| <?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>DefaultSerializer.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.io</a> > <span class="el_source">DefaultSerializer.java</span></div><h1>DefaultSerializer.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.io; |
| |
| import java.io.*; |
| |
| /** |
| * Serializer implementation that uses the default JVM serialization mechanism (Object Input/Output Streams). |
| * |
| * @since 0.9 |
| */ |
| <span class="fc" id="L28">public class DefaultSerializer<T> implements Serializer<T> {</span> |
| |
| /** |
| * This implementation serializes the Object by using an {@link ObjectOutputStream} backed by a |
| * {@link ByteArrayOutputStream}. The {@code ByteArrayOutputStream}'s backing byte array is returned. |
| * |
| * @param o the Object to convert into a byte[] array. |
| * @return the bytes representing the serialized object using standard JVM serialization. |
| * @throws SerializationException wrapping a {@link IOException} if something goes wrong with the streams. |
| */ |
| public byte[] serialize(T o) throws SerializationException { |
| <span class="pc bpc" id="L39" title="1 of 2 branches missed."> if (o == null) {</span> |
| <span class="nc" id="L40"> String msg = "argument cannot be null.";</span> |
| <span class="nc" id="L41"> throw new IllegalArgumentException(msg);</span> |
| } |
| <span class="fc" id="L43"> ByteArrayOutputStream baos = new ByteArrayOutputStream();</span> |
| <span class="fc" id="L44"> BufferedOutputStream bos = new BufferedOutputStream(baos);</span> |
| |
| try { |
| <span class="fc" id="L47"> ObjectOutputStream oos = new ObjectOutputStream(bos);</span> |
| <span class="fc" id="L48"> oos.writeObject(o);</span> |
| <span class="fc" id="L49"> oos.close();</span> |
| <span class="fc" id="L50"> return baos.toByteArray();</span> |
| <span class="nc" id="L51"> } catch (IOException e) {</span> |
| <span class="nc" id="L52"> String msg = "Unable to serialize object [" + o + "]. " +</span> |
| <span class="nc" id="L53"> "In order for the DefaultSerializer to serialize this object, the [" + o.getClass().getName() + "] " +</span> |
| "class must implement java.io.Serializable."; |
| <span class="nc" id="L55"> throw new SerializationException(msg, e);</span> |
| } |
| } |
| |
| /** |
| * This implementation deserializes the byte array using a {@link ObjectInputStream} using a source |
| * {@link ByteArrayInputStream} constructed with the argument byte array. |
| * |
| * @param serialized the raw data resulting from a previous {@link #serialize(Object) serialize} call. |
| * @return the deserialized/reconstituted object based on the given byte array |
| * @throws SerializationException if anything goes wrong using the streams. |
| */ |
| public T deserialize(byte[] serialized) throws SerializationException { |
| <span class="pc bpc" id="L68" title="1 of 2 branches missed."> if (serialized == null) {</span> |
| <span class="nc" id="L69"> String msg = "argument cannot be null.";</span> |
| <span class="nc" id="L70"> throw new IllegalArgumentException(msg);</span> |
| } |
| <span class="fc" id="L72"> ByteArrayInputStream bais = new ByteArrayInputStream(serialized);</span> |
| <span class="fc" id="L73"> BufferedInputStream bis = new BufferedInputStream(bais);</span> |
| try { |
| <span class="fc" id="L75"> ObjectInputStream ois = new ClassResolvingObjectInputStream(bis);</span> |
| @SuppressWarnings({"unchecked"}) |
| <span class="fc" id="L77"> T deserialized = (T) ois.readObject();</span> |
| <span class="fc" id="L78"> ois.close();</span> |
| <span class="fc" id="L79"> return deserialized;</span> |
| <span class="nc" id="L80"> } catch (Exception e) {</span> |
| <span class="nc" id="L81"> String msg = "Unable to deserialze argument byte array.";</span> |
| <span class="nc" id="L82"> throw new SerializationException(msg, e);</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> |
