moved some files and fixed javadoc
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7176c87c08
commit
58a3113819
5 changed files with 147 additions and 20 deletions
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@ -2,7 +2,7 @@ package zutil;
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/**
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* If an class implements this interface and runs it through
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* MultiPrintStream.dump then all the values in the object
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* MultiPrintStream.dump() then all the values in the object
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* will be written out.
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*
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* @author Ziver
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@ -7,12 +7,14 @@ package zutil;
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* @author Ziver
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*
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*/
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public interface ProgressListener {
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public interface ProgressListener<T> {
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/**
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* This method is called when the progress is updated
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* @param source The source object of the progress
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* @param percent The progress of the object (0-100)
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*
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* @param source is the source object of the progress
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* @param info is some information from the source object
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* @param percent is the progress of the object (0-100)
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*/
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public void progressUpdate(Object source, Object info, double percent);
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public void progressUpdate(Object source, T info, double percent);
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}
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91
src/zutil/io/BoundryBufferedInputStream.java
Normal file
91
src/zutil/io/BoundryBufferedInputStream.java
Normal file
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@ -0,0 +1,91 @@
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package zutil.io;
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import java.io.FilterInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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public class BoundryBufferedInputStream extends FilterInputStream{
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protected BoundryBufferedInputStream(InputStream in) {
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super(in);
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}
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public int read() throws IOException {
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return in.read();
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}
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public int read(byte b[], int off, int len) throws IOException {
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return in.read(b, off, len);
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}
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public long skip(long n) throws IOException {
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return in.skip(n);
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}
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/**
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* Returns an estimate of the number of bytes that can be read (or
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* skipped over) from this input stream without blocking by the next
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* caller of a method for this input stream. The next caller might be
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* the same thread or another thread. A single read or skip of this
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* many bytes will not block, but may read or skip fewer bytes.
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* <p>
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* This method returns the result of {@link #in in}.available().
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*
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* @return an estimate of the number of bytes that can be read (or skipped
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* over) from this input stream without blocking.
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* @exception IOException if an I/O error occurs.
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*/
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public int available() throws IOException {
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return in.available();
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}
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/**
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* Marks the current position in this input stream. A subsequent
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* call to the <code>reset</code> method repositions this stream at
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* the last marked position so that subsequent reads re-read the same bytes.
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* <p>
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* The <code>readlimit</code> argument tells this input stream to
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* allow that many bytes to be read before the mark position gets
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* invalidated.
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* <p>
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* This method simply performs <code>in.mark(readlimit)</code>.
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*
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* @param readlimit the maximum limit of bytes that can be read before
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* the mark position becomes invalid.
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* @see java.io.FilterInputStream#in
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* @see java.io.FilterInputStream#reset()
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*/
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public synchronized void mark(int readlimit) {
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in.mark(readlimit);
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}
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/**
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* Repositions this stream to the position at the time the
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* <code>mark</code> method was last called on this input stream.
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* <p>
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* This method
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* simply performs <code>in.reset()</code>.
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* <p>
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* Stream marks are intended to be used in
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* situations where you need to read ahead a little to see what's in
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* the stream. Often this is most easily done by invoking some
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* general parser. If the stream is of the type handled by the
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* parse, it just chugs along happily. If the stream is not of
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* that type, the parser should toss an exception when it fails.
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* If this happens within readlimit bytes, it allows the outer
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* code to reset the stream and try another parser.
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*
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* @exception IOException if the stream has not been marked or if the
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* mark has been invalidated.
