添加空文件判断

laws-modules/src/main/java/com/jero/modules/document/utils/ReadPdfUtil.java

@@ -2,35 +2,47 @@ package com.jero.modules.document.utils;
 
 import com.jero.common.exception.JeroBootException;
 import com.jero.common.util.MinioUtil;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.text.PDFTextStripper;
 import org.apache.pdfbox.text.PDFTextStripperByArea;
 
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.Objects;
 
 /**
  * @description
  * @date 2022/3/21 17:04
  * @auth zhn
  */
+@Slf4j
 public class ReadPdfUtil {
 
     public static String readPdf(String path) {
         if(MinioUtil.doesObjectExist(path)){
-            try (InputStream in = MinioUtil.download(path);
-                 PDDocument document = PDDocument.load(in)) {
-                document.getClass();
-                PDFTextStripperByArea stripper = new PDFTextStripperByArea();
-                stripper.setSortByPosition(true);
-                PDFTextStripper tStripper = new PDFTextStripper();
+            try (InputStream in = MinioUtil.download(path)) {
+                if(Objects.isNull(in) || in.available() == 0){
+                    return null;
+                }
+                try (PDDocument document = PDDocument.load(in)) {
+                    document.getClass();
+                    PDFTextStripperByArea stripper = new PDFTextStripperByArea();
+                    stripper.setSortByPosition(true);
+                    PDFTextStripper tStripper = new PDFTextStripper();
 
-                String pdfFileInText = tStripper.getText(document);
-                return pdfFileInText;
+                    String pdfFileInText = tStripper.getText(document);
+                    return pdfFileInText;
 
-            }catch (IOException e) {
-                throw new JeroBootException("文件内容读取失败");
+                }catch (Exception e) {
+                    log.error("文件内容读取失败",e);
+//                throw new JeroBootException("文件内容读取失败");
+                }
+            }catch (Exception e) {
+                log.error("文件内容读取失败",e);
+//                throw new JeroBootException("文件内容读取失败");
             }
+
         }
         return null;
     }