/**
* Copyright 2010 JBoss Inc
*
* 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.
*/
package org.guvnor.tools.utils.webdav;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.webdav.http.client.IAuthenticator;
/**
* Authenticates based on in-memory credentials, and is limited to the VM session.
* @author jgraham
*
*/
public class WebDavSessionAuthenticator implements IAuthenticator {
private class ServerAuthenInfo {
private String serverUrl;
private HashMap<String, Map<String, String>> authInfo;
public ServerAuthenInfo(String serverUrl) {
this.serverUrl = serverUrl;
authInfo = new HashMap<String, Map<String, String>>();
}
public Map<String, String> getAuthenicationInfo(String scheme) {
return authInfo.get(scheme);
}
public void addAuthenicationInfo(String scheme, Map<String, String> info) {
authInfo.put(scheme, info);
}
public String getServerURL() {
return serverUrl;
}
}
private HashMap<String, ServerAuthenInfo> serverAuthMaps;
public WebDavSessionAuthenticator() {
serverAuthMaps = new HashMap<String, ServerAuthenInfo>();
}
@SuppressWarnings("unchecked")
public void addAuthenticationInfo(URL serverUrl,
String realm,
String scheme,
Map info) {
ServerAuthenInfo authInfo = serverAuthMaps.get(serverUrl.getHost().toLowerCase());
if (authInfo == null) {
authInfo = new ServerAuthenInfo(serverUrl.getHost());
serverAuthMaps.put(serverUrl.getHost().toLowerCase(), authInfo);
}
authInfo.addAuthenicationInfo(scheme.toLowerCase(), info);
}
public void addProtectionSpace(URL resourceUrl, String realm) {
// Not using the notion of "realm," so do nothing
}
@SuppressWarnings("unchecked")
public Map getAuthenticationInfo(URL serverUrl,
String realm,
String scheme) {
ServerAuthenInfo authInfo = serverAuthMaps.get(serverUrl.getHost().toLowerCase());
if (authInfo == null) {
return null;
}
return authInfo.getAuthenicationInfo(scheme.toLowerCase());
}
public String getProtectionSpace(URL resourceUrl) {
// We don't have the notion of "realm," but the client
// requires a non-null return value.
return ""; //$NON-NLS-1$
}
@SuppressWarnings("unchecked")
public Map requestAuthenticationInfo(URL resourceUrl,
String realm,
String scheme) {
// We do not distinguish between resource- and server-based
// authentication: all authentication is done on a per-server
// basis. Therefore, delegate to a server authentication check.
return getAuthenticationInfo(resourceUrl, realm, scheme);
}
}