update

Author: kevinobama

bin/.gitignore

@@ -2,3 +2,4 @@
 /kevinRedis/
 /dataStructures/
 /kevinCollection/
+/generic/

bin/kevinRedis/Basic.class

@@ -1,5 +1,6 @@
 package dataStructures;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.ListIterator;
 
@@ -19,7 +20,12 @@ public void add(int index, Object obj) {
 	  size ++;
   }
 
-  public boolean addAll(int index, CollectionKevin c) {
+  public boolean addAll(Collection<? extends E>  c) {
+	  addAll(size, c);
+	  return false;
+  }  
+  
+  public boolean addAll(int index, Collection<? extends E>  c) {
 	  T[] merge = (T[]) new Object[array.length + 10];
 	  for(int i=0;i<array.length;i++) {
 		  merge[i] = array[i];

src/dataStructures/ArrayListkevin.java

@@ -3,6 +3,10 @@
 public class ArrayListkevinTest {
 
 	public static void main(String[] args) {		
+		addAllExample();
+	}
+	
+	public static void basicExample() {
 		ArrayListkevin<String> countries = new ArrayListkevin<String>();
 		countries.add("canada");
 		countries.add("United states");
@@ -17,6 +21,23 @@ public static void main(String[] args) {
 		}
 
 		System.out.println("data:"+cities[2]);
-	}
-
+	}	
+	
+	public static void addAllExample() {
+		ArrayListkevin<String> countries = new ArrayListkevin<String>();
+		countries.add("Canada");
+		countries.add("United State");
+		countries.add("United Kindom");
+ 		
+		ArrayListkevin<String> cities = new ArrayListkevin<String>();
+		cities.add("New York");
+		cities.add("WC");
+		cities.add("silicone sealant");
+		
+		ArrayListkevin<String> countriesAndCities = new ArrayListkevin<String>(); 		
+		//countriesAndCities.addAll(countries);
+		//countriesAndCities.addAll(cities);
+		
+		System.out.println(countriesAndCities);
+	}	
 }

src/dataStructures/ArrayListkevinTest.java

@@ -1,11 +1,12 @@
 package dataStructures;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.ListIterator;
 
 public interface CollectionKevin<E> {
 	void add(int index, Object obj);
-	boolean addAll(int index, CollectionKevin c);
+	boolean addAll(int index, Collection<? extends E> c);
 	Object get(int index);
 	int indexOf(Object obj);
 	int lastIndexOf(Object obj);

src/dataStructures/CollectionKevin.java

@@ -0,0 +1,13 @@
+package generic;
+
+public class AbstractBox<T> {
+	   private T t;
+
+	   public void setData(T t) {
+	      this.t = t;
+	   }
+	   
+	   public T getData() {
+		      return t;
+	   }	   
+}

src/generic/AbstractBox.java

@@ -0,0 +1,40 @@
+package generic;
+
+public class Box<T> extends AbstractBox<T> implements List<T> {
+   private T t;
+
+   public void add(T t) {
+      this.t = t;
+   }
+
+   public T get() {
+      return t;
+   }
+   
+   public int size() {
+	   return 1;
+   }
+
+   public String toString() {
+	   return null;
+   }
+   
+   public String getData(T t) {
+	   return t.toString();
+   }
+   
+   public static void main(String[] args) {
+      Box<Integer> integerBox = new Box<Integer>();
+      Box<String> stringBox = new Box<String>();
+    
+      integerBox.add(new Integer(10));
+      stringBox.add(new String("Hello World"));
+      
+      integerBox.setData(200);
+
+      System.out.printf("Integer Value :%d\n\n", integerBox.get());
+      System.out.printf("String Value :%s\n", stringBox.get());
+      
+      System.out.printf("Integer get data :%d\n\n", integerBox.getData());
+   }
+}

src/generic/Box.java

@@ -0,0 +1,10 @@
+package generic;
+
+public interface List<T> {
+
+    int size();
+    
+    String toString();
+    
+    String getData(T t);
+}

src/generic/List.java

@@ -1,6 +1,5 @@
 package kevinRedis;
 
-
 import redis.clients.jedis.Jedis;
 
 public class Basic {