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/***
* ASM: a very small and fast Java bytecode manipulation framework
* Copyright (c) 2000,2002,2003 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 oracle.toplink.libraries.asm;
/**
* A visitor to visit a Java class. The methods of this interface must be called
* in the following order: visit (visitField |
* visitMethod | visitInnerClass | visitAttribute)*
* visitEnd.
*
* @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 Constants}). This
* parameter also indicates if the class is deprecated.
* @param name the internal name of the class (see {@link Type#getInternalName()
* getInternalName}).
* @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 null, but only for the {@link
* Object java.lang.Object} class.
* @param interfaces the internal names of the class's interfaces (see {@link
* Type#getInternalName() getInternalName}). May be null.
* @param sourceFile the name of the source file from which this class was
* compiled. May be null.
*/
void visit (
int version,
int access,
String name,
String superName,
String[] interfaces,
String sourceFile);
/**
* 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
* null.
* @param innerName the (simple) name of the inner class inside its enclosing
* class. May be null 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 Constants}). 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 value the field's initial value. This parameter, which may be
* null if the field does not have an initial value, must be an
* {@link java.lang.Integer Integer}, a {@link java.lang.Float Float}, a
* {@link java.lang.Long Long}, a {@link java.lang.Double Double} or a
* {@link String String} (for int, float, long
* or String fields respectively). This parameter is only
* used for static fields. Its value is ignored for non static
* fields, which must be initialized through bytecode instructions in
* constructors or methods.
* @param attrs the non standard method attributes, linked together by their
* next field. May be null.
*/
void visitField (
int access,
String name,
String desc,
Object value,
Attribute attrs);
/**
* Visits a method of the class. This method must return a new
* {@link CodeVisitor CodeVisitor} instance (or null) each time it
* is called, i.e., it should not return a previously returned visitor.
*
* @param access the method's access flags (see {@link Constants}). 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 exceptions the internal names of the method's exception
* classes (see {@link Type#getInternalName() getInternalName}). May be
* null.
* @param attrs the non standard method attributes, linked together by their
* next field. May be null.
* @return an object to visit the byte code of the method, or null if
* this class visitor is not interested in visiting the code of this
* method.
*/
CodeVisitor visitMethod (
int access,
String name,
String desc,
String[] exceptions,
Attribute attrs);
/**
* Visits a non standard attribute of the class. This method must visit only
* the first attribute in the given attribute list.
*
* @param attr a non standard class attribute. Must not be null.
*/
void visitAttribute (Attribute attr);
/**
* 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 ();
}
