001 /**
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one or more
004 * contributor license agreements. See the NOTICE file distributed with
005 * this work for additional information regarding copyright ownership.
006 * The ASF licenses this file to You under the Apache License, Version 2.0
007 * (the "License"); you may not use this file except in compliance with
008 * the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019 package org.apache.geronimo.naming.deployment;
020
021 import java.util.Set;
022 import java.util.HashSet;
023 import java.util.Arrays;
024 import java.util.Map;
025
026 import javax.xml.namespace.QName;
027
028 import org.apache.xmlbeans.XmlObject;
029 import org.apache.xmlbeans.QNameSet;
030 import org.apache.geronimo.kernel.repository.Environment;
031 import org.apache.geronimo.kernel.config.Configuration;
032 import org.apache.geronimo.kernel.GBeanNotFoundException;
033 import org.apache.geronimo.kernel.ClassLoading;
034 import org.apache.geronimo.naming.reference.GBeanReference;
035 import org.apache.geronimo.xbeans.geronimo.naming.GerGbeanRefDocument;
036 import org.apache.geronimo.xbeans.geronimo.naming.GerGbeanRefType;
037 import org.apache.geronimo.xbeans.geronimo.naming.GerPatternType;
038 import org.apache.geronimo.common.DeploymentException;
039 import org.apache.geronimo.gbean.AbstractNameQuery;
040 import org.apache.geronimo.gbean.GBeanData;
041 import org.apache.geronimo.gbean.GBeanInfo;
042 import org.apache.geronimo.gbean.GBeanInfoBuilder;
043 import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
044 import org.apache.geronimo.j2ee.deployment.Module;
045 import org.apache.geronimo.j2ee.deployment.NamingBuilder;
046
047 /**
048 * @version $Rev: 470597 $ $Date: 2006-11-02 15:30:55 -0800 (Thu, 02 Nov 2006) $
049 */
050 public class GBeanRefBuilder implements NamingBuilder {
051 private static final QName GBEAN_REF_QNAME = GerGbeanRefDocument.type.getDocumentElementName();
052 private static final QNameSet GBEAN_REF_QNAME_SET = QNameSet.singleton(GBEAN_REF_QNAME);
053
054 public void buildEnvironment(XmlObject specDD, XmlObject plan, Environment environment) {
055 }
056
057 public void initContext(XmlObject specDD, XmlObject plan, Configuration localConfiguration, Configuration remoteConfiguration, Module module) throws DeploymentException {
058 }
059
060 public void buildNaming(XmlObject specDD, XmlObject plan, Configuration localConfiguration, Configuration remoteConfiguration, Module module, Map componentContext) throws DeploymentException {
061 if (plan == null) {
062 return;
063 }
064 XmlObject[] gbeanRefsUntyped = plan == null? NO_REFS: plan.selectChildren(GBEAN_REF_QNAME_SET);
065 for (int i = 0; i < gbeanRefsUntyped.length; i++) {
066 XmlObject gbeanRefUntyped = gbeanRefsUntyped[i];
067 GerGbeanRefType gbeanRef = (GerGbeanRefType) gbeanRefUntyped.copy().changeType(GerGbeanRefType.type);
068 if (gbeanRef == null) {
069 throw new DeploymentException("Could not read gbeanRef " + gbeanRefUntyped + " as the correct xml type");
070 }
071 GerPatternType[] gbeanLocatorArray = gbeanRef.getPatternArray();
072
073 String[] interfaceTypesArray = gbeanRef.getRefTypeArray();
074 Set interfaceTypes = new HashSet(Arrays.asList(interfaceTypesArray));
075 Set queries = new HashSet();
076 for (int j = 0; j < gbeanLocatorArray.length; j++) {
077 GerPatternType patternType = gbeanLocatorArray[j];
078 AbstractNameQuery abstractNameQuery = ENCConfigBuilder.buildAbstractNameQuery(patternType, null, null, interfaceTypes);
079 queries.add(abstractNameQuery);
080 }
081
082 GBeanData gBeanData;
083 try {
084 gBeanData = localConfiguration.findGBeanData(queries);
085 } catch (GBeanNotFoundException e) {
086 throw new DeploymentException("Could not resolve reference at deploy time for queries " + queries, e);
087 }
088
089 if (interfaceTypes.isEmpty()) {
090 interfaceTypes.add(gBeanData.getGBeanInfo().getClassName());
091 }
092 ClassLoader cl = module.getEarContext().getClassLoader();
093 Class gBeanType;
094 try {
095 gBeanType = ClassLoading.loadClass(gBeanData.getGBeanInfo().getClassName(), cl);
096 } catch (ClassNotFoundException e) {
097 throw new DeploymentException("Cannot load GBean class", e);
098 }
099
100 String refName = gbeanRef.getRefName();
101
102 ((Map)componentContext.get(JNDI_KEY)).put(ENV + refName, new GBeanReference(localConfiguration.getId(), queries, gBeanType));
103
104 }
105 }
106
107 public QNameSet getSpecQNameSet() {
108 return QNameSet.EMPTY;
109 }
110
111 public QNameSet getPlanQNameSet() {
112 return GBEAN_REF_QNAME_SET;
113 }
114
115 public static final GBeanInfo GBEAN_INFO;
116
117 static {
118 GBeanInfoBuilder infoBuilder = GBeanInfoBuilder.createStatic(GBeanRefBuilder.class, NameFactory.MODULE_BUILDER);
119
120 GBEAN_INFO = infoBuilder.getBeanInfo();
121 }
122
123 public static GBeanInfo getGBeanInfo() {
124 return GBEAN_INFO;
125 }
126
127 }