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/**
* Copyright (C) 2014-2017 Philip Helger (www.helger.com)
* philip[at]helger[dot]com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.helger.photon.bootstrap3.pages.sysinfo;
import java.util.Comparator;
import java.util.Locale;
import java.util.Map;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import com.helger.commons.annotation.Nonempty;
import com.helger.commons.annotation.Translatable;
import com.helger.commons.collection.CollectionHelper;
import com.helger.commons.compare.ESortOrder;
import com.helger.commons.datetime.PDTFactory;
import com.helger.commons.datetime.PDTToString;
import com.helger.commons.lang.StackTraceHelper;
import com.helger.commons.text.IMultilingualText;
import com.helger.commons.text.display.IHasDisplayTextWithArgs;
import com.helger.commons.text.resolve.DefaultTextResolver;
import com.helger.commons.text.util.TextHelper;
import com.helger.html.hc.ext.HCExtHelper;
import com.helger.html.hc.html.tabular.HCRow;
import com.helger.html.hc.html.tabular.HCTable;
import com.helger.html.hc.impl.HCNodeList;
import com.helger.photon.bootstrap3.pages.AbstractBootstrapWebPage;
import com.helger.photon.bootstrap3.uictrls.datatables.BootstrapDataTables;
import com.helger.photon.uicore.page.EWebPageText;
import com.helger.photon.uicore.page.IWebPageExecutionContext;
import com.helger.photon.uictrls.datatables.DataTables;
import com.helger.photon.uictrls.datatables.DataTablesLengthMenu;
import com.helger.photon.uictrls.datatables.column.DTCol;
import com.helger.photon.uictrls.datatables.column.EDTColType;
/**
* Page with all threads
*
* @author Philip Helger
* @param
* Web Page Execution Context type
*/
public class BasePageSysInfoThreads
extends AbstractBootstrapWebPage
{
@Translatable
protected static enum EText implements IHasDisplayTextWithArgs
{
MSG_HEADER ("Anzahl={0}; Prios (min/norm/max): " +
Thread.MIN_PRIORITY +
"/" +
Thread.NORM_PRIORITY +
"/" +
Thread.MAX_PRIORITY +
"; Zeitpunkt: {1}",
"Total count={0}; Prios (min/norm/max): " +
Thread.MIN_PRIORITY +
"/" +
Thread.NORM_PRIORITY +
"/" +
Thread.MAX_PRIORITY +
"; Datetime: {1}"),
MSG_ID ("ID", "ID"),
MSG_GROUP ("Gruppe", "Group"),
MSG_NAME ("Name", "Name"),
MSG_PRIORITY ("Prio", "Prio"),
MSG_STATE ("Status", "State"),
MSG_STACKTRACE ("Stacktrace", "Stacktrace");
private final IMultilingualText m_aTP;
private EText (final String sDE, final String sEN)
{
m_aTP = TextHelper.create_DE_EN (sDE, sEN);
}
@Nullable
public String getDisplayText (@Nonnull final Locale aContentLocale)
{
return DefaultTextResolver.getTextStatic (this, m_aTP, aContentLocale);
}
}
public BasePageSysInfoThreads (@Nonnull @Nonempty final String sID)
{
super (sID, EWebPageText.PAGE_NAME_SYSINFO_THREADS.getAsMLT ());
}
public BasePageSysInfoThreads (@Nonnull @Nonempty final String sID, @Nonnull final String sName)
{
super (sID, sName);
}
public BasePageSysInfoThreads (@Nonnull @Nonempty final String sID,
@Nonnull final String sName,
@Nullable final String sDescription)
{
super (sID, sName, sDescription);
}
public BasePageSysInfoThreads (@Nonnull @Nonempty final String sID,
@Nonnull final IMultilingualText aName,
@Nullable final IMultilingualText aDescription)
{
super (sID, aName, aDescription);
}
@Nonnull
private static String _getThreadGroupName (@Nullable final ThreadGroup aParamTG)
{
ThreadGroup aThreadGroup = aParamTG;
final StringBuilder ret = new StringBuilder ();
while (aThreadGroup != null)
{
if (ret.length () > 0)
ret.insert (0, '/');
ret.insert (0, aThreadGroup.getName ());
// Descend
aThreadGroup = aThreadGroup.getParent ();
}
return ret.toString ();
}
@Override
protected void fillContent (@Nonnull final WPECTYPE aWPEC)
{
final HCNodeList aNodeList = aWPEC.getNodeList ();
final Locale aDisplayLocale = aWPEC.getDisplayLocale ();
// get all threads and sort them by thread ID
final Map aThreads = CollectionHelper.getSortedByKey (Thread.getAllStackTraces (),
Comparator.comparing (Thread::getId));
aNodeList.addChild (getUIHandler ().createActionHeader (EText.MSG_HEADER.getDisplayTextWithArgs (aDisplayLocale,
Integer.valueOf (aThreads.size ()),
PDTToString.getAsString (PDTFactory.getCurrentLocalDateTime (),
aDisplayLocale))));
final HCTable aTable = new HCTable (new DTCol (EText.MSG_ID.getDisplayText (aDisplayLocale)).setDisplayType (EDTColType.INT,
aDisplayLocale)
.setInitialSorting (ESortOrder.ASCENDING),
new DTCol (EText.MSG_GROUP.getDisplayText (aDisplayLocale)),
new DTCol (EText.MSG_NAME.getDisplayText (aDisplayLocale)),
new DTCol (EText.MSG_PRIORITY.getDisplayText (aDisplayLocale)).setDisplayType (EDTColType.INT,
aDisplayLocale),
new DTCol (EText.MSG_STATE.getDisplayText (aDisplayLocale)),
new DTCol (EText.MSG_STACKTRACE.getDisplayText (aDisplayLocale)).setOrderable (false)).setID (getID ());
// For all system properties
for (final Map.Entry aEntry : aThreads.entrySet ())
{
final HCRow aRow = aTable.addBodyRow ();
// Thread ID (long)
final Thread aThread = aEntry.getKey ();
aRow.addCell (Long.toString (aThread.getId ()));
// Thread group
final ThreadGroup aThreadGroup = aThread.getThreadGroup ();
aRow.addCell (_getThreadGroupName (aThreadGroup));
// Thread name
aRow.addCell (aThread.getName ());
// Priority (int)
aRow.addCell (Integer.toString (aThread.getPriority ()));
// State
aRow.addCell (String.valueOf (aThread.getState ()));
// Stack trace
aRow.addCell (HCExtHelper.nl2brList (StackTraceHelper.getStackAsString (aEntry.getValue ())));
}
aNodeList.addChild (aTable);
// Use a client side DataTables since this page is mostly called in
// situations where the machine is very busy
final DataTables aDT = BootstrapDataTables.createDefaultDataTables (aWPEC, aTable);
aDT.setLengthMenu (new DataTablesLengthMenu ().addItemAll ());
aDT.setAjaxBuilder (null);
aNodeList.addChild (aDT);
}
}