First version after introduction of meaningful ids and Identifiable interface.

[xmlrouter] / impl / src / main / java / org / wamblee / xmlrouter / impl / RobustTransformation.java

diff --git a/impl/src/main/java/org/wamblee/xmlrouter/impl/RobustTransformation.java b/impl/src/main/java/org/wamblee/xmlrouter/impl/RobustTransformation.java
index d398230ff1a41621fd231b13122fb2106c6ac803..2fa025e005a836410517332d8f7ff2b3053ffbf7 100644 (file)
--- a/impl/src/main/java/org/wamblee/xmlrouter/impl/RobustTransformation.java
+++ b/impl/src/main/java/org/wamblee/xmlrouter/impl/RobustTransformation.java
@@ -12,7 +12,7 @@
  * 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.wamblee.xmlrouter.impl;
 
 import java.util.logging.Level;
@@ -21,37 +21,34 @@ import java.util.logging.Logger;
 import javax.xml.transform.dom.DOMSource;
 
 import org.wamblee.xml.XMLDocument;
-import org.wamblee.xmlrouter.common.Id;
 import org.wamblee.xmlrouter.config.Transformation;
 
-public class RobustTransformation implements Transformation {
+/**
+ * This class provides robustness towards externally provided transformations.
+ * 
+ * @author Erik Brakkee
+ * 
+ */
+public class RobustTransformation extends RobustIdentifiable<Transformation>
+    implements Transformation {
 
     private static final Logger LOGGER = Logger
         .getLogger(RobustTransformation.class.getName());
 
-    private Id<Transformation> id;
     private Transformation transformation;
 
-    public RobustTransformation(Id<Transformation> aId,
-        Transformation aTransformation) {
-        id = aId;
+    /**
+     * Constructs the wrapper.
+     * 
+     * @param aId
+     *            Unique id.
+     * @param aTransformation
+     *            Wrapped transformation.
+     */
+    public RobustTransformation(Transformation aTransformation) {
+        super(aTransformation);
         transformation = aTransformation;
     }
-    
-    @Override
-    public String getName() {
-        try {
-            String name = transformation.getName();
-            if (name == null) {
-                logTypeReturnedNull("from");
-                return Constants.UNKNOWN_DOCUMENT_TYPE.toString();
-            }
-            return name;
-        } catch (Exception e) {
-            logNameThrewException(e);
-            return Constants.UNKNOWN_DOCUMENT_TYPE.toString();
-        }
-    }
 
     @Override
     public String getFromType() {
@@ -118,12 +115,12 @@ public class RobustTransformation implements Transformation {
 
     private void logTranformationThrewException(DOMSource aEvent, Exception aE) {
         LOGGER.log(Level.WARNING,
-            "transformation " + id + " threw exception for event " +
+            "transformation " + getId() + " threw exception for event " +
                 new XMLDocument(aEvent).print(true), aE);
     }
 
     private void logTransformationReturnedNull(DOMSource aEvent) {
-        LOGGER.log(Level.WARNING, "transformation " + id +
+        LOGGER.log(Level.WARNING, "transformation " + getId() +
             " returned null for event " + new XMLDocument(aEvent).print(true));
     }