Here you can find the source of inArray(Object[] ps, Object p)
public static boolean inArray(Object[] ps, Object p)
//package com.java2s; /*/*from w w w. j a v a 2s .c o m*/ * Copyright 2008-2009 the original author or authors. * * 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 { public static boolean inArray(Object[] ps, Object p) { if (ps == null) return false; for (int i = 0; i < ps.length; i++) { if (ps[i] == p) return true; if (ps[i].equals(p)) return true; } return false; } }