From 637d130f18d82b758dd999f2a02cd1047de528cd Mon Sep 17 00:00:00 2001
From: zhaoxiaohao <913652501@qq.com>
Date: Sun, 02 Aug 2020 17:20:15 +0800
Subject: [PATCH] 修改上传接口，修改医院父类的默认值
---
kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java | 111 ++++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 92 insertions(+), 19 deletions(-)
diff --git a/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java b/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
index 2783c87..1a547e3 100644
--- a/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
+++ b/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
@@ -1,6 +1,7 @@
package com.kidgrow.filecenter.service.impl;
import cn.hutool.core.util.IdUtil;
+import com.aliyun.oss.model.OSSObject;
import com.aliyun.oss.model.ObjectMetadata;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -18,13 +19,16 @@
import lombok.extern.slf4j.Slf4j;
import net.coobird.thumbnailator.Thumbnails;
import org.apache.commons.collections4.MapUtils;
+import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.multipart.MultipartFile;
import sun.misc.BASE64Decoder;
-import sun.misc.BASE64Encoder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import sun.misc.BASE64Encoder;
import java.io.*;
+import java.net.HttpURLConnection;
+import java.net.URL;
import java.util.*;
/**
@@ -40,6 +44,8 @@
private static final String FILE_SPLIT = ".";
private static Logger logger = LoggerFactory.getLogger(AbstractIFileService.class);
+ @Value("${kidgrow.file-server.oss.domain}")
+ private String DOMAIN;
@Override
public FileInfo upload(MultipartFile file) throws Exception {
FileInfo fileInfo = FileUtil.getFileInfo(file);
@@ -95,6 +101,7 @@
protected abstract void uploadFile(MultipartFile file, FileInfo fileInfo) throws Exception;
protected abstract void fileUpLoadOss(FileInfo fileInfo,String newFilePath, InputStream fileStream);
protected abstract String FilePath(String imgType,String folderByDate);
+ protected abstract OSSObject down(String url);
/**
* 删除文件
@@ -219,29 +226,95 @@
}
@Override
- public ResultBody baseDownLoad(Map<String, Object> map) {
- List<FileInfo> fileInfos = baseMapper.selectByMap(map);
- if(fileInfos.size()>0){
- FileInfo fileInfo = fileInfos.get(0);
- InputStream in = null;
- byte[] data = null;
- //读取图片字节数组
- try{
- in = new FileInputStream(fileInfo.getUrl());
- data = new byte[in.available()];
- in.read(data);
- in.close();
- }catch (IOException e){
+ public ResultBody baseDownLoad(Map<String, Object> map) throws Exception {
+ String urlDiZhi=MapUtils.getString(map,"url");
+ if(!urlDiZhi.contains(DOMAIN)){
+ ByteArrayOutputStream outPut = new ByteArrayOutputStream();
+ byte[] data = new byte[1024];
+ try {
+ // 创建URL
+ URL url = new URL("http://192.168.2.25:8008/123/J-1.jpg");
+ // 创建链接
+ HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+ conn.setRequestMethod("GET");
+ conn.setConnectTimeout(10 * 1000);
+ InputStream inStream = conn.getInputStream();
+ int len = -1;
+ while ((len = inStream.read(data)) != -1) {
+ outPut.write(data, 0, len);
+ }
+ inStream.close();
+ } catch (IOException e) {
e.printStackTrace();
}
- //对字节数组Base64编码
+ String substring = urlDiZhi.substring(urlDiZhi.lastIndexOf(".") + 1, urlDiZhi.length());
+ String str="data:image/" + substring + ";base64,";
+ // 对字节数组Base64编码
BASE64Encoder encoder = new BASE64Encoder();
- //返回Base64编码过的字节数组字符串
- String encode = encoder.encode(data);
- return ResultBody.ok().data(encode);
+ System.out.println(encoder.encode(outPut.toByteArray()));
+ return ResultBody.ok().data(str+encoder.encode(outPut.toByteArray()).replaceAll("\n", "").replaceAll("\r", ""));
}else {
- return ResultBody.failed("获取数据失败");
+ List<FileInfo> fileInfos = baseMapper.selectByMap(map);
+ if (fileInfos.size() > 0) {
+ FileInfo fileInfo = fileInfos.get(0);
+ OSSObject down = this.down(fileInfo.getUrl().replace(DOMAIN, ""));
+ InputStream objectContent = down.getObjectContent();
+ //返回Base64编码过的字节数组字符串
+ byte[] data = null;
+ // 读取图片字节数组
+ try {
+ ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
+ byte[] buff = new byte[100];
+ int rc = 0;
+ while ((rc = objectContent.read(buff, 0, 100)) > 0) {
+ swapStream.write(buff, 0, rc);
+ }
+ data = swapStream.toByteArray();
+ } catch (IOException e) {
+ e.printStackTrace();
+ } finally {
+ if (objectContent != null) {
+ try {
+ objectContent.close();
+ down.close();
+ } catch (IOException e) {
+ throw new Exception("输入流关闭异常");
+ }
+ }
+ }
+ String encode = "data:" + fileInfo.getContentType() + ";base64," + Base64.getEncoder().encodeToString(data);
+ return ResultBody.ok().data(encode);
+ } else {
+ return ResultBody.failed("获取数据失败");
+ }
}
}
+
+ public static void main(String[] args) {
+
+ ByteArrayOutputStream outPut = new ByteArrayOutputStream();
+ byte[] data = new byte[1024];
+ try {
+ // 创建URL
+ URL url = new URL("http://192.168.2.25:8008/123/J-1.jpg");
+ // 创建链接
+ HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+ conn.setRequestMethod("GET");
+ conn.setConnectTimeout(10 * 1000);
+ InputStream inStream = conn.getInputStream();
+ int len = -1;
+ while ((len = inStream.read(data)) != -1) {
+ outPut.write(data, 0, len);
+ }
+ inStream.close();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ // 对字节数组Base64编码
+ BASE64Encoder encoder = new BASE64Encoder();
+ System.out.println(encoder.encode(outPut.toByteArray()));
+
+ }
+
}
--
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