对接接口方法：1.获取token2.更新案件状态3.上传文件4.推送案件附件信息

2024-03-28 18:54:08 +08:00
parent b0f71c6e3a
commit 08f4aca27c
11 changed files with 781 additions and 11 deletions
@@ -0,0 +1,42 @@
+package com.ruoyi.wisdomarbitrate.utils;
+
+import org.springframework.core.io.InputStreamResource;
+import java.io.InputStream;
+public class CommonInputStreamResource extends InputStreamResource {
+    private long length;
+    private String fileName;
+    public CommonInputStreamResource(InputStream inputStream, long length, String fileName) {
+        super(inputStream);
+        this.length = length;
+        this.fileName = fileName;
+    }
+
+    /**
+     * 覆写父类方法
+     * 如果不重写这个方法，并且文件有一定大小，那么服务端会出现异常
+     * {@code The multi-part request contained parameter data (excluding uploaded files) that exceeded}
+     */
+    @Override
+    public String getFilename() {
+        return fileName;
+    }
+
+    /**
+     * 覆写父类 contentLength 方法
+     * 因为 {@link org.springframework.core.io.AbstractResource#contentLength()}方法会重新读取一遍文件，
+     * 而上传文件时，restTemplate 会通过这个方法获取大小。然后当真正需要读取内容的时候，发现已经读完，会报如下错误。
+     */
+    @Override
+    public long contentLength() {
+        long estimate = length;
+        return estimate == 0 ? 1 : estimate;
+    }
+
+    public void setLength(long length) {
+        this.length = length;
+    }
+
+    public void setFileName(String fileName) {
+        this.fileName = fileName;
+    }
+}