org.codehaus.plexus.classworlds.UrlUtils Maven / Gradle / Ivy
package org.codehaus.plexus.classworlds;
/*
* Copyright 2001-2006 Codehaus Foundation.
*
* Licensed 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 java.net.URLClassLoader;
import java.util.HashSet;
import java.util.Set;
/**
* @author Jason van Zyl
*/
public class UrlUtils
{
public static String normalizeUrlPath( String name )
{
if ( name.startsWith( "/" ) )
{
name = name.substring( 1 );
}
// Looking for org/codehaus/werkflow/personality/basic/../common/core-idioms.xml
// | i |
// +-------+ remove
//
int i = name.indexOf( "/.." );
// Can't be at the beginning because we have no root to refer to so
// we start at 1.
if ( i > 0 )
{
int j = name.lastIndexOf( "/", i - 1 );
if ( j >= 0 )
{
name = name.substring( 0, j ) + name.substring( i + 3 );
}
}
return name;
}
public static Set getURLs( URLClassLoader loader )
{
Set ret = new HashSet();
for ( URL url : loader.getURLs() )
{
ret.add( url );
}
return ret;
}
}