From 5559ef5edbf8d3616f7a4b497b2a459b0ee4082b Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Wed, 11 Nov 2009 23:07:07 +0000
Subject: Moving 1.x branches

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835122 13f79535-47bb-0310-9956-ffa450edef68
---
 .../sca/databinding/sdo/SDOExceptionHandler.java   | 124 +++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 sca-java-1.x/branches/sca-java-1.0/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOExceptionHandler.java

(limited to 'sca-java-1.x/branches/sca-java-1.0/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOExceptionHandler.java')

diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOExceptionHandler.java b/sca-java-1.x/branches/sca-java-1.0/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOExceptionHandler.java
new file mode 100644
index 0000000000..5c23240b19
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOExceptionHandler.java
@@ -0,0 +1,124 @@
+/*
+ * 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.databinding.sdo;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.ExceptionHandler;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import commonj.sdo.Type;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ * SDO implementation of ExceptionHandler
+ * 
+ * @version $Rev$ $Date$
+ */
+public class SDOExceptionHandler implements ExceptionHandler {
+    private static final Class[] EMPTY_CLASS_ARRAY = new Class[0];
+
+    // FIXME: Need a way to pass in the HelperContext
+    private HelperContext helperContext = HelperProvider.getDefaultContext();
+
+    /**
+     * <ul>
+     * <li>WrapperException(String message, FaultBean faultInfo) <br>
+     * A constructor where WrapperException is replaced with the name of the
+     * generated wrapper exception and FaultBean is replaced by the name of the
+     * generated fault bean.
+     * <li> WrapperException(String message, FaultBean faultInfo, Throwable
+     * cause) <br>
+     * A constructor whereWrapperException is replaced with the name of the
+     * generated wrapper exception and FaultBean is replaced by the name of the
+     * generated fault bean. The last argument, cause, may be used to convey
+     * protocol specific fault information
+     * </ul>
+     */
+    public Exception createException(DataType<DataType> exceptionType, String message, Object faultInfo, Throwable cause) {
+        Class exceptionClass = exceptionType.getPhysical();
+        DataType<?> faultBeanType = exceptionType.getLogical();
+        Class faultBeanClass = faultBeanType.getPhysical();
+        try {
+            Constructor constructor =
+                exceptionClass.getConstructor(new Class[] {String.class, faultBeanClass, Throwable.class});
+            return (Exception)constructor.newInstance(new Object[] {message, faultInfo, cause});
+        } catch (Throwable e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+    public Object getFaultInfo(Exception exception) {
+        if (exception == null) {
+            return null;
+        }
+        try {
+            Method method = exception.getClass().getMethod("getFaultInfo", EMPTY_CLASS_ARRAY);
+            return method.invoke(exception, (Object[])null);
+        } catch (Throwable e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+    public DataType<?> getFaultType(DataType exceptionDataType) {
+        Class exceptionType = exceptionDataType.getPhysical();
+        Class faultBeanClass = null;
+        try {
+            Method method = exceptionType.getMethod("getFaultInfo", EMPTY_CLASS_ARRAY);
+            faultBeanClass = method.getReturnType();
+        } catch (NoSuchMethodException e) {
+            faultBeanClass = null;
+        }
+        if (faultBeanClass == null) {
+            return null;
+        }
+
+        QName faultElement = null;
+        try {
+            Field field = exceptionType.getField("FAULT_ELEMENT");
+            faultElement = (QName)field.get(null);
+        } catch (NoSuchFieldException e) {
+            // Fall back to type inspection
+            Type type = helperContext.getTypeHelper().getType(faultBeanClass);
+            if (type != null && !type.isDataType()) {
+                String ns = type.getURI();
+                String name = helperContext.getXSDHelper().getLocalName(type);
+                faultElement = new QName(ns, name);
+            }
+        } catch (Throwable e) {
+            // Ignore
+        }
+        if (faultElement == null) {
+            return null;
+        }
+        DataType<XMLType> faultType =
+            new DataTypeImpl<XMLType>(SDODataBinding.NAME, faultBeanClass, new XMLType(faultElement, null));
+        return faultType;
+
+    }
+
+}
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