Project finished

.besouro/20161005142238292/randomHeuristicEpisodes.txt

@@ -0,0 +1,36 @@
+1475666591102 refactoring 2A 32 false
+1475666673317 refactoring 2A 41 false
+1475666687610 regression 1 0 false
+1475666726316 refactoring 2A 5 false
+1475666747177 refactoring 2A 2 false
+1475666748615 regression 1 0 true
+1475666798475 refactoring 2A 2 true
+1475666821208 refactoring 2A 3 false
+1475666835282 refactoring 2A 1 true
+1475666857136 regression 1 1 false
+1475666864175 regression 1 0 false
+1475667019491 test-addition 1 14 false
+1475668292927 refactoring 3 1265 false
+1475668308062 regression 1 0 false
+1475668442259 refactoring 2A 129 true
+1475668482482 regression 2 37 true
+1475668818799 refactoring 2A 329 false
+1475668826789 regression 1 0 true
+1475668948047 test-first 3 102 true
+1475669926607 test-first 1 973 true
+1475670071488 refactoring 2A 2 false
+1475670109461 test-addition 1 15 false
+1475670455331 test-first 3 304 true
+1475670530371 regression 1 0 false
+1475670543197 refactoring 2A 9 false
+1475670590110 test-last 1 39 false
+1475670593155 regression 1 0 true
+1475670633203 test-addition 1 24 false
+1475670636950 regression 1 0 false
+1475671240466 test-first 1 471 true
+1475671301191 refactoring 1A 24 true
+1475671623088 test-addition 2 203 true
+1475671642139 test-addition 1 9 true
+1475671671159 regression 1 1 true
+1475671729712 test-first 3 50 true
+1475671740993 regression 1 1 true

.besouro/20161005142238292/zorroEpisodes.txt

@@ -0,0 +1,36 @@
+1475666591102 refactoring 2A 32 true
+1475666673317 refactoring 2A 82 true
+1475666687610 regression 1 14 true
+1475666726316 refactoring 2A 38 true
+1475666747177 refactoring 2A 20 true
+1475666748615 regression 1 1 true
+1475666798475 refactoring 2A 49 true
+1475666821208 refactoring 2A 22 true
+1475666835282 refactoring 2A 14 true
+1475666857136 regression 1 21 true
+1475666864175 regression 1 7 true
+1475667019491 test-addition 1 155 true
+1475668292927 refactoring 3 1273 true
+1475668308062 regression 1 15 true
+1475668442259 refactoring 2A 134 true
+1475668482482 regression 2 40 true
+1475668818799 refactoring 2A 336 true
+1475668826789 regression 1 7 true
+1475668948047 test-first 3 121 true
+1475669926607 test-first 1 978 true
+1475670071488 refactoring 2A 144 true
+1475670109461 test-addition 1 37 true
+1475670455331 test-first 3 345 true
+1475670530371 regression 1 75 true
+1475670543197 refactoring 2A 12 true
+1475670590110 test-last 1 46 false
+1475670593155 regression 1 3 true
+1475670633203 test-addition 1 40 true
+1475670636950 regression 1 3 true
+1475671240466 test-first 1 603 true
+1475671301191 refactoring 1A 60 true
+1475671623088 test-addition 2 321 true
+1475671642139 test-addition 1 19 true
+1475671671159 regression 1 29 true
+1475671729712 test-first 3 58 true
+1475671740993 regression 1 11 true

.classpath

@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="src" path="tests"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="tests"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

.gitattributes

@@ -1,17 +1,17 @@
-# Auto detect text files and perform LF normalization
-* text=auto
-
-# Custom for Visual Studio
-*.cs     diff=csharp
-
-# Standard to msysgit
-*.doc	 diff=astextplain
-*.DOC	 diff=astextplain
-*.docx diff=astextplain
-*.DOCX diff=astextplain
-*.dot  diff=astextplain
-*.DOT  diff=astextplain
-*.pdf  diff=astextplain
-*.PDF	 diff=astextplain
-*.rtf	 diff=astextplain
-*.RTF	 diff=astextplain
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain

.gitignore

@@ -1,48 +1,48 @@
-# Windows image file caches
-Thumbs.db
-ehthumbs.db
-
-# Folder config file
-Desktop.ini
-
-# Recycle Bin used on file shares
-$RECYCLE.BIN/
-
-# Windows Installer files
-*.cab
-*.msi
-*.msm
-*.msp
-
-# Windows shortcuts
-*.lnk
-
-# =========================
-# Operating System Files
-# =========================
-
-# OSX
-# =========================
-
-.DS_Store
-.AppleDouble
-.LSOverride
-
-# Thumbnails
-._*
-
-# Files that might appear in the root of a volume
-.DocumentRevisions-V100
-.fseventsd
-.Spotlight-V100
-.TemporaryItems
-.Trashes
-.VolumeIcon.icns
-
-# Directories potentially created on remote AFP share
-.AppleDB
-.AppleDesktop
-Network Trash Folder
-Temporary Items
-.apdisk
-/bin/
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+/bin/

