pl.exsio.frameset.vaadin.component.InitializableHorizontalLayout.java Source code

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Here is the source code for pl.exsio.frameset.vaadin.component.InitializableHorizontalLayout.java

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/* 
 * The MIT License
 *
 * Copyright 2014 exsio.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package pl.exsio.frameset.vaadin.component;

import com.vaadin.ui.HorizontalLayout;

/**
 *
 * @author exsio
 */
public abstract class InitializableHorizontalLayout extends HorizontalLayout
        implements InitializableComponent<InitializableHorizontalLayout> {

    private boolean initialized = false;

    @Override
    public InitializableHorizontalLayout init() {
        if (!this.initialized) {
            this.doInit();
            this.initialized = true;
        }
        return this;
    }

    protected abstract void doInit();

}