Base64Convert.java
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package com.java110.utils.util;
import java.io.*;
import org.apache.commons.codec.binary.Base64;
public class Base64Convert {
private static final Base64 base64 = new Base64();
private void Base64Convert() {
}
/**
* 流转换为字符串
*
* @param in
* @return
* @throws IOException
*/
public static String ioToBase64(InputStream in) throws IOException {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try {
byte[] temp = new byte[8192];
int bytesRead;
while ((bytesRead = in.read(temp)) != -1) {
buffer.write(temp, 0, bytesRead);
}
} finally {
if (in != null) {
in.close();
}
}
return base64.encodeToString(buffer.toByteArray());
}
/**
* 流转换为字符串
*
* @param bytes
* @return
* @throws IOException
*/
public static String byteToBase64(byte[] bytes) {
String strBase64 = null;
// in.available()返回文件的字节长度
strBase64 = base64.encodeToString(bytes); //将字节流数组转换为字符串
return strBase64;
}
/**
* 将base64 转为字节
*
* @param strBase64
* @return
* @throws IOException
*/
public static byte[] base64ToByte(String strBase64) throws IOException {
// 解码，然后将字节转换为文件
byte[] bytes = base64.decode(strBase64); //将字符串转换为byte数组
return bytes;
}
}