| /** |
| * 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.pig; |
| |
| import java.lang.reflect.Method; |
| import java.util.List; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| public class JVMReuseImpl { |
| |
| private static Log LOG = LogFactory.getLog(JVMReuseImpl.class); |
| |
| public void cleanupStaticData() { |
| List<Method> staticCleanupMethods = JVMReuseManager.getInstance() |
| .getStaticDataCleanupMethods(); |
| for (Method m : staticCleanupMethods) { |
| try { |
| String msg = "Invoking method " + m.getName() + " in class " |
| + m.getDeclaringClass().getName() + " for static data cleanup"; |
| if (m.getDeclaringClass().getName().startsWith("org.apache.pig")) { |
| LOG.debug(msg); |
| } else { |
| LOG.info(msg); |
| } |
| m.invoke(null); |
| } catch (Exception e) { |
| throw new RuntimeException("Error while invoking method " |
| + m.getName() + " in class " + m.getDeclaringClass().getName() |
| + " for static data cleanup", e); |
| } |
| } |
| } |
| } |