SpreadSheet task completed until rule 10 Samitha Jayathilake 2520614

.besouro/20161012142150776/besouroEpisodes.txt

@@ -0,0 +1,107 @@
+1476271678563 test-addition 2 367 true
+1476271678564 test-addition 1 367 true
+1476271950606 test-addition 1 233 true
+1476271950607 test-addition 1 233 true
+1476271950608 test-addition 1 233 true
+1476272034216 refactoring 1A 24 true
+1476272034217 refactoring 3 24 true
+1476272034218 refactoring 3 24 true
+1476272669239 test-first 3 612 true
+1476272669240 test-first 3 612 true
+1476272669241 test-first 3 612 true
+1476272669242 test-first 3 612 true
+1476272669243 test-first 3 612 true
+1476272669244 test-first 3 612 true
+1476272669245 test-first 3 612 true
+1476272669246 test-first 3 612 true
+1476272669247 test-first 3 612 true
+1476272722602 test-addition 1 41 true
+1476272722603 test-addition 1 41 true
+1476273007371 test-first 3 280 true
+1476273007372 test-first 3 280 true
+1476273007373 test-first 3 280 true
+1476273047923 production 2 14 false
+1476273209685 test-first 3 112 true
+1476273209686 test-first 3 112 true
+1476273209687 test-first 3 112 true
+1476273209688 test-first 3 112 true
+1476273233713 refactoring 2A 8 true
+1476273261060 production 2 7 false
+1476273310613 refactoring 2A 7 true
+1476273685750 test-first 3 209 true
+1476273685751 test-first 3 209 true
+1476273881112 test-addition 1 173 true
+1476273881113 test-addition 1 173 true
+1476273977582 test-addition 1 48 true
+1476273977583 test-addition 1 48 true
+1476274107669 test-addition 1 119 true
+1476274409528 test-addition 2 287 true
+1476274409529 test-addition 1 287 true
+1476274409530 test-addition 2 287 true
+1476274409531 test-addition 1 287 true
+1476274462301 regression 1 0 true
+1476274766504 refactoring 2B 240 true
+1476274766505 refactoring 2B 240 true
+1476274766506 refactoring 2B 240 true
+1476274766507 regression 1 240 true
+1476274853107 test-addition 1 51 true
+1476274853108 test-addition 1 51 true
+1476274919063 test-addition 1 59 true
+1476274919064 test-addition 1 59 true
+1476275247005 test-addition 2 264 true
+1476275247006 test-addition 1 264 true
+1476275247007 test-addition 2 264 true
+1476275247008 test-addition 1 264 true
+1476276690110 test-addition 2 1298 true
+1476276690111 test-addition 2 1298 true
+1476276690112 test-addition 1 1298 true
+1476276690113 test-addition 2 1298 true
+1476276690114 test-addition 2 1298 true
+1476276690115 test-addition 2 1298 true
+1476276690116 test-addition 2 1298 true
+1476276690117 test-addition 2 1298 true
+1476276690118 test-addition 2 1298 true
+1476276690119 test-addition 2 1298 true
+1476276690120 test-addition 2 1298 true
+1476276690121 test-addition 2 1298 true
+1476276690122 test-addition 2 1298 true
+1476276690123 test-addition 2 1298 true
+1476276690124 test-addition 2 1298 true
+1476276690125 test-addition 2 1298 true
+1476276690126 test-addition 1 1298 true
+1476276690127 test-addition 2 1298 true
+1476276717635 refactoring 2B 14 true
+1476276717636 refactoring 2B 14 true
+1476276717637 regression 1 14 true
+1476278967934 test-addition 2 2241 true
+1476278967935 test-addition 2 2241 true
+1476278967936 test-addition 2 2241 true
+1476278967937 test-addition 2 2241 true
+1476278967938 test-addition 2 2241 true
+1476278967939 test-addition 2 2241 true
+1476278967940 test-addition 2 2241 true
+1476278967941 test-addition 2 2241 true
+1476278967942 test-addition 2 2241 true
+1476278967943 test-addition 2 2241 true
+1476278967944 test-addition 2 2241 true
+1476278967945 test-addition 1 2241 true
+1476278967946 test-addition 2 2241 true
+1476278967947 test-addition 2 2241 true
+1476278967948 test-addition 1 2241 true
+1476278967949 test-addition 2 2241 true
+1476278967950 test-addition 2 2241 true
+1476278967951 test-addition 2 2241 true
+1476278967952 test-addition 2 2241 true
+1476278967953 test-addition 2 2241 true
+1476279027989 test-addition 2 51 true
+1476279027990 test-addition 1 51 true
+1476279027991 test-addition 2 51 true
+1476279027992 test-addition 1 51 true
+1476279075080 test-addition 2 39 true
+1476279075081 test-addition 1 39 true
+1476279075082 test-addition 2 39 true
+1476279075083 test-addition 1 39 true
+1476279135285 test-addition 2 48 true
+1476279135286 test-addition 1 48 true
+1476279135287 test-addition 2 48 true
+1476279135288 test-addition 1 48 true

