Allow access to the constructor signature.

git-svn-id: http://anonsvn.jboss.org/repos/javassist/trunk@245 30ef5769-5b8d-40dd-aea6-55b5d6557bb3

src/main/javassist/expr/NewExpr.java

@@ -37,6 +37,9 @@ public class NewExpr extends Expr {
         newPos = np;
     }
 
+    /*
+     * Not used
+     * 
     private int getNameAndType(ConstPool cp) {
         int pos = currentPos;
         int c = iterator.byteAt(pos);
@@ -46,7 +49,7 @@ public class NewExpr extends Expr {
             return cp.getInterfaceMethodrefNameAndType(index);
         else
             return cp.getMethodrefNameAndType(index);
-    }
+    } */
 
     /**
      * Returns the method or constructor containing the <tt>new</tt>
@@ -87,6 +90,18 @@ public class NewExpr extends Expr {
         return newTypeName;
     }
 
+    /**
+     * Get the signature of the constructor
+     * 
+     * @return the signature
+     */
+    public String getSignature()
+    {
+        ConstPool constPool = getConstPool();
+        int methodIndex = iterator.u16bitAt(currentPos + 1);   // constructor
+        return constPool.getMethodrefType(methodIndex);
+    }
+
     /**
      * Returns the constructor called for creating the object.
      */
@@ -131,7 +146,7 @@ public class NewExpr extends Expr {
             throw new CannotCompileException(
                         "sorry, cannot edit NEW followed by no DUP");
     }
-
+    
     /**
      * Replaces the <tt>new</tt> expression with the bytecode derived from
      * the given source text.