97 lines
2.2 KiB
Java
97 lines
2.2 KiB
Java
package com.pictc.utils;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.Closeable;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.OutputStream;
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import java.io.Serializable;
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/**
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* @Description TODO(这里用一句话描述这个类的作用)
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* @author zhangfucai
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* @Date 2023年4月25日 上午12:49:14
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* @version 1.0.0
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*/
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public class ObjectUtils {
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private ObjectUtils() {
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super();
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}
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public static byte[] toBytes(Object obj){
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if(obj!=null) {
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if(!(obj instanceof Serializable)) {
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throw new RuntimeException(obj+"没有实现 Serializable！");
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}
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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ObjectOutputStream oo=null;
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try {
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oo = new ObjectOutputStream(out);
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oo.writeObject(obj);
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oo.flush();
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return out.toByteArray();
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} catch (Exception e) {
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throw new RuntimeException("对象序列化失败！",e);
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}finally {
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closeQuietly(oo,out);
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}
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}
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return null;
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}
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public static void write(OutputStream out,Object obj) {
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if(obj!=null) {
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if(!(obj instanceof Serializable)) {
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throw new RuntimeException(obj+"没有实现 Serializable！");
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}
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ObjectOutputStream oo=null;
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try {
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oo = new ObjectOutputStream(out);
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oo.writeObject(obj);
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oo.flush();
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} catch (Exception e) {
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throw new RuntimeException("对象序列化失败！",e);
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}finally {
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closeQuietly(oo,out);
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}
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}
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}
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@SuppressWarnings("unchecked")
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public static <T>T reader(InputStream in){
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ObjectInputStream ois = null;
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try {
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ois = new ObjectInputStream(in);
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return (T) ois.readObject();
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} catch (Exception e) {
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throw new RuntimeException("对象反序列化失败！",e);
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}finally {
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closeQuietly(ois,in);
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}
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}
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public static <T>T reader(byte[] bytes){
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return reader(new ByteArrayInputStream(bytes));
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}
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public static void closeQuietly(Closeable... closeables) {
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if (closeables == null)
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return;
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for (Closeable closeable : closeables) {
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if (closeable == null)
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return;
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try {
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closeable.close();
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} catch (IOException ignored) {
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}
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}
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}
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}
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