org.cvasilak.jboss.mobile.admin.fragments.JMSTopicMetricsViewFragment.java Source code

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Here is the source code for org.cvasilak.jboss.mobile.admin.fragments.JMSTopicMetricsViewFragment.java

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/*
 * JBoss Admin
 * Copyright 2012, Christos Vasilakis, and individual contributors.
 * See the copyright.txt file in the distribution for a full
 * listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.cvasilak.jboss.mobile.admin.fragments;

import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.graphics.Color;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import com.actionbarsherlock.app.SherlockListFragment;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.actionbarsherlock.view.MenuItem;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import org.cvasilak.jboss.mobile.admin.JBossAdminApplication;
import org.cvasilak.jboss.mobile.admin.R;
import org.cvasilak.jboss.mobile.admin.model.Metric;
import org.cvasilak.jboss.mobile.admin.net.Callback;
import org.cvasilak.jboss.mobile.admin.net.JBossOperationsManager.JMSType;
import org.cvasilak.jboss.mobile.admin.util.MetricsAdapter;
import org.cvasilak.jboss.mobile.admin.util.commonsware.MergeAdapter;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;

public class JMSTopicMetricsViewFragment extends SherlockListFragment {

    private static final String TAG = JMSTopicMetricsViewFragment.class.getSimpleName();

    private JBossAdminApplication application;

    private ProgressDialog progress;

    ArrayList<Metric> inFlightMetrics;
    ArrayList<Metric> msgProcessedMetrics;
    ArrayList<Metric> subscriptionMetrics;

    private String topicName;

    public static JMSTopicMetricsViewFragment newInstance(String name) {
        JMSTopicMetricsViewFragment f = new JMSTopicMetricsViewFragment();

        Bundle args = new Bundle();
        args.putString("topicName", name);

        f.setArguments(args);

        return f;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Log.d(TAG, "@onCreate()");

        this.topicName = getArguments().getString("topicName");

        application = (JBossAdminApplication) getActivity().getApplication();

        // restore state in case of a configuration change (eg orientation)
        if (savedInstanceState != null) {
            inFlightMetrics = savedInstanceState.getParcelableArrayList("inFlightMetrics");
            msgProcessedMetrics = savedInstanceState.getParcelableArrayList("msgProcessedMetrics");
            subscriptionMetrics = savedInstanceState.getParcelableArrayList("subscriptionMetrics");
        }

        MergeAdapter adapter = new MergeAdapter();

        TextView sectionHeader;

        // Section: In-Flight Messages
        sectionHeader = new TextView(getActivity());
        sectionHeader.setBackgroundColor(Color.DKGRAY);
        sectionHeader.setPadding(15, 10, 0, 10);
        sectionHeader.setText("In-Flight Messages");
        adapter.addView(sectionHeader);

        if (inFlightMetrics == null) {
            inFlightMetrics = new ArrayList<Metric>();

            inFlightMetrics.add(new Metric("Messages In Topic", "message-count"));
            inFlightMetrics.add(new Metric("In Delivery", "delivering-count"));
        }

        MetricsAdapter inFlightMetricsAdapter = new MetricsAdapter(getSherlockActivity(), inFlightMetrics);
        adapter.addAdapter(inFlightMetricsAdapter);

        // Section: Messages Processed
        sectionHeader = new TextView(getActivity());
        sectionHeader.setBackgroundColor(Color.DKGRAY);
        sectionHeader.setPadding(15, 10, 0, 10);
        sectionHeader.setText("Messages Processed");
        adapter.addView(sectionHeader);

        if (msgProcessedMetrics == null) {
            msgProcessedMetrics = new ArrayList<Metric>();

            msgProcessedMetrics.add(new Metric("Messages Added", "messages-added"));
            msgProcessedMetrics.add(new Metric("Durable Messages", "durable-message-count"));
            msgProcessedMetrics.add(new Metric("NoN-Durable Messages", "non-durable-message-count"));
        }

        MetricsAdapter msgProcessedMetricsAdapter = new MetricsAdapter(getSherlockActivity(), msgProcessedMetrics);
        adapter.addAdapter(msgProcessedMetricsAdapter);

