| /* |
| * 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. |
| * |
| */ |
| |
| /* |
| * AT&T - PROPRIETARY |
| * THIS FILE CONTAINS PROPRIETARY INFORMATION OF |
| * AT&T AND IS NOT TO BE DISCLOSED OR USED EXCEPT IN |
| * ACCORDANCE WITH APPLICABLE AGREEMENTS. |
| * |
| * Copyright (c) 2013 AT&T Knowledge Ventures |
| * Unpublished and Not for Publication |
| * All Rights Reserved |
| */ |
| package org.apache.openaz.xacml.pdp.policy; |
| |
| import java.util.Iterator; |
| |
| import org.apache.openaz.xacml.api.AttributeValue; |
| import org.apache.openaz.xacml.api.Status; |
| import org.apache.openaz.xacml.std.StdStatus; |
| |
| /** |
| * FunctionArgumentBag implements the {@link FunctionArgument} interface for a {@link Bag} objects. |
| */ |
| public class FunctionArgumentBag implements FunctionArgument { |
| private Bag bag; |
| |
| /** |
| * Creates a new <code>FunctionArgumentBag</code> from the given <code>Bag</code>. |
| * |
| * @param bagIn the <code>Bag</code> for the new <code>FunctionArgumentBag</code>. |
| */ |
| public FunctionArgumentBag(Bag bagIn) { |
| this.bag = bagIn; |
| } |
| |
| @Override |
| public Status getStatus() { |
| return StdStatus.STATUS_OK; |
| } |
| |
| @Override |
| public boolean isOk() { |
| return true; |
| } |
| |
| @Override |
| public boolean isBag() { |
| return true; |
| } |
| |
| @Override |
| public AttributeValue<?> getValue() { |
| Iterator<AttributeValue<?>> iterAttributeValues = this.bag.getAttributeValues(); |
| if (iterAttributeValues == null || !iterAttributeValues.hasNext()) { |
| return null; |
| } else { |
| return iterAttributeValues.next(); |
| } |
| } |
| |
| @Override |
| public Bag getBag() { |
| return this.bag; |
| } |
| } |