DONE

src/main/java/HamletParser.java

@@ -1,6 +1,9 @@
 import java.io.File;
 import java.io.IOException;
 import java.util.Scanner;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 
 /**
  * Created by thook on 10/7/15.
@@ -8,6 +11,7 @@ import java.util.Scanner;
 public class HamletParser {
 
     private String hamletData;
+    String patt = "\bHamlet\b";
 
     public HamletParser(){
         this.hamletData = loadFile();
@@ -36,4 +40,32 @@ public class HamletParser {
         return hamletData;
     }
 
+    public void changeHamletToLeon(){
+        Pattern pattern = Pattern.compile("Hamlet", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(hamletData);
+        hamletData = matcher.replaceAll("Leon");
+
+    }
+
+    public void changeHoratioToTariq(){
+        Pattern pattern = Pattern.compile("Horatio", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(hamletData);
+        hamletData = matcher.replaceAll("Tariq");
+
+    }
+
+
+    public boolean findHamlet() {
+        Pattern pattern = Pattern.compile("Hamlet", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(hamletData);
+        return matcher.find();
+    }
+
+    public boolean findHoratio() {
+        Pattern pattern = Pattern.compile("Horatio", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(hamletData);
+        return matcher.find();
+    }
 }
+
+

src/test/java/HamletParserTest.java

@@ -1,3 +1,4 @@
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -15,17 +16,29 @@ public class HamletParserTest {
 
     @Test
     public void testChangeHamletToLeon() {
+        hamletParser.changeHamletToLeon();
+        Assert.assertFalse(hamletParser.findHamlet());
     }
 
     @Test
     public void testChangeHoratioToTariq() {
+        hamletParser.changeHoratioToTariq();
+        Assert.assertFalse(hamletParser.findHoratio());
     }
 
     @Test
     public void testFindHoratio() {
+        boolean expected = hamletParser.getHamletData().toLowerCase().contains("horatio");
+        boolean actual = hamletParser.findHoratio();
+
+        Assert.assertEquals(expected, actual);
     }
 
     @Test
     public void testFindHamlet() {
+        boolean expected = hamletParser.getHamletData().toLowerCase().contains("hamlet");
+        boolean actual = hamletParser.findHamlet();
+
+        Assert.assertEquals(expected, actual);
     }
 }