--- /dev/null
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * 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.argeo.util.security;
+
+import java.security.Principal;
+
+import org.argeo.ArgeoException;
+
+/** Canonical implementation of a {@link Principal} */
+public class SimplePrincipal implements Principal {
+ private final String name;
+
+ public SimplePrincipal(String name) {
+ if (name == null)
+ throw new ArgeoException("Principal name cannot be null");
+ this.name = name;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ @Override
+ public int hashCode() {
+ return name.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj == null)
+ return false;
+ return name.equals(obj.toString());
+ }
+
+ @Override
+ protected Object clone() throws CloneNotSupportedException {
+ return new SimplePrincipal(name);
+ }
+
+ @Override
+ public String toString() {
+ return name;
+ }
+
+}