Many bugfixes and improvements

src/zutil/io/StringInputStream.java

@@ -0,0 +1,108 @@
+package zutil.io;
+
+import java.io.InputStream;
+
+/**
+ * This class saves all the input data in to an StringBuffer
+ * 
+ * @author Ziver
+ *
+ */
+public class StringInputStream extends InputStream{
+	// The buffer
+	protected StringBuilder buffer;
+	
+	/**
+	 * Creates an new instance of this class
+	 */
+	public StringInputStream(){
+		clear();
+	}
+	
+	/**
+	 * Returns an estimate of the number of bytes 
+	 * that can be read (or skipped over) from this 
+	 * input stream without blocking by the next 
+	 * invocation of a method for this input stream.
+	 */
+	public int available(){
+		return buffer.length();
+	}	
+
+
+    /**
+     * Reads the next byte of data from the input stream.
+     */
+    public int read(){
+    	int ret = Character.getNumericValue( buffer.charAt( 0 ));
+    	buffer.deleteCharAt( 0 );
+    	return ret;
+    }
+	
+    /**
+     * Reads some number of bytes from the input stream 
+     * and stores them into the buffer array b.
+     */
+    public int read(byte[] b){
+    	return read( b, 0, b.length );
+    }
+	
+    /**
+     * Reads up to len bytes of data from the input stream 
+     * into an array of bytes.
+     */
+    public int read(byte[] b, int off, int len){
+    	if( buffer.length() < len ){
+    		len = buffer.length();
+    	}
+    	char[] ctmp = new char[len];
+    	buffer.getChars(0, len, ctmp, 0);
+    	byte[] btmp = new String( ctmp ).getBytes();
+    	System.arraycopy(btmp, 0, b, off, len);
+		return len;
+    }
+    
+    
+    /**
+     * Skips over and discards n bytes of data from this 
+     * input stream.
+     * 
+     * @param	n		is the amount characters to skip
+     */
+    public long skip(long n){
+    	if( buffer.length() < n ){
+    		int len = buffer.length();
+    		buffer.delete(0, len);
+    		return len;
+    	}    		
+    	else{
+    		buffer.delete(0, (int) n);
+    		return n;
+    	}
+    }
+    
+    /**
+     * Tests if this input stream supports the mark and 
+     * reset methods.
+     */
+	public boolean markSupported(){
+		return false;
+	}
+	
+
+    /**
+     * Closes this input stream and releases any system 
+     * resources associated with the stream.
+     */
+	public void close(){
+		clear();
+	}	
+	
+	public void clear(){
+		buffer = new StringBuilder();
+	}
+	
+	public void add( String data ){
+		buffer.append( data );
+	}
+}