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JMeter example source code file (

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

Java - JMeter tags/keywords

awt, borderlayout, borderlayout, box, component, component, gui, jcomponent, jcomponent, jpanel, left_alignment, override, swing, verticalpanel, verticalpanel

The JMeter 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

 * Created on Apr 25, 2003
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
package org.apache.jmeter.gui.util;

import java.awt.Color;
import java.awt.BorderLayout;
import java.awt.Component;

import javax.swing.Box;
import javax.swing.JComponent;
import javax.swing.JPanel;

public class VerticalPanel extends JPanel {
    private static final long serialVersionUID = 240L;

    private final Box subPanel = Box.createVerticalBox();

    private final float horizontalAlign;

    private final int vgap;

    public VerticalPanel() {
        this(5, LEFT_ALIGNMENT);

    public VerticalPanel(Color bkg) {

    public VerticalPanel(int vgap, float horizontalAlign) {
        super(new BorderLayout());
        add(subPanel, BorderLayout.NORTH);
        this.vgap = vgap;
        this.horizontalAlign = horizontalAlign;

     * {@inheritDoc}
    public Component add(Component c) {
        // This won't work right if we remove components. But we don't, so I'm
        // not going to worry about it right now.
        if (vgap > 0 && subPanel.getComponentCount() > 0) {

        if (c instanceof JComponent) {
            ((JComponent) c).setAlignmentX(horizontalAlign);

        return subPanel.add(c);

Other JMeter examples (source code examples)

Here is a short list of links related to this JMeter source code file:

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