Adf tsv fix for list

To test with empty html tags for list as contributors, pages..

AoU-ResourceServerCommon/src/main/java/ch/unige/aou/service/metadata/Xml2TsvConvertor.java

@@ -240,9 +240,10 @@ public class Xml2TsvConvertor {
         sb.append(((Collaboration) contributor).getName()).append(CELL_SEPARATOR);
       }
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
-
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -278,12 +279,13 @@ public class Xml2TsvConvertor {
     sb.append("\"");
 
     for (Text abstractText : abstracts.getAbstract()) {
-      sb.append(abstractText.getContent()).append(";")
+      sb.append(CleanTool.replaceBlankCharsBySpace(abstractText.getContent())).append(";")
               .append(abstractText.getLang()).append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
-
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.append("\"").toString();
   }
 
@@ -297,8 +299,10 @@ public class Xml2TsvConvertor {
       sb.append(classification.getCode()).append(";")
               .append(classification.getItem()).append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -323,8 +327,10 @@ public class Xml2TsvConvertor {
               .append(funding.getJurisdiction()).append(";")
               .append(funding.getProgram()).append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -334,8 +340,10 @@ public class Xml2TsvConvertor {
       sb.append(structure.getName()).append(";")
               .append(structure.getCode()).append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -345,8 +353,10 @@ public class Xml2TsvConvertor {
       sb.append(group.getName()).append(";")
               .append(group.getCode() != null ? group.getCode() : "").append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -355,8 +365,10 @@ public class Xml2TsvConvertor {
     for (String url : urls) {
       sb.append(url).append(";");
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -386,8 +398,10 @@ public class Xml2TsvConvertor {
               .append(file.getEmbargo() != null ? file.getEmbargo().getEndDate() : "").append(";")
               .append(file.getEmbargo() != null ? file.getEmbargo().getAccessLevel() : "").append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
     return sb.toString();
   }
 
@@ -399,8 +413,10 @@ public class Xml2TsvConvertor {
               .append(correction.getDoi() != null ? correction.getDoi() : "").append(";")
               .append(correction.getPmid() != null ? correction.getPmid() : "").append(CELL_SEPARATOR);
     }
-    // Delete last CELL_SEPARATOR
-    sb.deleteCharAt(sb.length() - 1);
+    if (!sb.isEmpty()) {
+      // Delete last CELL_SEPARATOR
+      sb.deleteCharAt(sb.length() - 1);
+    }
 
     return sb.toString();
   }