| <?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../../jacoco-resources/report.gif" type="image/gif"/><title>PermissionAnnotationHandler.java</title><link rel="stylesheet" href="../../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../../index.html" class="el_report">Apache Shiro :: All (aggregate jar)</a> > <a href="../index.html" class="el_bundle">shiro-core</a> > <a href="index.source.html" class="el_package">org.apache.shiro.authz.aop</a> > <span class="el_source">PermissionAnnotationHandler.java</span></div><h1>PermissionAnnotationHandler.java</h1><pre class="source lang-java linenums">/* |
| * 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. |
| */ |
| package org.apache.shiro.authz.aop; |
| |
| import org.apache.shiro.authz.AuthorizationException; |
| import org.apache.shiro.authz.annotation.Logical; |
| import org.apache.shiro.authz.annotation.RequiresPermissions; |
| import org.apache.shiro.authz.annotation.RequiresRoles; |
| import org.apache.shiro.subject.Subject; |
| |
| import java.lang.annotation.Annotation; |
| |
| /** |
| * Checks to see if a @{@link org.apache.shiro.authz.annotation.RequiresPermissions RequiresPermissions} annotation is |
| * declared, and if so, performs a permission check to see if the calling <code>Subject</code> is allowed continued |
| * access. |
| * |
| * @since 0.9.0 |
| */ |
| public class PermissionAnnotationHandler extends AuthorizingAnnotationHandler { |
| |
| /** |
| * Default no-argument constructor that ensures this handler looks for |
| * {@link org.apache.shiro.authz.annotation.RequiresPermissions RequiresPermissions} annotations. |
| */ |
| public PermissionAnnotationHandler() { |
| <span class="fc" id="L43"> super(RequiresPermissions.class);</span> |
| <span class="fc" id="L44"> }</span> |
| |
| /** |
| * Returns the annotation {@link RequiresPermissions#value value}, from which the Permission will be constructed. |
| * |
| * @param a the RequiresPermissions annotation being inspected. |
| * @return the annotation's <code>value</code>, from which the Permission will be constructed. |
| */ |
| protected String[] getAnnotationValue(Annotation a) { |
| <span class="fc" id="L53"> RequiresPermissions rpAnnotation = (RequiresPermissions) a;</span> |
| <span class="fc" id="L54"> return rpAnnotation.value();</span> |
| } |
| |
| /** |
| * Ensures that the calling <code>Subject</code> has the Annotation's specified permissions, and if not, throws an |
| * <code>AuthorizingException</code> indicating access is denied. |
| * |
| * @param a the RequiresPermission annotation being inspected to check for one or more permissions |
| * @throws org.apache.shiro.authz.AuthorizationException |
| * if the calling <code>Subject</code> does not have the permission(s) necessary to |
| * continue access or execution. |
| */ |
| public void assertAuthorized(Annotation a) throws AuthorizationException { |
| <span class="pc bpc" id="L67" title="1 of 2 branches missed."> if (!(a instanceof RequiresPermissions)) return;</span> |
| |
| <span class="fc" id="L69"> RequiresPermissions rpAnnotation = (RequiresPermissions) a;</span> |
| <span class="fc" id="L70"> String[] perms = getAnnotationValue(a);</span> |
| <span class="fc" id="L71"> Subject subject = getSubject();</span> |
| |
| <span class="fc bfc" id="L73" title="All 2 branches covered."> if (perms.length == 1) {</span> |
| <span class="fc" id="L74"> subject.checkPermission(perms[0]);</span> |
| <span class="fc" id="L75"> return;</span> |
| } |
| <span class="pc bpc" id="L77" title="1 of 2 branches missed."> if (Logical.AND.equals(rpAnnotation.logical())) {</span> |
| <span class="nc" id="L78"> getSubject().checkPermissions(perms);</span> |
| <span class="nc" id="L79"> return;</span> |
| } |
| <span class="nc bnc" id="L81" title="All 2 branches missed."> if (Logical.OR.equals(rpAnnotation.logical())) {</span> |
| // Avoid processing exceptions unnecessarily - "delay" throwing the exception by calling hasRole first |
| <span class="nc" id="L83"> boolean hasAtLeastOnePermission = false;</span> |
| <span class="nc bnc" id="L84" title="All 4 branches missed."> for (String permission : perms) if (getSubject().isPermitted(permission)) hasAtLeastOnePermission = true;</span> |
| // Cause the exception if none of the role match, note that the exception message will be a bit misleading |
| <span class="nc bnc" id="L86" title="All 2 branches missed."> if (!hasAtLeastOnePermission) getSubject().checkPermission(perms[0]);</span> |
| |
| } |
| <span class="nc" id="L89"> }</span> |
| } |
| </pre><div class="footer"><span class="right">Created with <a href="http://www.eclemma.org/jacoco">JaCoCo</a> 0.7.7.201606060606</span></div></body></html> |
