Added Stream logger classes

src/zutil/log/CompactLogFormatter.java

@@ -24,6 +24,7 @@
 
 package zutil.log;
 
+import zutil.StringUtil;
 import zutil.io.StringOutputStream;
 
 import java.io.PrintStream;
@@ -35,60 +36,61 @@ import java.util.logging.LogRecord;
 import java.util.regex.Pattern;
 
 public class CompactLogFormatter extends Formatter{
-	// The split pattern where the 
+	/** The split pattern where the **/
 	private static final Pattern splitter = Pattern.compile("\n");
-	// the stream should print time stamp
+	/** the stream should print time stamp **/
 	private boolean timeStamp = true;
-	//The time stamp style
+	/** The time stamp style **/
 	private SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
-	// If displaying class names are enabled
+	/** If displaying class names are enabled **/
 	private boolean className = true;
-	// If displaying method names are enabled
+	/** If displaying method names are enabled **/
 	private boolean methodName = false;
-	// Specifies the max length of the longest class name
+	/** Specifies the max length of the longest class name **/
 	private int max_class_name = 0;
-	// Cache for the class padding
+	/** Cache for the class padding **/
 	private static HashMap<String,String> padd_cache = new HashMap<String,String>();
-	// Date temp file
+	/** Date temp file **/
 	private Date date = new Date();
 
+
 	@Override 
 	public String format(LogRecord record) {
-		StringBuilder data = new StringBuilder();
+		StringBuilder prefix = new StringBuilder();
 
 		if( timeStamp ){
 			date.setTime( record.getMillis() );
-			data.append( dateFormatter.format(date) );
-			data.append(' ');
+			prefix.append(dateFormatter.format(date));
+			prefix.append(' ');
 		}
 
 		switch( record.getLevel().intValue() ){
-		case /* SEVERE  */	1000: data.append("[SEVERE] "); break;
-		case /* WARNING */	900 : data.append("[WARNING]"); break;
-		case /* INFO    */	800 : data.append("[INFO]   "); break;
-		case /* CONFIG  */	700 : data.append("[CONFIG] "); break;		
-		case /* FINE    */	500 : data.append("[FINE]   "); break;
-		case /* FINER   */	400 : data.append("[FINER]  "); break;
-		case /* FINEST  */	300 : data.append("[FINEST] "); break;
+		case /* SEVERE  */	1000: prefix.append("[SEVERE] "); break;
+		case /* WARNING */	900 : prefix.append("[WARNING]"); break;
+		case /* INFO    */	800 : prefix.append("[INFO]   "); break;
+		case /* CONFIG  */	700 : prefix.append("[CONFIG] "); break;
+		case /* FINE    */	500 : prefix.append("[FINE]   "); break;
+		case /* FINER   */	400 : prefix.append("[FINER]  "); break;
+		case /* FINEST  */	300 : prefix.append("[FINEST] "); break;
 		}
-		data.append(' ');
+		prefix.append(' ');
 
 		if( className ){
-			data.append( paddClassName(record.getSourceClassName()) );
+			prefix.append(paddClassName(record.getSourceClassName()));
 		}
 		if(methodName){
-			data.append( record.getSourceMethodName() );
+			prefix.append(record.getSourceMethodName());
 		}
-		data.append( ": " );
+		prefix.append(": ");
 
-		StringBuffer ret = new StringBuffer();
+		StringBuilder ret = new StringBuilder();
 		if( record.getMessage() != null ){
 			String[] array = splitter.split( record.getMessage() );
 			for( int i=0; i<array.length ;++i ){
 				if( i!=0 )
 					ret.append( '\n' );
-				if( data.length() > 0 )
-					ret.append( data );
+				if( prefix.length() > 0 )
+					ret.append( prefix );
 				ret.append( array[i] );
 			}
 			ret.append( '\n' );
@@ -101,8 +103,8 @@ public class CompactLogFormatter extends Formatter{
 			for( int i=0; i<array.length ;++i ){
 				if( i!=0 )
 					ret.append( '\n' );
-				if( data.length() > 0 )
-					ret.append( data );
+				if( prefix.length() > 0 )
+					ret.append( prefix );
 				ret.append( array[i] );
 			}
 			ret.append( '\n' );
@@ -151,21 +153,16 @@ public class CompactLogFormatter extends Formatter{
 	 */
 	private String paddClassName(String source){
 		String tmp = padd_cache.get(source);
-		if( tmp != null )
+		if(tmp != null && tmp.length() == max_class_name)
 			return tmp;
 
 		String c_name = source.substring( source.lastIndexOf('.')+1 );
 		if( c_name.length() > max_class_name )
 			max_class_name = c_name.length();
 
-		StringBuilder sb = new StringBuilder( c_name );
-		for( int i=c_name.length(); i<max_class_name; ++i ) {
-			sb.append( ' ' ); 
-		}
-		tmp = sb.toString();
-		padd_cache.put(source, tmp);
-		return tmp;
-
+		c_name += StringUtil.getSpaces(max_class_name - c_name.length());
+		padd_cache.put(source, c_name);
+		return c_name;
 	}
 
