| /* |
| * 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.openjpa.persistence.datacache; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| import javax.persistence.EntityManager; |
| import javax.persistence.EntityManagerFactory; |
| |
| |
| import org.apache.openjpa.persistence.datacache.common.apps.AttachA; |
| import org.apache.openjpa.persistence.datacache.common.apps.AttachB; |
| import org.apache.openjpa.persistence.datacache.common.apps.AttachC; |
| import org.apache.openjpa.persistence.datacache.common.apps.AttachD; |
| import org.apache.openjpa.persistence.datacache.common.apps.AttachE; |
| import org.apache.openjpa.persistence.common.utils.AbstractTestCase; |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| |
| /** |
| * Tests load on the cache. To run: |
| * <p/> |
| * java -Dkodo.properties=hsql.properties -Dcachetest.threads=30 |
| * -Dcachetest.iterations=1000 kodo.datacache.CacheLoadTest |
| * |
| * @author <a href="mailto:marc@solarmetric.com">Marc Prud'hommeaux</a> |
| */ |
| public class CacheLoadTest |
| extends AbstractTestCase { |
| |
| private EntityManagerFactory emf; |
| protected int threadCount = |
| Integer.getInteger("cachetest.threads", 30).intValue(); |
| protected int interationCount = |
| Integer.getInteger("cachetest.iterations", 1000).intValue(); |
| |
| public void setUp() { |
| Map propsMap = new HashMap(); |
| propsMap.put("openjpa.DataCache", "true"); |
| propsMap.put("openjpa.RemoteCommitProvider", "sjvm"); |
| propsMap.put("openjpa.QueryCache", "true"); |
| emf = getEmf(propsMap); |
| } |
| |
| public void testCacheLoad() |
| throws Exception { |
| mttest(Integer.getInteger("cachetest.threads", 30).intValue(), |
| Integer.getInteger("cachetest.iterations", 1000).intValue()); |
| |
| switch ((int) (Math.random() * 4)) { |
| case 0: |
| insert(); |
| break; |
| case 1: |
| query(); |
| break; |
| case 2: |
| delete(); |
| break; |
| case 3: |
| read(); |
| break; |
| } |
| } |
| |
| private int rnd(int num) { |
| return randomInt().intValue() % num; |
| } |
| |
| private void insert() |
| throws Exception { |
| |
| EntityManager em = emf.createEntityManager(); |
| startTx(em); |
| |
| for (int i = 0; i < (rnd(100)); i++) { |
| em.persist(randomizeBean(rndclass().newInstance())); |
| } |
| |
| endTx(em); |
| endEm(em); |
| } |
| |
| private void query() { |
| |
| OpenJPAEntityManager em = |
| (OpenJPAEntityManager) emf.createEntityManager(); |
| |
| String[] filters = new String[]{ |
| "select from " + AttachA.class.getName() + " where aint > 0", |
| "select from " + AttachA.class.getName() + " where aint < 0", |
| "select from " + AttachB.class.getName() + " where aint > 0", |
| "select from " + AttachB.class.getName() + " where aint < 0", |
| "select from " + AttachC.class.getName() + " where aint > 0", |
| "select from " + AttachC.class.getName() + " where aint < 0", |
| }; |
| |
| for (int i = 0; i < rnd(50); i++) { |
| try { |
| new ArrayList((Collection) em |
| .createQuery("org.apache.openjpa.kernel.jpql.JPQL", |
| filters[randomInt().intValue() % filters.length]). |
| getResultList()); |
| } catch (IllegalStateException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| endEm(em); |
| } |
| |
| private void delete() { |
| |
| try { |
| OpenJPAEntityManager em = |
| (OpenJPAEntityManager) emf.createEntityManager(); |
| startTx(em); |
| |
| for (Iterator i = em.createExtent(rndclass(), Math.random() > 0.5f). |
| iterator(); i.hasNext();) { |
| Object o = i.next(); |
| if (Math.random() > 0.6f) |
| em.remove(o); |
| } |
| |
| endTx(em); |
| endEm(em); |
| } catch (IllegalStateException e) { |
| e.printStackTrace(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| private void read() { |
| |
| OpenJPAEntityManager em = |
| (OpenJPAEntityManager) emf.createEntityManager(); |
| |
| for (Iterator i = em.createExtent(rndclass(), Math.random() > 0.5f). |
| iterator(); i.hasNext();) { |
| Object o = i.next(); |
| } |
| |
| endEm(em); |
| } |
| |
| private Class rndclass() { |
| Class[] c = new Class[]{ |
| AttachA.class, |
| AttachB.class, |
| AttachC.class, |
| AttachD.class, |
| AttachE.class, |
| }; |
| |
| return c[(int) (Math.random() * c.length)]; |
| } |
| } |
| |