home | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Groovy example source code file (PogoMetaClassGetPropertySite.java)

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

Java - Groovy tags/keywords

abstractcallsite, callsite, callsite, groovyobject, groovyobject, groovyruntimeexception, metaclass, metaclass, object, pogometaclassgetpropertysite, pogometaclassgetpropertysite, throwable

The Groovy PogoMetaClassGetPropertySite.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.codehaus.groovy.runtime.callsite;

import org.codehaus.groovy.runtime.ScriptBytecodeAdapter;

import groovy.lang.GroovyRuntimeException;
import groovy.lang.MetaClass;
import groovy.lang.GroovyObject;

public class PogoMetaClassGetPropertySite extends AbstractCallSite {
    private final MetaClass metaClass;

    public PogoMetaClassGetPropertySite(CallSite parent, MetaClass metaClass) {
        super(parent);
        this.metaClass = metaClass;
    }

    public final CallSite acceptGetProperty(Object receiver) {
        if (!(receiver instanceof GroovyObject) || ((GroovyObject)receiver).getMetaClass() != metaClass)
            return createGetPropertySite(receiver);
        else
          return this;
    }

    public final CallSite acceptGroovyObjectGetProperty(Object receiver) {
        if (!(receiver instanceof GroovyObject) || ((GroovyObject)receiver).getMetaClass() != metaClass)
            return createGroovyObjectGetPropertySite(receiver);
        else
          return this;
    }

    public final Object getProperty(Object receiver) throws Throwable {
        try {
            return metaClass.getProperty(receiver, name);
        } catch (GroovyRuntimeException gre) {
            throw ScriptBytecodeAdapter.unwrap(gre);
        }
    }
}

Other Groovy examples (source code examples)

Here is a short list of links related to this Groovy PogoMetaClassGetPropertySite.java source code file:



my book on functional programming

 

new blog posts

 

Copyright 1998-2019 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.