96 lines
2.6 KiB
Plaintext
96 lines
2.6 KiB
Plaintext
package com.securityControl.task.util;
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import com.aliyun.oss.OSS;
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import com.aliyun.oss.OSSClientBuilder;
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import com.aliyun.oss.model.OSSObject;
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import org.apache.commons.io.IOUtils;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Component;
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import org.springframework.util.ObjectUtils;
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import java.io.IOException;
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import java.io.InputStream;
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@Component
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public class OssUtils {
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@Value("${oss.endpoint}")
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private String endpoint;
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@Value("${oss.accessKeyId}")
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private String accessKeyId;
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@Value("${oss.accessKeySecret}")
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private String accessKeySecret;
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@Value("${oss.bucketName}")
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private String bucketName;
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private static byte[] lock = new byte[0];
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// 位数，默认是8位
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private final static long w = 100000000;
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public static String createID() {
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long r = 0;
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synchronized (lock) {
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r = (long) ((Math.random() + 1) * w);
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}
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return System.currentTimeMillis() + String.valueOf(r).substring(1);
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}
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/**
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* 上传图片
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*
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* @param inputStream
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* @return
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*/
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public String fileUpload(InputStream inputStream) {
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OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
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String objectName = createID();
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try {
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ossClient.putObject(bucketName, objectName, inputStream);
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return objectName;
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} catch (Exception e) {
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System.err.println("文件上传失败");
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e.printStackTrace();
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return null;
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} finally {
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ossClient.shutdown();
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}
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}
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/**
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* 下载图片
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*
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* @param objectName
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* @return
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*/
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public byte[] getFile(String objectName) {
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OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
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byte[] bytes = null;
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InputStream inputStream = null;
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try {
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OSSObject ossObject = ossClient.getObject(bucketName, objectName);
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inputStream = ossObject.getObjectContent();
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bytes = IOUtils.toByteArray(inputStream);
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} catch (Exception e) {
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System.out.println("下载文件失败!");
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e.printStackTrace();
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return null;
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} finally {
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ossClient.shutdown();
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if (!ObjectUtils.isEmpty(inputStream)) {
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try {
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inputStream.close();
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} catch (IOException e) {
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System.out.println("关闭流失败!");
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e.printStackTrace();
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}
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}
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}
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return bytes;
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}
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}
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