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GNU General Public License
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package com.legind.swinedroid; /*w ww .j a v a2 s.co m*/ import java.io.IOException; import java.net.InetAddress; import java.net.UnknownHostException; import java.sql.Timestamp; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.LinkedList; import java.util.ListIterator; import org.xml.sax.SAXException; import android.app.Activity; import android.app.ListActivity; import android.app.ProgressDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.DialogInterface.OnCancelListener; import android.database.Cursor; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.ViewSwitcher; import com.legind.Dialogs.ErrorMessageHandler; import com.legind.sqlite.AlertDbAdapter; import com.legind.sqlite.ServerDbAdapter; import com.legind.swinedroid.NetworkRunnable.NetworkRunnable; import com.legind.swinedroid.NetworkRunnable.NetworkRunnableBindRequires; import com.legind.swinedroid.NetworkRunnable.NetworkRunnableManager; import com.legind.swinedroid.NetworkRunnable.NetworkRunnableUniqueRequires; import com.legind.swinedroid.RequestService.Request; import com.legind.swinedroid.xml.AlertListXMLElement; import com.legind.swinedroid.xml.AlertListXMLHandler; import com.legind.swinedroid.xml.XMLHandlerException; import com.legind.web.WebTransport.WebTransportException; public class AlertList extends ListActivity implements NetworkRunnableBindRequires{ private Long mRowId; private String mAlertSeverity; private String mSearchTerm; private String mBeginningDatetime; private String mEndingDatetime; private AlertListXMLHandler mAlertListXMLHandler; private ProgressDialog pd; private AlertDbAdapter mAlertDbHelper; private final String LOG_TAG = "com.legind.swinedroid.AlertList"; private boolean mGotAlerts; private ArrayList<HashMap<String,String>> list = new ArrayList<HashMap<String,String>>(); private static final SimpleDateFormat yearMonthDayFormat = new SimpleDateFormat("yyyy-MM-dd"); private static final SimpleDateFormat hourMinuteSecondFormat = new SimpleDateFormat("HH:mm:ss"); private SimpleAdapter alertListAdapter; private ViewSwitcher switcher; private long mNumAlertsDisplayed; private long mNumAlertsTotal; private final int ALERTS_INITIAL = 0; private final int ALERTS_ADDITIONAL = 1; private final int ACTIVITY_HASH_DIALOG_INITIAL = 0; private final int ACTIVITY_HASH_DIALOG_ADDITIONAL = 1; private final int ACTIVITY_VIEW=2; private final int CERT_REJECTED = 0; private final int CERT_ACCEPTED = 1; private AlertsDisplay additionalAlertsRunnable; private AlertsDisplay initialAlertsRunnable; private ArrayList<AlertListTracker> AlertListTracker = new ArrayList<AlertListTracker>(); private ErrorMessageHandler mEMH; public static Activity LA = null; private NetworkRunnableManager mNetRunMan; public class AlertListTracker extends Object { public long sid; public long cid; public String sig_name; public InetAddress ip_src; public InetAddress ip_dst; public String timestamp_date; public String timestamp_time; public byte sig_priority; } private class AlertsDisplay implements NetworkRunnableUniqueRequires{ private int mFromCode; public NetworkRunnable mNetRun; /** * Constructor for AlertsDisplayRunnable. Runnable becomes context and caller-aware * * @param ctx the AlertList context from which it is called * @param fromCode how this runnable is called, either loading the inital alerts or additional alerts */ public AlertsDisplay(int fromCode, NetworkRunnableBindRequires nrbr, ServerDbAdapter dbHelper, Request boundRequest){ mFromCode = fromCode; mNetRun = new NetworkRunnable(this, nrbr, dbHelper, boundRequest); } public void callHashDialog(Intent i) { switch(mFromCode){ case ALERTS_INITIAL: startActivityForResult(i, ACTIVITY_HASH_DIALOG_INITIAL); break; case ALERTS_ADDITIONAL: startActivityForResult(i, ACTIVITY_HASH_DIALOG_ADDITIONAL); break; } } public OnCancelListener getCancelListener() { return new OnCancelListener() { public void onCancel(DialogInterface dialog) { switch(mFromCode){ case ALERTS_INITIAL: finish(); break; } return; } }; } public ErrorMessageHandler getEMH() { return