Test whether the given string matches the given substring - Android java.lang

Android examples for java.lang:String Match

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Description

Test whether the given string matches the given substring

Demo Code

/*//from w  w  w .ja va 2 s.  co  m
 * Copyright (C) 2012 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.
 */
public class Main {
  /**
   * Test whether the given string matches the given substring
   * at the given index.
   * @param str the original string (or StringBuffer)
   * @param index the index in the original string to start matching against
   * @param substring the substring to match at the given index
   */
  public static boolean substringMatch(CharSequence str, int index,
          CharSequence substring) {
      for (int j = 0; j < substring.length(); j++) {
          int i = index + j;
          if (i >= str.length() || str.charAt(i) != substring.charAt(j)) {
              return false;
          }
      }
      return true;
  }
}

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