| <?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>AbstractSymmetricCipherService.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 :: Jar Bundle</a> > <a href="../index.html" class="el_bundle">shiro-core</a> > <a href="index.source.html" class="el_package">org.apache.shiro.crypto</a> > <span class="el_source">AbstractSymmetricCipherService.java</span></div><h1>AbstractSymmetricCipherService.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.crypto; |
| |
| import javax.crypto.KeyGenerator; |
| import java.security.Key; |
| import java.security.NoSuchAlgorithmException; |
| |
| /** |
| * Base abstract class for supporting symmetric key cipher algorithms. |
| * |
| * @since 1.0 |
| */ |
| public abstract class AbstractSymmetricCipherService extends JcaCipherService { |
| |
| protected AbstractSymmetricCipherService(String algorithmName) { |
| <span class="fc" id="L33"> super(algorithmName);</span> |
| <span class="fc" id="L34"> }</span> |
| |
| /** |
| * Generates a new {@link java.security.Key Key} suitable for this CipherService's {@link #getAlgorithmName() algorithm} |
| * by calling {@link #generateNewKey(int) generateNewKey(128)} (uses a 128 bit size by default). |
| * |
| * @return a new {@link java.security.Key Key}, 128 bits in length. |
| */ |
| public Key generateNewKey() { |
| <span class="fc" id="L43"> return generateNewKey(getKeySize());</span> |
| } |
| |
| /** |
| * Generates a new {@link Key Key} of the specified size suitable for this CipherService |
| * (based on the {@link #getAlgorithmName() algorithmName} using the JDK {@link javax.crypto.KeyGenerator KeyGenerator}. |
| * |
| * @param keyBitSize the bit size of the key to create |
| * @return the created key suitable for use with this CipherService |
| */ |
| public Key generateNewKey(int keyBitSize) { |
| KeyGenerator kg; |
| try { |
| <span class="fc" id="L56"> kg = KeyGenerator.getInstance(getAlgorithmName());</span> |
| <span class="nc" id="L57"> } catch (NoSuchAlgorithmException e) {</span> |
| <span class="nc" id="L58"> String msg = "Unable to acquire " + getAlgorithmName() + " algorithm. This is required to function.";</span> |
| <span class="nc" id="L59"> throw new IllegalStateException(msg, e);</span> |
| <span class="fc" id="L60"> }</span> |
| <span class="fc" id="L61"> kg.init(keyBitSize);</span> |
| <span class="fc" id="L62"> return kg.generateKey();</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> |
