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PicoContainer example source code file (

This example PicoContainer source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - PicoContainer tags/keywords

object, object, picovisitor, picovisitor

The PicoContainer source code

 * Copyright (C) PicoContainer Organization. All rights reserved.            *
 * ------------------------------------------------------------------------- *
 * The software in this package is published under the terms of the BSD      *
 * style license a copy of which has been included with this distribution in *
 * the LICENSE.txt file.                                                     *
package org.picocontainer;

 * Interface realizing a visitor pattern for {@link PicoContainer} as described in the GoF.
 * The visitor should visit the container, its children, all registered {@link ComponentAdapter}
 * instances and all instantiated components.
 * @author Aslak Hellesøy
 * @author Jörg Schaible
 * @version $Revision: 3602 $
public interface PicoVisitor {
     * Entry point for the PicoVisitor traversal. The given node is the first object, that is 
     * asked for acceptance. Only objects of type {@link PicoContainer}, {@link ComponentAdapter},
     * or {@link Parameter} are valid.
     * @param node the start node of the traversal.
     * @return a visitor-specific value.
     * @throws IllegalArgumentException in case of an argument of invalid type. 
    Object traverse(Object node);

     * Visit a {@link PicoContainer} that has to accept the visitor.
     * @param pico the visited container.

    void visitContainer(PicoContainer pico);
     * Visit a {@link ComponentAdapter} that has to accept the visitor.
     * @param componentAdapter the visited ComponentAdapter.

    void visitComponentAdapter(ComponentAdapter componentAdapter);
     * Visit a {@link Parameter} that has to accept the visitor.
     * @param parameter the visited Parameter.
    void visitParameter(Parameter parameter);

Other PicoContainer examples (source code examples)

Here is a short list of links related to this PicoContainer source code file:

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