Here you can find the source of containsAtleastOneEqualString(Collection
public static boolean containsAtleastOneEqualString(Collection<String> left, String right)
//package com.java2s; /*/*from ww w . j a va 2s. c om*/ * Copyright 2015 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. */ import java.util.ArrayList; import java.util.Collection; public class Main { public static boolean containsAtleastOneEqualString(Collection<String> left, String right) { Collection<String> r = new ArrayList<String>(1); r.add(right); return containsAtleastOneEqualString(left, r); } public static boolean containsAtleastOneEqualString(Collection<String> left, Collection<String> right) { if (left == null || right == null) { return false; } for (String id : left) { if (right.contains(id)) { return true; } } return false; } }