 }

src/zutil/log/InputStreamLogger.java

@@ -0,0 +1,73 @@
+package zutil.log;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ * This class will log all data that passes through a InputStream.
+ * The logging is done with Javas standard Logger with Level.FINEST.
+ *
+ * Created by Ziver on 2015-10-15.
+ */
+public class InputStreamLogger extends InputStream implements StreamLogger.LogCallback {
+    private static final Logger logger = LogUtil.getLogger();
+
+    private InputStream in;
+    private StreamLogger log;
+
+    public InputStreamLogger(InputStream in){
+        this(null, in);
+    }
+    public InputStreamLogger(String prefix, InputStream in){
+        this.in = in;
+        this.log = new StreamLogger(prefix, this);
+    }
+
+
+    public boolean isLoggable(){
+        return logger.isLoggable(Level.FINEST);
+    }
+    public void log(String msg){
+        logger.finest(msg);
+    }
+
+    //************** PROXY METHODS ******************
+    public int read() throws IOException{
+        int n = in.read();
+        log.log(n);
+        return n;
+    }
+    public int read(byte b[]) throws IOException {
+        int n = in.read(b);
+        log.log(b, 0, b.length);
+        return n;
+    }
+    public int read(byte b[], int off, int len) throws IOException {
+        int n = in.read(b, off, len);
+        log.log(b, off, len);
+        return n;
+    }
+    public long skip(long n) throws IOException {
+        return in.skip(n);
+    }
+    public int available() throws IOException {
+        return in.available();
+    }
+    public void close() throws IOException {
+        in.close();
+        log.flushLog();
+    }
+    public void mark(int readlimit) {
+        in.mark(readlimit);
+    }
+    public void reset() throws IOException {
+        in.reset();
+        log.clearLog();
+    }
+    public boolean markSupported() {
+        return in.markSupported();
+    }
+}

src/zutil/log/OutputStreamLogger.java

@@ -0,0 +1,59 @@
+package zutil.log;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ * This class will log all data that passes through a InputStream.
+ * The logging is done with Javas standard Logger with Level.FINEST.
+ *
+ * Created by Ziver on 2015-10-15.
+ */
+public class OutputStreamLogger extends OutputStream implements StreamLogger.LogCallback {
+    private static final Logger logger = LogUtil.getLogger();
+
+    private OutputStream out;
+    private StreamLogger log;
+
+
+    public OutputStreamLogger(OutputStream out){
+        this(null, out);
+    }
+    public OutputStreamLogger(String prefix, OutputStream out){
+        this.out = out;
+        this.log = new StreamLogger(prefix, this);
+    }
+
+
+    public boolean isLoggable(){
+        return logger.isLoggable(Level.FINEST);
+    }
+    public void log(String msg){
+        logger.finest(msg);
+    }
+
+    //************** PROXY METHODS ******************
+    public void write(int b) throws IOException{
+        out.write(b);
+        log.log(b);
+    }
+    public void write(byte b[]) throws IOException {
+        out.write(b, 0, b.length);
+        log.log(b, 0, b.length);
+    }
+    public void write(byte b[], int off, int len) throws IOException {
+        out.write(b, off, len);
+        log.log(b, off, len);
+    }
+    public void flush() throws IOException {
+        out.flush();
+        log.flushLog();
+    }
+    public void close() throws IOException {
+        out.close();
+        log.flushLog();
+    }
+}

src/zutil/log/StreamLogger.java

@@ -0,0 +1,78 @@
+package zutil.log;
+
+import com.mysql.jdbc.log.Log;
+
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ * Created by Ziver on 2015-10-15.
+ */
+public class StreamLogger {
+    private static final byte DELIMETER = '\n';
+    private static final int MAX_BUFFER_SIZE = 1024;
+
+
+    private LogCallback logger;
+    private String prefix;
+    private StringBuilder buffer;
+
+
+    protected StreamLogger(String prefix, LogCallback logger){
+        if(logger == null)
+            throw new NullPointerException("LogCallback can not be NULL");
+        this.prefix = prefix;
+        this.logger = logger;
+        this.buffer = new StringBuilder();
+    }
+
+
+    protected void log(int n){
+        if(n == DELIMETER)
+            flushLog();
+        else
+            buffer.append(n);
+        if(buffer.length() > MAX_BUFFER_SIZE)
+            flushLog();
+    }
+    protected void log(byte[] b, int off, int len){
+        try {
+            if (logger.isLoggable()) {
+                for(int i=0; i<len; ++i){
+                    if(b[off+i] == DELIMETER){
+                        buffer.append(new String(b, off, i, "UTF-8"));
+                        flushLog();
+                        off += i;
+                        len -= i;
+                        i = 0;
+                    }
+                }
+                if(len > 0)
+                    buffer.append(new String(b, off, len, "UTF-8"));
+                if(buffer.length() > MAX_BUFFER_SIZE)
+                    flushLog();
+            }
+        } catch (UnsupportedEncodingException e){
+            e.printStackTrace();
+        }
+    }
+
+    protected void flushLog(){
+        if(prefix != null)
+            logger.log(prefix + ": " + buffer.toString());
+        else
+            logger.log(buffer.toString());
+        clearLog();
+    }
+    protected void clearLog(){
+        buffer.delete(0, buffer.length());
+    }
+
+
+    public interface LogCallback{
+        public boolean isLoggable();
+        public void log(String msg);
+    }
+}

src/zutil/parser/json/JSONObjectInputStream.java

@@ -113,7 +113,13 @@ public class JSONObjectInputStream extends InputStream implements ObjectInput, C
             if(root != null){
                 return (T)readObject(c, null, root);
             }
-        } catch (Exception e) {
+        } catch (ClassNotFoundException e) {
+            logger.log(Level.WARNING, null, e);
+        } catch (NoSuchFieldException e) {
+            logger.log(Level.WARNING, null, e);
+        } catch (InstantiationException e) {
+            logger.log(Level.WARNING, null, e);
+        } catch (IllegalAccessException e) {
             logger.log(Level.WARNING, null, e);
         } finally {
             objectCache.clear();