update:backend

pom.xml

@@ -22,7 +22,7 @@
 			<artifactId>sentistrength_backend</artifactId>
 			<version>1.0</version>
 			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/sentiStrength-v1.0.24.jar</systemPath>
+			<systemPath>${project.basedir}/lib/sentiStrength-v1.0.25.jar</systemPath>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>

src/main/java/com/sentistrength/service/Impl/dataMining/DataMiningServiceImpl.java

@@ -83,10 +83,12 @@ public class DataMiningServiceImpl implements DataMiningService {
         if (inFile.size() == 0) {
             throw new MyServiceException("DS001", "Arff文件为空");
         }
+        try {
             outFile = uk.ac.wlv.wkaclass.Arff.deleteColumnFromArff(inFile, removeDataColumnVO.getColToRemove());
-        if (outFile == null) {
-            throw new MyServiceException("DS004", "Arff文件删除列出错");
+        }catch (Exception e){
+            throw new MyServiceException("DS004", "将Arff文件某一列删除出错");
         }
+
         return outFile;
     }