+/*
+ * Copyright 2005 the original author or authors.
+ *
+ * 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.wamblee.security.authorization;
+
+import org.wamblee.persistence.Persistent;
+import org.wamblee.usermgt.User;
+
+/**
+ * Condition used to match a user against a specified set of users.
+ */
+public interface UserCondition extends Persistent {
+
+ /**
+ * Determines if the condition matches.
+ * @param aUser user to check.
+ * @return True if the condition matches, false otherwise.
+ */
+ boolean matches(User aUser);
+}