| /* |
| * 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| * Unpublished and Not for Publication |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.net.URI; |
| |
| import org.apache.openaz.xacml.api.XACML; |
| |
| /** |
| * PolicyDefaults represents the default values associated with a XACML 3.0 Policy or PolicySet that may be |
| * overridden or inherited by child Policies or PolicySets. |
| */ |
| public class PolicyDefaults { |
| private static URI xpathVersionDefault; |
| |
| static { |
| try { |
| xpathVersionDefault = new URI(XACML.XPATHVERSION_2_0); |
| } catch (Exception ex) { //NOPMD |
| |
| } |
| } |
| |
| private URI xpathVersion; |
| private PolicyDefaults policyDefaultsParent; |
| |
| /** |
| * Creates a new <code>PolicyDefaults</code> with the given <code>URI</code> for the XPath version and the |
| * given <code>PolicyDefaults</code> pointing to the parent. |
| * |
| * @param xpathVersionIn the <code>URI</code> representing the XPath version for the new |
| * <code>PolicyDefaults</code> |
| * @param policyDefaultsParentIn the <code>PolicyDefaults</code> object that is the parent of the new |
| * <code>PolicyDefaults</code> |
| */ |
| public PolicyDefaults(URI xpathVersionIn, PolicyDefaults policyDefaultsParentIn) { |
| this.xpathVersion = xpathVersionIn; |
| this.policyDefaultsParent = policyDefaultsParentIn; |
| } |
| |
| /** |
| * Gets the parent <code>PolicyDefaults</code> for this <code>PolicyDefaults</code>. |
| * |
| * @return the parent <code>PolicyDefaults</code> for this <code>PolicyDefaults</code> or null if none |
| */ |
| public PolicyDefaults getPolicyDefaultsParent() { |
| return this.policyDefaultsParent; |
| } |
| |
| /** |
| * Gets the XPath version <code>URI</code> for this <code>PolicyDefaults</code>. If there is no explicit |
| * version in this <code>PolicyDefaults</code>, walk up the parent <code>PolicyDefaults</code> hierarchy |
| * until one is found, or return the default value. |
| * |
| * @return the <code>URI</code> for the XPath version |
| */ |
| public URI getXPathVersion() { |
| /* |
| * See if the XPath version was explicitly set here |
| */ |
| if (this.xpathVersion != null) { |
| return this.xpathVersion; |
| } |
| |
| /* |
| * Try the parent hierarchy if there is one |
| */ |
| PolicyDefaults policyDefaultsParentThis = this.getPolicyDefaultsParent(); |
| if (policyDefaultsParentThis != null) { |
| return policyDefaultsParentThis.getXPathVersion(); |
| } |
| |
| /* |
| * Use the default |
| */ |
| return xpathVersionDefault; |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder stringBuilder = new StringBuilder("{"); |
| |
| boolean needsComma = false; |
| Object objectToDump; |
| if ((objectToDump = this.xpathVersion) != null) { |
| stringBuilder.append("xpathVersion="); |
| stringBuilder.append(objectToDump.toString()); |
| needsComma = true; |
| } |
| if ((objectToDump = this.getPolicyDefaultsParent()) != null) { |
| if (needsComma) { |
| stringBuilder.append(','); |
| } |
| stringBuilder.append("policyDefaultsParent="); |
| stringBuilder.append(objectToDump.toString()); |
| needsComma = true; |
| } |
| stringBuilder.append('}'); |
| return stringBuilder.toString(); |
| } |
| |
| } |