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Posted to commits@camel.apache.org by dk...@apache.org on 2011/11/14 20:17:57 UTC

svn commit: r1201829 - in /camel/branches/camel-2.8.x: ./ camel-core/src/main/java/org/apache/camel/component/bean/ camel-core/src/test/java/org/apache/camel/component/bean/ camel-core/src/test/java/org/apache/camel/component/bean/issues/

Author: dkulp
Date: Mon Nov 14 19:17:57 2011
New Revision: 1201829

URL: http://svn.apache.org/viewvc?rev=1201829&view=rev
Log:
Merged revisions 1183614 via svnmerge from 
https://svn.apache.org/repos/asf/camel/trunk

........
  r1183614 | davsclaus | 2011-10-15 06:13:26 -0400 (Sat, 15 Oct 2011) | 1 line
  
  CAMEL-4541: Bean component supports binding to private class beans by fallback to use interfaces. Thanks to Mathieu for the patch.
........

Added:
    camel/branches/camel-2.8.x/camel-core/src/test/java/org/apache/camel/component/bean/BeanPrivateClassWithInterfaceMethodTest.java
      - copied unchanged from r1183614, camel/trunk/camel-core/src/test/java/org/apache/camel/component/bean/BeanPrivateClassWithInterfaceMethodTest.java
    camel/branches/camel-2.8.x/camel-core/src/test/java/org/apache/camel/component/bean/issues/PrivateClasses.java
      - copied unchanged from r1183614, camel/trunk/camel-core/src/test/java/org/apache/camel/component/bean/issues/PrivateClasses.java
Modified:
    camel/branches/camel-2.8.x/   (props changed)
    camel/branches/camel-2.8.x/camel-core/src/main/java/org/apache/camel/component/bean/BeanInfo.java

Propchange: camel/branches/camel-2.8.x/
            ('svn:mergeinfo' removed)

Propchange: camel/branches/camel-2.8.x/
------------------------------------------------------------------------------
Binary property 'svnmerge-integrated' - no diff available.

Modified: camel/branches/camel-2.8.x/camel-core/src/main/java/org/apache/camel/component/bean/BeanInfo.java
URL: http://svn.apache.org/viewvc/camel/branches/camel-2.8.x/camel-core/src/main/java/org/apache/camel/component/bean/BeanInfo.java?rev=1201829&r1=1201828&r2=1201829&view=diff
==============================================================================
--- camel/branches/camel-2.8.x/camel-core/src/main/java/org/apache/camel/component/bean/BeanInfo.java (original)
+++ camel/branches/camel-2.8.x/camel-core/src/main/java/org/apache/camel/component/bean/BeanInfo.java Mon Nov 14 19:17:57 2011
@@ -220,7 +220,18 @@ public class BeanInfo {
 
         LOG.trace("Introspecting class: {}", clazz);
 
-        Method[] methods = clazz.getDeclaredMethods();
+        // if the class is not public then fallback and use interface methods if possible
+        // this allow Camel to invoke private beans which implements interfaces
+        List<Method> methods = Arrays.asList(clazz.getDeclaredMethods());
+        if (!Modifier.isPublic(clazz.getModifiers())) {
+            LOG.trace("Preferring interface methods as class: {} is not public accessible", clazz);
+            List<Method> interfaceMethods = getInterfaceMethods(clazz);
+            
+            // still keep non-accessible class methods to provide more specific Exception if method is non-accessible
+            interfaceMethods.addAll(methods);
+            methods = interfaceMethods;
+        }
+        
         for (Method method : methods) {
             boolean valid = isValidMethod(clazz, method);
             LOG.trace("Method: {} is valid: {}", method, valid);
@@ -307,9 +318,8 @@ public class BeanInfo {
         return answer;
     }
 
-    @SuppressWarnings("unchecked")
-    protected MethodInfo createMethodInfo(Class clazz, Method method) {
-        Class[] parameterTypes = method.getParameterTypes();
+    protected MethodInfo createMethodInfo(Class<?> clazz, Method method) {
+        Class<?>[] parameterTypes = method.getParameterTypes();
         List<Annotation>[] parametersAnnotations = collectParameterAnnotations(clazz, method);
 
         List<ParameterInfo> parameters = new ArrayList<ParameterInfo>();
@@ -324,7 +334,7 @@ public class BeanInfo {
         }
 
         for (int i = 0; i < size; i++) {
-            Class parameterType = parameterTypes[i];
+            Class<?> parameterType = parameterTypes[i];
             Annotation[] parameterAnnotations = parametersAnnotations[i].toArray(new Annotation[parametersAnnotations[i].size()]);
             Expression expression = createParameterUnmarshalExpression(clazz, method, parameterType, parameterAnnotations);
             hasCustomAnnotation |= expression != null;
@@ -464,7 +474,7 @@ public class BeanInfo {
         Message in = exchange.getIn();
         Object body = in.getBody();
         if (body != null) {
-            Class bodyType = body.getClass();
+            Class<?> bodyType = body.getClass();
             if (LOG.isTraceEnabled()) {
                 LOG.trace("Matching for method with a single parameter that matches type: {}", bodyType.getCanonicalName());
             }
@@ -685,6 +695,17 @@ public class BeanInfo {
 
         return null;
     }
+    
+    private static List<Method> getInterfaceMethods(Class<?> clazz) {
+        final List<Method> answer = new ArrayList<Method>();
+        for (Class<?> interfaceClazz : clazz.getInterfaces()) {
+            for (Method interfaceMethod : interfaceClazz.getDeclaredMethods()) {
+                answer.add(interfaceMethod);
+            }
+        }
+
+        return answer;
+    }
 
     private static void removeAllSetterOrGetterMethods(List<MethodInfo> methods) {
         Iterator<MethodInfo> it = methods.iterator();
@@ -735,7 +756,7 @@ public class BeanInfo {
         String types = ObjectHelper.between(methodName, "(", ")");
         if (types != null) {
             // we must qualify based on types to match method
-            Iterator it = ObjectHelper.createIterator(types);
+            Iterator<?> it = ObjectHelper.createIterator(types);
             for (int i = 0; i < method.getParameterTypes().length; i++) {
                 if (it.hasNext()) {
                     String qualifyType = (String) it.next();
@@ -820,10 +841,9 @@ public class BeanInfo {
      *
      * @return the methods.
      */
-    @SuppressWarnings("unchecked")
     public List<MethodInfo> getMethods() {
         if (operations.isEmpty()) {
-            return Collections.EMPTY_LIST;
+            return Collections.emptyList();
         }
 
         List<MethodInfo> methods = new ArrayList<MethodInfo>();