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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.qpid.tasks;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.util.ChainedMapper;
import org.apache.tools.ant.util.FileNameMapper;
/** Map -- an ant task that allows arbitrary use of FileNameMappers */
public class Map extends BaseTask {
private String property;
private String value;
private String split = "\\s+";
private String join = " ";
private boolean setonempty = true;
private ChainedMapper mapper = new ChainedMapper();
public void setProperty(String p) {
property = p;
}
public void setValue(String v) {
value = v;
}
public void setSplit(String s) {
split = s;
}
public void setJoin(String j) {
join = j;
}
public void setSetonempty(boolean b) {
setonempty = b;
}
public void add(FileNameMapper m) {
mapper.add(m);
}
public void execute() {
validate("property", property).required().nonempty();
validate("value", value).required();
if (mapper.getMappers().size() == 0) {
throw new BuildException("at least one mapper must is required");
}
String[] parts = value.split(split);
StringBuffer buf = new StringBuffer();
for (int i = 0; i < parts.length; i++)
{
if (parts[i].length() == 0)
{
continue;
}
String[] names = mapper.mapFileName(parts[i]);
//Mappers can return null.
if (names != null)
{
for (int j = 0; j < names.length; j++)
{
if (buf.length() > 0)
{
buf.append(join);
}
buf.append(names[j]);
}
}
}
if (buf.length() > 0 || setonempty) {
getProject().setNewProperty(property, buf.toString());
}
}
}
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