/*
 * Copyright 2010 Google Inc.
 * 
 * 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 com.google.gwt.regexp.shared;

/**
 * Pure Java implementation of a regular expression split result.
 */
public class SplitResult {

  private final String[] result;

  public SplitResult(String[] result) {
    this.result = result;
  }

  /**
   * Returns one the strings split off.
   * 
   * @param index the index of the string to be returned.
   * @return The index'th string resulting from the split.
   */
  public String get(int index) {
    return result[index];
  }

  /**
   * @return The number of strings split off.
   */
  public int length() {
    return result.length;
  }

  /**
   * Sets (overrides) one of the strings split off.
   * 
   * @param index the index of the string to be set.
   */
  public void set(int index, String value) {
    result[index] = value;
  }
}