.project

@@ -1,17 +1,17 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>RomanNumerals</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>RomanNumerals</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

src/RomanNumerals.java

@@ -1,8 +1,128 @@
 
 public class RomanNumerals {
-	public int convertToInteger(String romanNum) {
-		// To be Implemented
-		return 0;
+	private static final char I = 'I';
+	private static final char V = 'V';
+	private static final char X = 'X';
+	private static final char L = 'L';
+	private static final char C = 'C';
+	private static final char D = 'D';
+	private static final char M = 'M';
+
+	private boolean subd = false;
+
+	public int convertToInteger(String romanNum) throws Exception {
+		int value = 0;
+		int lastIndexOfNum = romanNum.length() - 1;
 
+		for (int i = lastIndexOfNum; i >= 0; i--) {
+			checkRepetition(romanNum, lastIndexOfNum, i);
+			value += parseCharacterToValue(romanNum, i);
+		}
+		return value;
+	}
+
+	private void checkRepetition(String romanNum, int lastIndexOfNum, int i) throws Exception {
+		char c = romanNum.charAt(i);
+		int repeated = getRepetition(romanNum, lastIndexOfNum, i);
+		if ((c == I || c == X || c == C || c == M) && repeated > 3) {
+			throw new Exception("Symbol repeated too many times");
+		}
+		else if ((c == V || c == L || c == D) && repeated > 1) {
+			throw new Exception("Invalid symbol repeated");
+		}
+	}
+
+	private int getRepetition(String romanNum, int lastIndexOfNum, int i) {
+		int repeated = 1;
+		if (i < lastIndexOfNum) {
+			for (int j = i + 1; j <= lastIndexOfNum; j++) {
+				if (romanNum.charAt(i) == romanNum.charAt(j)) {
+					repeated++;
+				}
+				else {
+					break;
+				}
+			}
+		}
+		return repeated;
+	}
+
+	private int parseCharacterToValue(String romanNum, int i) throws Exception {
+		int currentVal, nextVal;
+		currentVal = getCharValue(romanNum.charAt(i));
+		try {
+			nextVal = getCharValue(romanNum.charAt(i + 1));
+			return getCurrentValue(currentVal, nextVal);
+		}
+		catch(Exception e) { // @hacks
+			if (e.getMessage() == "invalid substraction") {
+				throw e;
+			}
+			else {
+				subd = false;
+				return currentVal; // when trying to get next of last, it is intended to end up here
+			}
+		}
 	}
+
+	private int getCurrentValue(int currentVal, int nextVal) throws Exception {
+		if (currentVal == nextVal) {
+			if (subd) {
+				throw new Exception("invalid substraction");
+			}
+			subd = false;
+			return currentVal;
+		}
+		else if (currentVal < nextVal) {
+			validateSubstraction(currentVal, nextVal);
+			subd = true;
+			return -currentVal;
+		}
+		else if (currentVal > nextVal) {
+			subd = false;
+			return currentVal;
+		}
+		return 0;
+	}
+
+	private void validateSubstraction(int currentVal, int nextVal) throws Exception {
+		if (currentVal == 1 && nextVal > 10) {
+			throw new Exception("invalid substraction");
+		}
+		else if (currentVal == 10 && nextVal > 100) {
+			throw new Exception("invalid substraction");
+		}
+		else if (currentVal == 100 && nextVal > 1000) {
+			throw new Exception("invalid substraction");
+		}
+		else if (currentVal == 5 || currentVal == 50 || currentVal == 500) {
+			throw new Exception("invalid substraction");
+		}
+	}
+
+	private int getCharValue(char romanNum) {
+		if (romanNum == I) {
+			return 1;
+		}
+		else if (romanNum == V) {
+			return 5;
+		}
+		else if (romanNum == X) {
+			return 10;
+		}
+		else if (romanNum == L) {
+			return 50;
+		}
+		else if (romanNum == C) {
+			return 100;
+		}
+		else if (romanNum == D) {
+			return 500;
+		}
+		else if (romanNum == M) {
+			return 1000;
+		}
+		return 0;
+	}
+
 }