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diff --git a/tools/external/asm/org/objectweb/asm/ClassVisitor.java b/tools/external/asm/org/objectweb/asm/ClassVisitor.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;
+
+/**
+ * A visitor to visit a Java class. The methods of this interface must be called
+ * in the following order: <tt>visit</tt> [ <tt>visitSource</tt> ] [
+ * <tt>visitOuterClass</tt> ] ( <tt>visitAnnotation</tt> |
+ * <tt>visitAttribute</tt> )* (<tt>visitInnerClass</tt> |
+ * <tt>visitField</tt> | <tt>visitMethod</tt> )* <tt>visitEnd</tt>.
+ * 
+ * @author Eric Bruneton
+ */
+public interface ClassVisitor {
+
+    /**
+     * Visits the header of the class.
+     * 
+     * @param version the class version.
+     * @param access the class's access flags (see {@link Opcodes}). This
+     *        parameter also indicates if the class is deprecated.
+     * @param name the internal name of the class (see
+     *        {@link Type#getInternalName() getInternalName}).
+     * @param signature the signature of this class. May be <tt>null</tt> if
+     *        the class is not a generic one, and does not extend or implement
+     *        generic classes or interfaces.
+     * @param superName the internal of name of the super class (see
+     *        {@link Type#getInternalName() getInternalName}). For interfaces,
+     *        the super class is {@link Object}. May be <tt>null</tt>, but
+     *        only for the {@link Object} class.
+     * @param interfaces the internal names of the class's interfaces (see
+     *        {@link Type#getInternalName() getInternalName}). May be
+     *        <tt>null</tt>.
+     */
+    void visit(
+        int version,
+        int access,
+        String name,
+        String signature,
+        String superName,
+        String[] interfaces);
+
+    /**
+     * Visits the source of the class.
+     * 
+     * @param source the name of the source file from which the class was
+     *        compiled. May be <tt>null</tt>.
+     * @param debug additional debug information to compute the correspondance
+     *        between source and compiled elements of the class. May be
+     *        <tt>null</tt>.
+     */
+    void visitSource(String source, String debug);
+
+    /**
+     * Visits the enclosing class of the class. This method must be called only
+     * if the class has an enclosing class.
+     * 
+     * @param owner internal name of the enclosing class of the class.
+     * @param name the name of the method that contains the class, or
+     *        <tt>null</tt> if the class is not enclosed in a method of its
+     *        enclosing class.
+     * @param desc the descriptor of the method that contains the class, or
+     *        <tt>null</tt> if the class is not enclosed in a method of its
+     *        enclosing class.
+     */
+    void visitOuterClass(String owner, String name, String desc);
+
+    /**
+     * Visits an annotation of the class.
+     * 
+     * @param desc the class descriptor of the annotation class.
+     * @param visible <tt>true</tt> if the annotation is visible at runtime.
+     * @return a non null visitor to visit the annotation values.
+     */
+    AnnotationVisitor visitAnnotation(String desc, boolean visible);
+
+    /**
+     * Visits a non standard attribute of the class.
+     * 
+     * @param attr an attribute.
+     */
+    void visitAttribute(Attribute attr);
+
+    /**
+     * Visits information about an inner class. This inner class is not
+     * necessarily a member of the class being visited.
+     * 
+     * @param name the internal name of an inner class (see
+     *        {@link Type#getInternalName() getInternalName}).
+     * @param outerName the internal name of the class to which the inner class
+     *        belongs (see {@link Type#getInternalName() getInternalName}). May
+     *        be <tt>null</tt>.
+     * @param innerName the (simple) name of the inner class inside its
+     *        enclosing class. May be <tt>null</tt> for anonymous inner
+     *        classes.
+     * @param access the access flags of the inner class as originally declared
+     *        in the enclosing class.
+     */
+    void visitInnerClass(
+        String name,
+        String outerName,
+        String innerName,
+        int access);
+
+    /**
+     * Visits a field of the class.
+     * 
+     * @param access the field's access flags (see {@link Opcodes}). This
+     *        parameter also indicates if the field is synthetic and/or
+     *        deprecated.
+     * @param name the field's name.
+     * @param desc the field's descriptor (see {@link Type Type}).
+     * @param signature the field's signature. May be <tt>null</tt> if the
+     *        field's type does not use generic types.
+     * @param value the field's initial value. This parameter, which may be
+     *        <tt>null</tt> if the field does not have an initial value, must
+     *        be an {@link Integer}, a {@link Float}, a {@link Long}, a
+     *        {@link Double} or a {@link String} (for <tt>int</tt>,
+     *        <tt>float</tt>, <tt>long</tt> or <tt>String</tt> fields
+     *        respectively). <i>This parameter is only used for static fields</i>.
+     *        Its value is ignored for non static fields, which must be
+     *        initialized through bytecode instructions in constructors or
+     *        methods.
+     * @return a visitor to visit field annotations and attributes, or
+     *         <tt>null</tt> if this class visitor is not interested in
+     *         visiting these annotations and attributes.
+     */
+    FieldVisitor visitField(
+        int access,
+        String name,
+        String desc,
+        String signature,
+        Object value);
+
+    /**
+     * Visits a method of the class. This method <i>must</i> return a new
+     * {@link MethodVisitor} instance (or <tt>null</tt>) each time it is
+     * called, i.e., it should not return a previously returned visitor.
+     * 
+     * @param access the method's access flags (see {@link Opcodes}). This
+     *        parameter also indicates if the method is synthetic and/or
+     *        deprecated.
+     * @param name the method's name.
+     * @param desc the method's descriptor (see {@link Type Type}).
+     * @param signature the method's signature. May be <tt>null</tt> if the
+     *        method parameters, return type and exceptions do not use generic
+     *        types.
+     * @param exceptions the internal names of the method's exception classes
+     *        (see {@link Type#getInternalName() getInternalName}). May be
+     *        <tt>null</tt>.
+     * @return an object to visit the byte code of the method, or <tt>null</tt>
+     *         if this class visitor is not interested in visiting the code of
+     *         this method.
+     */
+    MethodVisitor visitMethod(
+        int access,
+        String name,
+        String desc,
+        String signature,
+        String[] exceptions);
+
+    /**
+     * Visits the end of the class. This method, which is the last one to be
+     * called, is used to inform the visitor that all the fields and methods of
+     * the class have been visited.
+     */
+    void visitEnd();
+}