/
CollectionUtils.java
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/
CollectionUtils.java
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/*
* 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.ant.dotnet.util;
import java.util.Collection;
import java.util.Iterator;
/**
* Helper methods related to collection manipulation.
*
* <p>This is a stripped down copy of Ant 1.8.2's version so the .NET
* Antlib can still be used with Ant 1.7.0.</p>
*
* @since .NET Antlib 1.1
*/
public class CollectionUtils {
/**
* Creates a comma separated list of all values held in the given
* collection.
*
* @since .NET Antlib 1.1
*/
public static String flattenToString(Collection c) {
return flattenToString(c, ",");
}
/**
* Creates a list of all values held in the given collection
* separated by the given separator.
*
* @since .NET Antlib 1.1
*/
public static String flattenToString(Collection c, String sep) {
Iterator iter = c.iterator();
boolean first = true;
StringBuffer sb = new StringBuffer();
while (iter.hasNext()) {
if (!first) {
sb.append(sep);
}
sb.append(String.valueOf(iter.next()));
first = false;
}
return sb.toString();
}
}