package com.qxueyou.scc.base.util;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import org.apache.commons.io.IOUtils;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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/**
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* 序列化工具类
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* @author 德虎
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*
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*/
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public class SerializeUtils {
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private static Logger log = LogManager.getLogger("SerializeUtils");
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/**
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* 将对象转换为字节数组
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* @param obj 可序列化的对象
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* @return 字节数组
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*/
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public static byte[] toByteArrayFromObject(Object obj){
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if(!(obj instanceof Serializable)){
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return new byte[0];
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}
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ByteArrayOutputStream bo = new ByteArrayOutputStream();
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ObjectOutputStream oo = null;
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try {
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oo = new ObjectOutputStream(bo);
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oo.writeObject(obj);
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return bo.toByteArray();
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} catch (IOException e) {
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log.error(e,e);
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} finally{
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IOUtils.closeQuietly(oo);
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}
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return new byte[0];
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}
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/**
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* 将字节数组为对象转换
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* @param data 字节数组
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* @param cls 要转化的对象类型
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* @return 要转化的对象
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*/
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public static <T> T toObjectFromByte(byte[] data,Class<T> cls){
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ByteArrayInputStream bi = new ByteArrayInputStream(data);
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ObjectInputStream oi = null;
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try {
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oi = new ObjectInputStream(bi);
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Object obj = oi.readObject();
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return cls.cast(obj);
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} catch (IOException e) {
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log.error(e,e);
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} catch (ClassNotFoundException e) {
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log.error(e,e);
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} finally{
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IOUtils.closeQuietly(oi);
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}
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return null;
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}
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}
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