org.codehaus.groovy.runtime.IteratorClosureAdapter Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of groovy-all Show documentation
Show all versions of groovy-all Show documentation
Groovy: A powerful, dynamic language for the JVM
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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;
import groovy.lang.Closure;
import groovy.lang.MetaClass;
import java.util.ArrayList;
import java.util.List;
/**
* A closure which stores calls in a List so that method calls
* can be iterated over in a 'yield' style way
*
* @author James Strachan
*/
public class IteratorClosureAdapter extends Closure {
private final List list = new ArrayList();
private MetaClass metaClass = InvokerHelper.getMetaClass(getClass());
public IteratorClosureAdapter(Object delegate) {
super(delegate);
}
public MetaClass getMetaClass() {
return metaClass;
}
public void setMetaClass(MetaClass metaClass) {
this.metaClass = metaClass;
}
public List asList() {
return list;
}
protected Object doCall(T argument) {
list.add(argument);
return null;
}
}