[Fix-10641] [Common] Fix the hdfs NPE (#10642)

Fix the hdfs NPE (#10642)

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/HadoopUtils.java

@@ -129,13 +129,16 @@ public class HadoopUtils implements Closeable, StorageOperate {
             }
 
             String defaultFS = configuration.get(Constants.FS_DEFAULT_FS);
+
+            if (StringUtils.isBlank(defaultFS)){
+                defaultFS= PropertyUtils.getString(Constants.FS_DEFAULT_FS);
+            }
+
             //first get key from core-site.xml hdfs-site.xml ,if null ,then try to get from properties file
             // the default is the local file system
-            if (defaultFS.startsWith("file")) {
+            if (StringUtils.isNotBlank(defaultFS)) {
-                String defaultFSProp = PropertyUtils.getString(Constants.FS_DEFAULT_FS);
-                if (StringUtils.isNotBlank(defaultFSProp)) {
                 Map<String, String> fsRelatedProps = PropertyUtils.getPrefixedProperties("fs.");
-                    configuration.set(Constants.FS_DEFAULT_FS, defaultFSProp);
+                configuration.set(Constants.FS_DEFAULT_FS, defaultFS);
                 fsRelatedProps.forEach((key, value) -> configuration.set(key, value));
             } else {
                 logger.error("property:{} can not to be empty, please set!", Constants.FS_DEFAULT_FS);
@@ -143,7 +146,8 @@ public class HadoopUtils implements Closeable, StorageOperate {
                         String.format("property: %s can not to be empty, please set!", Constants.FS_DEFAULT_FS)
                 );
             }
-            } else {
+
+            if (!defaultFS.startsWith("file")) {
                 logger.info("get property:{} -> {}, from core-site.xml hdfs-site.xml ", Constants.FS_DEFAULT_FS, defaultFS);
             }