Java tutorial
/******************************************************************************* * # Copyright 2015 InfinitiesSoft Solutions 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.infinities.keystone4j.policy.reducer; import java.util.List; import java.util.Map.Entry; import com.google.common.collect.Lists; import com.google.common.collect.Maps; import com.infinities.keystone4j.policy.BaseReducer; import com.infinities.keystone4j.policy.check.BaseCheck; public class WrapCheckReducer extends AbstractReducer { private final static List<List<String>> reducers = Lists.newArrayList(); static { List<String> reducer1 = Lists.newArrayList(); reducer1.add("("); reducer1.add("check"); reducer1.add(")"); reducers.add(reducer1); List<String> reducer2 = Lists.newArrayList(); reducer2.add("("); reducer2.add("and_expr"); reducer2.add(")"); reducers.add(reducer2); List<String> reducer3 = Lists.newArrayList(); reducer3.add("("); reducer3.add("or_expr"); reducer3.add(")"); reducers.add(reducer3); } public WrapCheckReducer(BaseReducer reducer) { super(reducer); } @Override public List<List<String>> getReducers() { return reducers; } @Override protected Entry<String, BaseCheck> getEntry(List<Entry<String, BaseCheck>> entrys) { return Maps.immutableEntry("check", entrys.get(1).getValue()); } public static void main(String args[]) { List<String> list1 = Lists.newArrayList(); list1.add("111"); list1.add("222"); list1.add("333"); list1.add("444"); list1.add("555"); List<String> list2 = Lists.newArrayList(); list2.add("222"); list2.add("333"); list2.add("444"); List<String> list3 = Lists.newArrayList(); list3.add("222"); list3.add("444"); list3.add("333"); System.out.println(list1.containsAll(list2)); System.out.println(list1.containsAll(list3)); } }