.besouro/20161012142150776/randomHeuristicEpisodes.txt

@@ -0,0 +1,27 @@
+1476271678563 test-addition 2 367 false
+1476271950606 test-addition 1 233 false
+1476272034216 refactoring 1A 24 true
+1476272669239 test-first 3 612 true
+1476272722602 test-addition 1 41 true
+1476273007371 test-first 3 280 true
+1476273047923 production 2 14 true
+1476273209685 test-first 3 112 true
+1476273233713 refactoring 2A 8 false
+1476273261060 production 2 7 true
+1476273310613 refactoring 2A 7 true
+1476273685750 test-first 3 209 true
+1476273881112 test-addition 1 173 false
+1476273977582 test-addition 1 48 true
+1476274107669 test-addition 1 119 true
+1476274409528 test-addition 2 287 false
+1476274462301 regression 1 0 false
+1476274766504 refactoring 2B 240 true
+1476274853107 test-addition 1 51 true
+1476274919063 test-addition 1 59 true
+1476275247005 test-addition 2 264 true
+1476276690110 test-addition 2 1298 true
+1476276717635 refactoring 2B 14 true
+1476278967934 test-addition 2 2241 false
+1476279027989 test-addition 2 51 false
+1476279075080 test-addition 2 39 true
+1476279135285 test-addition 2 48 true

.besouro/20161012142150776/zorroEpisodes.txt

@@ -0,0 +1,27 @@
+1476271678563 test-addition 2 367 true
+1476271950606 test-addition 1 272 true
+1476272034216 refactoring 1A 83 true
+1476272669239 test-first 3 635 true
+1476272722602 test-addition 1 53 true
+1476273007371 test-first 3 284 true
+1476273047923 production 2 40 true
+1476273209685 test-first 3 161 true
+1476273233713 refactoring 2A 24 true
+1476273261060 production 2 27 true
+1476273310613 refactoring 2A 49 true
+1476273685750 test-first 3 375 true
+1476273881112 test-addition 1 195 true
+1476273977582 test-addition 1 96 true
+1476274107669 test-addition 1 130 true
+1476274409528 test-addition 2 301 true
+1476274462301 regression 1 52 true
+1476274766504 refactoring 2B 304 true
+1476274853107 test-addition 1 86 true
+1476274919063 test-addition 1 65 true
+1476275247005 test-addition 2 327 true
+1476276690110 test-addition 2 1443 true
+1476276717635 refactoring 2B 27 true
+1476278967934 test-addition 2 2250 true
+1476279027989 test-addition 2 60 true
+1476279075080 test-addition 2 47 true
+1476279135285 test-addition 2 60 true

bin/.gitignore

@@ -0,0 +1,2 @@
+/Spreadsheet.class
+/SpreadsheetTest.class

src/Spreadsheet.java

@@ -1,18 +1,118 @@
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 public class Spreadsheet {
 
