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/*
 *
 * Copyright 2004 The Ant-Contrib project
 *
 * Licensed 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.
 */
package net.sf.antcontrib.cpptasks;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

/**
 * Implementation of FileVisitor that collects visited files for later
 * retrieval.
 *
 * @author Curt Arnold
 *
 */
public final class MockFileCollector
    implements FileVisitor {

  /**
   * list of fileName parameter values.
   */
  private final List fileNames = new ArrayList();

  /**
   * list of baseDir parameter values.
   */
  private final List baseDirs = new ArrayList();

  /**
   * Constructor.
   *
   */
  public MockFileCollector() {
  }

  /**
   * Implementation of FileVisitor.visit.
   * @param baseDir base directory
   * @param fileName file name
   */
  public void visit(final File baseDir, final String fileName) {
    fileNames.add(fileName);
    baseDirs.add(baseDir);
  }

  /**
   * Get value of fileName parameter for a specified index.
   *
   * @param index
   *            index
   * @return value of failName parameter
   */
  public String getFileName(final int index) {
    return (String) fileNames.get(index);
  }

  /**
   * Get value of baseDir parameter for the specified index.
   *
   * @param index
   *            index
   * @return value of baseDir parameter
   */
  public File getBaseDir(final int index) {
    return (File) baseDirs.get(index);
  }

  /**
   * Get count of calls to FileVisitor.visit.
   *
   * @return count of calls.
   */
  public int size() {
    return fileNames.size();
  }
}