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Ant example source code file (First.java)
The First.java source code/* * 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.apache.tools.ant.types.resources; import java.util.Iterator; import java.util.ArrayList; import java.util.Collection; import org.apache.tools.ant.BuildException; /** * ResourceCollection that contains the first <code>count elements of * another ResourceCollection. * @since Ant 1.7 */ public class First extends BaseResourceCollectionWrapper { private static final String BAD_COUNT = "count of first resources should be set to an int >= 0"; private int count = 1; /** * Set the number of resources to be included. * @param i the count as <code>int. */ public synchronized void setCount(int i) { count = i; } /** * Get the number of resources to be included. Default is 1. * @return the count as <code>int. */ public synchronized int getCount() { return count; } /** * Take the first <code>count elements. * @return a Collection of Resources. */ protected Collection getCollection() { int ct = getCount(); if (ct < 0) { throw new BuildException(BAD_COUNT); } Iterator iter = getResourceCollection().iterator(); ArrayList al = new ArrayList(ct); for (int i = 0; i < ct && iter.hasNext(); i++) { al.add(iter.next()); } return al; } } Other Ant examples (source code examples)Here is a short list of links related to this Ant First.java source code file: |
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