diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/processor/DataBindingJavaInterfaceProcessor.java')
| -rw-r--r-- | sca-java-2.x/tags/2.0.1-RC1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/processor/DataBindingJavaInterfaceProcessor.java | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/processor/DataBindingJavaInterfaceProcessor.java b/sca-java-2.x/tags/2.0.1-RC1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/processor/DataBindingJavaInterfaceProcessor.java new file mode 100644 index 0000000000..7c10ae45e9 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/processor/DataBindingJavaInterfaceProcessor.java @@ -0,0 +1,130 @@ +/* + * 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.core.databinding.processor; + +import java.lang.annotation.Annotation; +import java.lang.reflect.Method; +import java.util.List; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; +import org.apache.tuscany.sca.databinding.annotation.DataBinding; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.interfacedef.java.JavaInterface; +import org.apache.tuscany.sca.interfacedef.java.JavaOperation; +import org.apache.tuscany.sca.interfacedef.java.introspect.JavaInterfaceVisitor; + +/** + * The databinding annotation processor for java interfaces + * + * @version $Rev$ $Date$ + */ +public class DataBindingJavaInterfaceProcessor implements JavaInterfaceVisitor { + private DataBindingExtensionPoint dataBindingRegistry; + + public DataBindingJavaInterfaceProcessor(ExtensionPointRegistry registry) { + super(); + this.dataBindingRegistry = registry.getExtensionPoint(DataBindingExtensionPoint.class); + } + + public void visitInterface(JavaInterface javaInterface) throws InvalidInterfaceException { + // Set the data types regardless in case the + // user overrides the remotable status in the SCDL + //if (!javaInterface.isRemotable()) { + // return; + //} + List<Operation> operations = javaInterface.getOperations(); + processInterface(javaInterface, operations); + } + + private void processInterface(JavaInterface javaInterface, List<Operation> operations) { + Class<?> clazz = javaInterface.getJavaClass(); + DataBinding dataBinding = clazz.getAnnotation(DataBinding.class); + String dataBindingId = null; + boolean wrapperStyle = false; + if (dataBinding != null) { + dataBindingId = dataBinding.value(); + wrapperStyle = dataBinding.wrapped(); + } + + for (Operation op : javaInterface.getOperations()) { + JavaOperation operation = (JavaOperation) op; + // In the case of @WebMethod, the method name can be different from the operation name + + if (dataBindingId != null) { + op.setDataBinding(dataBindingId); + op.setInputWrapperStyle(wrapperStyle); + op.setOutputWrapperStyle(wrapperStyle); + } + + Method method = operation.getJavaMethod(); + + DataBinding methodDataBinding = clazz.getAnnotation(DataBinding.class); + if (methodDataBinding == null) { + methodDataBinding = dataBinding; + } + dataBindingId = null; + wrapperStyle = false; + if (dataBinding != null) { + dataBindingId = dataBinding.value(); + wrapperStyle = dataBinding.wrapped(); + operation.setDataBinding(dataBindingId); + operation.setInputWrapperStyle(wrapperStyle); + operation.setOutputWrapperStyle(wrapperStyle); + } + + // FIXME: We need a better way to identify simple java types + int i = 0; + for (org.apache.tuscany.sca.interfacedef.DataType<?> d : operation.getInputType().getLogical()) { + if (d.getDataBinding() == null) { + d.setDataBinding(dataBindingId); + } + for (Annotation a : method.getParameterAnnotations()[i]) { + if (a.annotationType() == org.apache.tuscany.sca.databinding.annotation.DataType.class) { + String value = ((org.apache.tuscany.sca.databinding.annotation.DataType)a).value(); + d.setDataBinding(value); + } + } + dataBindingRegistry.introspectType(d, operation); + i++; + } + if (operation.getOutputType() != null) { + for ( org.apache.tuscany.sca.interfacedef.DataType<?> d : operation.getOutputType().getLogical()) { + if ( d != null ) { + // The DataType is null for void operations + if ( d.getDataBinding() == null ) { + d.setDataBinding(dataBindingId); + } + dataBindingRegistry.introspectType(d, operation); + } + } + + org.apache.tuscany.sca.databinding.annotation.DataType dt = + method.getAnnotation(org.apache.tuscany.sca.databinding.annotation.DataType.class); + if (dt != null) { + operation.getOutputType().getLogical().get(0).setDataBinding(dt.value()); + } + + } + } + } +} |