| /* |
| * 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.netbeans.modules.j2ee.ejbcore.action; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import javax.lang.model.element.Modifier; |
| import org.netbeans.modules.j2ee.core.api.support.java.method.MethodModel; |
| import org.netbeans.modules.j2ee.dd.api.ejb.Ejb; |
| import org.netbeans.modules.j2ee.dd.api.ejb.EjbJarMetadata; |
| import org.netbeans.modules.j2ee.dd.api.ejb.EnterpriseBeans; |
| import org.netbeans.modules.j2ee.dd.api.ejb.Entity; |
| import org.netbeans.modules.j2ee.dd.api.ejb.EntityAndSession; |
| import org.netbeans.modules.j2ee.dd.api.ejb.Session; |
| import org.netbeans.modules.j2ee.ejbcore.util._RetoucheUtil; |
| import org.netbeans.modules.j2ee.metadata.model.api.MetadataModel; |
| import org.netbeans.modules.j2ee.metadata.model.api.MetadataModelAction; |
| import org.openide.filesystems.FileObject; |
| import org.openide.util.Exceptions; |
| |
| /** |
| * |
| * @author Martin Adamek |
| */ |
| public final class CreateMethodGenerator extends AbstractMethodGenerator { |
| |
| private final String local; |
| private final String localHome; |
| private final String remote; |
| private final String remoteHome; |
| |
| private CreateMethodGenerator(String ejbClass, FileObject ejbClassFileObject) { |
| super(ejbClass, ejbClassFileObject); |
| Map<String, String> interfaces = new HashMap<String, String>(4); |
| try { |
| interfaces = getInterfaces(); |
| } catch (IOException ioe) { |
| Exceptions.printStackTrace(ioe); |
| } |
| this.local = interfaces.get(EntityAndSession.LOCAL); |
| this.localHome = interfaces.get(EntityAndSession.LOCAL_HOME); |
| this.remote = interfaces.get(EntityAndSession.REMOTE); |
| this.remoteHome = interfaces.get(EntityAndSession.HOME); |
| } |
| |
| public static CreateMethodGenerator create(String ejbClass, FileObject ejbClassFileObject) { |
| return new CreateMethodGenerator(ejbClass, ejbClassFileObject); |
| } |
| |
| /** |
| * Generates create method. |
| * <p> |
| * <b>Should be called outside EDT.</b> |
| */ |
| public void generate(MethodModel methodModel, boolean generateLocal, boolean generateRemote) throws IOException { |
| |
| MetadataModel<EjbJarMetadata> metadataModel = ejbModule.getMetadataModel(); |
| String ejbType = metadataModel.runReadAction(new MetadataModelAction<EjbJarMetadata, String>() { |
| public String run(EjbJarMetadata metadata) throws Exception { |
| Ejb ejb = metadata.findByEjbClass(ejbClass); |
| if (ejb instanceof Session) { |
| return EnterpriseBeans.SESSION; |
| } else if (ejb instanceof Entity) { |
| return EnterpriseBeans.ENTITY; |
| } |
| return null; |
| } |
| }); |
| |
| if (EnterpriseBeans.SESSION.equals(ejbType)) { |
| generateSession(methodModel, generateLocal, generateRemote); |
| } else if (EnterpriseBeans.ENTITY.equals(ejbType)) { |
| generateEntity(methodModel, generateLocal, generateRemote); |
| } |
| |
| } |
| |
| private void generateSession(MethodModel methodModel, boolean generateLocal, boolean generateRemote) throws IOException { |
| |
| if (!methodModel.getName().startsWith("create")) { |
| throw new IllegalArgumentException("The method name must have create as its prefix."); |
| } |
| |
| // local interface |
| if (generateLocal && local != null) { |
| List<String> exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| MethodModel localMethodModel = MethodModel.create( |
| methodModel.getName(), |
| local, |
| null, |
| methodModel.getParameters(), |
| exceptions, |
| Collections.<Modifier>emptySet() |
| ); |
| String iface = localHome != null ? localHome : local; |
| FileObject fileObject = _RetoucheUtil.resolveFileObjectForClass(ejbClassFileObject, iface); |
| addMethod(localMethodModel, fileObject, iface); |
| |
| MethodModel methodModelCopy = MethodModel.create( |
| localMethodModel.getName(), |
| localMethodModel.getReturnType(), |
| null, |
| localMethodModel.getParameters(), |
| localMethodModel.getExceptions(), |
| Collections.singleton(Modifier.PUBLIC) |
| ); |
| addMethod(methodModelCopy, ejbClassFileObject, ejbClass); |
| } |
| |
| // remote interface |
