/*
* Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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package com.sun.mirror.util;
/**
* Utilities to create specialized <tt>DeclarationVisitor</tt> instances.
*
* @deprecated All components of this API have been superseded by the
* standardized annotation processing API. There is no direct
* replacement for the functionality of this class in the standardized
* API due to that API's different visitor structure.
*
* @author Joseph D. Darcy
* @author Scott Seligman
* @since 1.5
*/
@Deprecated
@SuppressWarnings("deprecation")
public class DeclarationVisitors {
private DeclarationVisitors(){} // do not instantiate.
/**
* A visitor that has no side effects and keeps no state.
*/
public static final DeclarationVisitor NO_OP = new SimpleDeclarationVisitor();
/**
* Return a <tt>DeclarationVisitor</tt> that will scan the
* declaration structure, visiting declarations contained in
* another declaration. For example, when visiting a class, the
* fields, methods, constructors, etc. of the class are also
* visited. The order in which the contained declarations are scanned is
* not specified.
*
* <p>The <tt>pre</tt> and <tt>post</tt>
* <tt>DeclarationVisitor</tt> parameters specify,
* respectively, the processing the scanner will do before or
* after visiting the contained declarations. If only one of pre
* and post processing is needed, use {@link
* DeclarationVisitors#NO_OP DeclarationVisitors.NO_OP} for the
* other parameter.
*
* @param pre visitor representing processing to do before
* visiting contained declarations.
*
* @param post visitor representing processing to do after
* visiting contained declarations.
*/
public static DeclarationVisitor getDeclarationScanner(DeclarationVisitor pre,
DeclarationVisitor post) {
return new DeclarationScanner(pre, post);
}
/**
* Return a <tt>DeclarationVisitor</tt> that will scan the
* declaration structure, visiting declarations contained in
* another declaration in source code order. For example, when
* visiting a class, the fields, methods, constructors, etc. of
* the class are also visited. The order in which the contained
* declarations are visited is as close to source code order as
* possible; declaration mirrors created from class files instead
* of source code will not have source position information.
*
* <p>The <tt>pre</tt> and <tt>post</tt>
* <tt>DeclarationVisitor</tt> parameters specify,
* respectively, the processing the scanner will do before or
* after visiting the contained declarations. If only one of pre
* and post processing is needed, use {@link
* DeclarationVisitors#NO_OP DeclarationVisitors.NO_OP} for the other parameter.
*
* @param pre visitor representing processing to do before
* visiting contained declarations.
*
* @param post visitor representing processing to do after
* visiting contained declarations.
*/
public static DeclarationVisitor getSourceOrderDeclarationScanner(DeclarationVisitor pre,
DeclarationVisitor post) {
return new SourceOrderDeclScanner(pre, post);
}
}