Complete

Crypto/src/Caesar.java

@@ -0,0 +1,5 @@
+public class Caesar extends ROT13 {
+    Caesar(Character cs, Character cf) {
+        super('a', 'd');
+    }
+}

Crypto/src/ROT13.java

@@ -12,21 +12,61 @@ public class ROT13  {
 
 
     public String crypt(String text) throws UnsupportedOperationException {
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < text.length(); i++) {
+            char c = text.charAt(i);
+            if (c >= 'a' && c <= 'm'){
+                c +=13;
+            }
+            else if (c >= 'A' && c <= 'M'){
+                c +=13;
+            }
+            else if (c >= 'n' && c <= 'z'){
+                c -=13;
+            }
+            else if (c >= 'N' && c <= 'Z'){
+                c -=13;
+            }
+            sb.append(c);
 
-        return "";
+        }
+        return sb.toString();
     }
 
     public String encrypt(String text) {
-        return text;
+        return crypt(text);
     }
 
     public String decrypt(String text) {
-        return text;
+        return crypt(text);
     }
 
     public static String rotate(String s, Character c) {
+// take string and split and reutrn
+        StringBuilder sb = new StringBuilder();
+        sb.append(s.substring(s.indexOf(c)));
+        sb.append(s.substring(0, s.indexOf(c)));
+        return sb.toString();
+    }
+
+    String sonnet18 = "Shall I compare thee to a summer’s day?\n" +
+            "Thou art more lovely and more temperate:\n" +
+            "Rough winds do shake the darling buds of May,\n" +
+            "And summer’s lease hath all too short a date;\n" +
+            "Sometime too hot the eye of heaven shines,\n" +
+            "And often is his gold complexion dimm'd;\n" +
+            "And every fair from fair sometime declines,\n" +
+            "By chance or nature’s changing course untrimm'd;\n" +
+            "But thy eternal summer shall not fade,\n" +
+            "Nor lose possession of that fair thou ow’st;\n" +
+            "Nor shall death brag thou wander’st in his shade,\n" +
+            "When in eternal lines to time thou grow’st:\n" +
+            "   So long as men can breathe or eyes can see,\n" +
+            "   So long lives this, and this gives life to thee.\n";
+
+    public String cryptSonnet (String sonnet ) {
+        return crypt(sonnet18);
 
-        return "";
     }
 
 }

SimpleCrypt.iml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/Crypto/test" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/Crypto/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
+  </component>
+</module>

pom.xml

@@ -7,6 +7,13 @@
     <groupId>com.zipcodewilmington</groupId>
     <artifactId>SimpleCrypt</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>RELEASE</version>
+        </dependency>
+    </dependencies>
 
 
 </project>