android-http-client

2013-09-29 22:24:42 +03:00
parent fdb6365164
commit 579c07c36d
9 changed files with 217 additions and 0 deletions
@@ -0,0 +1,114 @@
+package com.hmkcode.android;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.DefaultHttpClient;
+
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+import android.app.Activity;
+
+public class MainActivity extends Activity {
+
+	EditText etResponse;
+	TextView tvIsConnected;
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.main);
+		
+		// get reference to the views
+		etResponse = (EditText) findViewById(R.id.etResponse);
+		tvIsConnected = (TextView) findViewById(R.id.tvIsConnected);
+		
+		// check if you are connected or not
+		if(isConnected()){
+			tvIsConnected.setBackgroundColor(0xFF00CC00);
+			tvIsConnected.setText("You are conncted");
+        }
+		else{
+			tvIsConnected.setText("You are NOT conncted");
+		}
+			
+		// show response on the EditText etResponse 
+		//etResponse.setText(GET("http://hmkcode.com/examples/index.php"));
+		
+		// call AsynTask to perform network operation on separate thread
+		new HttpAsyncTask().execute("http://hmkcode.com/examples/index.php");
+	}
+
+	public static String GET(String url){
+		InputStream inputStream = null;
+		String result = "";
+		try {
+			
+			// create HttpClient
+			HttpClient httpclient = new DefaultHttpClient();
+			
+			// make GET request to the given URL
+			HttpResponse httpResponse = httpclient.execute(new HttpGet(url));
+			
+			// receive response as inputStream
+			inputStream = httpResponse.getEntity().getContent();
+			
+			// convert inputstream to string
+			if(inputStream != null)
+				result = convertInputStreamToString(inputStream);
+			else
+				result = "Did not work!";
+		
+		} catch (Exception e) {
+			Log.d("InputStream", e.getLocalizedMessage());
+		}
+		
+		return result;
+	}
+	
+    private static String convertInputStreamToString(InputStream inputStream) throws IOException{
+        BufferedReader bufferedReader = new BufferedReader( new InputStreamReader(inputStream));
+        String line = "";
+        String result = "";
+        while((line = bufferedReader.readLine()) != null)
+            result += line;
+        
+        inputStream.close();
+        return result;
+        
+    }
+	
+    public boolean isConnected(){
+    	ConnectivityManager connMgr = (ConnectivityManager) getSystemService(this.CONNECTIVITY_SERVICE);
+    	    NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
+    	    if (networkInfo != null && networkInfo.isConnected()) 
+    	    	return true;
+    	    else
+    	    	return false;	
+    }
+    private class HttpAsyncTask extends AsyncTask<String, Void, String> {
+        @Override
+        protected String doInBackground(String... urls) {
+              
+            return GET(urls[0]);
+        }
+        // onPostExecute displays the results of the AsyncTask.
+        @Override
+        protected void onPostExecute(String result) {
+        	Toast.makeText(getBaseContext(), "Received!", Toast.LENGTH_LONG).show();
+        	etResponse.setText(result);
+       }
+    }
+
+	
+}