Here you can find the source of buildClause(String key, String... values)
public static Map.Entry<String, List<String>> buildClause(String key, String... values)
//package com.java2s; /**/* w w w . j a v a2 s. com*/ * Copyright 2014 IBM Corp. * * 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.AbstractMap; import java.util.ArrayList; import java.util.List; import java.util.Map; public class Main { public static Map.Entry<String, List<String>> buildClause(String key, String... values) { List<String> clauseValues = new ArrayList<String>(); if (values != null) { for (String value : values) { clauseValues.add(value); } } else { clauseValues.add(null); } return new AbstractMap.SimpleEntry<String, List<String>>(key, clauseValues); } }