JMeter example source code file (TextAreaEditor.java)

This example JMeter source code file (TextAreaEditor.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - JMeter tags/keywords

awt, bean, component, event, focuslistener, gui, illegalargumentexception, javabean, jscrollpane, jscrollpane, jtextarea, jtextarea, object, override, override, propertyeditorsupport, string, swing, textareaeditor, textareaeditor

The JMeter TextAreaEditor.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 */

/*
 * Created on May 21, 2004
 */
package org.apache.jmeter.testbeans.gui;

import java.awt.Component;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.beans.PropertyEditorSupport;

import javax.swing.JScrollPane;
import javax.swing.JTextArea;

public class TextAreaEditor extends PropertyEditorSupport implements FocusListener {

    private JTextArea textUI;

    private JScrollPane scroller;

    /** {@inheritDoc} */
    public void focusGained(FocusEvent e) {
    }

    /** {@inheritDoc} */
    public void focusLost(FocusEvent e) {
        firePropertyChange();
    }

    private void init() {// called from ctor, so must not be overridable
        textUI = new JTextArea();
        textUI.addFocusListener(this);
        textUI.setWrapStyleWord(true);
        textUI.setLineWrap(true);
        scroller = new JScrollPane(textUI, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
                JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
    }

    /**
     *
     */
    public TextAreaEditor() {
        super();
        init();
    }

    /**
     * @param source
     */
    public TextAreaEditor(Object source) {
        super(source);
        init();
        setValue(source);
    }

    /** {@inheritDoc} */
    @Override
    public String getAsText() {
        return textUI.getText();
    }

    /** {@inheritDoc} */
    @Override
    public Component getCustomEditor() {
        return scroller;
    }

    /** {@inheritDoc} */
    @Override
    public void setAsText(String text) throws IllegalArgumentException {
        textUI.setText(text);
    }

    /** {@inheritDoc} */
    @Override
    public void setValue(Object value) {
        if (value != null) {
            textUI.setText(value.toString());
        } else {
            textUI.setText("");
        }
    }

    /** {@inheritDoc} */
    @Override
    public Object getValue() {
        return textUI.getText();
    }

    /** {@inheritDoc} */
    @Override
    public boolean supportsCustomEditor() {
        return true;
    }
}