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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

collection, componentadapter, componentadapter, emptypicocontainer, io, list, list, object, parametername, picocontainer, picocontainer, serializable, t, t, util

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.                                                     *
 *                                                                           *
 * Original code by Paul Hammant                                             *
package org.picocontainer.containers;

import org.picocontainer.ComponentAdapter;
import org.picocontainer.PicoContainer;
import org.picocontainer.PicoVisitor;
import org.picocontainer.ParameterName;

import java.util.Collection;
import java.util.Collections;
import java.util.List;

 * empty pico container serving as recoil damper in situations where you
 * do not like to check whether container reference suplpied to you
 * is null or not
 * @author Konstantin Pribluda
public class EmptyPicoContainer implements PicoContainer, Serializable {

    public Object getComponent(Object componentKeyOrType) {
        return null;

    public <T> T getComponent(Class componentType) {
        return null;

    public List getComponents() {
        return Collections.EMPTY_LIST;

    public PicoContainer getParent() {
        return null;

    public ComponentAdapter<?> getComponentAdapter(Object componentKey) {
        return null;

    public <T> ComponentAdapter getComponentAdapter(Class componentType, ParameterName componentParameterName) {
        return null;

    public Collection<ComponentAdapter getComponentAdapters() {
        return Collections.emptyList();

    public <T> List> getComponentAdapters(Class componentType) {
        return Collections.emptyList();

    public void accept(PicoVisitor visitor) {

    public <T> List getComponents(Class componentType) {
        return Collections.emptyList();


Other PicoContainer examples (source code examples)

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

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