Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF 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.apache.lucene.queryparser.flexible.core; import java.util.Locale; import org.apache.lucene.queryparser.flexible.messages.Message; import org.apache.lucene.queryparser.flexible.messages.MessageImpl; import org.apache.lucene.queryparser.flexible.messages.NLS; import org.apache.lucene.queryparser.flexible.messages.NLSException; import org.apache.lucene.queryparser.flexible.core.messages.QueryParserMessages; import org.apache.lucene.queryparser.flexible.core.nodes.QueryNode; /** * <p> * This exception should be thrown if something wrong happens when dealing with * {@link QueryNode}s. * </p> * <p> * It also supports NLS messages. * </p> * * @see Message * @see NLS * @see NLSException * @see QueryNode */ public class QueryNodeException extends Exception implements NLSException { protected Message message = new MessageImpl(QueryParserMessages.EMPTY_MESSAGE); public QueryNodeException(Message message) { super(message.getKey()); this.message = message; } public QueryNodeException(Throwable throwable) { super(throwable); } public QueryNodeException(Message message, Throwable throwable) { super(message.getKey(), throwable); this.message = message; } @Override public Message getMessageObject() { return this.message; } @Override public String getMessage() { return getLocalizedMessage(); } @Override public String getLocalizedMessage() { return getLocalizedMessage(Locale.getDefault()); } public String getLocalizedMessage(Locale locale) { return this.message.getLocalizedMessage(locale); } @Override public String toString() { return this.message.getKey() + ": " + getLocalizedMessage(); } }