/*
* Copyright (c) 1998-2010 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.profile;
import java.util.ArrayList;
import java.util.concurrent.atomic.AtomicLong;
/**
* Stores the most recent profiles
*/
public class ProfileStore {
private static final AtomicLong _idSequence = new AtomicLong();
private static final ArrayList<ProfileReport> _reportList = new ArrayList<ProfileReport>();
public static long generateId() {
return _idSequence.incrementAndGet();
}
/**
* Adds a new report
*/
public static void addReport(ProfileReport report) {
synchronized (_reportList) {
_reportList.add(0, report);
while (_reportList.size() > 32) {
_reportList.remove(_reportList.size() - 1);
}
}
}
/**
* Returns the current reports
*/
public static ArrayList<ProfileReport> getReports() {
synchronized (_reportList) {
return new ArrayList<ProfileReport>(_reportList);
}
}
/**
* Returns the report with the given index
*/
public static ProfileReport findReport(long index) {
synchronized (_reportList) {
for (ProfileReport report : _reportList) {
if (index == report.getId()) {
return report;
}
}
}
return null;
}
}