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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
AggregatedContainersContainer.java | 100% | 100% | 100% | 100% |
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/*****************************************************************************
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* Copyright (Cc) PicoContainer Organization. All rights reserved. *
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* ------------------------------------------------------------------------- *
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* The software in this package is published under the terms of the BSD *
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* style license a copy of which has been included with this distribution in *
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* the LICENSE.txt file. *
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* *
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* Idea by Rachel Davies, Original code by Aslak Hellesoy and Paul Hammant *
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*****************************************************************************/
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package picocontainer.aggregated;
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import picocontainer.defaults.DefaultPicoContainer;
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import picocontainer.defaults.DefaultComponentFactory;
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import picocontainer.PicoContainer;
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import picocontainer.PicoInstantiationException;
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import java.util.Arrays;
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import java.util.Set;
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import java.util.HashSet;
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/**
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* AggregatedContainersContainer aggregates the the contents of more
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* than one container together for the sake of a single list of
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* components. This list may be used as the parent container for
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* another PicoContainer. This will result in directive graphs of
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* containers/components rather than just trees.
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*
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* It is not in itself, a Pico component (the array in the
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* constructor puts paid to that).
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*
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*/
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public class AggregatedContainersContainer extends DefaultPicoContainer { |
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private final PicoContainer[] containers;
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public AggregatedContainersContainer(final PicoContainer[] containers) {
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super(new DefaultComponentFactory()); |
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if (containers == null) { |
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throw new NullPointerException("containers can't be null"); |
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} |
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for (int i = 0; i < containers.length; i++) { |
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PicoContainer container = containers[i]; |
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if (container == null) { |
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throw new NullPointerException("PicoContainer at position " + i + " was null"); |
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} |
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} |
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this.containers = containers;
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} |
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public static class Filter extends AggregatedContainersContainer { |
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private final PicoContainer subject;
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public Filter(final PicoContainer container) {
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super(new PicoContainer[]{container}); |
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subject = container; |
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} |
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public PicoContainer getSubject() {
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return subject;
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} |
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} |
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public Object getComponent(Class componentType) {
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for (int i = 0; i < containers.length; i++) { |
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PicoContainer container = containers[i]; |
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if (container.hasComponent(componentType)) {
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return container.getComponent(componentType);
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} |
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} |
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return null; |
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} |
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public Class[] getComponentTypes() {
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Set componentTypes = new HashSet();
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for (int i = 0; i < containers.length; i++) { |
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PicoContainer container = containers[i]; |
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componentTypes.addAll(Arrays.asList(container.getComponentTypes())); |
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} |
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return (Class[]) componentTypes.toArray(new Class[containers.length]); |
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} |
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public void instantiateComponents() throws PicoInstantiationException { |
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} |
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} |
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