fixed issue related to change in the file name downloaded. Added sheet name as parameter and also a check if the name should change

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/project/utils/EXCELParser.java

@@ -22,7 +22,7 @@ import org.apache.poi.xssf.usermodel.XSSFWorkbook;
  */
 public class EXCELParser {
 
-	public <R> List<R> parse(InputStream file, String classForName)
+	public <R> List<R> parse(InputStream file, String classForName, String sheetName)
 		throws ClassNotFoundException, IOException, IllegalAccessException, InstantiationException,
 		InvalidFormatException {
 
@@ -30,7 +30,11 @@ public class EXCELParser {
 		OPCPackage pkg = OPCPackage.open(file);
 		XSSFWorkbook wb = new XSSFWorkbook(pkg);
 
-		XSSFSheet sheet = wb.getSheet("cordisref-H2020topics");
+		XSSFSheet sheet = wb.getSheet(sheetName);
+
+		if(sheetName == null){
+			throw new RuntimeException("Sheet name " + sheetName + " not present in current file");
+		}
 
 		List<R> ret = new ArrayList<>();
 
@@ -49,7 +53,7 @@ public class EXCELParser {
 					headers.add(dataFormatter.formatCellValue(cell));
 				}
 			} else {
-				Class<?> clazz = Class.forName("eu.dnetlib.dhp.actionmanager.project.utils.EXCELTopic");
+				Class<?> clazz = Class.forName(classForName);
 				final Object cc = clazz.newInstance();
 
 				for (int i = 0; i < headers.size(); i++) {

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/project/utils/ReadExcel.java

@@ -42,19 +42,20 @@ public class ReadExcel implements Closeable {
 		final String hdfsPath = parser.get("hdfsPath");
 		final String hdfsNameNode = parser.get("hdfsNameNode");
 		final String classForName = parser.get("classForName");
+		final String sheetName = parser.get("sheetName");
 
 		try (final ReadExcel readExcel = new ReadExcel(hdfsPath, hdfsNameNode, fileURL)) {
 
 			log.info("Getting Excel file...");
-			readExcel.execute(classForName);
+			readExcel.execute(classForName, sheetName);
 
 		}
 	}
 
-	public void execute(final String classForName) throws Exception {
+	public void execute(final String classForName, final String sheetName) throws Exception {
 		EXCELParser excelParser = new EXCELParser();
 		excelParser
-			.parse(excelFile, classForName)
+			.parse(excelFile, classForName, sheetName)
 			.stream()
 			.forEach(p -> write(p));
 

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/project/oozie_app/workflow.xml

@@ -65,6 +65,7 @@
             <arg>--hdfsNameNode</arg><arg>${nameNode}</arg>
             <arg>--fileURL</arg><arg>${topicFileURL}</arg>
             <arg>--hdfsPath</arg><arg>${workingDir}/topic</arg>
+            <arg>--sheetName</arg><arg>${sheetName}</arg>
             <arg>--classForName</arg><arg>eu.dnetlib.dhp.actionmanager.project.utils.EXCELTopic</arg>
         </java>
         <ok to="read_projects"/>

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/project/parameters.json

@@ -23,6 +23,11 @@
   "paramLongName" : "classForName",
   "paramDescription" : "the name of the class to deserialize the csv to",
   "paramRequired" : true
+}, {
+  "paramName": "sn",
+  "paramLongName" : "sheetName",
+  "paramDescription" : "the name of the sheet in case the file is excel",
+  "paramRequired" : false
 }