+	private static final String STRING_CLASSIFIER = "'";
+	private static final String EQUALS = "=";
+	private static final String ERROR = "#ERROR";
+	Map<String, String> sheet = new HashMap<>();
+
 	public String get(String cell) {
-		// to be implemented
-		return null;
+		return sheet.get(cell);
 	}
-	
+
 	public void set(String cell, String value) {
-		// to be implemented
+		sheet.put(cell, value);
 	}
-	
+
 	public String evaluate(String cell) {
-		// to be implemented
-		return null;
+		String cellValue = sheet.get(cell);
+
+		if (cellValue.startsWith(EQUALS)) {
+			cellValue = cellValue.substring(1); // remove equal sign
+			if (sheet.containsKey(cellValue)) {
+				if (sheet.get(cellValue).substring(1).equals(cell)) {
+					return "#CIRCULAR";
+				}
+				return evaluate(cellValue);
+			}
+		}
+
+		if (cellValue.startsWith(STRING_CLASSIFIER)) {
+			return evaluateString(cellValue);
+		} else {
+			return evaluateInt(cellValue);
+		}
+	}
+
+	private String evaluateString(String cellStored) {
+		if (cellStored.endsWith(STRING_CLASSIFIER)) {
+			return cellStored.substring(1, cellStored.length() - 1);
+		} else {
+			return ERROR;
+		}
+	}
+
+	private String evaluateInt(String cellStored) {
+		try {
+//			cellStored = new StringBuilder(cellStored).reverse().toString();
+			char[] characters = cellStored.toCharArray();
+			if(characters[0] == '-'){
+				return cellStored;
+			}
+			return evaluateIntFormula(characters);	
+
+		} catch (NumberFormatException ex) {
+
+			return ERROR;
+		}
+	}
+
+	private String evaluateIntFormula(char[] characters) {
+		char operand = 0;
+		String number="";
+		int calculation = 0;
+		int i = 0;
+		for (char c : characters) {
+			if (c >= '0' && c <= '9') {
+				operand = c;
+			} else if (c == '+') {
+				int x = (int)operand -48;
+				int y = Integer.parseInt(evaluateIntFormula(Arrays.copyOfRange(characters, i+1, characters.length)));
+				calculation = x + y;
+				return String.valueOf(calculation);
+			} else if (c == '-') {
+				int x = (int)operand -48;
+				int y = Integer.parseInt(evaluateIntFormula(Arrays.copyOfRange(characters, i+1, characters.length)));
+				calculation = x - y;
+				return String.valueOf(calculation);
+			}else if (c == '*') {
+				int x = (int)operand -48;
+				int y = Integer.parseInt(evaluateIntFormula(Arrays.copyOfRange(characters, i+1, characters.length)));
+				calculation = x * y;
+				return String.valueOf(calculation);
+			} else if (c == '/') {
+				int x = (int)operand -48;
+				int y = Integer.parseInt(evaluateIntFormula(Arrays.copyOfRange(characters, i+1, characters.length)));
+				calculation = x / y;
+				return String.valueOf(calculation);
+			}  else if (c == '%') {
+				int x = (int)operand -48;
+				int y = Integer.parseInt(evaluateIntFormula(Arrays.copyOfRange(characters, i+1, characters.length)));
+				calculation = x % y;
+				return String.valueOf(calculation);
+			} else {
+				return ERROR;
+			}
+			number = number + String.valueOf(operand);
+			i++;
+		}
+		return number;
 	}
 
+	private int getNextNumber(char[] characters){
+		String number="";
+		for (char c : characters) {
+			if (c >= '0' && c <= '9') {
+				number = number + String.valueOf(c);
+			}else{
+				return Integer.parseInt(number);
+			}
+		}
+		return 0;
+	}
+
 }