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Module.java
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public class Module {
Controller c;
int r0, r0Int;
int r1, r1Int;
int r2, r2Int;
String[] split;
int biN1 = 0;
int biN2 = 0;
int biN3 = 0;
int biN4 = 0;
int biN5 = 0;
int biN6 = 0;
int biN7 = 0;
int biN8 = 0;
String biResult;
int number1, number2, number3, number4, number5, number6, number7, number8;
String bi1 = "";
String bi2 = "";
String bi3 = "";
String bi4 = "";
String bi5 = "";
String bi6 = "";
String bi7 = "";
String bi8 = "";
public Module(Controller fromC) {
c = fromC;
}
/**
* Convert ARM to binary and hex number
* <p>
* Convert ARM to binary number and then convert
* binary number to hex number
* <p>
*
* @param arm ARM instruction
*/
public void armToBinaryAndHex(String arm) {
// arm to binary
c.feedback.setText("Feedback on Errors");
c.bi.setText("");
c.hex.setText("");
arm = arm.replaceAll(" ", "");
biResult = "1110000";
try {
if (arm.substring(0, 3).equalsIgnoreCase("AND"))
biResult += "0000";
else if (arm.substring(0, 3).equalsIgnoreCase("EOR"))
biResult += "0001";
else if (arm.substring(0, 3).equalsIgnoreCase("SUB"))
biResult += "0010";
else if (arm.substring(0, 3).equalsIgnoreCase("RSB"))
biResult += "0011";
else if (arm.substring(0, 3).equalsIgnoreCase("ADD"))
biResult += "0100";
else if (arm.substring(0, 3).equalsIgnoreCase("ADC"))
biResult += "0101";
else if (arm.substring(0, 3).equalsIgnoreCase("SBC"))
biResult += "0110";
else if (arm.substring(0, 3).equalsIgnoreCase("RSC"))
biResult += "0111";
else if (arm.substring(0, 3).equalsIgnoreCase("TST"))
biResult += "1000";
else if (arm.substring(0, 3).equalsIgnoreCase("TEQ"))
biResult += "1001";
else if (arm.substring(0, 3).equalsIgnoreCase("CMP"))
biResult += "1010";
else if (arm.substring(0, 3).equalsIgnoreCase("CMN"))
biResult += "1011";
else if (arm.substring(0, 3).equalsIgnoreCase("ORR"))
biResult += "1100";
else if (arm.substring(0, 3).equalsIgnoreCase("MOV"))
biResult += "1101";
else if (arm.substring(0, 3).equalsIgnoreCase("BIC"))
biResult += "1110";
else if (arm.substring(0, 3).equalsIgnoreCase("MVN"))
biResult += "1111";
} catch (Exception e) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
biResult += "0";
String r1 = "";
String r0 = "";
String r2 = "";
try {
split = arm.split(",");
r1Int = Integer.parseInt(split[1].substring(1));
r0Int = Integer.parseInt(split[0].substring(4));
r2Int = Integer.parseInt(split[2].substring(1));
if (r0Int > 15 || r0Int < 0) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
if (r1Int > 15 || r1Int < 0) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
if (r2Int > 15 || r2Int < 0) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
for (int i = 0; i < 4; ++i) {
r1 = (r1Int & 1) + r1;
r0 = (r0Int & 1) + r0;
r2 = (r2Int & 1) + r2;
r1Int = (short) (r1Int >> 1);
r2Int = (short) (r2Int >> 1);
r0Int = (short) (r0Int >> 1);
}
} catch (Exception e) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
biResult = biResult + r1 + r0 + "00000000" + r2;
if (biResult.length() != 32) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
// binary to hex
// binary to integer
try {
number1 = Integer.parseInt(biResult.substring(0, 4), 2); // first 4 binary digit to integer
number2 = Integer.parseInt(biResult.substring(4, 8), 2); // second 4 binary digit to integer
number3 = Integer.parseInt(biResult.substring(8, 12), 2);
number4 = Integer.parseInt(biResult.substring(12, 16), 2);
number5 = Integer.parseInt(biResult.substring(16, 20), 2);
number6 = Integer.parseInt(biResult.substring(20, 24), 2);
number7 = Integer.parseInt(biResult.substring(24, 28), 2);
number8 = Integer.parseInt(biResult.substring(28, 32), 2);
} catch (Exception e) {
c.feedback.setText("Inappropriate ARM, please try again.");
}
// integer to hex
String hex = "";
hex = Integer.toHexString(number1) + Integer.toHexString(number2) + Integer.toHexString(number3)
+ Integer.toHexString(number4) +
Integer.toHexString(number5) + Integer.toHexString(number6) + Integer.toHexString(number7)
+ Integer.toHexString(number8);
// setText()
if (c.feedback.getText().equals("Feedback on Errors")) {
c.bi.setText(biResult);
c.hex.setText(hex.toUpperCase());
}
}
/**
* Convert binary number to ARM and hex number.
