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Groovy example source code file (ClosureStaticMetaMethod.java)
The Groovy ClosureStaticMetaMethod.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.metaclass; import groovy.lang.Closure; import groovy.lang.ClosureInvokingMethod; import groovy.lang.MetaMethod; import org.codehaus.groovy.reflection.CachedClass; import org.codehaus.groovy.reflection.ReflectionCache; import java.lang.reflect.Modifier; /** * This class represents a MetaMethod that is a closure that pretends to be a static method. * It is used by ExpandoMetaClass to allow addition of static methods defined as closures * * @author Graeme Rocher * @since 01.1 */ public class ClosureStaticMetaMethod extends MetaMethod implements ClosureInvokingMethod { private final Closure callable; private final CachedClass declaringClass; private final String name; /** * * @param name The name of the MetaMethod * @param declaringClass The class which declared the MetaMethod * @param c The closure that this ClosureMetaMethod will invoke when called */ public ClosureStaticMetaMethod(String name, Class declaringClass, Closure c) { this(name, declaringClass, c, c.getParameterTypes()); } public ClosureStaticMetaMethod(String name, Class declaringClass, Closure c, Class[] paramTypes) { super(paramTypes); this.callable = c; this.declaringClass = ReflectionCache.getCachedClass(declaringClass); this.name = name; } public Object invoke(Object object, Object[] arguments) { Closure cloned = (Closure) callable.clone(); cloned.setDelegate(object); return cloned.call(arguments); } public int getModifiers() { return Modifier.PUBLIC | Modifier.STATIC; } public String getName() { return name; } public Class getReturnType() { return Object.class; } public CachedClass getDeclaringClass() { return this.declaringClass; } /** * Retrieves the closure that is invoked by this MetaMethod * * @return The closure */ public Closure getClosure() { return this.callable; } } Other Groovy examples (source code examples)Here is a short list of links related to this Groovy ClosureStaticMetaMethod.java source code file: |
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