late but better than never.

StringParser.ctxt

@@ -1,9 +1,7 @@
 #BlueJ class context
 comment0.target=StringParser
-comment0.text=\n\ An\ introduction\ to\ Strings\ and\ String\ methods.\n\n\ @author\ Wilhem\ Alcivar\n
 comment1.params=s
 comment1.target=java.lang.String\ upperCaseString(java.lang.String)
-comment1.text=\n\ Takes\ a\ String\ and\ returns\ that\ String\ with\ all\ characters\ uppercased.\n\ E.G.\ cat\ would\ become\ CAT.\ dOnUt\ would\ become\ DONUT.\n\n\ @param\ s\n\ @return\ String\n
 comment10.params=s1\ s2
 comment10.target=java.lang.Boolean\ isEqualIgnoreCase(java.lang.String,\ java.lang.String)
 comment10.text=\n\ Takes\ in\ two\ strings\ and\ returns\ true\ if\ they\ are\ equal\n\ E.G.\ example\ and\ shelf\ would\ return\ false.\ \n\ cat\ and\ CaT\ would\ return\ true.\ \n\ Dog\ and\ Dog\ would\ return\ true\n\n\ @param\ s1\n\ @param\ s2\n\ @return\ String\n
@@ -12,7 +10,7 @@ comment2.target=java.lang.String\ lowerCaseString(java.lang.String)
 comment2.text=\n\ Takes\ a\ String\ and\ returns\ that\ String\ with\ all\ characters\ lowercased.\n\ E.G.\ MOUSE\ would\ become\ mouse.\ dOnUt\ would\ become\ donut.\n\n\ @param\ s\n\ @return\ String\n
 comment3.params=s
 comment3.target=java.lang.Character\ getFirstCharacter(java.lang.String)
-comment3.text=\n\ Takes\ a\ String\ and\ returns\ the\ first\ character\ of\ that\ string.\n\ E.G.\ cat\ would\ return\ c.\ Embark\ would\ return\ E.\n\n\ @param\ s\n\ @return\ String\n
+comment3.text=\n\ Takes\ a\ String\ and\ returns\ the\ first\ character\ of\ that\ string.\n\ E.G.\ cat\ would\ return\ c.\ Embark\ would\ return\ E.\n\n\ @param\ s\n\ @return\ String\n\ \n
 comment4.params=s\ n
 comment4.target=java.lang.Character\ getNthCharacter(java.lang.String,\ java.lang.Integer)
 comment4.text=\n\ Takes\ a\ String\ and\ returns\ the\ character\ at\ index\ n\ of\ that\ string.\n\ E.G.\ cat,\ 2\ would\ return\ t.\ Embark,\ 4\ would\ return\ r.\n\n\ @param\ s\n\ @param\ n\n\ @return\ String\n

StringParser.java

@@ -4,20 +4,30 @@
  *
  * @author Wilhem Alcivar
  */
+
+import java.util.*;
+
+
 public class StringParser
 {
-    /**
-     * Takes a String and returns that String with all characters uppercased.
-     * E.G. cat would become CAT. dOnUt would become DONUT.
-     *
-     * @param s
-     * @return String
-     */
-    public static String upperCaseString(String s)
-    {
-        return null;
+    public static String upperCaseString(String s) {
+        
+        return  s.toUpperCase(); 
+      
+        
+        
+        
+        
     }
-
+      
+      
+        
+       
+  
+    
+    
+        
+        
     /**
      * Takes a String and returns that String with all characters lowercased.
      * E.G. MOUSE would become mouse. dOnUt would become donut.
@@ -26,20 +36,29 @@ public class StringParser
      * @return String
      */
     public static String lowerCaseString(String s) {
-        return null;
+       
+       return s.toLowerCase();
+       
+     
     }
-
+    
+    
     /**
      * Takes a String and returns the first character of that string.
      * E.G. cat would return c. Embark would return E.
      *
      * @param s
      * @return String
+     * 
      */
+    
     public static Character getFirstCharacter(String s) {
-        return null;
-    }
-
+       
+    return s.charAt(0);
+  
+    
+    
+}
     /**
      * Takes a String and returns the character at index n of that string.
      * E.G. cat, 2 would return t. Embark, 4 would return r.
@@ -49,7 +68,9 @@ public class StringParser
      * @return String
      */
     public static Character getNthCharacter(String s, Integer n) {
-        return null;
+        
+         
+        return s.charAt(n);
     }
 
     /**
@@ -60,7 +81,15 @@ public class StringParser
      * @return String
      */
     public static String upperCaseFirstCharacter(String s) {
-        return null;
+      
+        
+        //t = Character.toUpperCase(t.charAt(0)) + t.substring(1);
+        
+        //System.out.println(t);
+         return (s.substring (0,1)).toUpperCase() + s.substring(1);
+       
+        
+       
     }
 
     /**
@@ -72,7 +101,22 @@ public class StringParser
      * @return String
      */
     public static String camelCaseString(String s) {
-        return null;
+   String [] words = s.split(" ");
+   
+   String t = "";
+   int i; 
+   //String firstWord;
+    for ( i = 0;  i < words.length; i ++) { 
+        
+        t += words[i].substring (0,1).toUpperCase() + words[i].substring(1).toLowerCase() ;
+    
+     //t.join(firstWord); 
+    }
+     //String nextWord = words[1].substring (0,1).toUpperCase() + words[1].substring(1).toLowerCase();
+     
+     //String nextWord2 = words[2].substring (0,1).toUpperCase() + words[2].substring(1).toLowerCase();
+       return t;
+        
     }
 
     /**
@@ -84,8 +128,13 @@ public class StringParser
      * @return String
      */
     public static String snakeCaseString(String s) {
-        return null;
+        return s.replaceAll(" ", "_").toLowerCase();
+        
     }
+     
+   
+ 
+    
 
     /**
      * Takes a String and returns the length of that string
@@ -95,7 +144,7 @@ public class StringParser
      * @return String
      */
     public static Integer getLength(String s) {
-        return null;
+        return s.length(); 
     }
 
     /**
@@ -109,7 +158,10 @@ public class StringParser
      * @return String
      */
     public static Boolean isEqual(String s1, String s2) {
-        return null;
+        if (s1.equals(s2)) {
+            return true;
+        } else return false;
+
     }
 
     /**
@@ -123,6 +175,11 @@ public class StringParser
      * @return String
      */
     public static Boolean isEqualIgnoreCase(String s1, String s2) {
-        return null;
-    }
+     if   (s1.equalsIgnoreCase(s2)){
+         
+              return true;
+         
+            } 
+            else return false;
+        }
 }

package.bluej

@@ -1,22 +1,19 @@
 #BlueJ package file
-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
-objectbench.height=164
-objectbench.width=776
+editor.fx.0.height=598
+editor.fx.0.width=687
+editor.fx.0.x=35
+editor.fx.0.y=23
+objectbench.height=101
+objectbench.width=886
 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.frame.height=600
-package.frame.width=800
-package.numDependencies=1
+package.divider.vertical=0.788235294117647
+package.editor.height=395
+package.editor.width=784
+package.editor.x=67
+package.editor.y=622
+package.frame.height=568
+package.frame.width=910
+package.numDependencies=0
 package.numTargets=2
 package.showExtends=true
 package.showUses=true
@@ -38,5 +35,5 @@ target2.name=StringParserTest
 target2.showInterface=false
 target2.type=UnitTestTargetJunit4
 target2.width=130
-target2.x=140
-target2.y=40
+target2.x=210
+target2.y=80