1 files changed, 114 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb-axiom/src/main/java/org/apache/tuscany/sca/databinding/jaxb/axiom/ext/JAXBCustomBuilder.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb-axiom/src/main/java/org/apache/tuscany/sca/databinding/jaxb/axiom/ext/JAXBCustomBuilder.java
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+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-jaxb-axiom/src/main/java/org/apache/tuscany/sca/databinding/jaxb/axiom/ext/JAXBCustomBuilder.java
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+/*
+ * 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.jaxb.axiom.ext;
+
+import javax.xml.bind.JAXBException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.axiom.om.OMContainer;
+import org.apache.axiom.om.OMDataSource;
+import org.apache.axiom.om.OMElement;
+import org.apache.axiom.om.OMException;
+import org.apache.axiom.om.OMFactory;
+import org.apache.axiom.om.OMNamespace;
+import org.apache.axiom.om.impl.builder.CustomBuilder;
+
+/**
+ * JAXBCustomBuilder creates an OMSourcedElement backed by a JAXBDataSource
+ * for the specified namespace and localPart.
+ */
+public class JAXBCustomBuilder implements CustomBuilder {
+
+    private JAXBDSContext jdsContext;
+
+    /**
+     * Create a JAXBCustomBuilder
+     * @param context JAXBDSContext
+     */
+    public JAXBCustomBuilder(JAXBDSContext context) {
+        super();
+        this.jdsContext = context;
+    }
+
+    public OMElement create(String namespace,
+                            String localPart,
+                            OMContainer parent,
+                            XMLStreamReader reader,
+                            OMFactory factory) throws OMException {
+
+        // There are some situations where we want to use normal
+        // unmarshalling, so return null
+        if (!shouldUnmarshal(namespace, localPart)) {
+            // JAXBCustomBuilderMonitor.updateTotalFailedCreates();
+            return null;
+        }
+        try {
+            // Create an OMSourcedElement backed by an unmarshalled JAXB object
+            OMNamespace ns = factory.createOMNamespace(namespace, reader.getPrefix());
+
+            Object jaxb = jdsContext.unmarshal(reader);
+
+            OMDataSource ds = new JAXBDataSourceExt(jaxb, jdsContext);
+            OMElement omse = factory.createOMElement(ds, localPart, ns);
+
+            parent.addChild(omse);
+            // JAXBCustomBuilderMonitor.updateTotalCreates();
+            return omse;
+        } catch (JAXBException e) {
+            // JAXBCustomBuilderMonitor.updateTotalFailedCreates();
+            throw new OMException(e);
+        }
+    }
+
+    /**
+     * The namespace identifier for the SOAP 1.1 envelope.
+     */
+    public static final String URI_NS_SOAP_1_1_ENVELOPE = "http://schemas.xmlsoap.org/soap/envelope/";
+    /**
+     * The namespace identifier for the SOAP 1.2 envelope.
+     */
+    public static final String URI_NS_SOAP_1_2_ENVELOPE = "http://www.w3.org/2003/05/soap-envelope";
+
+    /**
+     * @param namespace
+     * @param localPart
+     * @return true if this ns and local part is acceptable for unmarshalling
+     */
+    private boolean shouldUnmarshal(String namespace, String localPart) {
+
+        // Don't unmarshall SOAPFaults or anything else in the SOAP 
+        // namespace.
+        // Don't unmarshall elements that are unqualified
+        if (localPart == null || namespace == null
+            || namespace.length() == 0
+            || URI_NS_SOAP_1_1_ENVELOPE.equals(namespace)
+            || URI_NS_SOAP_1_2_ENVELOPE.equals(namespace)) {
+            return false;
+        }
+
+        // Don't unmarshal if this looks like encrypted data
+        if (localPart.equals("EncryptedData")) {
+            return false;
+        }
+
+        return true;
+
+    }
+}