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fix:添加获取文件md5

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This commit is contained in:
“袁杰” 2021-07-29 23:31:52 +08:00
parent 79ac87c5ed
commit dbb97bf20d
1 changed files with 19 additions and 0 deletions
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19
oss-common/src/main/java/cn/axzo/oss/common/utils/Utility.java
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@ -3,12 +3,14 @@ package cn.axzo.oss.common.utils;
import java.io.FileInputStream; import java.io.FileInputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.nio.channels.FileChannel;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.security.MessageDigest; import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException; import java.security.NoSuchAlgorithmException;
import java.util.Objects; import java.util.Objects;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.apache.commons.codec.binary.Hex; import org.apache.commons.codec.binary.Hex;
import org.apache.commons.codec.digest.DigestUtils;
/** /**
* @Author admin * @Author admin
@ -74,4 +76,21 @@ public class Utility {
} }
return content; return content;
} }
/**
* 获取文件的MD5值
* @param bytes
* @return
*/
public static String getMd5(byte [] bytes) {
try {
MessageDigest md5 = MessageDigest.getInstance("MD5");
md5.reset();
md5.update(bytes);
return Hex.encodeHexString(md5.digest());
} catch (NoSuchAlgorithmException e) {
log.warn("getMd5 fail = {}",e.getMessage());
}
return "";
}
} }