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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 | |||||||||||||||
Expando.java | 0% | 0% | 0% | 0% |
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/*
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$Id: Expando.java,v 1.2 2004/05/15 05:07:13 bran Exp $
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Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
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Redistribution and use of this software and associated documentation
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("Software"), with or without modification, are permitted provided
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that the following conditions are met:
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1. Redistributions of source code must retain copyright
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statements and notices. Redistributions must also contain a
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copy of this document.
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2. Redistributions in binary form must reproduce the
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above copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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3. The name "groovy" must not be used to endorse or promote
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products derived from this Software without prior written
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permission of The Codehaus. For written permission,
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please contact info@codehaus.org.
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4. Products derived from this Software may not be called "groovy"
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nor may "groovy" appear in their names without prior written
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permission of The Codehaus. "groovy" is a registered
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trademark of The Codehaus.
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5. Due credit should be given to The Codehaus -
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http://groovy.codehaus.org/
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THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
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NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package groovy.util;
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import groovy.lang.Closure;
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import groovy.lang.GroovyObjectSupport;
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import groovy.lang.GroovyRuntimeException;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Represents a dynamically expandable bean.
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.2 $
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*/
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public class Expando extends GroovyObjectSupport { |
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private Map expandoProperties;
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public Expando() {
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} |
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public Expando(Map expandoProperties) {
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this.expandoProperties = expandoProperties;
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} |
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/**
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* @return the dynamically expanded properties
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*/
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public Map getExpandoProperties() {
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if (expandoProperties == null) { |
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expandoProperties = createMap(); |
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} |
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return expandoProperties;
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} |
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public Object getProperty(String property) {
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try {
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return super.getProperty(property); |
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} |
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catch (GroovyRuntimeException e) {
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return getExpandoProperties().get(property);
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} |
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} |
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public void setProperty(String property, Object newValue) { |
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try {
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super.setProperty(property, newValue);
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} |
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catch (GroovyRuntimeException e) {
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getExpandoProperties().put(property, newValue); |
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} |
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} |
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public Object invokeMethod(String name, Object args) {
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try {
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return super.invokeMethod(name, args); |
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} |
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catch (GroovyRuntimeException e) {
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// br should get a "native" property match first. getProperty includes such fall-back logic
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Object value = this.getProperty(name);
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if (value instanceof Closure) { |
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Closure closure = (Closure) value; |
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closure.setDelegate(this);
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return closure.call(args);
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} |
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else {
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throw e;
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} |
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} |
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} |
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/**
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* Factory method to create a new Map used to store the expando properties map
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* @return a newly created Map implementation
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*/
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protected Map createMap() {
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return new HashMap(); |
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} |
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} |
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