mEMH; } public void onCertErrorBegin() { mGotAlerts = true; } public void onCertificateInspectVerified() throws IOException, SAXException, XMLHandlerException, WebTransportException { String extraArgs = "alert_severity=" + mAlertSeverity + "&search_term=" + mSearchTerm + (mBeginningDatetime != null ? "&beginning_datetime=" + mBeginningDatetime : "") + (mEndingDatetime != null ? "&ending_datetime=" + mEndingDatetime : "") + "&starting_at=" + String.valueOf(mNumAlertsDisplayed); mAlertListXMLHandler.createElement(mNetRun.getBoundRequest(), "alerts", extraArgs); } public void onDocumentValidReturned() { switch(mFromCode){ case ALERTS_INITIAL: // clear the alerts database mAlertDbHelper.deleteAll(); mGotAlerts = true; mNumAlertsTotal = mAlertListXMLHandler.numAlerts; mAlertDbHelper.createAlertsFromAlertList(mAlertListXMLHandler.alertList); fillData(); break; case ALERTS_ADDITIONAL: mAlertDbHelper.createAlertsFromAlertList(mAlertListXMLHandler.alertList); fillDataFromAlertList(mAlertListXMLHandler.alertList); break; } } public void onHandleMessageBegin() { switch(mFromCode){ case ALERTS_INITIAL: pd.dismiss(); break; case ALERTS_ADDITIONAL: switcher.showPrevious(); break; } } } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); LA = this; // Open up the XML and db handlers mAlertListXMLHandler = new AlertListXMLHandler(); mAlertDbHelper = new AlertDbAdapter(this); mAlertDbHelper.open(); // initial value of mGotAlerts is false mGotAlerts = false; mNumAlertsDisplayed = 0; mNumAlertsTotal = 0; mEMH = new ErrorMessageHandler(AlertList.LA, findViewById(R.id.server_edit_error_layout_root)); // create the ViewSwitcher in the current context, create the views and add them to the switcher switcher = new ViewSwitcher(this); Button moreButton = (Button)View.inflate(this, R.layout.alert_list_more_button, null); View progressBar = View.inflate(this, R.layout.alert_list_progress_bar, null); switcher.addView(moreButton); switcher.addView(progressBar); // create the runnables for creating/expanding the alertsList mNetRunMan = new NetworkRunnableManager(this); // set up the click listeners... moreButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { switcher.showNext(); Thread additionalAlertsThread = new Thread(additionalAlertsRunnable.mNetRun); additionalAlertsThread.start(); } }); if(savedInstanceState != null){ // if we have a savedInstanceState, load the strings directly mRowId = savedInstanceState.getLong(ServerDbAdapter.KEY_ROWID); mAlertSeverity = savedInstanceState.getString("mAlertSeverity"); mSearchTerm = savedInstanceState.getString("mSearchTerm"); mBeginningDatetime = savedInstanceState.getString("mBeginningDatetime"); mEndingDatetime = savedInstanceState.getString("mEndingDatetime"); mGotAlerts = savedInstanceState.getBoolean("mGotAlerts"); mNumAlertsDisplayed = savedInstanceState.getLong("mNumAlertsDisplayed"); mNumAlertsTotal = savedInstanceState.getLong("mNumAlertsTotal"); } else { Bundle extras = getIntent().getExtras(); if(extras != null){ // if we have an intent, construct the strings from chosen fields. add 1 to months mRowId = extras.getLong(ServerDbAdapter.KEY_ROWID); mAlertSeverity = extras.getString("mSpinnerText"); mSearchTerm = extras.getString("mSearchTermText"); mBeginningDatetime = extras.getInt("mStartYear") != 0 ? String.format("%04d", extras.getInt("mStartYear")) + "-" + String.format("%02d", extras.getInt("mStartMonth") + 1) + "-" + String.format("%02d", extras.getInt("mStartDay")) + "%20" + String.format("%02d", extras.getInt("mStartHour")) + ":" + String.format("%02d", extras.getInt("mStartMinute")) : null; mEndingDatetime = extras.getInt("mEndYear") != 0 ? String.format("%04d", extras.getInt("mEndYear")) + "-" + String.format("%02d", extras.getInt("mEndMonth") + 1) + "-" + String.format("%02d", extras.getInt("mEndDay")) + "%20" + String.format("%02d", extras.getInt("mEndHour")) + ":" + String.format("%02d", extras.getInt("mEndMinute")) : null; } } mNetRunMan.startRequestService(); } @Override protected void onDestroy() { mAlertDbHelper.close(); initialAlertsRunnable.mNetRun.close(); additionalAlertsRunnable.mNetRun.close(); super.onDestroy(); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); // save