/*
* Copyright 2013 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.maven.dependencies;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import org.apache.maven.wagon.Wagon;
import org.apache.maven.wagon.providers.file.FileWagon;
import org.apache.maven.wagon.providers.http.LightweightHttpWagon;
import org.apache.maven.wagon.providers.http.LightweightHttpWagonAuthenticator;
import org.apache.maven.wagon.providers.http.LightweightHttpsWagon;
import org.jboss.shrinkwrap.resolver.api.ResolutionException;
import org.sonatype.aether.connector.wagon.WagonProvider;
class ManualWagonProvider implements WagonProvider
{
private static final String HTTP = "http";
private static final String HTTPS = "https";
private static final String FILE = "file";
/**
* {@inheritDoc}
*
* @see org.sonatype.aether.connector.wagon.WagonProvider#lookup(java.lang.String)
*/
@Override
public Wagon lookup(final String roleHint) throws Exception
{
if (roleHint.equals(HTTP))
{
return setAuthenticator(new LightweightHttpWagon());
}
else if (roleHint.equals(HTTPS))
{
return setAuthenticator(new LightweightHttpsWagon());
}
else if (roleHint.equals(FILE))
{
return new FileWagon();
}
throw new RuntimeException("Role hint not supported: " + roleHint);
}
/**
* {@inheritDoc}
*
* @see org.sonatype.aether.connector.wagon.WagonProvider#release(org.apache.maven.wagon.Wagon)
*/
@Override
public void release(final Wagon wagon)
{
// NO-OP
}
// SHRINKRES-68
// Wagon noes not correctly fill Authenticator field if Plexus is not used
// we need to use reflexion in order to get fix this behavior
// http://dev.eclipse.org/mhonarc/lists/aether-users/msg00113.html
private LightweightHttpWagon setAuthenticator(final LightweightHttpWagon wagon)
{
final Field authenticator;
try
{
authenticator = AccessController.doPrivileged(new PrivilegedExceptionAction<Field>()
{
@Override
public Field run() throws Exception
{
final Field field = LightweightHttpWagon.class.getDeclaredField("authenticator");
field.setAccessible(true);
return field;
}
});
}
catch (final PrivilegedActionException pae)
{
throw new ResolutionException("Could not manually set authenticator to accessible on "
+ LightweightHttpWagon.class.getName(), pae);
}
try
{
authenticator.set(wagon, new LightweightHttpWagonAuthenticator());
}
catch (final Exception e)
{
throw new ResolutionException("Could not manually set authenticator on "
+ LightweightHttpWagon.class.getName(), e);
}
// SHRINKRES-69
// Needed to ensure that we do not cache BASIC Auth values
wagon.setPreemptiveAuthentication(true);
return wagon;
}
}