* <p>
* For the conversion of binary to hex number,
* convert binary to integer first then to hex number.
* <p>
*
* @param binary binary number
*/
public void binaryToArmAndHex(String binary) {
// binary to ARM
c.feedback.setText("Feedback on Errors");
c.arm.setText("");
c.hex.setText("");
binary = binary.replaceAll(" ", "");
if (binary.length() != 32) {
c.feedback.setText("Inappropriate binary number, please try again.");
}
String arm = "";
try {
if (binary.substring(7, 11).equals("0000"))
arm += "AND ";
else if (binary.substring(7, 11).equals("0001"))
arm += "EOR ";
else if (binary.substring(7, 11).equals("0010"))
arm += "SUB ";
else if (binary.substring(7, 11).equals("0011"))
arm += "RSB ";
else if (binary.substring(7, 11).equals("0100"))
arm += "ADD ";
else if (binary.substring(7, 11).equals("0101"))
arm += "ADC ";
else if (binary.substring(7, 11).equals("0110"))
arm += "SBC ";
else if (binary.substring(7, 11).equals("0111"))
arm += "RSC ";
else if (binary.substring(7, 11).equals("1000"))
arm += "TST ";
else if (binary.substring(7, 11).equals("1001"))
arm += "TEQ ";
else if (binary.substring(7, 11).equals("1010"))
arm += "CMP ";
else if (binary.substring(7, 11).equals("1011"))
arm += "CMN ";
else if (binary.substring(7, 11).equals("1100"))
arm += "ORR ";
else if (binary.substring(7, 11).equals("1101"))
arm += "MOV ";
else if (binary.substring(7, 11).equals("1110"))
arm += "BIC ";
else if (binary.substring(7, 11).equals("1111"))
arm += "MVN ";
} catch (Exception e) {
c.feedback.setText("Inappropriate binary number, please try again.");
}
try {
r0 = Integer.parseInt(binary.substring(16, 20), 2);
r1 = Integer.parseInt(binary.substring(12, 16), 2);
r2 = Integer.parseInt(binary.substring(28, 32), 2);
// System.out.println(" testing binary " + binary);
} catch (Exception e) {
System.out.println("Inappropriate binary number, please try again.");
}
arm = arm + "r" + r0 + "," + "r" + r1 + "," + "r" + r2;
// binary to Hex
// binary to integer
try {
number1 = Integer.parseInt(binary.substring(0, 4), 2); // first 4 binary digit to integer
number2 = Integer.parseInt(binary.substring(4, 8), 2); // second 4 binary digit to integer
number3 = Integer.parseInt(binary.substring(8, 12), 2);
number4 = Integer.parseInt(binary.substring(12, 16), 2);
number5 = Integer.parseInt(binary.substring(16, 20), 2);
number6 = Integer.parseInt(binary.substring(20, 24), 2);
number7 = Integer.parseInt(binary.substring(24, 28), 2);
number8 = Integer.parseInt(binary.substring(28, 32), 2);
} catch (Exception e) {
c.feedback.setText("Inappropriate binary number, please try again.");
}
// integer to hex
String hex = "";
hex = Integer.toHexString(number1) + Integer.toHexString(number2) + Integer.toHexString(number3)
+ Integer.toHexString(number4) +
Integer.toHexString(number5) + Integer.toHexString(number6) + Integer.toHexString(number7)
+ Integer.toHexString(number8);
if (c.feedback.getText().equals("Errors Feedback")) {
c.arm.setText(arm);
c.hex.setText(hex.toUpperCase());
}
}
/**
* Convert hex number to ARM and binary number.
