Debug.java

package de.bse.prgm.cmd.debug;

import de.bse.prgm.cmd.ICommand;
import de.bse.prgm.err.runtime.BadFormatRuntimeError;
import de.bse.run.app.IConsole;
import de.bse.vm.Machine;
import de.bse.vm.var.format.Formatter;

/**
 * Formats and prints its arguments to the console.
 * 
 * @author Jonas Reichmann, Elias Groll
 * @version 10.15
 */
public class Debug implements ICommand {

	private final String[] args;
	private String allArgs = "";

	/**
	 * Create a new Debug.
	 * 
	 * @param args
	 *            elements can be string, a variable or a constant. Variables
	 *            and constants can be formatted as ASCII, binary number or hex
	 *            number.
	 */
	public Debug(String[] args) {
		this.args = args;
		for (String arg : args) {
			allArgs += arg + " ";
		}
	}

	public void execute(Machine machine, IConsole console) {
		String result = "";
		try {
			for (String arg : args) {
				String tmp = evaluate(arg, machine, console);
				result = tmp.equals("") ? "" : result + tmp;
			}
			console.printLn(result);
		} catch (Exception e) {
			machine.getProgram().addError(new BadFormatRuntimeError("DEBUG"));

		}
	}

	private String evaluate(String string, Machine machine, IConsole console) {
		string = string.trim();
		if (string.startsWith("\"") && string.endsWith("\"")) {
			string = string.substring(1, string.length());
			string = string.substring(0, string.length() - 1);
			return string;
		} else if (string.equals("CR")) {
			return System.lineSeparator();
		} else if (string.equals("EEPROM")) {
			return machine.getEeprom().toString();
		} else if (string.equals("CLS")) {
			console.clearConsole();
			return "";
		} else {
			return createVarInfo(
					string,
					machine.parseIVariable(
							string.replaceAll(
									machine.getAllFormattersAndHashTag(), ""))
							.getValue(), machine);
		}
	}

	private String createVarInfo(String string, long num, Machine machine) {
		String retString = "";

		// Formatter formatter = null;

		if (!(string.contains("#"))) {
			retString += string.replaceAll(
					machine.getAllFormattersAndHashTag(), "") + " = ";
		} else {
			string = string.replaceAll("#", "").trim();
		}
		if (string.contains("@")) {
			// formatter = new AsciiFormatter(String.valueOf(num));
			retString += Formatter.convertToFormattedAsciiString(num);
		} else if (string.contains("$")) {
			// formatter = new HexFormatter(String.valueOf(num));
			retString += Formatter.convertToFormattedHexString(num);
		} else if (string.contains("%")) {
			// formatter = new BinFormatter(String.valueOf(num));
			retString += Formatter.convertToBinaryString(num);
		} else {
			retString += String.valueOf(num);
		}
		// try {
		// retString += formatter.convertToString();
		// } catch (NullPointerException e) {
		// retString += String.valueOf(num);
		// }

		return retString;
	}

	public String infoMsg() {
		return "[Info]DEBUG-Message has the format: " + allArgs;
	}

	public String toString() {
		return "DEBUG";
	}
}