TextAreaOutputStream.java

package com.indago.iddea.view.console;

import java.io.IOException;
import java.io.OutputStream;

import javax.swing.JTextArea;
import javax.swing.SwingUtilities;

/**
 * Created with IntelliJ IDEA.
 *
 * @author HongKee Moon
 * @version 0.1beta
 * @since 9/3/13
 */
public class TextAreaOutputStream extends OutputStream {

    private final JTextArea textArea;
    private final StringBuilder sb = new StringBuilder();
    private String title;

    public TextAreaOutputStream(final JTextArea textArea, String title) {
        this.textArea = textArea;
        this.title = title;
        //sb.append(title + "> ");
    }

    @Override
    public void flush() {
    }

    @Override
    public void close() {
    }

    @Override
    public void write(int b) throws IOException {

        if (b == '\r')
            return;

        if (b == '\n') {
            final String text = sb.toString() + "\n";
            SwingUtilities.invokeLater(new Runnable() {
                public void run() {
                    textArea.append(text);
                }
            });
            sb.setLength(0);
            //sb.append(title + "> ");
            return;
        }

        sb.append((char) b);
    }
}