WooYun.org

package com.ieroot.android_providerdemo;
import android.net.Uri;
import android.os.Bundle;
import android.app.Activity;
import android.content.ContentResolver;
import android.database.Cursor;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity implements OnClickListener
{
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		TextView tView = (TextView)findViewById(R.id.result);
		tView.setText(getData());
		
		// add onclick listener
		Button show = (Button)findViewById(R.id.show);
		show.setOnClickListener(this);
		Button delete = (Button)findViewById(R.id.delete);
		delete.setOnClickListener(this);
	}
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}
	
	public String  getData() 
	{
		String avlUri = "content://com.antiy.avlpro.MyProvider";
		String resultString = "";
		ContentResolver resolver = this.getContentResolver();
		Cursor cursor = resolver.query(Uri.parse(avlUri), new String[]{"pkg_name","v_name"}, null, null, null);
		while (cursor.moveToNext()) 
		{
			String pkg_name = cursor.getString(cursor.getColumnIndex("pkg_name"));
			String v_name = cursor.getString(cursor.getColumnIndex("v_name"));
			resultString += pkg_name + "\t" + v_name;
		}
		return resultString;
	}
	public void deleteData() 
	{
		String avlUri = "content://com.antiy.avlpro.MyProvider";
		ContentResolver resolver = this.getContentResolver();
		resolver.delete(Uri.parse(avlUri), "pkg_name = 'com.tf.thinkdroid.sg'", null);
		Toast.makeText(this, "delete is clicked", 0);
	}
	@Override
	public void onClick(View arg0) {
		// TODO Auto-generated method stub
		if (arg0.getId() == R.id.show) 
		{
			TextView tView = (TextView)findViewById(R.id.result);
			tView.setText("show : " + "\n" + getData());
			
		}
		if (arg0.getId() == R.id.delete)
		{
			deleteData();
		}
	}
}