/*
* Copyright (C) 2014 Camptocamp
*
* This file is part of MapFish Print
*
* MapFish Print is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* MapFish Print is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MapFish Print. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mapfish.print.http;
import com.google.common.collect.Lists;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.Credentials;
import org.apache.http.client.CredentialsProvider;
import org.apache.http.impl.client.SystemDefaultCredentialsProvider;
import org.mapfish.print.config.Configuration;
import java.util.List;
/**
* A Route planner that obtains credentials from the configuration that is currently in
* {@link org.mapfish.print.http.MfClientHttpRequestFactoryImpl#CURRENT_CONFIGURATION}.
* <p/>
* If authentication is not found in configuratin then it will fall back to
* {@link org.apache.http.impl.client.SystemDefaultCredentialsProvider}
* <p/>
* {@link MfClientHttpRequestFactoryImpl.Request} will set the correct configuration
* before the request is executed so that correct proxies will be set.
*
* @author Jesse on 9/4/2014.
*/
public final class MfCredentialsProvider implements CredentialsProvider {
private final CredentialsProvider fallback = new SystemDefaultCredentialsProvider();
@Override
public void setCredentials(final AuthScope authscope, final Credentials credentials) {
throw new UnsupportedOperationException("Credentials should be set the default Java way or in the configuration yaml file.");
}
@Override
public Credentials getCredentials(final AuthScope authscope) {
Configuration config = MfClientHttpRequestFactoryImpl.getCurrentConfiguration();
if (config != null) {
List<HttpCredential> allCredentials = Lists.newArrayList(config.getCredentials());
allCredentials.addAll(config.getProxies());
for (HttpCredential credential : allCredentials) {
final Credentials credentials = credential.toCredentials(authscope);
if (credentials != null) {
return credentials;
}
}
}
return this.fallback.getCredentials(authscope);
}
@Override
public void clear() {
throw new UnsupportedOperationException("Credentials should be set the default Java way or in the configuration yaml file.");
}
}