package com.jay.example.httpurlconnectiondemo.util;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;

public class StreamTool {
	//从流中读取数据(返回字节数组)
	public static byte[] read(InputStream inStream) throws Exception{
		ByteArrayOutputStream outStream = new ByteArrayOutputStream();
		byte[] buffer = new byte[1024];
		int len = 0;
		while((len = inStream.read(buffer)) != -1)
		{
			outStream.write(buffer,0,len);
		}
		inStream.close();
		return outStream.toByteArray();
	}
}
