| /** |
| * 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.camel.bam.model; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.persistence.Column; |
| import javax.persistence.Entity; |
| import javax.persistence.GeneratedValue; |
| import javax.persistence.Id; |
| import javax.persistence.Table; |
| import javax.persistence.UniqueConstraint; |
| |
| import org.apache.camel.bam.QueryUtils; |
| import org.apache.camel.util.CastUtils; |
| import org.apache.camel.util.ObjectHelper; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.orm.jpa.JpaTemplate; |
| |
| /** |
| * @version |
| */ |
| @Entity |
| @Table(name = "CAMEL_PROCESSDEFINITION") |
| public class ProcessDefinition extends EntitySupport { |
| |
| private static final transient Logger LOG = LoggerFactory.getLogger(ProcessDefinition.class); |
| private String name; |
| |
| @Column(unique = true) |
| public String getName() { |
| return name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public static ProcessDefinition getRefreshedProcessDefinition(JpaTemplate template, ProcessDefinition definition) { |
| // TODO refresh doesn't tend to work - maybe its a spring thing? |
| // template.refresh(definition); |
| |
| ObjectHelper.notNull(definition, "definition"); |
| Long id = definition.getId(); |
| if (id == null) { |
| LOG.warn("No primary key is available!"); |
| return findOrCreateProcessDefinition(template, definition.getName()); |
| } |
| definition = template.find(ProcessDefinition.class, id); |
| return definition; |
| } |
| |
| public static ProcessDefinition findOrCreateProcessDefinition(JpaTemplate template, String processName) { |
| Map<String, Object> params = new HashMap<String, Object>(1); |
| params.put("processName", processName); |
| |
| List<ProcessDefinition> list = CastUtils.cast(template.findByNamedParams("select x from " + QueryUtils.getTypeName(ProcessDefinition.class) |
| + " x where x.name = :processName", params)); |
| if (!list.isEmpty()) { |
| return list.get(0); |
| } else { |
| ProcessDefinition answer = new ProcessDefinition(); |
| answer.setName(processName); |
| template.persist(answer); |
| return answer; |
| } |
| } |
| } |