        // Section: Consumer
        sectionHeader = new TextView(getActivity());
        sectionHeader.setBackgroundColor(Color.DKGRAY);
        sectionHeader.setPadding(15, 10, 0, 10);
        sectionHeader.setText("Subscriptions");
        adapter.addView(sectionHeader);

        if (subscriptionMetrics == null) {
            subscriptionMetrics = new ArrayList<Metric>();

            subscriptionMetrics.add(new Metric("Number of Subscriptions", "subscription-count"));
            subscriptionMetrics.add(new Metric("Durable Subscribers", "durable-subscription-count"));
            subscriptionMetrics.add(new Metric("Non-Durable Subscribers", "non-durable-subscription-count"));
        }

        MetricsAdapter subscriptionerMetricsAdapter = new MetricsAdapter(getSherlockActivity(),
                subscriptionMetrics);
        adapter.addAdapter(subscriptionerMetricsAdapter);

        setListAdapter(adapter);

        // inform runtime that we have an action button (refresh)
        setHasOptionsMenu(true);

        // refresh only if the fragment is created
        // for the first time (no previous state)
        if (savedInstanceState == null)
            refresh();
    }

    @Override
    public void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);

        outState.putParcelableArrayList("inFlightMetrics", inFlightMetrics);
        outState.putParcelableArrayList("msgProcessedMetrics", msgProcessedMetrics);
        outState.putParcelableArrayList("subscriptionMetrics", subscriptionMetrics);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.menu_refresh, menu);

        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == R.id.refresh) {
            refresh();

            return (true);
        }

        return (super.onOptionsItemSelected(item));
    }

    public void refresh() {
        progress = ProgressDialog.show(getSherlockActivity(), "", getString(R.string.queryingServer));

        application.getOperationsManager().fetchJMSQueueMetrics(topicName, JMSType.TOPIC, new Callback() {
            @Override
            public void onSuccess(JsonElement reply) {
                progress.dismiss();

                JsonObject jsonObj = reply.getAsJsonObject();

                Map<String, String> info = new HashMap<String, String>();

                // common metrics
                int msgCount = jsonObj.getAsJsonPrimitive("message-count").getAsInt();
                int delivCount = jsonObj.getAsJsonPrimitive("delivering-count").getAsInt();
                float delivPerc = (msgCount != 0 ? ((float) delivCount / msgCount) * 100 : 0);
                int msgAdded = jsonObj.getAsJsonPrimitive("messages-added").getAsInt();

                info.put("message-count", String.format("%d", msgCount));
                info.put("delivering-count", String.format("%d (%.0f%%)", delivCount, delivPerc));
                info.put("messages-added", String.format("%d", msgAdded));

                for (Metric metric : inFlightMetrics) {
                    metric.setValue(info.get(metric.getKey()));
                }

                int durCount = jsonObj.getAsJsonPrimitive("durable-message-count").getAsInt();
                float durPerc = (msgAdded != 0 ? ((float) durCount / msgAdded) * 100 : 0);

                int nonDurCount = jsonObj.getAsJsonPrimitive("non-durable-message-count").getAsInt();
                float nonDurPerc = (msgAdded != 0 ? ((float) nonDurCount / msgAdded) * 100 : 0);

                int subCount = jsonObj.getAsJsonPrimitive("subscription-count").getAsInt();
                int durSubCount = jsonObj.getAsJsonPrimitive("durable-subscription-count").getAsInt();
                int nonDurSubCount = jsonObj.getAsJsonPrimitive("non-durable-subscription-count").getAsInt();

                info.put("durable-message-count", String.format("%d (%.0f%%)", durCount, durPerc));
                info.put("non-durable-message-count", String.format("%d (%.0f%%)", nonDurCount, nonDurPerc));
                info.put("subscription-count", String.format("%d", subCount));
                info.put("durable-subscription-count", String.format("%d", durSubCount));
                info.put("non-durable-subscription-count", String.format("%d", nonDurSubCount));

                for (Metric metric : msgProcessedMetrics) {
                    metric.setValue(info.get(metric.getKey()));
                }

                for (Metric metric : subscriptionMetrics) {
                    metric.setValue(info.get(metric.getKey()));
                }

                // refresh table
                ((MergeAdapter) getListAdapter()).notifyDataSetChanged();
            }

            @Override
            public void onFailure(Exception e) {
                progress.dismiss();

                AlertDialog.Builder alertDialog = new AlertDialog.Builder(getActivity());

                alertDialog.setTitle(R.string.dialog_error_title).setMessage(e.getMessage())
                        .setPositiveButton(R.string.dialog_button_Bummer, null).setCancelable(false)
                        .setIcon(android.R.drawable.ic_dialog_alert).show();

            }
        });
    }
}