Done?

pom.xml

     <groupId>com.zipcodewilmington</groupId>
     <artifactId>regex</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>1.7</source>
+                    <target>1.7</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 
     <dependencies>
         <dependency>

src/main/java/HamletParser.java

 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.
 
     private String hamletData;
 
-    public HamletParser(){
+    public HamletParser() {
         this.hamletData = loadFile();
     }
 
-    private String loadFile(){
+    private String loadFile() {
         ClassLoader classLoader = getClass().getClassLoader();
         File file = new File(classLoader.getResource("hamlet.txt").getFile());
         StringBuilder result = new StringBuilder("");
 
-        try(Scanner scanner = new Scanner(file)){
-            while(scanner.hasNextLine()){
+        try (Scanner scanner = new Scanner(file)) {
+            while (scanner.hasNextLine()) {
                 String line = scanner.nextLine();
                 result.append(line).append("\n");
             }
 
             scanner.close();
-        }catch(IOException e){
+        } catch (IOException e) {
             e.printStackTrace();
         }
-
         return result.toString();
     }
 
-    public String getHamletData(){
+    public String getHamletData() {
         return hamletData;
     }
 
+
+    public void changeIfHamlet() {
+        Pattern p = Pattern.compile("(Hamlet| HAMLET).*");
+        Matcher m = p.matcher(hamletData);
+        if (m.find()) {
+            hamletData = m.replaceAll("Leon");
+        } else if (m.find()){
+            hamletData = m.replaceAll("LEON");
+        }
+        }
+
+    public void changeIfHoratio(){
+        Pattern p = Pattern.compile("(Horatio | HORATIO).*");
+        Matcher m = p.matcher(hamletData);
+        if (m.find()){
+            hamletData = m.replaceAll("Tariq");
+        } else if (m.find()) {
+            hamletData = m.replaceAll("TARIQ");
+        }
+    }
+    public boolean findHamlet(){
+        Pattern p = Pattern.compile("(Hamlet| HAMLET).*");
+        Matcher m = p.matcher(hamletData);
+        return m.find();
+    }
+    public boolean findHoratio(){
+        Pattern p = Pattern.compile("(Horatio | HORATIO).*");
+        Matcher m = p.matcher(hamletData);
+        return m.find();
+    }
 }
+

src/test/java/HamletParserTest.java

+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
-import static org.junit.Assert.*;
 
 public class HamletParserTest {
     private String hamletText;
-    private HamletParser hamletParser;
+    public HamletParser hamletParser;
 
     @Before
     public void setUp() {
 
     @Test
     public void testChangeHamletToLeon() {
+        //Given
+        HamletParser hamletParser = new HamletParser();
+        String before = hamletParser.getHamletData();
+        //When
+        hamletParser.changeIfHamlet();
+        String after = hamletParser.getHamletData();
+        //Then
+        Assert.assertNotEquals(before, after);
     }
 
     @Test
     public void testChangeHoratioToTariq() {
+        //Given
+        HamletParser hamletParser = new HamletParser();
+        String before = hamletParser.getHamletData();
+        //When
+        hamletParser.changeIfHoratio();
+        String after = hamletParser.getHamletData();
+        //Then
+        Assert.assertNotEquals(before, after);
     }
 
     @Test
     public void testFindHoratio() {
+        //Given
+        HamletParser hamletParser = new HamletParser();
+        String s = "Horatio";
+        //When
+        hamletParser.findHoratio();
+        //Then
+        Assert.assertTrue(s, hamletParser.findHoratio());
     }
 
     @Test
     public void testFindHamlet() {
+        //Given
+        HamletParser hamletParser = new HamletParser();
+        String s = "Hamlet";
+        //When
+        hamletParser.findHamlet();
+        //Then
+        Assert.assertTrue(s, hamletParser.findHamlet());
     }
 }