- refactoring, replaced if-then-elsif... with switch-case

java/org/slub/rosetta/dps/repository/plugin/SLUBXmlFormatValidationPlugin.java

@@ -348,27 +348,28 @@ public class SLUBXmlFormatValidationPlugin implements FormatValidationPlugin {
         reportDetail("assigned schema uri: " + validationSchema.schemaURI);
         var schemaType = validationSchema.schemaType;
         Document doc = getDocument(filePath);
-        if (schemaType == ValidationSchemaType.dtd) {
+        switch (schemaType) {
+            case dtd -> {
                 SLUBValidateDTD validator = new SLUBValidateDTD(validationCatalogResolver, validationErrorHandler);
                 valid = validator.validateAgainst(filePath);
             }
-        else if (schemaType == ValidationSchemaType.relaxng) {
+            case schema -> validateFormatAgainstSchemaRecursively(doc, validationSchema);
+            case relaxng -> {
                 SLUBValidateRelaxNG validator = new SLUBValidateRelaxNG();
                 valid = validator.validateAgainst(doc, validationSchema.schemaURI);
-
-        } else if (schemaType == ValidationSchemaType.schematron) {
+            }
+            case schematron -> {
                 SLUBValidateSchematron validator = new SLUBValidateSchematron();
                 valid = validator.validateAgainst(doc, validationSchema.schemaURI);
                 reportError("unsupported schematron schema uri=" + validationSchema.schemaURI + " of type: " + validationSchema.schemaType);
                 valid = false;
-            /*  */
-        } else if (schemaType == ValidationSchemaType.schema) {
-            validateFormatAgainstSchemaRecursively(doc, validationSchema);
-        } else {
+            }
+            default -> {
                 reportError("unsupported schema uri=" + validationSchema.schemaURI + " of type: " + validationSchema.schemaType);
                 valid = false;
             }
         }
+    }
 
 
     private ValidationSchemaType checkIfDtdIsApplicable(Document doc) {
@@ -409,10 +410,8 @@ public class SLUBXmlFormatValidationPlugin implements FormatValidationPlugin {
         //dbf.setXIncludeAware(true);
         dbf.setNamespaceAware(true);
         DocumentBuilder db = dbf.newDocumentBuilder();
-
         db.setErrorHandler( validationErrorHandler );
         //db.setEntityResolver(validationCatalogResolver);
-
         if (debug) System.out.println(
                 "DOCUMENT LOADER: ns aware=" + db.isNamespaceAware()
                 + " include aware=" + db.isXIncludeAware()