root / src / com / rackspacecloud / android / ContainerObjectsActivity.java @ b347d5e3
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package com.rackspacecloud.android; |
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import java.io.IOException; |
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import java.io.StringReader; |
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import java.util.ArrayList; |
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import javax.xml.parsers.FactoryConfigurationError; |
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import javax.xml.parsers.ParserConfigurationException; |
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import javax.xml.parsers.SAXParser; |
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import javax.xml.parsers.SAXParserFactory; |
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import org.apache.http.HttpResponse; |
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import org.apache.http.client.ClientProtocolException; |
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import org.apache.http.impl.client.BasicResponseHandler; |
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import org.xml.sax.InputSource; |
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import org.xml.sax.SAXException; |
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import org.xml.sax.XMLReader; |
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import android.app.Activity; |
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import android.app.AlertDialog; |
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import android.app.Dialog; |
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import android.app.ListActivity; |
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import android.content.Context; |
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import android.content.DialogInterface; |
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import android.content.Intent; |
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import android.os.AsyncTask; |
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import android.os.Bundle; |
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import android.util.Log; |
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import android.view.LayoutInflater; |
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import android.view.Menu; |
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import android.view.MenuInflater; |
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import android.view.MenuItem; |
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import android.view.View; |
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import android.view.ViewGroup; |
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import android.widget.ArrayAdapter; |
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import android.widget.ListView; |
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import android.widget.TextView; |
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import com.rackspace.cloud.files.api.client.Container; |
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import com.rackspace.cloud.files.api.client.ContainerManager; |
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import com.rackspace.cloud.files.api.client.ContainerObjectManager; |
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import com.rackspace.cloud.files.api.client.ContainerObjects; |
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import com.rackspace.cloud.servers.api.client.CloudServersException; |
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import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser; |
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/**
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*
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* @author Phillip Toohill
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*
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*/
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public class ContainerObjectsActivity extends ListActivity { |
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private static final int deleteContainer = 0; |
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private ContainerObjects[] files; |
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private static Container container; |
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public String LOG = "viewFilesActivity"; |
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private String cdnEnabledIs; |
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public Object megaBytes; |
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public Object kiloBytes; |
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public int bConver = 1048576; |
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public int kbConver = 1024; |
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private Context context; |
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@Override
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public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState);
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container = (Container) this.getIntent().getExtras().get("container"); |
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Log.v(LOG, "CDNEnabled:" + container.isCdnEnabled());
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context = getApplicationContext(); |
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if (container.isCdnEnabled() == true) { |
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cdnEnabledIs = "true";
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} else {
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cdnEnabledIs = "false";
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} |
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restoreState(savedInstanceState); |
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} |
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@Override
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protected void onSaveInstanceState(Bundle outState) { |
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super.onSaveInstanceState(outState);
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outState.putSerializable("container", files);
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} |
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private void restoreState(Bundle state) { |
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if (state != null && state.containsKey("container")) { |
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files = (ContainerObjects[]) state.getSerializable("container"); |
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if (files.length == 0) { |
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displayNoServersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider lines |
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setListAdapter(new FileAdapter());
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} |
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} else {
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loadFiles(); |
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} |
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} |
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protected void onListItemClick(ListView l, View v, int position, long id) { |
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if (files != null && files.length > 0) { |
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Intent viewIntent = new Intent(this, ContainerObjectDetails.class); |
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viewIntent.putExtra("container", files[position]);
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viewIntent.putExtra("cdnUrl", container.getCdnUrl());
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viewIntent.putExtra("containerNames", container.getName());
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viewIntent.putExtra("isCdnEnabled", cdnEnabledIs);
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startActivityForResult(viewIntent, 55); // arbitrary number; never |
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// used again
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} |
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} |
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private void loadFiles() { |
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displayLoadingCell(); |
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new LoadFilesTask().execute((Void[]) null); |
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} |
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private void setFileList(ArrayList<ContainerObjects> files) { |
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if (files == null) { |
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files = new ArrayList<ContainerObjects>(); |
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} |
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String[] fileNames = new String[files.size()]; |
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this.files = new ContainerObjects[files.size()]; |
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if (files != null) { |
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for (int i = 0; i < files.size(); i++) { |
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ContainerObjects file = files.get(i); |
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this.files[i] = file;
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fileNames[i] = file.getName(); |
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} |
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} |
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if (fileNames.length == 0) { |
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displayNoServersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider lines |
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setListAdapter(new FileAdapter());
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} |
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} |
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private void displayLoadingCell() { |
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String a[] = new String[1]; |
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a[0] = "Loading..."; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.loadingcell, |
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R.id.loading_label, a)); |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look |
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// like a list row
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getListView().setItemsCanFocus(false);
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} |
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private void displayNoServersCell() { |
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String a[] = new String[1]; |
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a[0] = "No Files"; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.noobjectscell, |
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R.id.no_files_label, a)); |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look |
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// like a list row
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getListView().setItemsCanFocus(false);
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} |
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private void showAlert(String title, String message) { |
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// Can't create handler inside thread that has not called
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// Looper.prepare()
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// Looper.prepare();
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try {
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AlertDialog alert = new AlertDialog.Builder(this).create(); |
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alert.setTitle(title); |
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alert.setMessage(message); |
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alert.setButton("OK", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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return;
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} |
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}); |
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alert.show(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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private class LoadFilesTask extends |
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AsyncTask<Void, Void, ArrayList<ContainerObjects>> { |
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private CloudServersException exception;
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@Override
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protected ArrayList<ContainerObjects> doInBackground(Void... arg0) { |
