com.github.klieber.phantomjs.locate.CompositeLocator Maven / Gradle / Ivy

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A plugin for downloading, installing, and executing phantomjs.

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/*
 * Copyright (c) 2014 Kyle Lieber
 *
 * 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 com.github.klieber.phantomjs.locate;

import java.util.ArrayList;
import java.util.List;

public class CompositeLocator implements Locator {

  private final List locators;

  public CompositeLocator(List locators) {
    this.locators = new ArrayList(locators);
  }

  @Override
  public String locate() {
    String result = null;

    for (Locator locator : locators) {
      result = locator.locate();
      if (result != null) {
        break;
      }
    }

    return result;
  }

}