not only server row, but all the search strings if(!mGotAlerts) pd.dismiss(); outState.putLong(ServerDbAdapter.KEY_ROWID, mRowId); outState.putString("mAlertSeverity", mAlertSeverity); outState.putString("mSearchTerm", mSearchTerm); outState.putString("mBeginningDatetime", mBeginningDatetime); outState.putString("mEndingDatetime", mEndingDatetime); outState.putBoolean("mGotAlerts", mGotAlerts); outState.putLong("mNumAlertsDisplayed", mNumAlertsDisplayed); outState.putLong("mNumAlertsTotal", mNumAlertsTotal); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent intent) { super.onActivityResult(requestCode, resultCode, intent); switch(requestCode){ /* * The ServerHashDialog activity has finished. if the cert is rejected, finish this activity. * If accepted, try connecting to the server all over again. */ case ACTIVITY_HASH_DIALOG_INITIAL: switch(resultCode){ case CERT_REJECTED: finish(); break; case CERT_ACCEPTED: mGotAlerts = false; pd = ProgressDialog.show(this, "", "Connecting. Please wait...", true); Bundle extras = intent.getExtras(); mNetRunMan.getDbHelper().updateServerHashes(mRowId, extras.getString("MD5"), extras.getString("SHA1")); Thread thread = new Thread(initialAlertsRunnable.mNetRun); thread.start(); break; } break; case ACTIVITY_HASH_DIALOG_ADDITIONAL: switch(resultCode){ case CERT_REJECTED: break; case CERT_ACCEPTED: Bundle extras = intent.getExtras(); mNetRunMan.getDbHelper().updateServerHashes(mRowId, extras.getString("MD5"), extras.getString("SHA1")); initialAlertsRunnable.mNetRun.getBoundRequest().fetchServerHashes(); switcher.showNext(); Thread thread = new Thread(additionalAlertsRunnable.mNetRun); thread.start(); break; } break; } } private void fillData() { try{ // get alerts from the alerts database, display them Cursor alertsCursor = mAlertDbHelper.fetchAll(); startManagingCursor(alertsCursor); if(alertsCursor.moveToFirst()){ do { HashMap<String,String> item = new HashMap<String,String>(); switch(alertsCursor.getShort(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_SIG_PRIORITY))){ case 1: item.put("icon", Integer.toString(R.drawable.low)); break; case 2: item.put("icon", Integer.toString(R.drawable.warn)); break; case 3: item.put("icon", Integer.toString(R.drawable.high)); break; } item.put("sig_name",alertsCursor.getString(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_SIG_NAME))); InetAddress ipSrc = InetAddress.getByAddress(alertsCursor.getBlob(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_IP_SRC))); item.put("ip_src","Source IP: " + ipSrc.getHostAddress()); InetAddress ipDst = InetAddress.getByAddress(alertsCursor.getBlob(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_IP_DST))); item.put("ip_dst","Destination IP: " + ipDst.getHostAddress()); Timestamp timestamp = Timestamp.valueOf(alertsCursor.getString(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_TIMESTAMP))); item.put("timestamp_date",yearMonthDayFormat.format((Date) timestamp)); item.put("timestamp_time",hourMinuteSecondFormat.format((Date) timestamp)); list.add(item); // Remember to add a tracker for the UIDs of this alert as well AlertListTracker thisTracker = new AlertListTracker(); thisTracker.cid = alertsCursor.getLong(alertsCursor.getColumnIndex(AlertDbAdapter.KEY_CID)); thisTracker.sid = alertsCursor.getLong(alertsCursor.getColumnIndex(AlertDbAdapter.KEY_SID)); thisTracker.sig_name = alertsCursor.getString(alertsCursor.getColumnIndex(AlertDbAdapter.KEY_SIG_NAME)); thisTracker.ip_src = InetAddress.getByAddress(alertsCursor.getBlob(alertsCursor.getColumnIndex(AlertDbAdapter.KEY_IP_SRC))); thisTracker.ip_dst = InetAddress.getByAddress(alertsCursor.getBlob(alertsCursor.getColumnIndex(AlertDbAdapter.KEY_IP_DST))); thisTracker.timestamp_date = yearMonthDayFormat.format((Date) timestamp); thisTracker.timestamp_time = hourMinuteSecondFormat.format((Date) timestamp); thisTracker.sig_priority = (byte) alertsCursor.getShort(alertsCursor.getColumnIndexOrThrow(AlertDbAdapter.KEY_SIG_PRIORITY)); AlertListTracker.add(thisTracker); } while(alertsCursor.moveToNext()); } setContentView(R.layout.alert_list); // keep track of the number of displayed