package org.ntlab.reversedebugger;

import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.ntlab.debuggingControl.MethodCaller;

import com.sun.jdi.ClassNotLoadedException;
import com.sun.jdi.IncompatibleThreadStateException;
import com.sun.jdi.IntegerValue;
import com.sun.jdi.InvalidTypeException;
import com.sun.jdi.InvocationException;
import com.sun.jdi.StringReference;

public class ObjectFlowAliasLabelProvider  extends LabelProvider implements ITableLabelProvider {

	@Override
	public String getColumnText(Object element, int columnIndex) {
		if (element instanceof MethodCaller) {
			MethodCaller mc = (MethodCaller)element;
			if (mc.getObj() == null) {
				return "";
			}
			try {
				switch (columnIndex) {
				case 0:
					return ((StringReference)mc.callInstanceMethod("getObjectId")).value();
				case 1:
					return ((StringReference)mc.callInstanceMethod("getClassName")).value();
				case 2:
					return String.valueOf(((IntegerValue)mc.callInstanceMethod("getLineNo")).value());					
				case 3:
					return ((StringReference)mc.callInstanceMethod("getStatementType")).value();
				case 4:
					return ((StringReference)mc.callInstanceMethod("getStatementSignature")).value();
				case 5:
					return String.format("%3d", (((IntegerValue)mc.callInstanceMethod("getOccurrenceExp")).value()));
				}				
			} catch (InvalidTypeException | ClassNotLoadedException
					| InvocationException | IncompatibleThreadStateException e) {
				e.printStackTrace();
			}
		}
		return "テスト用テキスト" + columnIndex;
	}
	
	@Override
	public Image getColumnImage(Object element, int columnIndex) {
		return getImage(element);
	}
	
	@Override
	public Image getImage(Object element) {
		return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT);
	}
}