/* * Licensed to Elasticsearch under one or more contributor * license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright * ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.painless; /** * A set of methods for non-native boxing and non-native * exact math operations used at both compile-time and runtime. */ public class Utility { public static String charToString(final char value) { return String.valueOf(value); } public static char StringTochar(final String value) { if (value.length() != 1) { throw new ClassCastException("Cannot cast [String] with length greater than one to [char]."); } return value.charAt(0); } private Utility() {} }