Se agrega atributo para determinar si una orden de venta, factura, pago,

cobro, orden de compra o documento por pagar es excento para retener en
función del tipo de documento

core/src/main/java/base/org/erpya/lve/model/LVE.java

@@ -39,6 +39,7 @@
 import org.compiere.model.MMovement;
 import org.compiere.model.MOrder;
 import org.compiere.model.MOrderLine;
+import org.compiere.model.MPayment;
 import org.compiere.model.MTax;
 import org.compiere.model.ModelValidationEngine;
 import org.compiere.model.ModelValidator;
@@ -92,6 +93,8 @@ public void initialize(ModelValidationEngine engine, MClient client) {
 		engine.addModelChange(MBPartner.Table_Name, this);
 		engine.addModelChange(MWHWithholding.Table_Name, this);
 		engine.addModelChange(MInvoiceLine.Table_Name, this);
+		engine.addModelChange(MOrder.Table_Name, this);
+		engine.addModelChange(MPayment.Table_Name, this);
 
 		LVEImport importValidator = new LVEImport(); 
 		engine.addImportValidate(I_I_Invoice.Table_Name,importValidator);
@@ -400,7 +403,9 @@ public String modelChange(PO po, int type) throws Exception {
 							invoice.set_ValueOfColumn(LVEUtil.COLUMNNAME_WHThirdParty_ID, WHThirdParty_ID);
 					}
 				}
-			}if (po.get_TableName().equals(MInvoiceLine.Table_Name)) {
+				//	By Default
+				LVEUtil.setDefaultValuesFromDocumentType(invoice);
+			} if (po.get_TableName().equals(MInvoiceLine.Table_Name)) {
 				MInvoiceLine invoiceLine = (MInvoiceLine) po;
 				MInvoice invoice = invoiceLine.getParent();
 				if (invoice.get_ValueAsInt(LVEUtil.COLUMNNAME_InvoiceToAllocate_ID)!= 0
@@ -413,8 +418,7 @@ else if(invoiceLine.is_ValueChanged(LVEUtil.COLUMNNAME_InvoiceToAllocate_ID)
 					invoice.set_ValueOfColumn(LVEUtil.COLUMNNAME_InvoiceToAllocate_ID, invoiceLine.get_ValueAsInt(LVEUtil.COLUMNNAME_InvoiceToAllocate_ID));
 					invoice.save();
 				}
-			}
-			else if(po.get_TableName().equals(MBPartner.Table_Name)) {
+			} else if(po.get_TableName().equals(MBPartner.Table_Name)) {
 				MBPartner businessPartner = (MBPartner) po;
 				if(type == TYPE_BEFORE_NEW
 						|| type == TYPE_BEFORE_CHANGE) {
@@ -445,6 +449,12 @@ else if(po.get_TableName().equals(MBPartner.Table_Name)) {
 					invoiceLine.set_ValueOfColumn("InvoiceToAllocate_ID", withholding.getSourceInvoice_ID());
 					invoiceLine.save();
 				}
+			} if (po.get_TableName().equals(MOrder.Table_Name)) {
+				//	By Default
+				LVEUtil.setDefaultValuesFromDocumentType(po);
+			} if (po.get_TableName().equals(MPayment.Table_Name)) {
+				//	By Default
+				LVEUtil.setDefaultValuesFromDocumentType(po);
 			}
 		} else if (type == TYPE_AFTER_CHANGE) {
 			// Set Is Paid for Auto Allocation Invoice Documents

core/src/main/java/base/org/erpya/lve/util/LVEUtil.java

@@ -23,7 +23,10 @@
 import java.util.regex.Pattern;
 
 import org.adempiere.exceptions.AdempiereException;
+import org.compiere.model.I_C_Order;
+import org.compiere.model.MDocType;
 import org.compiere.model.MSysConfig;
+import org.compiere.model.PO;
 import org.compiere.util.Util;
 
 /**
@@ -152,4 +155,30 @@ public static String processBusinessPartnerValue(Properties context, int clientI
 				.replaceAll("[^0-9JVEGjveg]", "")
 				.toUpperCase();
 	}
+
+	/**
+	 * Set default values from document type
+	 * @param entity
+	 */
+	public static void setDefaultValuesFromDocumentType(PO entity) {
+		int columnIndex = entity.get_ColumnIndex(I_C_Order.COLUMNNAME_C_DocTypeTarget_ID);
+		if(columnIndex < 0) {
+			columnIndex = entity.get_ColumnIndex(I_C_Order.COLUMNNAME_C_DocType_ID);
+		}
+		//	Nothing
+		if(columnIndex < 0) {
+			return;
+		}
+		int documentTypeId = entity.get_ValueAsInt(columnIndex);
+		//	No has a Document Type selected
+		if(documentTypeId <= 0) {
+			return;
+		}
+		if(entity.is_new()
+				|| entity.is_ValueChanged(columnIndex)) {
+			MDocType documentType = MDocType.get(entity.getCtx(), documentTypeId);
+			entity.set_ValueOfColumn(COLUMNNAME_IsWithholdingTaxExempt, documentType.get_Value(COLUMNNAME_IsWithholdingTaxExempt));
+			//	Add here other columns from document type
+		}
+	}
 }