import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
public static Color colorFromString(String rgbString) {
	if (rgbString != null && rgbString.trim().length() > 0) {
		Color col = JFaceResources.getColorRegistry().get(rgbString);
		try {
			if (col == null) {
				RGB rgb = StringConverter.asRGB(rgbString);
				JFaceResources.getColorRegistry().put(rgbString, rgb);
				col = JFaceResources.getColorRegistry().get(rgbString);
			}
		}
		catch (DataFormatException e) {
			log.error("Corrupt color value: " + rgbString, e);
		}
		return col;
	}
	return null;
}
 

import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
public void createColorProperty(Composite cmp, final String prop, String name, final IPreferenceStore store) {
	new Label(cmp, SWT.NONE).setText(name);

	final ColorSelector colorSelector = new ColorSelector(cmp);
	colorSelector.addListener(new IPropertyChangeListener() {
		public void propertyChange(PropertyChangeEvent event) {
			properties.put(prop, StringConverter.asString(colorSelector.getColorValue()));
			save(store);
		}
	});
	try {
		colorSelector.setColorValue(StringConverter.asRGB(properties.get(prop)));
	} catch (DataFormatException e) {
		e.printStackTrace();
	}
}
 

import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
@Override
  public Object convert(Object fromObject) {
    if (fromObject instanceof String) {
    	try {
    		return StringConverter.asInt(fromObject.toString());
    	} catch(DataFormatException e) {
    		
    	}
    } else if (fromObject instanceof Integer) {
    	return StringConverter.asString((Integer)fromObject);
    } else if(fromObject == null)
    	return null;
    throw new IllegalArgumentException(fromObject.getClass() + " type cannot be converted by " + getClass());
}
 

import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
private RGB parseRgb(String rgbString) {
	RGB rgb = null;
	if (rgbString != null) {
		if (rgbString.equalsIgnoreCase("null")) {
			rgb = NULL;
		} else {
			try {
				rgb = ColorUtils.parseRGB(rgbString);
			} catch (DataFormatException x) {
				LogUtil.error(x);
			}
		}
	}
	return rgb;
}
 

import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
/**
 * Create a Color instance using the String created by {@link ColorPersistor#asColor(String)}
 */
public static Color asColor(String colorAsString) {
	try {
		return GUIHelper.getColor(StringConverter.asRGB(colorAsString));
	} catch (DataFormatException e) {
		return DEFAULT_COLOR;
	}
}
 

import org.eclipse.jface.resource.DataFormatException; //导入依赖的package包/类
protected Color getNamedColor(String name) {
    Color color = fNamedColorTable.get(name);
    if (color == null || color.isDisposed()) {
        String colorCode = preferences != null ? preferences.getString(name) : "";
        if (colorCode.length() == 0) {
            if (name.equals("RED")) {
                color = getColor(new RGB(255, 0, 0));

            } else if (name.equals("BLACK")) {
                color = getColor(new RGB(0, 0, 0));

            } else if (name.equals("WHITE")) {
                color = getColor(new RGB(255, 255, 255));

            } else {
                Log.log("Unknown color:" + name);
                color = getColor(new RGB(255, 0, 0));
            }
        } else {
            try {
                RGB rgb = StringConverter.asRGB(colorCode);
                color = new Color(Display.getCurrent(), rgb);
                fNamedColorTable.put(name, color);
            } catch (DataFormatException e) {
                // Data conversion failure, maybe someone edited our prefs by hand
                Log.log(e);
                color = getColor(new RGB(255, 50, 0));
            }
        }
    }
    return color;
}