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Posted to commits@commons.apache.org by db...@apache.org on 2013/10/15 07:52:16 UTC

svn commit: r1532197 - in /commons/proper/bcel/trunk/src/main/java/org/apache/bcel: classfile/ generic/

Author: dbrosius
Date: Tue Oct 15 05:52:15 2013
New Revision: 1532197

URL: http://svn.apache.org/r1532197
Log:
make clone() more user friendly

Modified:
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Attribute.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Constant.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/ClassGen.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/CodeExceptionGen.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/FieldGenOrMethodGen.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LineNumberGen.java
    commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LocalVariableGen.java

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Attribute.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Attribute.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Attribute.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Attribute.java Tue Oct 15 05:52:15 2013
@@ -298,18 +298,18 @@ public abstract class Attribute implemen
 	 * @return shallow copy of this attribute
 	 */
 	@Override
-    public Object clone()
+    public Attribute clone()
 	{
-		Object o = null;
+		Attribute attr = null;
 		try
 		{
-			o = super.clone();
+		    attr = (Attribute) super.clone();
 		}
 		catch (CloneNotSupportedException e)
 		{
-			e.printStackTrace(); // Never occurs
+			throw new Error("Clone Not Supported"); // never happens
 		}
-		return o;
+		return attr;
 	}
 
 	/**

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Constant.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Constant.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Constant.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/classfile/Constant.java Tue Oct 15 05:52:15 2013
@@ -21,6 +21,7 @@ import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
 import java.io.Serializable;
+
 import org.apache.bcel.Constants;
 import org.apache.bcel.util.BCELComparator;
 
@@ -109,8 +110,12 @@ public abstract class Constant implement
 
 
     @Override
-    public Object clone() throws CloneNotSupportedException {
-        return super.clone();
+    public Constant clone() {
+        try {
+            return (Constant) super.clone();
+        } catch (CloneNotSupportedException e) {
+            throw new Error("Clone Not Supported"); // never happens
+        }
     }
 
 

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/ClassGen.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/ClassGen.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/ClassGen.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/ClassGen.java Tue Oct 15 05:52:15 2013
@@ -560,12 +560,11 @@ public class ClassGen extends AccessFlag
 
 
     @Override
-    public Object clone() {
+    public ClassGen clone() {
         try {
-            return super.clone();
+            return (ClassGen) super.clone();
         } catch (CloneNotSupportedException e) {
-            System.err.println(e);
-            return null;
+            throw new Error("Clone Not Supported"); // never happens
         }
     }
 

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/CodeExceptionGen.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/CodeExceptionGen.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/CodeExceptionGen.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/CodeExceptionGen.java Tue Oct 15 05:52:15 2013
@@ -177,12 +177,11 @@ public final class CodeExceptionGen impl
 
 
     @Override
-    public Object clone() {
+    public CodeExceptionGen clone() {
         try {
-            return super.clone();
+            return (CodeExceptionGen) super.clone();
         } catch (CloneNotSupportedException e) {
-            System.err.println(e);
-            return null;
+            throw new Error("Clone Not Supported"); // never happens
         }
     }
 }

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/FieldGenOrMethodGen.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/FieldGenOrMethodGen.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/FieldGenOrMethodGen.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/FieldGenOrMethodGen.java Tue Oct 15 05:52:15 2013
@@ -19,6 +19,7 @@ package org.apache.bcel.generic;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import org.apache.bcel.Constants;
 import org.apache.bcel.classfile.AccessFlags;
 import org.apache.bcel.classfile.Attribute;
@@ -145,12 +146,11 @@ public abstract class FieldGenOrMethodGe
 
 
     @Override
-    public Object clone() {
+    public FieldGenOrMethodGen clone() {
         try {
-            return super.clone();
+            return (FieldGenOrMethodGen) super.clone();
         } catch (CloneNotSupportedException e) {
-            System.err.println(e);
-            return null;
+            throw new Error("Clone Not Supported"); // never happens
         }
     }
 }

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LineNumberGen.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LineNumberGen.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LineNumberGen.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LineNumberGen.java Tue Oct 15 05:52:15 2013
@@ -85,12 +85,11 @@ public class LineNumberGen implements In
 
 
     @Override
-    public Object clone() {
+    public LineNumberGen clone() {
         try {
-            return super.clone();
+            return (LineNumberGen) super.clone();
         } catch (CloneNotSupportedException e) {
-            System.err.println(e);
-            return null;
+            throw new Error("Clone Not Supported"); // never happens
         }
     }
 

Modified: commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LocalVariableGen.java
URL: http://svn.apache.org/viewvc/commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LocalVariableGen.java?rev=1532197&r1=1532196&r2=1532197&view=diff
==============================================================================
--- commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LocalVariableGen.java (original)
+++ commons/proper/bcel/trunk/src/main/java/org/apache/bcel/generic/LocalVariableGen.java Tue Oct 15 05:52:15 2013
@@ -203,12 +203,11 @@ public class LocalVariableGen implements
 
 
     @Override
-    public Object clone() {
+    public LocalVariableGen clone() {
         try {
-            return super.clone();
+            return (LocalVariableGen) super.clone();
         } catch (CloneNotSupportedException e) {
-            System.err.println(e);
-            return null;
+            throw new Error("Clone Not Supported"); // never happens
         }
     }
 }