Here you can find the source of isHebrew(String s)
public static boolean isHebrew(String s)
//package com.java2s; /**/* ww w . jav a 2 s . com*/ * Copyright (c) 2000, 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 { /** * Determines if a string is a Hebrew word. A string is considered to be * a Hebrew word if {@link #isHebrew(int)} is true for any of its characters. */ public static boolean isHebrew(String s) { int len = s.length(); for (int i = 0; i < len; ++i) { if (isHebrew(s.codePointAt(i))) { return true; } } return false; } /** * Determines if a character is a Hebrew character. */ public static boolean isHebrew(int codePoint) { return Character.UnicodeBlock.HEBREW.equals(Character.UnicodeBlock .of(codePoint)); } }