Close #281

Author: Open Lowcode SAS

src/org/openlowcode/server/data/loader/FlatFileLoader.java

@@ -64,7 +64,8 @@ public class FlatFileLoader<E extends DataObject<E> & UniqueidentifiedInterface<
 	private ChoiceValue<ApplocaleChoiceDefinition> selectedlocale;
 	private FlatFileLoaderSupplement<E> supplement;
 	private ChoiceValue<PreferedfileencodingChoiceDefinition> preferedencoding;
-
+	private ArrayList<FlatFileLoaderColumn<E>> loadercolumns;
+	
 	/**
 	 * Creates a FlatFileLoader without supplement
 	 * 
@@ -102,6 +103,14 @@ public FlatFileLoader(
 		this.supplement = supplement;
 	}
 
+	public int getFlatFileLoaderColumnNumber() {
+		return this.loadercolumns.size();
+	}
+	
+	public FlatFileLoaderColumn<E> getColumnAtIndex(int index) {
+		return this.loadercolumns.get(index);
+	}
+	
 	/**
 	 * This method returns true if the line has some data. A data is defined as a
 	 * string of length greater than 0
@@ -153,7 +162,7 @@ private FlatFileLoaderReport load(
 		try {
 
 			Object[] headline = parser.parseOneLine();
-			ArrayList<FlatFileLoaderColumn<E>> loadercolumns = new ArrayList<FlatFileLoaderColumn<E>>();
+			loadercolumns = new ArrayList<FlatFileLoaderColumn<E>>();
 			// custom loader helpers sorted by classname.
 			HashMap<
 			String,
@@ -465,6 +474,7 @@ private FlatFileLoaderReport load(
 							while (loaderhelperiterator.hasNext()) {
 								try {
 									CustomloaderHelper<E> customloaderhelper = loaderhelperiterator.next();
+									customloaderhelper.setContextLoader(this);
 									customloaderhelper.executeAtEndOfLine(objectforprocessing);
 								} catch (Exception e) {
 									postprocerror++;

src/org/openlowcode/server/data/properties/Customloader.java

@@ -23,7 +23,7 @@
  *
  * @param <E> parent data object
  */
-public class Customloader<E extends DataObject<E>> extends DataObjectProperty<E> {
+public class Customloader<E extends DataObject<E> & UniqueidentifiedInterface<E>> extends DataObjectProperty<E> {
 
 	/**
 	 * creates a custom  loader property

src/org/openlowcode/server/data/properties/CustomloaderDefinition.java

@@ -21,6 +21,7 @@
 import org.openlowcode.server.data.DataObjectPayload;
 import org.openlowcode.server.data.DataObjectPropertyDefinition;
 import org.openlowcode.server.data.PropertyExtractor;
+import org.openlowcode.server.data.loader.FlatFileLoader;
 import org.openlowcode.server.data.loader.FlatFileLoaderColumn;
 import org.openlowcode.server.data.specificstorage.ExternalFieldSchema;
 import org.openlowcode.server.data.storage.QueryCondition;
@@ -33,7 +34,7 @@
  *
  * @param <E> parent data object
  */
-public class CustomloaderDefinition<E extends DataObject<E>> extends DataObjectPropertyDefinition<E> {
+public class CustomloaderDefinition<E extends DataObject<E> & UniqueidentifiedInterface<E>> extends DataObjectPropertyDefinition<E> {
 
 	/**
 	 * the interface that a custom loader helper should comply to
@@ -45,6 +46,13 @@ public class CustomloaderDefinition<E extends DataObject<E>> extends DataObjectP
 	 */
 	public interface CustomloaderHelper<E extends DataObject<E>> {
 
+		/**
+		 * sets the context loader. It can help a helper get an access to a dependent loader / helper
+		 * 
+		 * @param flatfileloader
+		 */
+		public void setContextLoader(FlatFileLoader<?> flatfileloader);
+		
 		/**
 		 * gets the loader column for the corresponding column attributes
 		 * 

src/org/openlowcode/server/data/properties/HasmultidimensionalchildFlatFileLoaderHelper.java

@@ -20,6 +20,7 @@
 import org.openlowcode.server.data.ChoiceValue;
 import org.openlowcode.server.data.DataObject;
 import org.openlowcode.server.data.DataObjectDefinition;
+import org.openlowcode.server.data.loader.FlatFileLoader;
 import org.openlowcode.server.data.loader.FlatFileLoaderColumn;
 import org.openlowcode.server.data.properties.CustomloaderDefinition.CustomloaderHelper;
 import org.openlowcode.server.data.properties.multichild.MultichildValueHelper;
@@ -278,6 +279,8 @@ public String[] generateKeyAndLoadExistingData(E currentobject) {
 
 	private ArrayList<String> secondaryvalues = new ArrayList<String>();
 	private E contextobject = null;
+	@SuppressWarnings("unused")
+	private FlatFileLoader<?> parentflatfileloader;
 
 	public void setSecondaryValueForLoading(int index, String string) {
 		if (secondaryvalues.size() <= index)
@@ -363,4 +366,12 @@ public boolean generateNewRowForContext(
 		return true;
 	}
 
+	@Override
+	public void setContextLoader(FlatFileLoader<?> flatfileloader) {
+		this.parentflatfileloader = flatfileloader;
+		
+	}
+
+	
+
 }

src/org/openlowcode/server/data/properties/multichild/MultichildValueHelper.java

@@ -407,6 +407,16 @@ public class SecondValueFlatFileLoader
 		private ChoiceValue<ApplocaleChoiceDefinition> applocale;
 		private String[] extraattributes;
 
+		private F parsedvalue;
+		
+		public F getParsedValue() {
+			return parsedvalue;
+		}
+		
+		public MultichildValueHelper<E,F,G> getParent() {
+			return MultichildValueHelper.this;
+		}
+		
 		public SecondValueFlatFileLoader(
 				HasmultidimensionalchildFlatFileLoaderHelper<G, E> helper,
 				ChoiceValue<ApplocaleChoiceDefinition> applocale,
@@ -430,6 +440,10 @@ public SecondValueFlatFileLoader(
 			this.extraattributes = extraattributes;
 		}
 
+		public HasmultidimensionalchildFlatFileLoaderHelper<G, E> getHelper() {
+			return this.helper;
+		}
+		
 		@Override
 		public String[] getValueRestriction() {
 			return restrictions;
@@ -438,8 +452,9 @@ public String[] getValueRestriction() {
 		@Override
 		public boolean load(G object, Object value, PostUpdateProcessingStore<G> postupdateprocessingstore) {
 			logger.warning("Adding value in index " + index + " value = " + value.toString());
+			parsedvalue = MultichildValueHelper.this.payloadparser.apply(value, applocale, extraattributes);
 			helper.setSecondaryValueForLoading(index, MultichildValueHelper.this
-					.print(MultichildValueHelper.this.payloadparser.apply(value, applocale, extraattributes)));
+					.print(parsedvalue));
 
 			// returns false as no change of value is done
 			return false;
@@ -552,6 +567,10 @@ public MainValueFlatFileLoader(
 			this.extraattributes = extraattributes;
 		}
 
+		public HasmultidimensionalchildFlatFileLoaderHelper<G, E> getHelper() {
+			return this.helper;
+		}
+		
 		@Override
 		public boolean processAfterLineInsertion() {
 			return true;