package org.apache.maven.shared.io.location;
/*
* 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.
*/
import java.net.URL;
import org.apache.maven.shared.io.logging.MessageHolder;
/**
* classpath resource locator strategy.
*
*/
public class ClasspathResourceLocatorStrategy
implements LocatorStrategy
{
private String tempFilePrefix = "location.";
private String tempFileSuffix = ".cpurl";
private boolean tempFileDeleteOnExit = true;
/**
* Create instance.
*/
public ClasspathResourceLocatorStrategy()
{
}
/**
* @param tempFilePrefix Prefix.
* @param tempFileSuffix Suffix.
* @param tempFileDeleteOnExit delete on exit.
*/
public ClasspathResourceLocatorStrategy( String tempFilePrefix, String tempFileSuffix,
boolean tempFileDeleteOnExit )
{
this.tempFilePrefix = tempFilePrefix;
this.tempFileSuffix = tempFileSuffix;
this.tempFileDeleteOnExit = tempFileDeleteOnExit;
}
/** {@inheritDoc} */
public Location resolve( String locationSpecification, MessageHolder messageHolder )
{
ClassLoader cloader = Thread.currentThread().getContextClassLoader();
URL resource = cloader.getResource( locationSpecification );
Location location = null;
if ( resource != null )
{
location = new URLLocation( resource, locationSpecification, tempFilePrefix, tempFileSuffix,
tempFileDeleteOnExit );
}
else
{
messageHolder.addMessage( "Failed to resolve classpath resource: " + locationSpecification
+ " from classloader: " + cloader );
}
return location;
}
}