You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@tapestry.apache.org by hl...@apache.org on 2011/04/14 00:23:31 UTC

svn commit: r1091949 - in /tapestry/tapestry5/trunk: plastic/src/main/java/org/apache/tapestry5/internal/plastic/ plastic/src/main/java/org/apache/tapestry5/plastic/ tapestry-core/src/main/java/org/apache/tapestry5/internal/services/ tapestry-ioc/src/m...

Author: hlship
Date: Wed Apr 13 22:23:31 2011
New Revision: 1091949

URL: http://svn.apache.org/viewvc?rev=1091949&view=rev
Log:
TAP5-853: Add a simple dupe() method to InstructionBuilder

Modified:
    tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/InstructionBuilderImpl.java
    tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/PlasticClassImpl.java
    tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/plastic/InstructionBuilder.java
    tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/services/PropertyConduitSourceImpl.java
    tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/PropertyShadowBuilderImpl.java

Modified: tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/InstructionBuilderImpl.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/InstructionBuilderImpl.java?rev=1091949&r1=1091948&r2=1091949&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/InstructionBuilderImpl.java (original)
+++ tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/InstructionBuilderImpl.java Wed Apr 13 22:23:31 2011
@@ -419,6 +419,15 @@ public class InstructionBuilderImpl exte
         return this;
     }
 
+    public InstructionBuilder dupe()
+    {
+        check();
+
+        v.visitInsn(DUP);
+
+        return this;
+    }
+
     public InstructionBuilder pop()
     {
         check();
@@ -487,10 +496,10 @@ public class InstructionBuilderImpl exte
     {
         check();
 
-        newInstance(className);
-        dupe(0);
-        loadConstant(message);
+        newInstance(className).dupe().loadConstant(message);
+
         invokeConstructor(className, "java.lang.String");
+
         v.visitInsn(ATHROW);
 
         return this;

Modified: tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/PlasticClassImpl.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/PlasticClassImpl.java?rev=1091949&r1=1091948&r2=1091949&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/PlasticClassImpl.java (original)
+++ tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/internal/plastic/PlasticClassImpl.java Wed Apr 13 22:23:31 2011
@@ -1282,7 +1282,7 @@ public class PlasticClassImpl extends Lo
 
             InstructionBuilder builder = newBuilder(description, advisedMethodNode);
 
-            builder.newInstance(invocationClassName).dupe(0);
+            builder.newInstance(invocationClassName).dupe();
 
             // Now load up the parameters to the constructor
 
@@ -1303,7 +1303,7 @@ public class PlasticClassImpl extends Lo
             {
                 public void doBuild(InstructionBuilder builder)
                 {
-                    builder.dupe(0).storeVariable("invocation");
+                    builder.dupe().storeVariable("invocation");
 
                     builder.invoke(AbstractMethodInvocation.class, MethodInvocation.class, "proceed");
 

Modified: tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/plastic/InstructionBuilder.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/plastic/InstructionBuilder.java?rev=1091949&r1=1091948&r2=1091949&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/plastic/InstructionBuilder.java (original)
+++ tapestry/tapestry5/trunk/plastic/src/main/java/org/apache/tapestry5/plastic/InstructionBuilder.java Wed Apr 13 22:23:31 2011
@@ -263,7 +263,7 @@ public interface InstructionBuilder
     InstructionBuilder invokeConstructor(Class clazz, Class... argumentTypes);
 
     /**
-     * Duplicates the top` object on the stack, placing the result at some depth.
+     * Duplicates the top object on the stack, placing the result at some depth.
      * 
      * @param depth
      *            0 (DUP), 1 (DUP_X1) or 2 (DUP_X2)
@@ -273,6 +273,14 @@ public interface InstructionBuilder
     InstructionBuilder dupe(int depth);
 
     /**
+     * Duplicates the top object on the stack. Commonly used with {@link #when(Condition, WhenCallback)}.
+     * 
+     * @see #dupe(int)
+     */
+    @Opcodes("DUP")
+    InstructionBuilder dupe();
+
+    /**
      * Discards the top value on the stack. Assumes the value is a single word value: an object reference, or a small
      * primitive) and not a double or long.
      */

Modified: tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/services/PropertyConduitSourceImpl.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/services/PropertyConduitSourceImpl.java?rev=1091949&r1=1091948&r2=1091949&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/services/PropertyConduitSourceImpl.java (original)
+++ tapestry/tapestry5/trunk/tapestry-core/src/main/java/org/apache/tapestry5/internal/services/PropertyConduitSourceImpl.java Wed Apr 13 22:23:31 2011
@@ -414,8 +414,7 @@ public class PropertyConduitSourceImpl i
             {
                 public void doBuild(InstructionBuilder builder)
                 {
-                    builder.loadArgument(0).dupe(0);
-                    builder.when(Condition.NULL, new InstructionBuilderCallback()
+                    builder.loadArgument(0).dupe().when(Condition.NULL, new InstructionBuilderCallback()
                     {
                         public void doBuild(InstructionBuilder builder)
                         {
@@ -804,7 +803,7 @@ public class PropertyConduitSourceImpl i
 
         public void returnResultIfNull(InstructionBuilder builder)
         {
-            builder.dupe(0).when(Condition.NULL, new InstructionBuilderCallback()
+            builder.dupe().when(Condition.NULL, new InstructionBuilderCallback()
             {
                 public void doBuild(InstructionBuilder builder)
                 {
@@ -1516,7 +1515,7 @@ public class PropertyConduitSourceImpl i
                         createPlasticMethodInvocation(builder, term, method, info);
                     }
 
-                    builder.dupe(0).when(Condition.NULL, new InstructionBuilderCallback()
+                    builder.dupe().when(Condition.NULL, new InstructionBuilderCallback()
                     {
                         public void doBuild(InstructionBuilder builder)
                         {

Modified: tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/PropertyShadowBuilderImpl.java
URL: http://svn.apache.org/viewvc/tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/PropertyShadowBuilderImpl.java?rev=1091949&r1=1091948&r2=1091949&view=diff
==============================================================================
--- tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/PropertyShadowBuilderImpl.java (original)
+++ tapestry/tapestry5/trunk/tapestry-ioc/src/main/java/org/apache/tapestry5/ioc/internal/services/PropertyShadowBuilderImpl.java Wed Apr 13 22:23:31 2011
@@ -86,7 +86,7 @@ public class PropertyShadowBuilderImpl i
 
                         // Now add the null check.
 
-                        builder.dupe(0).when(Condition.NULL, new InstructionBuilderCallback()
+                        builder.dupe().when(Condition.NULL, new InstructionBuilderCallback()
                         {
                             public void doBuild(InstructionBuilder builder)
                             {