jtulach@61: 
jtulach@61: package org.apidesign.delegatingwriter;
jtulach@61: 
jtulach@61: import java.io.IOException;
jtulach@61: import java.io.Writer;
jtulach@61: 
jtulach@61: // BEGIN: writer.CountingWriter
jtulach@61: /** Writer that counts the number of written in characters.
jtulach@61:  */
jtulach@61: public class CountingWriter extends Writer {
jtulach@61:     private int counter;
jtulach@61:     
jtulach@61:     
jtulach@61:     public int getCharacterCount() {
jtulach@61:         return counter;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void write(char[] cbuf, int off, int len) throws IOException {
jtulach@61:         counter += len;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public Writer append(CharSequence csq) throws IOException {
jtulach@61:         counter += csq.length();
jtulach@61:         return this;
jtulach@61:     }
jtulach@181: // FINISH: writer.CountingWriter
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public Writer append(CharSequence csq, int start, int end) throws IOException {
jtulach@61:         counter += (end - start);
jtulach@61:         return this;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public Writer append(char c) throws IOException {
jtulach@61:         counter++;
jtulach@61:         return this;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void write(int c) throws IOException {
jtulach@61:         counter++;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void write(char[] cbuf) throws IOException {
jtulach@61:         counter += cbuf.length;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void write(String str) throws IOException {
jtulach@61:         counter += str.length();
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void write(String str, int off, int len) throws IOException {
jtulach@61:         counter += len;
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void flush() throws IOException {
jtulach@61:     }
jtulach@61: 
jtulach@61:     @Override
jtulach@61:     public void close() throws IOException {
jtulach@61:     }
jtulach@61: 
jtulach@61: }