/*
* 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.Collections;
import java.util.Comparator;
/**
* Report for a method (function)
*/
public class ProfileMethod {
private final int _id;
private final String _name;
private long _count;
private long _selfMicros;
private long _totalMicros;
private ArrayList<ProfileItem> _parentList = new ArrayList<ProfileItem>();
private ArrayList<ProfileItem> _childList = new ArrayList<ProfileItem>();
public ProfileMethod(int id, String name) {
_id = id;
_name = name;
}
/**
* Returns the method's id.
*/
public int getId() {
return _id;
}
/**
* Returns the item's function name
*/
public String getName() {
return _name;
}
/**
* Returns the function's call count
*/
public long getCount() {
return _count;
}
/**
* Returns the function's total time in micros
*/
public long getTotalMicros() {
return _totalMicros;
}
/**
* Returns the function's self time in micros
*/
public long getSelfMicros() {
return _selfMicros;
}
/**
* Returns the parent items.
*/
public ArrayList<ProfileItem> getParentItems() {
return _parentList;
}
/**
* Returns the parent items, sorted by micros.
*/
public ArrayList<ProfileItem> getParentItemsByMicros() {
ArrayList<ProfileItem> parentList = new ArrayList<ProfileItem>(_parentList);
Collections.sort(parentList, new ItemMicrosComparator());
return parentList;
}
/**
* Returns the child items.
*/
public ArrayList<ProfileItem> getChildItems() {
return _childList;
}
/**
* Returns the child items, sorted by micros.
*/
public ArrayList<ProfileItem> getChildItemsByMicros() {
ArrayList<ProfileItem> childList = new ArrayList<ProfileItem>(_childList);
Collections.sort(childList, new ItemMicrosComparator());
return childList;
}
/**
* Adds a parent item
*/
public void addParent(ProfileItem item) {
_parentList.add(item);
_count += item.getCount();
_totalMicros += item.getMicros();
_selfMicros += item.getMicros();
}
/**
* Adds a child item
*/
public void addChild(ProfileItem item) {
_childList.add(item);
_selfMicros -= item.getMicros();
}
@Override
public String toString() {
return (getClass().getSimpleName()
+ "[" + _name
+ ",count=" + _count
+ ",self-micros=" + _selfMicros
+ ",total-micros=" + _totalMicros
+ "]");
}
static class ItemMicrosComparator implements Comparator<ProfileItem> {
@Override
public int compare(ProfileItem a, ProfileItem b) {
long delta = b.getMicros() - a.getMicros();
if (delta == 0) {
return 0;
} else if (delta < 0) {
return -1;
} else {
return 1;
}
}
}
}