From caa7f5579b7e4847793e8bbe26af92af78ff2d41 Mon Sep 17 00:00:00 2001
From: bdaniel <bdaniel@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 19 Aug 2010 07:33:11 +0000
Subject: JCA_9013 Validate property types are compatible with getProperty()
 arguments

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@987051 13f79535-47bb-0310-9956-ffa450edef68
---
 .../injection/JavaPropertyValueObjectFactory.java  | 29 +++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'sca-java-2.x/trunk/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation')

diff --git a/sca-java-2.x/trunk/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/JavaPropertyValueObjectFactory.java b/sca-java-2.x/trunk/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/JavaPropertyValueObjectFactory.java
index 606984659d..a190b761e2 100644
--- a/sca-java-2.x/trunk/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/JavaPropertyValueObjectFactory.java
+++ b/sca-java-2.x/trunk/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/JavaPropertyValueObjectFactory.java
@@ -100,10 +100,34 @@ public class JavaPropertyValueObjectFactory implements PropertyValueFactory {
     }
 
     public <B> B createPropertyValue(ComponentProperty property, Class<B> type) {
+    	
+    	validateTypes(property, type);
+    	
         ObjectFactory<B> factory = this.createValueFactory(property, property.getValue(), type);
         return factory.getInstance();
     }
 
+	private <B> void validateTypes(ComponentProperty property, Class<B> type) {
+		// JAXB seems to do some strange things with conversions, so
+    	// we can't rely on the databinding conversion from Node->Java to catch
+		// incompatible types. 
+		
+		DataType prop1 = property.getProperty().getDataType();
+    	
+		if ( (prop1 != null) && (type.isAssignableFrom(prop1.getPhysical())) )  {
+			return;    			
+		} else if ( simpleTypeMapper.getXMLType(type) != null ) { 
+    		if ( simpleTypeMapper.getXMLType(type).getQName().equals(property.getXSDType())) 
+    			return;    			    		
+    	} else if ( isSimpleType(property) ) {
+    		if ( type.isAssignableFrom(simpleTypeMapper.getJavaType(property.getXSDType()))) 
+    			return;    		
+    	} 
+    	
+		throw new IllegalArgumentException("Property type " + prop1.getPhysical().getName() + " is not compatible with " + type.getName());
+ 
+	}
+
     abstract class ObjectFactoryImplBase implements ObjectFactory {
         protected SimpleTypeMapper simpleTypeMapper = new SimpleTypeMapperImpl();
         protected Property property;
@@ -304,9 +328,12 @@ public class JavaPropertyValueObjectFactory implements PropertyValueFactory {
      * @return
      */
     private static List<Node> getValues(Document document) {
+    	 List<Node> propValues = new ArrayList<Node>();
+    	 if ( document == null )
+    		 return propValues;
         // The root is the property element
         Element rootElement = document.getDocumentElement();
-        List<Node> propValues = new ArrayList<Node>();
+       
         NodeList nodes = rootElement.getChildNodes();
         for (int count = 0; count < nodes.getLength(); ++count) {
             Node node = nodes.item(count);
-- 
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