file
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@ -0,0 +1,21 @@
package zutil.network.threaded;
import java.net.DatagramPacket;
/**
* This interface is for processing received packets
* from the TNetworkUDPServer
*
* @author Ziver
*
*/
public interface ThreadedUDPNetworkThread extends Runnable{
/**
* Packet will be processed in this method
*
* @param packet is the received packet
* @param network is the network class that received the packet
*/
public void receivedPacket(DatagramPacket packet, ThreadedUDPNetwork network);
}

105
src/zutil/struct/HistoryList.java Normal file
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@ -0,0 +1,105 @@
package zutil.struct;
import java.util.Iterator;
import java.util.LinkedList;
public class HistoryList<T> implements Iterable<T>{
public int history_length;
private LinkedList<T> history;
private int historyIndex = 0;
/**
* Creates an HistoryList object
*/
public HistoryList(){
this( Integer.MAX_VALUE );
}
/**
* Creates an HistoryList object with an max size
*
* @param histlength the maximum size of the list
*/
public HistoryList(int histlength){
history_length = histlength;
history = new LinkedList<T>();
}
/**
* Returns the item in the given index
*
* @param i is the index
* @return item in that index
*/
public T get(int i){
return history.get( i );
}
/**
* Adds an item to the list and removes the last if
* the list is bigger than the max length.
*
* @param item is the item to add
*/
public void add(T item){
while(historyIndex < history.size()-1){
history.removeLast();
}
history.addLast(item);
if(history_length < history.size()){
history.removeFirst();
}
historyIndex = history.size()-1;
}
/**
* @return the previous item in the list
*/
public T getPrevious(){
if(historyIndex > 0){
historyIndex -= 1;
}
else{
historyIndex = 0;
}
return history.get(historyIndex);
}
/**
* @return the next item in the list
*/
public T getNext(){
if(next()){
historyIndex += 1;
}
else{
historyIndex = history.size()-1;
}
return history.get(historyIndex);
}
public T getCurrent(){
return history.get(historyIndex);
}
/**
* @return if there are items newer than the current
*/
public boolean next(){
if(historyIndex < history.size()-1){
return true;
}
else{
return false;
}
}
/**
* @return an iterator of the list
*/
public Iterator<T> iterator(){
return history.iterator();
}
}

4
src/zutil/test/FileFinderHasherTest.java
View file

@ -2,7 +2,7 @@ package zutil.test;
import java.io.File;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;
import zutil.FileFinder;
import zutil.Hasher;
@ -12,7 +12,7 @@ public class FileFinderHasherTest {
String relativePath = "zutil/test";
File path = FileFinder.find(relativePath);
ArrayList<File> files = FileFinder.search(path);
List<File> files = FileFinder.search(path);
for(int i=0; i<files.size(); i++){
try {
System.out.println(

45
src/zutil/wrapper/StringOutputStream.java Normal file
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@ -0,0 +1,45 @@
package zutil.wrapper;
import java.io.IOException;
import java.io.OutputStream;
/**
* This class saves all the input data in to an StringBuffer
*
* @author Ziver
*
*/
public class StringOutputStream extends OutputStream{
// The buffer
protected StringBuffer buffer;
/**
* Creates an new instance of this class
*/
public StringOutputStream(){
buffer = new StringBuffer();
}
@Override
public void write(int b) throws IOException {
buffer.append( b );
}
@Override
public void write(byte[] b) {
buffer.append( new String(b) );
}
@Override
public void write(byte[] b, int off, int len) {
buffer.append( new String(b, off, len) );
}
/**
* @return the String with the data
*/
@Override
public String toString() {
return buffer.toString();
}
}