| /* |
| * 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.geode.management.cli; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.cache.execute.FunctionContext; |
| import org.apache.geode.internal.cache.execute.InternalFunction; |
| import org.apache.geode.internal.logging.LogService; |
| import org.apache.geode.management.internal.cli.functions.CliFunctionResult; |
| import org.apache.geode.management.internal.exceptions.EntityNotFoundException; |
| |
| /** |
| * An abstract function implementation to be extended by cli functions. Any cli function extending |
| * this class has to return a CliFunctionResult. |
| */ |
| public abstract class CliFunction<T> implements InternalFunction<T> { |
| private static final Logger logger = LogService.getLogger(); |
| |
| @Override |
| public final void execute(FunctionContext<T> context) { |
| try { |
| context.getResultSender().lastResult(executeFunction(context)); |
| } catch (EntityNotFoundException nfe) { |
| context.getResultSender().lastResult(new CliFunctionResult(context.getMemberName(), nfe)); |
| } catch (Exception e) { |
| logger.error(e.getMessage(), e); |
| context.getResultSender().lastResult(new CliFunctionResult(context.getMemberName(), e)); |
| } |
| } |
| |
| @Override |
| public boolean isHA() { |
| return false; |
| } |
| |
| public abstract CliFunctionResult executeFunction(FunctionContext<T> context) throws Exception; |
| } |