1.暂降事件归集功能调整
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package com.njcn.advance.utils;
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import cn.hutool.core.codec.Base64;
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import org.apache.commons.lang.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.stereotype.Component;
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import java.io.*;
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@Component
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public class InstantiateUtil<E> {
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private static final Logger logger= LoggerFactory.getLogger(InstantiateUtil.class);
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public byte[] instantiate(E e) {
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if (e == null) {
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return null;
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}
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ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
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try {
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ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
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objectOutputStream.writeObject(e);
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objectOutputStream.close();
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return byteArrayOutputStream.toByteArray();
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} catch (IOException e1) {
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logger.error("发生异常,"+e1.getMessage());
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}
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return null;
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}
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public <E> E deInstantiate(byte[] bytes) {
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if (bytes == null) {
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return null;
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}
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ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(bytes);
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try {
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ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);
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try {
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return (E) objectInputStream.readObject();
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} catch (ClassNotFoundException e) {
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logger.error("发生异常,"+e.getMessage());
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}
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} catch (IOException e) {
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logger.error("发生异常,"+e.getMessage());
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}
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return null;
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}
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public String stringInstantiate(E e) { //序列化对象的byte[]数组转为字符串(包装类可不调用)
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byte[] bytes = instantiate(e);
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if (bytes != null && bytes.length>0 ) {
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return Base64.encode(bytes);
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}
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return "";
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}
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public byte[] stringDeInstantiate(String str) { //stringInstantiate方法还原为byte[]数组
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if (!StringUtils.isEmpty(str)) {
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return Base64.decode(str);
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}
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return null;
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}
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}
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