+/*
+ * 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.security.login;
+
+import java.security.Principal;
+
+import javax.security.auth.Subject;
+
+import org.springframework.security.core.GrantedAuthority;
+
+/**
+ * A {@link Principal} which is also a {@link GrantedAuthority}, so that the
+ * Spring Security can be used to quickly populate a {@link Subject} principals.
+ */
+public final class GrantedAuthorityPrincipal implements Principal,
+ GrantedAuthority {
+ private static final long serialVersionUID = 6768044196343543328L;
+ private final String authority;
+
+ public GrantedAuthorityPrincipal(String authority) {
+ this.authority = authority;
+ }
+
+ @Override
+ public String getAuthority() {
+ return authority;
+ }
+
+ @Override
+ public String getName() {
+ return authority;
+ }
+
+ @Override
+ public int hashCode() {
+ return getName().hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (!(obj instanceof GrantedAuthorityPrincipal))
+ return false;
+ return getName().equals(((GrantedAuthorityPrincipal) obj).getName());
+ }
+
+ @Override
+ public String toString() {
+ return "Granted Authority " + getName();
+ }
+
+}