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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.http.tomcat;
import java.security.Principal;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.catalina.realm.RealmBase;
import org.apache.tuscany.sca.host.http.UserContext;
public class TomcatPolicyBaseRealm extends RealmBase {
private static final String REALM_NAME = "Tuscany Realm";
private Map<String, UserContext> userMap = new HashMap<String, UserContext>();
public TomcatPolicyBaseRealm(List<UserContext> users) {
for(UserContext userContext : users) {
userMap.put(userContext.getUsername(), userContext);
}
}
@Override
protected String getName() {
return REALM_NAME;
}
@Override
protected String getPassword(String username) {
UserContext userContext = userMap.get(username);
if (userContext != null) {
return userContext.getPassword();
}
return null;
}
@Override
protected Principal getPrincipal(String username) {
UserContext userContext = userMap.get(username);
if (userContext != null) {
Principal principal = new TuscanyPrincipal(userContext.getUsername());
return principal;
}
return null;
}
@Override
public boolean hasRole(java.security.Principal principal, java.lang.String role) {
UserContext userContext = userMap.get(principal.getName());
if (userContext != null) {
if (userContext.getRoles().contains(role)) {
return true;
}
}
return false;
}
class TuscanyPrincipal implements java.security.Principal {
private final String username;
TuscanyPrincipal(String username) {
this.username = username;
}
public String getName() {
return this.username;
}
}
}
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