diff options
Diffstat (limited to 'java/broker/src/main/java/org/apache/qpid/server/security/group/GroupPrincipal.java')
-rw-r--r-- | java/broker/src/main/java/org/apache/qpid/server/security/group/GroupPrincipal.java | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/java/broker/src/main/java/org/apache/qpid/server/security/group/GroupPrincipal.java b/java/broker/src/main/java/org/apache/qpid/server/security/group/GroupPrincipal.java new file mode 100644 index 0000000000..a9590bb964 --- /dev/null +++ b/java/broker/src/main/java/org/apache/qpid/server/security/group/GroupPrincipal.java @@ -0,0 +1,100 @@ +/* + * + * 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.qpid.server.security.group; + +import java.io.Serializable; +import java.security.Principal; +import java.security.acl.Group; +import java.util.Enumeration; + +/** + * Immutable representation of a user group. In Qpid, groups do <b>not</b> know + * about their membership, and therefore the {@link #addMember(Principal)} + * methods etc throw {@link UnsupportedOperationException}. + * + */ +public class GroupPrincipal implements Group, Serializable +{ + /** Name of the group */ + private final String _groupName; + + public GroupPrincipal(final String groupName) + { + _groupName = groupName; + } + + public String getName() + { + return _groupName; + } + + public boolean addMember(Principal user) + { + throw new UnsupportedOperationException("Not supported"); + } + + public boolean removeMember(Principal user) + { + throw new UnsupportedOperationException("Not supported"); + } + + public boolean isMember(Principal member) + { + throw new UnsupportedOperationException("Not supported"); + } + + public Enumeration<? extends Principal> members() + { + throw new UnsupportedOperationException("Not supported"); + } + + /** + * @see java.lang.Object#hashCode() + */ + public int hashCode() + { + final int prime = 37; + return prime * _groupName.hashCode(); + } + + /** + * @see java.lang.Object#equals(java.lang.Object) + */ + public boolean equals(Object obj) + { + if (this == obj) + { + return true; + } + else + { + if (obj instanceof GroupPrincipal) + { + GroupPrincipal other = (GroupPrincipal) obj; + return _groupName.equals(other._groupName); + } + else + { + return false; + } + } + } +} |