From 694ac90df81bb76740a3325a6b1858341437670c Mon Sep 17 00:00:00 2001 From: rfeng Date: Mon, 3 May 2010 22:02:04 +0000 Subject: Add a utility to generate a JAX-RS resource class from the JAX-RS annotated interface git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@940652 13f79535-47bb-0310-9956-ffa450edef68 --- .../interface-java-jaxrs/META-INF/MANIFEST.MF | 3 +- .../trunk/modules/interface-java-jaxrs/pom.xml | 7 + .../java/jaxrs/CodeGenerationHelper.java | 280 +++++++++++++++++++++ .../java/jaxrs/GeneratedClassLoader.java | 70 ++++++ .../java/jaxrs/RootResourceClassGenerator.java | 145 +++++++++++ .../interfacedef/java/jaxrs/MockedResource.java | 44 ++++ .../sca/interfacedef/java/jaxrs/Resource.java | 44 ++++ .../interfacedef/java/jaxrs/ResourceWrapper.java | 50 ++++ .../jaxrs/RootResourceClassGeneratorTestCase.java | 60 +++++ 9 files changed, 702 insertions(+), 1 deletion(-) create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/CodeGenerationHelper.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGenerator.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java create mode 100644 sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java (limited to 'sca-java-2.x/trunk') diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/META-INF/MANIFEST.MF b/sca-java-2.x/trunk/modules/interface-java-jaxrs/META-INF/MANIFEST.MF index 4ab4fe7992..317de19082 100644 --- a/sca-java-2.x/trunk/modules/interface-java-jaxrs/META-INF/MANIFEST.MF +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/META-INF/MANIFEST.MF @@ -13,4 +13,5 @@ Bundle-RequiredExecutionEnvironment: J2SE-1.5,JavaSE-1.6 Import-Package: org.apache.tuscany.sca.interfacedef, org.apache.tuscany.sca.interfacedef.java, org.apache.tuscany.sca.interfacedef.java.impl, - org.apache.tuscany.sca.interfacedef.java.introspect + org.apache.tuscany.sca.interfacedef.java.introspect, + org.objectweb.asm;version="3.1.0" diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/pom.xml b/sca-java-2.x/trunk/modules/interface-java-jaxrs/pom.xml index 4e9d98875e..991f778b48 100644 --- a/sca-java-2.x/trunk/modules/interface-java-jaxrs/pom.xml +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/pom.xml @@ -53,5 +53,12 @@ 4.8.1 test + + asm + asm + 3.1 + jar + compile + diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/CodeGenerationHelper.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/CodeGenerationHelper.java new file mode 100644 index 0000000000..9fffd93dca --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/CodeGenerationHelper.java @@ -0,0 +1,280 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import java.lang.reflect.Array; +import java.lang.reflect.GenericArrayType; +import java.lang.reflect.ParameterizedType; +import java.lang.reflect.Type; +import java.lang.reflect.TypeVariable; +import java.lang.reflect.WildcardType; +import java.util.ArrayList; +import java.util.Collection; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import org.objectweb.asm.Opcodes; + +/** + * @version $Rev: 673298 $ $Date: 2008-07-01 23:47:40 -0700 (Tue, 01 Jul 2008) $ + */ +public class CodeGenerationHelper { + /** + * @param type + * @return + */ + public static Class getErasure(Type type) { + if (type instanceof Class) { + return (Class)type; + } else if (type instanceof GenericArrayType) { + GenericArrayType arrayType = (GenericArrayType)type; + Class componentType = getErasure(arrayType.getGenericComponentType()); + return Array.newInstance(componentType, 0).getClass(); + } else if (type instanceof ParameterizedType) { + ParameterizedType pType = (ParameterizedType)type; + return getErasure(pType.getRawType()); + } else if (type instanceof WildcardType) { + WildcardType wType = (WildcardType)type; + Type[] types = wType.getUpperBounds(); + if (types.length == 0) { + return Object.class; + } + return getErasure(types[0]); + } else if (type instanceof TypeVariable) { + TypeVariable