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ArrayList<ContainerObjects> files = null; |
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try {
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files = (new ContainerObjectManager(context)).createList(true, |
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container.getName()); |
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} catch (CloudServersException e) {
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exception = e; |
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e.printStackTrace(); |
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} |
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return files;
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} |
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@Override
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protected void onPostExecute(ArrayList<ContainerObjects> result) { |
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if (exception != null) { |
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showAlert("Error", exception.getMessage());
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} |
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setFileList(result); |
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} |
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} |
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class FileAdapter extends ArrayAdapter<ContainerObjects> { |
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FileAdapter() {
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super(ContainerObjectsActivity.this,
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R.layout.listcontainerobjectcell, files); |
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} |
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public View getView(int position, View convertView, ViewGroup parent) { |
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ContainerObjects file = files[position]; |
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LayoutInflater inflater = getLayoutInflater(); |
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View row = inflater.inflate(R.layout.listcontainerobjectcell,
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parent, false);
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TextView label = (TextView) row.findViewById(R.id.label); |
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label.setText(file.getCName()); |
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if (file.getBytes() >= bConver) {
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megaBytes = Math.abs(file.getBytes() / bConver + 0.2); |
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(megaBytes + " MB");
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} else if (file.getBytes() >= kbConver) { |
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kiloBytes = Math.abs(file.getBytes() / kbConver + 0.2); |
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(kiloBytes + " KB");
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} else {
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(file.getBytes() + " B");
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} |
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return (row);
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} |
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} |
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// Create the Menu options
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@Override
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public boolean onCreateOptionsMenu(Menu menu) { |
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super.onCreateOptionsMenu(menu);
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MenuInflater inflater = getMenuInflater(); |
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inflater.inflate(R.menu.view_container_object_list_menu, menu); |
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return true; |
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} |
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@Override
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public boolean onOptionsItemSelected(MenuItem item) { |
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switch (item.getItemId()) {
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case R.id.delete_container:
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showDialog(deleteContainer); |
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return true; |
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case R.id.enable_cdn:
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Intent viewIntent1 = new Intent(this, EnableCDNActivity.class); |
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viewIntent1.putExtra("Cname", container.getName());
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startActivityForResult(viewIntent1, 56);
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return true; |
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case R.id.refresh:
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loadFiles(); |
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return true; |
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} |
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return false; |
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} |
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@Override
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protected Dialog onCreateDialog(int id) { |
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switch (id) {
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case deleteContainer:
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setTitle("Delete Container")
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.setMessage( |
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"Are you sure you want to delete this Container?")
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.setPositiveButton("Delete Container",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked OK so do some stuff
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new DeleteContainerTask()
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.execute((Void[]) null); |
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} |
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}) |
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.setNegativeButton("Cancel",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked Cancel so do some stuff
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} |
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}).create(); |
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} |
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return null; |
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} |
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) { |
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super.onActivityResult(requestCode, resultCode, data);
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if (resultCode == RESULT_OK) {
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// a sub-activity kicked back, so we want to refresh the server list
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loadFiles(); |
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} |
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if (requestCode == 56) { |
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if (resultCode == RESULT_OK) {
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Intent viewIntent1 = new Intent(this, |
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ListContainerActivity.class); |
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startActivityForResult(viewIntent1, 56);
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} |
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} |
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} |
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private CloudServersException parseCloudServersException(
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HttpResponse response) {
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CloudServersException cse = new CloudServersException();
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try {
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BasicResponseHandler responseHandler = new BasicResponseHandler();
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String body = responseHandler.handleResponse(response);
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CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();
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SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser(); |
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XMLReader xmlReader = saxParser.getXMLReader(); |
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xmlReader.setContentHandler(parser); |
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xmlReader.parse(new InputSource(new StringReader(body))); |
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cse = parser.getException(); |
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} catch (ClientProtocolException e) {
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (IOException e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (ParserConfigurationException e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (SAXException e) {
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (FactoryConfigurationError e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} |
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return cse;
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} |
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private class DeleteContainerTask extends |
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AsyncTask<Void, Void, HttpResponse> { |
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private CloudServersException exception;
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@Override
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protected HttpResponse doInBackground(Void... arg0) { |
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HttpResponse resp = null;
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try {
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resp = (new ContainerManager(context)).delete(container.getName());
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Log.v(LOG, "container's name " + container.getName());
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} catch (CloudServersException e) {
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exception = e; |
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} |
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return resp;
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} |
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@Override
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protected void onPostExecute(HttpResponse response) { |
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if (response != null) { |
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int statusCode = response.getStatusLine().getStatusCode();
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if (statusCode == 409) { |
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showAlert("Error",
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"Container must be empty in order to delete");
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} |
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if (statusCode == 204) { |
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setResult(Activity.RESULT_OK); |
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finish(); |
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} else {
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CloudServersException cse = parseCloudServersException(response); |
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if ("".equals(cse.getMessage())) { |
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showAlert("Error",
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"There was a problem deleting your container.");
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} else {
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showAlert("Error",
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"There was a problem deleting your container: "
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+ cse.getMessage()); |
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} |
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} |
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} else if (exception != null) { |
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showAlert("Error", "There was a problem deleting your server: " |
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+ exception.getMessage()); |
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} |
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} |
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} |
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} |