alerts mNumAlertsDisplayed = list.size(); //add the ViewSwitcher to the footer if there are more alerts than those displayed if(mNumAlertsTotal > mNumAlertsDisplayed) getListView().addFooterView(switcher); alertListAdapter = new SimpleAdapter(this, list, R.layout.alert_row, new String[] {"icon", "sig_name", "ip_src", "ip_dst", "timestamp_date", "timestamp_time"}, new int[] {R.id.alert_row_icon, R.id.alert_row_sig_name_text, R.id.alert_row_ip_src_text, R.id.alert_row_ip_dst_text, R.id.alert_row_date_text, R.id.alert_row_time_text}); setListAdapter(alertListAdapter); registerForContextMenu(getListView()); } catch (UnknownHostException e) { Log.w(LOG_TAG,e.toString()); } } private void fillDataFromAlertList(LinkedList<AlertListXMLElement> alertList) { // iterate through the list of alerts, preparing a set of properties, send them to the SimpleAdapter ListIterator<AlertListXMLElement> itr = alertList.listIterator(); while(itr.hasNext()){ AlertListXMLElement thisAlertListXMLElement = (AlertListXMLElement) itr.next(); HashMap<String,String> item = new HashMap<String,String>(); switch(thisAlertListXMLElement.sigPriority){ case 1: item.put("icon", Integer.toString(R.drawable.low)); break; case 2: item.put("icon", Integer.toString(R.drawable.warn)); break; case 3: item.put("icon", Integer.toString(R.drawable.high)); break; } item.put("sig_name",thisAlertListXMLElement.sigName); item.put("ip_src","Source IP: " + thisAlertListXMLElement.ipSrc.getHostAddress()); item.put("ip_dst","Destination IP: " + thisAlertListXMLElement.ipDst.getHostAddress()); item.put("timestamp_date",yearMonthDayFormat.format((Date) thisAlertListXMLElement.timestamp)); item.put("timestamp_time",hourMinuteSecondFormat.format((Date) thisAlertListXMLElement.timestamp)); list.add(item); // Remember to add a tracker for the UIDs of this alert as well AlertListTracker thisTracker = new AlertListTracker(); thisTracker.cid = thisAlertListXMLElement.cid; thisTracker.sid = thisAlertListXMLElement.sid; thisTracker.sig_name = thisAlertListXMLElement.sigName; thisTracker.ip_src = thisAlertListXMLElement.ipSrc; thisTracker.ip_dst = thisAlertListXMLElement.ipDst; thisTracker.timestamp_date = yearMonthDayFormat.format((Date) thisAlertListXMLElement.timestamp); thisTracker.timestamp_time = hourMinuteSecondFormat.format((Date) thisAlertListXMLElement.timestamp); thisTracker.sig_priority = thisAlertListXMLElement.sigPriority; AlertListTracker.add(thisTracker); } alertListAdapter.notifyDataSetChanged(); // keep track of the number of displayed alerts mNumAlertsDisplayed = list.size(); //add the ViewSwitcher to the footer if there are more alerts than those displayed if(mNumAlertsTotal <= mNumAlertsDisplayed) getListView().removeFooterView(switcher); //alertListAdapter.notifyDataSetChanged(); } @Override protected void onListItemClick(ListView l, View v, int position, long id) { super.onListItemClick(l, v, position, id); AlertListTracker tracker = AlertListTracker.get((int)id); Intent i = new Intent(this, AlertView.class); i.putExtra(AlertDbAdapter.KEY_ROWID, mRowId); i.putExtra(AlertDbAdapter.KEY_CID, tracker.cid); i.putExtra(AlertDbAdapter.KEY_SID, tracker.sid); i.putExtra(AlertDbAdapter.KEY_SIG_NAME, tracker.sig_name); i.putExtra(AlertDbAdapter.KEY_IP_SRC, tracker.ip_src.getAddress()); i.putExtra(AlertDbAdapter.KEY_IP_DST, tracker.ip_dst.getAddress()); i.putExtra("date", tracker.timestamp_date); i.putExtra("time", tracker.timestamp_time); i.putExtra(AlertDbAdapter.KEY_SIG_PRIORITY, tracker.sig_priority); startActivityForResult(i, ACTIVITY_VIEW); } public Context getContext() { return this; } public Long getRowId() { return mRowId; } public void onBoundRequestSet() { additionalAlertsRunnable = new AlertsDisplay(ALERTS_ADDITIONAL, this, mNetRunMan.getDbHelper(), mNetRunMan.getBoundRequest()); initialAlertsRunnable = new AlertsDisplay(ALERTS_INITIAL, this, mNetRunMan.getDbHelper(), mNetRunMan.getBoundRequest()); if(!mGotAlerts){ // Display the progress dialog first pd = ProgressDialog.show(AlertList.this, "", "Connecting. Please wait...", true); Thread thread = new Thread(initialAlertsRunnable.mNetRun); thread.start(); } else { fillData(); } } }