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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 | |||||||||||||||
MetaBeanProperty.java | 0% | 0% | 0% | 0% |
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/*
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* $Id: MetaBeanProperty.java,v 1.2 2004/07/23 19:28:14 jstump Exp $
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*
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* Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
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*
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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 that the
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* following conditions are met:
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* 1. Redistributions of source code must retain copyright statements and
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* notices. Redistributions must also contain a copy of this document.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name "groovy" must not be used to endorse or promote products
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* derived from this Software without prior written permission of The Codehaus.
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* For written permission, please contact info@codehaus.org.
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* 4. Products derived from this Software may not be called "groovy" nor may
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* "groovy" appear in their names without prior written permission of The
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* Codehaus. "groovy" is a registered trademark of The Codehaus.
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* 5. Due credit should be given to The Codehaus - http://groovy.codehaus.org/
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*
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* THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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*/
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package groovy.lang;
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/**
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* Represents a property on a bean which may have a getter and/or a setter
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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 MetaBeanProperty extends MetaProperty { |
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private MetaMethod getter;
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private MetaMethod setter;
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public MetaBeanProperty(String name, Class type, MetaMethod getter, MetaMethod setter) {
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super(name, type);
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this.getter = getter;
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this.setter = setter;
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} |
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/**
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* @return the property of the given object
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* @throws Exception if the property could not be evaluated
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*/
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public Object getProperty(Object object) throws Exception { |
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if (getter == null) { |
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//@todo we probably need a WriteOnlyException class
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throw new GroovyRuntimeException("Cannot read write-only property: " + name); |
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} |
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return getter.invoke(object, MetaClass.EMPTY_ARRAY);
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} |
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/**
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* Sets the property on the given object to the new value
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*
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* @param object on which to set the property
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* @param newValue the new value of the property
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* @throws Exception if the property could not be set
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*/
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public void setProperty(Object object, Object newValue) { |
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if(setter == null) { |
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throw new GroovyRuntimeException("Cannot set read-only property: " + name); |
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} |
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try {
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// we'll convert a GString to String if needed
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if(getType() == String.class && !(newValue instanceof String)) |
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newValue = newValue.toString(); |
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setter.invoke(object, new Object[] { newValue });
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} |
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catch(Exception e) {
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throw new GroovyRuntimeException("Cannot set property: " + name + |
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" reason: " + e.getMessage(), e);
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} |
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} |
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public MetaMethod getGetter() {
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return getter;
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} |
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public MetaMethod getSetter() {
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return setter;
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} |
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/**
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* this is for MetaClass to patch up the object later when looking for get*() methods
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*/
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void setGetter(MetaMethod getter) {
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this.getter = getter;
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} |
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/**
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* this is for MetaClass to patch up the object later when looking for set*() methods
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*/
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void setSetter(MetaMethod setter) {
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this.setter = setter;
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} |
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} |
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