did a variety of string methods

StringParser.java

      */
     public static String upperCaseString(String s)
     {
-        return null;
+        String upperC = new String();
+        return upperC = s.toUpperCase();
     }
 
     /**
      * @return String
      */
     public static String lowerCaseString(String s) {
-        return null;
+        String lowerC = new String();
+        return lowerC= s.toLowerCase();
+        
     }
 
     /**
      * @return String
      */
     public static Character getFirstCharacter(String s) {
-        return null;
+        char firstLetter = s.charAt(0);
+        return firstLetter;
     }
 
     /**
      * @return String
      */
     public static Character getNthCharacter(String s, Integer n) {
-        return null;
+        char nthChar = s.charAt(n);
+        return nthChar;
     }
 
     /**
      * @return String
      */
     public static String upperCaseFirstCharacter(String s) {
-        return null;
+        String upperCase = new String();
+        String restWord = new String();
+        upperCase = s.substring(0,1).toUpperCase();
+        restWord = s.substring(1);
+        return upperCase + restWord;
     }
 
     /**
      * @return String
      */
     public static String camelCaseString(String s) {
-        return null;
+        s = s.toLowerCase();
+        String camelCase = new String();
+        int secWordIndex = s.indexOf(" ")+1;
+        camelCase = s.substring(0,1).toUpperCase() + s.substring(1, secWordIndex) +
+        s.substring(secWordIndex,secWordIndex+1).toUpperCase() + s.substring(secWordIndex+1);
+        
+        camelCase = camelCase.replace(" ","");
+        return camelCase;
     }
 
     /**
      * @return String
      */
     public static String snakeCaseString(String s) {
-        return null;
+        String snakes = new String();
+        snakes = s.toLowerCase().replace(" ", "_");
+        
+        return snakes;
     }
 
     /**
      * @return String
      */
     public static Integer getLength(String s) {
-        return null;
+        return s.length();
     }
 
     /**
      * @return String
      */
     public static Boolean isEqual(String s1, String s2) {
-        return null;
+        
+        boolean result = s1.equals(s2);
+        return result;
     }
 
     /**
      * @return String
      */
     public static Boolean isEqualIgnoreCase(String s1, String s2) {
-        return null;
+        s1 = s1.toLowerCase();
+        s2 = s2.toLowerCase();
+        return isEqual(s1,s2);
     }
 }

package.bluej

 dependency1.from=StringParserTest
 dependency1.to=StringParser
 dependency1.type=UsesDependency
-editor.fx.0.height=722
-editor.fx.0.width=800
-editor.fx.0.x=455
-editor.fx.0.y=51
+editor.fx.0.height=987
+editor.fx.0.width=1026
+editor.fx.0.x=2316
+editor.fx.0.y=42
 objectbench.height=164
-objectbench.width=776
+objectbench.width=461
 package.divider.horizontal=0.6
 package.divider.vertical=0.6845018450184502
 package.editor.height=364
 package.editor.width=674
-package.editor.x=0
-package.editor.y=23
+package.editor.x=1495
+package.editor.y=61
 package.frame.height=600
 package.frame.width=800
 package.numDependencies=1