strings

StringParser.ctxt

 #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

StringParser.java

  *
  * @author Wilhem Alcivar
  */
+import java.util.*;
 public class StringParser
 {
     /**
      */
     public static String upperCaseString(String s)
     {
-        return null;
+        String change = s.toUpperCase();
+        return change;
     }
 
     /**
      * @return String
      */
     public static String lowerCaseString(String s) {
-        return null;
+        
+        return s.toLowerCase();
     }
 
     /**
      * @return String
      */
     public static Character getFirstCharacter(String s) {
-        return null;
+        
+        char first = s.charAt(0);
+        return first;
+        
     }
 
     /**
      * @return String
      */
     public static Character getNthCharacter(String s, Integer n) {
-        return null;
+        char num = s.charAt(n);
+        return num;
     }
 
     /**
      * @return String
      */
     public static String upperCaseFirstCharacter(String s) {
-        return null;
+        String change = s.substring(0,1).toUpperCase();
+        String nameCap = change + s.substring(1);
+        return nameCap;
     }
 
     /**
      * @return String
      */
     public static String camelCaseString(String s) {
-        return null;
+        s = s.toLowerCase();
+        int index = s.indexOf(" ") + 1;
+        
+        s = s.substring(0,1).toUpperCase() +  s.substring(1,index -1)+ s.substring(index, index +1).toUpperCase() + s.substring(index +1); 
+
+        return s;
     }
 
     /**
      * @return String
      */
     public static String snakeCaseString(String s) {
-        return null;
+        
+        String val = s.toLowerCase();
+
+        val = val.replaceAll(" ","_");
+        
+        return val;
     }
 
     /**
      * @return String
      */
     public static Integer getLength(String s) {
-        return null;
+        
+        int quantity = s.length();
+        return quantity;
     }
 
     /**
      * @return String
      */
     public static Boolean isEqual(String s1, String s2) {
-        return null;
+        if(s1.equals(s2))
+        {
+            return true;
+        }
+            return false;
     }
 
     /**
      * @return String
      */
     public static Boolean isEqualIgnoreCase(String s1, String s2) {
-        return null;
+        if(s1.equalsIgnoreCase(s2))
+        {
+            return true;
+        }
+        return false;
     }
 }

package.bluej

 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.x=571
+editor.fx.0.y=-1017
 objectbench.height=164
 objectbench.width=776
 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=-342
+package.editor.y=-969
 package.frame.height=600
 package.frame.width=800
 package.numDependencies=1
 target1.type=ClassTarget
 target1.width=100
 target1.x=150
-target1.y=120
+target1.y=110
 target2.height=50
 target2.name=StringParserTest
 target2.showInterface=false