Merge pull request #6 from SAP/develop

Remove JDK17 specific syntax

Author: lnowakowski

commercedbsync/src/com/sap/cx/boosters/commercedbsync/dataset/impl/DefaultDataSet.java

@@ -16,6 +16,7 @@
 import javax.annotation.concurrent.Immutable;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import static java.sql.Types.CHAR;
 import static java.sql.Types.SMALLINT;
@@ -32,7 +33,7 @@ public DefaultDataSet(int batchId, int columnCount, List<DataColumn> columnOrder
         this.batchId = batchId;
         this.columnCount = columnCount;
         this.columnOrder = Collections.unmodifiableList(columnOrder);
-        this.result = result.stream().map(Collections::unmodifiableList).toList();
+        this.result = result.stream().map(Collections::unmodifiableList).collect(Collectors.toList());
     }
 
     @Override

commercedbsync/src/com/sap/cx/boosters/commercedbsync/events/handlers/CopyCompleteEventListener.java

@@ -82,8 +82,8 @@ public Object execute() throws Exception {
             });
         } catch (final Exception e) {
             LOG.error("Error during PostProcessor execution", e);
-            if (e instanceof RuntimeException re) {
-                throw re;
+            if (e instanceof RuntimeException) {
+                throw (RuntimeException) e;
             } else {
                 throw new RuntimeException(e);
             }

commercedbsync/src/com/sap/cx/boosters/commercedbsync/repository/impl/HanaDataRepository.java

@@ -175,9 +175,9 @@ protected String getBulkUpdateStatementParamList(List<String> columnsToCopy, Lis
             List<String> upsertIDs) {
         final String upsertID = upsertIDs.get(0); // TODO handle multiple upsert IDs if needed
         final List<String> columnsToCopyMinusPK = columnsToCopy.stream().filter(s -> !s.equalsIgnoreCase(upsertID))
-                .toList();
+                .collect(Collectors.toList());
         final List<String> columnsToCopyValuesMinusPK = columnsToCopyValues.stream()
-                .filter(s -> !s.equalsIgnoreCase("s." + upsertID)).toList();
+                .filter(s -> !s.equalsIgnoreCase("s." + upsertID)).collect(Collectors.toList());
         LOG.debug("getBulkUpdateStatementParamList - columnsToCopyMinusPK =" + columnsToCopyMinusPK);
         return "SET " + IntStream.range(0, columnsToCopyMinusPK.size()).mapToObj(
                 idx -> String.format("%s = %s", columnsToCopyMinusPK.get(idx), columnsToCopyValuesMinusPK.get(idx)))

commercedbsync/src/com/sap/cx/boosters/commercedbsync/repository/impl/OracleDataRepository.java

@@ -255,9 +255,9 @@ protected String getBulkUpdateStatementParamList(List<String> columnsToCopy, Lis
             List<String> upsertIDs) {
         final String upsertID = upsertIDs.get(0);
         final List<String> columnsToCopyMinusPK = columnsToCopy.stream().filter(s -> !s.equalsIgnoreCase(upsertID))
-                .toList();
+                .collect(Collectors.toList());
         final List<String> columnsToCopyValuesMinusPK = columnsToCopyValues.stream()
-                .filter(s -> !s.equalsIgnoreCase("s." + upsertID)).toList();
+                .filter(s -> !s.equalsIgnoreCase("s." + upsertID)).collect(Collectors.toList());
         LOG.debug("getBulkUpdateStatementParamList - columnsToCopyMinusPK =" + columnsToCopyMinusPK);
         return "SET " + IntStream.range(0, columnsToCopyMinusPK.size()).mapToObj(
                 idx -> String.format("%s = %s", columnsToCopyMinusPK.get(idx), columnsToCopyValuesMinusPK.get(idx)))

commercedbsync/src/com/sap/cx/boosters/commercedbsync/repository/platform/MigrationHybrisHANABuilder.java

@@ -88,10 +88,12 @@ private String detectSize(Column column) {
     public void processTableStructureChanges(Database currentModel, Database desiredModel, Table sourceTable,
             Table targetTable, Map parameters, List changes) throws IOException {
         Iterator changeIt = changes.iterator();
+        Object change;
 
         while (changeIt.hasNext()) {
-            if (changeIt.next()instanceof RemoveColumnChange removeColumnChange) {
-                processChange(currentModel, desiredModel, removeColumnChange);
+            change = changeIt.next();
+            if (change instanceof RemoveColumnChange) {
+                processChange(currentModel, desiredModel, (RemoveColumnChange) change);
                 changeIt.remove();
             }
         }

commercedbsync/src/com/sap/cx/boosters/commercedbsync/strategy/impl/CopyPipeWriterTask.java

@@ -197,7 +197,8 @@ private void process() throws Exception {
                                                                 + sourceColumnValue.getClass().getTypeName());
                                                         printedClobLog = true;
                                                     }
-                                                    if (sourceColumnValue instanceof String clobString) {
+                                                    if (sourceColumnValue instanceof String) {
+                                                        String clobString = (String) sourceColumnValue;
                                                         if (!clobString.isEmpty()) {
                                                             LOG.debug(" reading CLOB");
                                                             bulkWriterStatement.setClob(paramIdx,
@@ -224,11 +225,12 @@ private void process() throws Exception {
                                                 + ", targetColumnType =" + targetColumnType + ", source type = "
                                                 + sourceColumnValue.getClass().getTypeName());
                                         if (dbProvider.isOracleUsed()) {
-                                            if (targetColumnType == NUMERIC
-                                                    && sourceColumnValue instanceof String stringValue
-                                                    && !stringValue.isEmpty()) {
-                                                final int character = Character.codePointAt(stringValue, 0);
-                                                bulkWriterStatement.setInt(paramIdx, character);
+                                            if (targetColumnType == NUMERIC && sourceColumnValue instanceof String) {
+                                                final String stringValue = (String) sourceColumnValue;
+                                                if (!stringValue.isEmpty()) {
+                                                    final int character = Character.codePointAt(stringValue, 0);
+                                                    bulkWriterStatement.setInt(paramIdx, character);
+                                                }
                                             }
                                         }
                                     } catch (final Exception e) {