JSON03

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package mars.json03;

import mars.json03.JsonUtils;
import android.R;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.os.Build;

public class MainActivity extends ActionBarActivity {
	private Button button = null;
	private String jsonData = "[{\"name\":\"Micheal\",\"age:\"20},{\"name\":\"Mike,\"age\":21}]";

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_list_item);
		button = (Button)findViewById(R.id.button1);
		button.setOnClickListener(new ButtonListener());
	}
	
	private class ButtonListener implements OnClickListener{

		@Override
		public void onClick(View v) {
			JsonUtils jsonUtils = new JsonUtils();
			jsonUtils.parseUserFromJson(jsonData);
		}
		
	}

}

package mars.json03;

import java.util.Iterator;
import java.lang.reflect.Type;
import java.util.LinkedList;

import mars.json03.User;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;

public class JsonUtils {

	public void parseUserFromJson(String jsonData){
		Type listType = new TypeToken<LinkedList<User>>(){}.getType();
		Gson gson = new Gson();
		
		LinkedList<User> users = gson.fromJson(jsonData,(java.lang.reflect.Type) listType);
		for(Iterator iterator = users.iterator();iterator.hasNext();){
			User user = (User)iterator.next();
		System.out.println("name--->"+user.getName());
		System.out.println("age--->" + user.getAge());
		}
	}
}

package mars.json03;

public class User {
	private String name;
	private int age;
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}

}

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