AuthenticatedXmlRpcMethodCaller.java
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/*
Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
The MySQL Connector/J is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
this software, see the FOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.
This program 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; version 2
of the License.
This program 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 this
program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.fabric.proto.xmlrpc;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import com.mysql.fabric.FabricCommunicationException;
/**
* An XML-RPC method caller which wraps another caller with RFC-2617 authentication.
*/
public class AuthenticatedXmlRpcMethodCaller implements XmlRpcMethodCaller {
private XmlRpcMethodCaller underlyingCaller;
private String url;
private String username;
private String password;
public AuthenticatedXmlRpcMethodCaller(XmlRpcMethodCaller underlyingCaller, String url, String username, String password) {
this.underlyingCaller = underlyingCaller;
this.url = url;
this.username = username;
this.password = password;
}
public void setHeader(String name, String value) {
this.underlyingCaller.setHeader(name, value);
}
public void clearHeader(String name) {
this.underlyingCaller.clearHeader(name);
}
public List<?> call(String methodName, Object args[]) throws FabricCommunicationException {
String authenticateHeader;
try {
authenticateHeader = DigestAuthentication.getChallengeHeader(this.url);
} catch (IOException ex) {
throw new FabricCommunicationException("Unable to obtain challenge header for authentication", ex);
}
Map<String, String> digestChallenge = DigestAuthentication.parseDigestChallenge(authenticateHeader);
String authorizationHeader = DigestAuthentication.generateAuthorizationHeader(digestChallenge, this.username, this.password);
this.underlyingCaller.setHeader("Authorization", authorizationHeader);
return this.underlyingCaller.call(methodName, args);
}
}