function to move production to the very end and insert threshold if

required

CupPlugin/src/de/tum/in/www2/cupplugin/views/ConflictPanel.java

@@ -565,6 +565,10 @@ class ConflictPanel extends Composite {
 			public void widgetSelected(SelectionEvent e){
 				
 				if(!(conflict instanceof ShiftReduceConflict)) {
+					
+					//DEBUG
+					cupConflictsView.moveItemToVeryEnd(((ReduceReduceConflict)conflict).getConflictItem1());
+					
 					return;
 				}
 				if(resolutionOptions.getSelectionIndex() == 0){

CupPlugin/src/de/tum/in/www2/cupplugin/views/CupConflictsView.java

@@ -33,14 +33,17 @@ import de.in.tum.www2.cup.LALRResult;
 import de.in.tum.www2.cup.Position;
 import de.in.tum.www2.cup.ReduceReduceConflict;
 import de.in.tum.www2.cup.ShiftReduceConflict;
+import de.in.tum.www2.cup.ast.AbstractNode;
 import de.in.tum.www2.cup.ast.IProductionRightPart;
 import de.in.tum.www2.cup.ast.ParserResult;
 import de.in.tum.www2.cup.ast.Precedence;
+import de.in.tum.www2.cup.ast.Production;
 import de.in.tum.www2.cup.ast.ProductionRight;
 import de.in.tum.www2.cup.ast.ProductionSymbolRef;
 import de.in.tum.www2.cup.ast.SymbolDeclaration;
 import de.in.tum.www2.cup.ast.Terminal;
 import de.in.tum.www2.cup.internal.internal_error;
+import de.in.tum.www2.cup.internal.lalr_item;
 import de.in.tum.www2.cup.internal.lr_item_core;
 import de.in.tum.www2.cup.internal.terminal;
 import de.tum.in.www2.cupplugin.Colors;
@@ -587,4 +590,41 @@ public class CupConflictsView extends FailableView implements ICupEditorPageVisi
 			return false;
 		}
 	}
+
+	
+	public void moveItemToVeryEnd(lalr_item item){
+		Production p =(Production)item.the_production().getAstNode().getParent();
+		IDocument document = editor.getDocument();
+		
+		if(p.getRightHandSides().size() == 1){
+			// Base case
+			try {
+				String pString = document.get(p.getBegin().getOffsetFromStart(), 
+						p.getEnd().getOffsetFromStart() - p.getBegin().getOffsetFromStart());
+				
+				ParserResult r = Model.getInstanceForDocument(document).getAstModel();
+				
+				int positionForProd = 0;
+				// Grammar can be assumed to have at least two productions -> safe
+				positionForProd = r.productions.get(r.productions.size()-1).getEnd().getOffsetFromStart();
+				
+				String toInsert = "\n\n//Moved by CUP Eclipse plugin\n" + pString;
+				
+				if(ignoreRRAfterLine == -1){
+					toInsert = "\n\n// " + TRESHOLD_STRING + "\n // After this the order of productions matters" + toInsert;
+				}
+				
+				document.replace(positionForProd, 0, toInsert);
+				// We have a guarantee that we are moving stuff backwards, so this works
+				document.replace(p.getBegin().getOffsetFromStart(), p.getEnd().getOffsetFromStart() - p.getBegin().getOffsetFromStart(), "");
+				
+				return;
+			} catch (BadLocationException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+		}
+		
+		return;
+	}
 }