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diff --git a/tools/external/asm/org/objectweb/asm/ClassAdapter.java b/tools/external/asm/org/objectweb/asm/ClassAdapter.java
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+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm;
+
+/**
+ * An empty {@link ClassVisitor} that delegates to another {@link ClassVisitor}.
+ * This class can be used as a super class to quickly implement usefull class
+ * adapter classes, just by overriding the necessary methods.
+ * 
+ * @author Eric Bruneton
+ */
+public class ClassAdapter implements ClassVisitor {
+
+    /**
+     * The {@link ClassVisitor} to which this adapter delegates calls.
+     */
+    protected ClassVisitor cv;
+
+    /**
+     * Constructs a new {@link ClassAdapter} object.
+     * 
+     * @param cv the class visitor to which this adapter must delegate calls.
+     */
+    public ClassAdapter(final ClassVisitor cv) {
+        this.cv = cv;
+    }
+
+    public void visit(
+        final int version,
+        final int access,
+        final String name,
+        final String signature,
+        final String superName,
+        final String[] interfaces)
+    {
+        cv.visit(version, access, name, signature, superName, interfaces);
+    }
+
+    public void visitSource(final String source, final String debug) {
+        cv.visitSource(source, debug);
+    }
+
+    public void visitOuterClass(
+        final String owner,
+        final String name,
+        final String desc)
+    {
+        cv.visitOuterClass(owner, name, desc);
+    }
+
+    public AnnotationVisitor visitAnnotation(
+        final String desc,
+        final boolean visible)
+    {
+        return cv.visitAnnotation(desc, visible);
+    }
+
+    public void visitAttribute(final Attribute attr) {
+        cv.visitAttribute(attr);
+    }
+
+    public void visitInnerClass(
+        final String name,
+        final String outerName,
+        final String innerName,
+        final int access)
+    {
+        cv.visitInnerClass(name, outerName, innerName, access);
+    }
+
+    public FieldVisitor visitField(
+        final int access,
+        final String name,
+        final String desc,
+        final String signature,
+        final Object value)
+    {
+        return cv.visitField(access, name, desc, signature, value);
+    }
+
+    public MethodVisitor visitMethod(
+        final int access,
+        final String name,
+        final String desc,
+        final String signature,
+        final String[] exceptions)
+    {
+        return cv.visitMethod(access, name, desc, signature, exceptions);
+    }
+
+    public void visitEnd() {
+        cv.visitEnd();
+    }
+}