| if (generateRemote && remote != null) { |
| List<String> exceptions = exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| if (!methodModel.getExceptions().contains("java.rmi.RemoteException")) { |
| exceptions.add("java.rmi.RemoteException"); |
| } |
| MethodModel remoteMethodModel = MethodModel.create( |
| methodModel.getName(), |
| remote, |
| null, |
| methodModel.getParameters(), |
| exceptions, |
| Collections.<Modifier>emptySet() |
| ); |
| String iface = remoteHome != null ? remoteHome : remote; |
| FileObject fileObject = _RetoucheUtil.resolveFileObjectForClass(ejbClassFileObject, iface); |
| addMethod(remoteMethodModel, fileObject, iface); |
| |
| MethodModel methodModelCopy = MethodModel.create( |
| remoteMethodModel.getName(), |
| remoteMethodModel.getReturnType(), |
| null, |
| remoteMethodModel.getParameters(), |
| remoteMethodModel.getExceptions(), |
| Collections.singleton(Modifier.PUBLIC) |
| ); |
| addMethod(methodModelCopy, ejbClassFileObject, ejbClass); |
| } |
| |
| // ejb class |
| List<String> exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| MethodModel methodModelCopy = MethodModel.create( |
| "ejbC" + methodModel.getName().substring(1), |
| methodModel.getReturnType(), |
| methodModel.getBody(), |
| methodModel.getParameters(), |
| exceptions, |
| Collections.singleton(Modifier.PUBLIC) |
| ); |
| addMethod(methodModelCopy, ejbClassFileObject, ejbClass); |
| |
| } |
| |
| private void generateEntity(MethodModel methodModel, boolean generateLocal, boolean generateRemote) throws IOException { |
| |
| if (!methodModel.getName().startsWith("create")) { |
| throw new IllegalArgumentException("The method name must have create as its prefix."); |
| } |
| |
| // local interface |
| if (generateLocal && local != null && localHome != null) { |
| List<String> exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| MethodModel methodModelCopy = MethodModel.create( |
| methodModel.getName(), |
| local, |
| null, |
| methodModel.getParameters(), |
| exceptions, |
| Collections.<Modifier>emptySet() |
| ); |
| FileObject fileObject = _RetoucheUtil.resolveFileObjectForClass(ejbClassFileObject, localHome); |
| addMethod(methodModelCopy, fileObject, localHome); |
| |
| } |
| |
| // remote interface |
| if (generateRemote && remote != null && remoteHome != null) { |
| List<String> exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| if (!methodModel.getExceptions().contains("java.rmi.RemoteException")) { |
| exceptions.add("java.rmi.RemoteException"); |
| } |
| MethodModel methodModelCopy = MethodModel.create( |
| methodModel.getName(), |
| remote, |
| null, |
| methodModel.getParameters(), |
| exceptions, |
| Collections.<Modifier>emptySet() |
| ); |
| FileObject fileObject = _RetoucheUtil.resolveFileObjectForClass(ejbClassFileObject, remoteHome); |
| addMethod(methodModelCopy, fileObject, remoteHome); |
| } |
| |
| // ejb class |
| List<String> exceptions = new ArrayList<String>(methodModel.getExceptions()); |
| if (!methodModel.getExceptions().contains("javax.ejb.CreateException")) { |
| exceptions.add("javax.ejb.CreateException"); |
| } |
| |
| String primKeyClass = ejbModule.getMetadataModel().runReadAction(new MetadataModelAction<EjbJarMetadata, String>() { |
| public String run(EjbJarMetadata metadata) throws Exception { |
| Entity entity = (Entity) metadata.findByEjbClass(ejbClass); |
| return entity != null ? entity.getPrimKeyClass(): null; |
| } |
| }); |
| |
| MethodModel methodModelCopy = MethodModel.create( |
| "ejbC" + methodModel.getName().substring(1), |
| primKeyClass, |
| methodModel.getBody(), |
| methodModel.getParameters(), |
| exceptions, |
| Collections.singleton(Modifier.PUBLIC) |
| ); |
| addMethod(methodModelCopy, ejbClassFileObject, ejbClass); |
| MethodModel postCreateMethodModel = MethodModel.create( |
| "ejbPostC" + methodModel.getName().substring(1), |
| "void", |
| "", |
| methodModel.getParameters(), |
| exceptions, |
| Collections.singleton(Modifier.PUBLIC) |
| ); |
| addMethod(postCreateMethodModel, ejbClassFileObject, ejbClass); |
| } |
| |
| } |