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* @see java.io.FilterInputStream#in
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* @see java.io.FilterInputStream#mark(int)
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*/
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public synchronized void reset() throws IOException {
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in.reset();
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}
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}
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@ -1,4 +1,4 @@
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package zutil.wrapper;
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package zutil.io;
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import java.io.File;
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import java.io.IOException;
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@ -22,33 +22,59 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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// The position in the buffer
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int buf_pos = 0;
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// The real file pointer position where the buffer starts
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long real_pos = 0;
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long file_pos = 0;
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/**
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* Create a instance of this buffer
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*
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* @param filename is the file to read from
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* @param mode as in {@link java.io.RandomAccessFile#RandomAccessFile(File file, String mode)}
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*/
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public BufferedRandomAccessFile(String filename, String mode) throws IOException{
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this(new File(filename), mode);
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}
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/**
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* Create a instance of this buffer
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*
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* @param file is the file to read from
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* @param mode as in {@link java.io.RandomAccessFile#RandomAccessFile(File file, String mode)}
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*/
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public BufferedRandomAccessFile(File file, String mode) throws IOException{
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super(file,mode);
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invalidate();
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buffer = new byte[BUF_SIZE];
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}
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/**
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* Create a instance of this buffer
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*
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* @param filename is the file to read from
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* @param mode as in {@link java.io.RandomAccessFile#RandomAccessFile(File file, String mode)}
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* @param bufsize is the buffer size in bytes
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* @throws IOException
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*/
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public BufferedRandomAccessFile(String filename, String mode, int bufsize) throws IOException{
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this(new File(filename), mode, bufsize);
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}
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/**
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* Create a instance of this buffer
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*
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* @param file is the file to read from
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* @param mode as in {@link java.io.RandomAccessFile#RandomAccessFile(File file, String mode)}
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* @param bufsize is the buffer size in bytes
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* @throws IOException
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*/
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public BufferedRandomAccessFile(File file, String mode, int bufsize) throws IOException{
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super(file,mode);
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invalidate();
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BUF_SIZE = bufsize;
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buffer = new byte[BUF_SIZE];
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buffer = new byte[BUF_SIZE];
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}
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/**
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* Reads the next byte in the buffer
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*
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* @return the next byte in the buffer
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*/
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public final int read() throws IOException{
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if(buf_pos >= buf_end) {
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@ -66,13 +92,13 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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/**
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* Reads in data from the file to the buffer
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*
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* @return The buffer
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* @return the buffer
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* @throws IOException
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*/
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private int fillBuffer() throws IOException {
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int n = super.read(buffer, 0, BUF_SIZE );
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if(n >= 0) {
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real_pos +=n;
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file_pos +=n;
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buf_end = n;
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buf_pos = 0;
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}
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@ -87,11 +113,14 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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private void invalidate() throws IOException {
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buf_end = 0;
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buf_pos = 0;
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real_pos = super.getFilePointer();
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file_pos = super.getFilePointer();
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}
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/**
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* This class while read in b.length from the file
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* Fills the given array with data from the buffer
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*
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* @param b is the array that will be filled
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* @return the amount of bytes read or -1 if eof
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*/
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public int read(byte b[]) throws IOException {
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return read(b, 0, b.length);
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@ -100,6 +129,10 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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/**
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* Reads a given length of bytes from the buffer
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*
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* @param b is the array that will be filled
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* @param off is the offset in the array
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* @param len is the amount to read
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* @return the amount of bytes read or -1 if eof
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*/
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public int read(byte b[], int off, int len) throws IOException {
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int leftover = buf_end - buf_pos;
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@ -120,10 +153,10 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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}
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/**
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* Returns the file pointer in the file
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* @return the file pointer in the file
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*/
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public long getFilePointer() throws IOException{
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long l = real_pos;
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long l = file_pos;
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return (l - buf_end + buf_pos) ;
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}
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@ -133,7 +166,7 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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* @param pos The position to move the pointer to
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*/
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public void seek(long pos) throws IOException {
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int n = (int)(real_pos - pos);
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int n = (int)(file_pos - pos);
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if(n >= 0 && n <= buf_end) {
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buf_pos = buf_end - n;
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} else {
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@ -143,8 +176,9 @@ public class BufferedRandomAccessFile extends RandomAccessFile{
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}
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/**
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* Returns the next line in the file
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* This method is a replacement for readLine()
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*
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* @return the next line in the file
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*/
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public final String readNextLine() throws IOException {
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String str = null;
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@ -1,4 +1,4 @@
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package zutil.wrapper;
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package zutil.io;
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import java.io.OutputStream;
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