var = (TypeVariable)type; + Type[] types = var.getBounds(); + if (types.length == 0) { + return Object.class; + } + return getErasure(types[0]); + } + return null; + } + + /** + * @param type + * @return + */ + public static String getJAXWSSignature(Type type) { + Class cls = getErasure(type); + if (Collection.class.isAssignableFrom(cls) && (type instanceof ParameterizedType)) { + ParameterizedType pType = (ParameterizedType)type; + Type p = pType.getActualTypeArguments()[0]; + StringBuffer sb = new StringBuffer(); + sb.append(getSignature(cls)); + sb.deleteCharAt(sb.length() - 1); // Remove ; + sb.append('<').append(getSignature(getErasure(p))).append(">;"); + return sb.toString(); + } else if (Map.class.isAssignableFrom(cls) && (type instanceof ParameterizedType)) { + ParameterizedType pType = (ParameterizedType)type; + Type key = pType.getActualTypeArguments()[0]; + Type value = pType.getActualTypeArguments()[1]; + StringBuffer sb = new StringBuffer(); + sb.append(getSignature(cls)); + sb.deleteCharAt(sb.length() - 1); // Remove ; + sb.append('<').append(getSignature(getErasure(key))).append(getSignature(getErasure(value))).append(">;"); + return sb.toString(); + } else { + return getSignature(cls); + } + } + + /** + * @param type + * @return + */ + public static String getSignature(Type type) { + if (!(type instanceof Class)) { + if (type instanceof ParameterizedType) { + ParameterizedType pType = (ParameterizedType)type; + StringBuffer sb = new StringBuffer(); + String rawType = getSignature(pType.getRawType()); + sb.append(rawType.substring(0, rawType.length() - 1)); + sb.append('<'); + for (Type t : pType.getActualTypeArguments()) { + String argType = getSignature(t); + sb.append(argType); + } + sb.append('>'); + sb.append(rawType.substring(rawType.length() - 1)); + return sb.toString(); + } + if (type instanceof TypeVariable) { + return "T" + ((TypeVariable)type).getName() + ";"; + } + if (type instanceof GenericArrayType) { + GenericArrayType arrayType = (GenericArrayType)type; + return "[" + getSignature(arrayType.getGenericComponentType()); + } + if (type instanceof WildcardType) { + WildcardType wType = (WildcardType)type; + Type[] types = wType.getUpperBounds(); + StringBuffer sb = new StringBuffer(); + if (types.length == 0 || !(types.length == 1 && types[0] == Object.class)) { + sb.append('+'); + for (Type t : types) { + sb.append(getSignature(t)); + } + } + types = wType.getLowerBounds(); + if (types.length != 0) { + sb.append('-'); + for (Type t : wType.getLowerBounds()) { + sb.append(getSignature(t)); + } + } + if (sb.length() == 0) { + return "*"; + } + return sb.toString(); + } + } + Class cls = (Class)type; + return org.objectweb.asm.Type.getDescriptor(cls); + } + + /** + * Get the actual type arguments a child class has used to extend a generic base class. + * + * @param baseClass the base class + * @param childClass the child class + * @return a list of the raw classes for the actual type arguments. + */ + public static List> resovleTypeArguments(Class baseClass, Class childClass) { + Map resolvedTypes = new HashMap(); + Type type = childClass; + // start walking up the inheritance hierarchy until we hit baseClass + while (!getErasure(type).equals(baseClass)) { + if (type instanceof Class) { + // there is no useful information for us in raw types, so just keep going. + type = ((Class)type).getGenericSuperclass(); + } else { + ParameterizedType parameterizedType = (ParameterizedType)type; + Class rawType = getErasure(parameterizedType.getRawType()); + + Type[] actualTypeArguments = parameterizedType.getActualTypeArguments(); + TypeVariable[] typeParameters = rawType.getTypeParameters(); + for (int i = 0; i < actualTypeArguments.length; i++) { + resolvedTypes.put(typeParameters[i], actualTypeArguments[i]); + } + + if (!rawType.equals(baseClass)) { + type = rawType.getGenericSuperclass(); + } + } + } + + // finally, for