update

Author: kevinobama

.classpath

@@ -8,5 +8,8 @@
 	</classpathentry>
 	<classpathentry kind="lib" path="/var/www/java/javaTutorial/jedis-1.5.2.jar"/>
 	<classpathentry kind="lib" path="/var/www/java/javaTutorial/mysql-connector.jar"/>
+	<classpathentry kind="lib" path="/var/www/java/jackson-annotations-2.9.5.jar"/>
+	<classpathentry kind="lib" path="/var/www/java/jackson-core-2.9.5.jar"/>
+	<classpathentry kind="lib" path="/var/www/java/jackson-databind-2.9.5.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

bin/.gitignore

@@ -0,0 +1 @@
+/kevinGates/

bin/kevinCollection/Set.class

@@ -0,0 +1,43 @@
+package kevinCollection;
+import java.util.*;
+
+public class Set {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		setString();
+	}
+	
+	public static void setInteger() {
+		Set<Integer> a = new HashSet<Integer>();
+        a.addAll(Arrays.asList(new Integer[] {1, 3, 2, 4, 8, 9, 0}));
+        Set<Integer> b = new HashSet<Integer>();
+        b.addAll(Arrays.asList(new Integer[] {1, 3, 7, 5, 4, 0, 7, 5}));
+ 
+        // To find union
+        Set<Integer> union = new HashSet<Integer>(a);
+        union.addAll(b);
+        System.out.print("Union of the two Set");
+        System.out.println(union);
+ 
+
+	}
+	
+	public static void setString() {
+		// TODO Auto-generated method stub
+		Set<String> hash_Set = new HashSet<String>();
+        hash_Set.add("Geeks");
+        hash_Set.add("For");
+        hash_Set.add("Geeks");
+        hash_Set.add("Example");
+        hash_Set.add("Set");
+        System.out.print("Set output without the duplicates");
+ 
+        System.out.println(hash_Set);
+ 
+        // Set deonstration using TreeSet
+        System.out.print("Sorted Set after passing into TreeSet");
+        Set<String> tree_Set = new TreeSet<String>(hash_Set);
+        System.out.println(tree_Set);
+	}	
+}

src/kevinCollection/Set.java

@@ -0,0 +1,52 @@
+package kevinGates.fasterxml.jackson;
+
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.PropertyNamingStrategy;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.cfg.MapperConfig;
+import com.fasterxml.jackson.databind.introspect.AnnotatedField;
+import com.fasterxml.jackson.databind.introspect.AnnotatedMethod;
+
+
+public class Basic {
+
+	public static void main(String[] args) throws JsonParseException, JsonMappingException, IOException {
+		// TODO Auto-generated method stub
+		objectMapper();
+		toMap();
+	}
+	
+	public static void objectMapper() throws JsonParseException, JsonMappingException, IOException {
+		  System.out.println("start");
+		  ObjectMapper mapper = new ObjectMapper(); // create once, reuse	
+		  		  
+		  MyValue user = mapper.readValue("{\"name\":\"billgates\", \"age\":28}", MyValue.class);
+		  
+		  System.out.println(user.name);
+		  System.out.println(user.age);
+		  
+		  System.out.println("end");
+	}
+	
+	public static void toMap() throws JsonParseException, JsonMappingException, IOException {
+		  System.out.println("start  toMap");
+		  ObjectMapper mapper = new ObjectMapper(); // create once, reuse	
+		  		  
+		  Map<String, Integer> user = mapper.readValue("{\"name\":\"billgates\", \"age\":28}", Map.class);
+		  
+		  System.out.println(user);
+		  
+		  System.out.println("end");
+	}	
+}
+
+
+

src/kevinGates/fasterxml/jackson/Basic.java

@@ -0,0 +1,6 @@
+package kevinGates.fasterxml.jackson;
+
+public class MyValue {
+	  public String name;
+	  public int age;
+}