Bug 85403 [quick assist] convert 'switch' into if-else-if fails if case has block
I20050215-2300 test case: switch (a) { case 1 : { System.out.println("1"); break; } }
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java
resultingCollections.add(proposal);
				result = true;
			}
		}
		
		{
			IfStatement innerIf = null;
			if (ifStatement.getThenStatement() instanceof IfStatement) {
				innerIf = (IfStatement) ifStatement.getThenStatement();
			} else if (ifStatement.getThenStatement() instanceof Block) {
				Block block = (Block) ifStatement.getThenStatement();
				if ((block.statements().size() == 1) && (block.statements().get(0) instanceof IfStatement)) {
					innerIf = (IfStatement) block.statements().get(0);
				}
			}
			if ((innerIf != null) && (innerIf.getElseStatement() == null)) {
				if (resultingCollections == null) {
					return true;
				}
				
				AST ast = statement.getAST();
				ASTRewrite rewrite = ASTRewrite.create(ast);
				
				Expression innerCondition = (Expression) rewrite.createCopyTarget(innerIf.getExpression());
				Expression outerCondition = (Expression) rewrite.createCopyTarget(ifStatement.getExpression());
				
				rewrite.replace(innerIf.getExpression(), outerCondition, null);
				rewrite.replace(ifStatement.getExpression(), innerCondition, null);
				
				String label = CorrectionMessages.AdvancedQuickAssistProcessor_exchangeInnerAndOuterIfConditions_description;