each actual type argument provided to baseClass, determine (if possible) + // the raw class for that type argument. + Type[] actualTypeArguments; + if (type instanceof Class) { + actualTypeArguments = ((Class)type).getTypeParameters(); + } else { + actualTypeArguments = ((ParameterizedType)type).getActualTypeArguments(); + } + List> typeArgumentsAsClasses = new ArrayList>(); + // resolve types by chasing down type variables. + for (Type baseType : actualTypeArguments) { + while (resolvedTypes.containsKey(baseType)) { + baseType = resolvedTypes.get(baseType); + } + typeArgumentsAsClasses.add(getErasure(baseType)); + } + return typeArgumentsAsClasses; + } + + /* + signatures.put(boolean.class, "Z"); + signatures.put(byte.class, "B"); + signatures.put(char.class, "C"); + signatures.put(short.class, "S"); + signatures.put(int.class, "I"); + signatures.put(long.class, "J"); + signatures.put(float.class, "F"); + signatures.put(double.class, "D"); + */ + public static int getLoadOPCode(String signature) { + if ("Z".equals(signature) || "B".equals(signature) + || "C".equals(signature) + || "S".equals(signature) + || "I".equals(signature)) { + return Opcodes.ILOAD; + } + + if ("J".equals(signature)) { + return Opcodes.LLOAD; + } + + if ("F".equals(signature)) { + return Opcodes.FLOAD; + } + + if ("D".equals(signature)) { + return Opcodes.DLOAD; + } + + return Opcodes.ALOAD; + + } + + public static int getReturnOPCode(String signature) { + if ("Z".equals(signature) || "B".equals(signature) + || "C".equals(signature) + || "S".equals(signature) + || "I".equals(signature)) { + return Opcodes.IRETURN; + } + + if ("J".equals(signature)) { + return Opcodes.LRETURN; + } + + if ("F".equals(signature)) { + return Opcodes.FRETURN; + } + + if ("D".equals(signature)) { + return Opcodes.DRETURN; + } + if ("V".equals(signature)) { + return Opcodes.RETURN; + } + + return Opcodes.ARETURN; + + } + + /** + * Get the package prefix for generated JAXWS artifacts + * @param cls + * @return + */ + public static String getPackagePrefix(Class cls) { + String name = cls.getName(); + int index = name.lastIndexOf('.'); + if (index == -1) { + return "jaxws."; + } else { + return name.substring(0, index) + ".jaxws."; + } + } + +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java new file mode 100644 index 0000000000..b679f34835 --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java @@ -0,0 +1,70 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import java.net.URL; +import java.net.URLClassLoader; +import java.util.HashMap; +import java.util.Map; + +public class GeneratedClassLoader extends URLClassLoader { + private class GeneratedClass { + private String className; + private byte[] byteCode; + private Class cls; + + public GeneratedClass(String className, byte[] byteCode) { + super(); + this.className = className; + this.byteCode = byteCode; + } + + public synchronized Class getGeneratedClass() { + if (cls == null) { + cls = defineClass(className, byteCode, 0, byteCode.length); + } + return cls; + } + } + + private Map generatedClasses = new HashMap(); + + public GeneratedClassLoader(ClassLoader parentLoader) { + super(new URL[0], parentLoader); + } + + @Override + protected Class findClass(String className) throws ClassNotFoundException { + GeneratedClass cls = generatedClasses.get(className); + if (cls != null) { + return cls.getGeneratedClass(); + } + return super.findClass(className); + } + + public synchronized Class getGeneratedClass(String className, byte[] byteCode) { + GeneratedClass cls = generatedClasses.get(className); + if (cls == null) { + cls = new GeneratedClass(className, byteCode); + generatedClasses.put(className, cls); + } + return cls.getGeneratedClass(); + } +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGenerator.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGenerator.java new file mode 100644 index 0000000000..ebe4bb4e17 --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGenerator.java @@ -0,0 +1,145 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import java.lang.reflect.Method; + +import org.objectweb.asm.AnnotationVisitor; +import org.objectweb.asm.ClassWriter; +import org.objectweb.asm.FieldVisitor; +import org.objectweb.asm.Label; +import org.objectweb.asm.MethodVisitor; +import org.objectweb.asm.Opcodes; +import org.objectweb.asm.Type; + +public class RootResourceClassGenerator implements Opcodes { + + private static final String DELEGATE_FIELD = "delegate"; + + public static Class generateRootResourceClass(Class interfaze, String path) throws Exception { + GeneratedClassLoader classLoader = new GeneratedClassLoader(interfaze.getClassLoader()); + String interfaceName = interfaze.getName(); + int index = interfaze.getName().lastIndexOf('.'); + String className = + interfaceName.substring(0, index) + ".Generated" + interfaceName.substring(index + 1) + "Impl"; + + byte[] content = generate(interfaze, path); + Class cls = classLoader.getGeneratedClass(className, content); + return cls; + } + + public static byte[] generate(Class interfaze, String path) throws Exception { + String interfaceName = Type.getInternalName(interfaze); + int index = interfaceName.lastIndexOf('/'); + String className = + interfaceName.substring(0, index) + "/Generated" + interfaceName.substring(index + 1) + "Impl"; + + ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS); + + declareClass(cw, interfaceName, className); + + annotatePath(cw, path); + declareField(cw, interfaceName); + declareConstructor(cw, className); + + for (Method method : interfaze.getMethods()) { + if (!(method.getDeclaringClass() == Object.class)) { + generateMethod(cw, interfaceName, className, method); + } + } + cw.visitEnd(); + + return cw.toByteArray(); + } + + // public method( arg0, ..., argN) throws , ..., + private static void generateMethod(ClassWriter cw, String interfaceName, String className, Method method) { + String methodDescriptor = Type.getMethodDescriptor(method); + + MethodVisitor mv = + cw.visitMethod(ACC_PUBLIC, method.getName(), methodDescriptor, null, getExceptionInternalNames(method)); + mv.visitCode(); + mv.visitFieldInsn(GETSTATIC, className, DELEGATE_FIELD, getSignature(interfaceName)); + Class[] paramTypes = method.getParameterTypes(); + for (int i = 0; i < paramTypes.length; i++) { + String signature = Type.getDescriptor(paramTypes[i]); + mv.visitVarInsn(CodeGenerationHelper.getLoadOPCode(signature), i + 1); + } + mv.visitMethodInsn(INVOKEINTERFACE, interfaceName, method.getName(), methodDescriptor); + + Class returnType = method.getReturnType(); + mv.visitInsn(CodeGenerationHelper.getReturnOPCode(Type.getDescriptor(returnType))); + int size = paramTypes.length + 1; + mv.visitMaxs(size, size); + mv.visitEnd(); + } + + private static String[] getExceptionInternalNames(Method method) { + Class[] types = method.getExceptionTypes(); + if (types.length == 0) { + return null; + } + String[] names = new String[types.length]; + for (int i = 0; i < types.length; i++) { + names[i] = Type.getInternalName(types[i]); + } + return names; + } + + private static String getSignature(String interfaceName) { + return "L" + interfaceName + ";"; + } + + private static void declareConstructor(ClassWriter cw, String className) { + MethodVisitor mv; + mv = cw.visitMethod(ACC_PUBLIC, "", "()V", null, null); + mv.visitCode(); + Label l0 = new Label(); + mv.visitLabel(l0); + // mv.visitLineNumber(37, l0); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "", "()V"); + mv.visitInsn(RETURN); + Label l1 = new Label(); + mv.visitLabel(l1); + mv.visitLocalVariable("this", getSignature(className), null, l0, l1, 0); + mv.visitMaxs(1, 1); + mv.visitEnd(); + } + + // public static delegate; + private static void declareField(ClassWriter cw, String interfaceName) { + FieldVisitor fv = + cw.visitField(ACC_PUBLIC + ACC_STATIC, DELEGATE_FIELD, getSignature(interfaceName), null, null); + fv.visitEnd(); + } + + // public class _Impl implements + private static void declareClass(ClassWriter cw, String interfaceName, String className) { + cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, className, null, "java/lang/Object", new String[] {interfaceName}); + } + + // @Path() + private static void annotatePath(ClassWriter cw, String path) { + AnnotationVisitor av = cw.visitAnnotation("Ljavax/ws/rs/Path;", true); + av.visit("value", path); + av.visitEnd(); + } +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java new file mode 100644 index 0000000000..46d501d4be --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java @@ -0,0 +1,44 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +public class MockedResource implements Resource { + private String value; + + public MockedResource() { + super(); + } + + public String get() { + return value; + } + + public void create(String value) { + this.value = value; + } + + public void delete() { + value = null; + } + + public void update(String value) { + this.value = value; + } +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java new file mode 100644 index 0000000000..ac9fd514bd --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java @@ -0,0 +1,44 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import javax.ws.rs.DELETE; +import javax.ws.rs.GET; +import javax.ws.rs.POST; +import javax.ws.rs.PUT; + +import org.oasisopen.sca.annotation.Remotable; + +@Remotable +public interface Resource { + + @GET + String get(); + + @PUT + void update(String value); + + @POST + void create(String value); + + @DELETE + void delete(); + +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java new file mode 100644 index 0000000000..625a91c45a --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java @@ -0,0 +1,50 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import javax.ws.rs.Path; + + +@Path("myURI") +public class ResourceWrapper implements Resource { + public static Resource delegate; + + public ResourceWrapper() { + super(); + } + + + public String get() { + return delegate.get(); + } + + public void create(String value) { + delegate.create(value); + } + + public void delete() { + delegate.delete(); + } + + public void update(String value) { + delegate.update(value); + } + +} diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java new file mode 100644 index 0000000000..cef9fcf90e --- /dev/null +++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java @@ -0,0 +1,60 @@ +/* + * 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.tuscany.sca.interfacedef.java.jaxrs; + +import java.lang.reflect.Field; +import java.lang.reflect.Modifier; + +import javax.ws.rs.Path; + +import org.junit.Assert; +import org.junit.Test; + +/** + * + */ +public class RootResourceClassGeneratorTestCase { + @Test + public void testGenerator() throws Exception { + Class cls = RootResourceClassGenerator.generateRootResourceClass(Resource.class, "myURI"); + Assert.assertTrue(cls.isAnnotationPresent(Path.class)); + Path path = cls.getAnnotation(Path.class); + Assert.assertEquals("myURI", path.value()); + Field field = cls.getField("delegate"); + Assert.assertSame(Resource.class, field.getType()); + + Assert.assertTrue(Modifier.isPublic(field.getModifiers())); + Assert.assertTrue(Modifier.isStatic(field.getModifiers())); + + Assert.assertTrue(Resource.class.isAssignableFrom(cls)); + + Resource resource = new MockedResource(); + field.set(null, resource); + + Resource resourceProxy = (Resource)cls.newInstance(); + Assert.assertNull(resourceProxy.get()); + resourceProxy.create("123"); + Assert.assertEquals("123", resourceProxy.get()); + resourceProxy.update("ABC"); + Assert.assertEquals("ABC", resourceProxy.get()); + resourceProxy.delete(); + Assert.assertNull(resourceProxy.get()); + } +} -- cgit v1.2.3