* <p>
* For the conversion of hex to binary,
* convert hex to integer first then to binary
* <p>
*
* @param binary binary number
*/
public void hexToBinaryAndARM(String hexString) {
// hex to binary
c.feedback.setText("Feedback on Errors");
c.bi.setText("");
c.arm.setText("");
bi1 = "";
bi2 = "";
bi3 = "";
bi4 = "";
bi5 = "";
bi6 = "";
bi7 = "";
bi8 = "";
biN1 = 0;
biN2 = 0;
biN3 = 0;
biN4 = 0;
biN5 = 0;
biN6 = 0;
biN7 = 0;
biN8 = 0;
hexString = hexString.replaceAll(" ", "");
if (hexString.length() != 8) {
c.feedback.setText("Inappropriate hex number, please try again.");
}
// hex to int
try {
biN1 = Integer.parseInt(hexString.substring(0, 1), 16);
biN2 = Integer.parseInt(hexString.substring(1, 2), 16);
biN3 = Integer.parseInt(hexString.substring(2, 3), 16);
biN4 = Integer.parseInt(hexString.substring(3, 4), 16);
biN5 = Integer.parseInt(hexString.substring(4, 5), 16);
biN6 = Integer.parseInt(hexString.substring(5, 6), 16);
biN7 = Integer.parseInt(hexString.substring(6, 7), 16);
biN8 = Integer.parseInt(hexString.substring(7, 8), 16);
} catch (Exception e) {
c.feedback.setText("Inappropriate hex number, please try again.");
}
// int to binary
try {
for (int i = 0; i < 4; ++i) {
bi1 = (biN1 & 1) + bi1;
bi2 = (biN2 & 1) + bi2;
bi3 = (biN3 & 1) + bi3;
bi4 = (biN4 & 1) + bi4;
bi5 = (biN5 & 1) + bi5;
bi6 = (biN6 & 1) + bi6;
bi7 = (biN7 & 1) + bi7;
bi8 = (biN8 & 1) + bi8;
biN1 = (short) (biN1 >> 1);
biN2 = (short) (biN2 >> 1);
biN3 = (short) (biN3 >> 1);
biN4 = (short) (biN4 >> 1);
biN5 = (short) (biN5 >> 1);
biN6 = (short) (biN6 >> 1);
biN7 = (short) (biN7 >> 1);
biN8 = (short) (biN8 >> 1);
}
} catch (Exception e) {
c.feedback.setText("Inappropriate hex number, please try again.");
}
String binary = "";
binary = bi1 + bi2 + bi3 + bi4 + bi5 + bi6 + bi7 + bi8;
if (binary.length() != 32) {
c.feedback.setText("Inappropriate hex number, please try again.");
}
// binary to ARM
String arm = "";
if (binary.substring(7, 11).equals("0000"))
arm += "AND ";
else if (binary.substring(7, 11).equals("0001"))
arm += "EOR ";
else if (binary.substring(7, 11).equals("0010"))
arm += "SUB ";
else if (binary.substring(7, 11).equals("0011"))
arm += "RSB ";
else if (binary.substring(7, 11).equals("0100"))
arm += "ADD ";
else if (binary.substring(7, 11).equals("0101"))
arm += "ADC ";
else if (binary.substring(7, 11).equals("0110"))
arm += "SBC ";
else if (binary.substring(7, 11).equals("0111"))
arm += "RSC ";
else if (binary.substring(7, 11).equals("1000"))
arm += "TST ";
else if (binary.substring(7, 11).equals("1001"))
arm += "TEQ ";
else if (binary.substring(7, 11).equals("1010"))
arm += "CMP ";
else if (binary.substring(7, 11).equals("1011"))
arm += "CMN ";
else if (binary.substring(7, 11).equals("1100"))
arm += "ORR ";
else if (binary.substring(7, 11).equals("1101"))
arm += "MOV ";
else if (binary.substring(7, 11).equals("1110"))
arm += "BIC ";
else if (binary.substring(7, 11).equals("1111"))
arm += "MVN ";
try {
r0 = Integer.parseInt(binary.substring(16, 20), 2);
r1 = Integer.parseInt(binary.substring(12, 16), 2);
r2 = Integer.parseInt(binary.substring(28, 32), 2);
// System.out.println(" testing binary " + binary);
} catch (Exception e) {
c.feedback.setText("Inappropriate hex number, please try again.");
}
arm = arm + "r" + r0 + "," + "r" + r1 + "," + "r" + r2;
if (c.feedback.getText().equals("Errors Feedback")) {
c.arm.setText(arm);
c.bi.setText(binary);
}
}
}