Extensions.java

package com.robotoworks.mechanoid.sharedprefs.generator;

import org.eclipse.xtext.util.Strings;

import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.BooleanLiteral;
import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.Literal;
import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.NumericLiteral;
import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.Preference;
import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.PreferenceType;
import com.robotoworks.mechanoid.sharedprefs.sharedPreferencesModel.StringLiteral;

public class Extensions {
	public static String toTypeLiteral(PreferenceType type) {
		switch(type) {
		case BOOLEAN:
			return "boolean";
		case FLOAT:
			return "float";
		case INTEGER:
			return "int";
		case LONG:
			return "long";
		case STRING:
			return "String";
		}
		return "";
	}

	public static String toDefaultValue(Preference pref) {
		Literal lit = pref.getDefaultValue();
		if(lit != null) {
			if(lit instanceof StringLiteral) {
				return "\"" + Strings.convertToJavaString(((StringLiteral)lit).getLiteral()) + "\"";
			} else if(lit instanceof BooleanLiteral) {
				return ((BooleanLiteral)lit).getLiteral().toString();
			} else if(lit instanceof NumericLiteral) {
				float v = ((NumericLiteral)lit).getLiteral().floatValue();
				if((v - Math.floor(v))  > 0) {
				    return String.valueOf(v) + "f";
				} else {
				    return String.valueOf((int)v);
				}
			}
		} 
		
		return getDefaultValue(pref.getType());
	}

	public static String getDefaultValue(PreferenceType type) {
		switch(type) {
		case STRING:
			return "null";
		case BOOLEAN:
			return "false";
		case FLOAT:
			return "0.0f";
		case INTEGER:
			return "0";
		case LONG:
			return "0L";
		default:
			return "";
		}
	}
	
	public static String toGetMethodName(PreferenceType type) {
		switch(type) {
		case BOOLEAN:
			return "getBoolean";
		case FLOAT:
			return "getFloat";
		case INTEGER:
			return "getInt";
		case LONG:
			return "getLong";
		case STRING:
			return "getString";
		}
		return "";
	}
	public static String toPutMethodName(PreferenceType type) {
		switch(type) {
		case BOOLEAN:
			return "putBoolean";
		case FLOAT:
			return "putFloat";
		case INTEGER:
			return "putInt";
		case LONG:
			return "putLong";
		case STRING:
			return "putString";
		}
		return "";
	}
}