| /* |
| * Copyright 2017 HugeGraph Authors |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with this |
| * work for additional information regarding copyright ownership. The ASF |
| * licenses this file to You 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 org.apache.hugegraph.perf; |
| |
| import java.util.List; |
| |
| public interface Stopwatch extends Cloneable { |
| |
| public Path id(); |
| public String name(); |
| public Path parent(); |
| |
| public void startTime(long startTime); |
| public void endTime(long startTime); |
| |
| public void lastStartTime(long startTime); |
| |
| public long times(); |
| public long totalTimes(); |
| public long totalChildrenTimes(); |
| |
| public long totalCost(); |
| public void totalCost(long otherCost); |
| |
| public long minCost(); |
| public long maxCost(); |
| |
| public long totalWasted(); |
| public long totalSelfWasted(); |
| public long totalChildrenWasted(); |
| |
| public void fillChildrenTotal(List<Stopwatch> children); |
| |
| public Stopwatch copy(); |
| |
| public Stopwatch child(String name); |
| public Stopwatch child(String name, Stopwatch watch); |
| |
| public boolean empty(); |
| public void clear(); |
| |
| public default String toJson() { |
| int len = 200 + this.name().length() + this.parent().length(); |
| StringBuilder sb = new StringBuilder(len); |
| sb.append("{"); |
| sb.append("\"parent\":\"").append(this.parent()).append("\""); |
| sb.append(",\"name\":\"").append(this.name()).append("\""); |
| sb.append(",\"times\":").append(this.times()); |
| sb.append(",\"total_cost\":").append(this.totalCost()); |
| sb.append(",\"min_cost\":").append(this.minCost()); |
| sb.append(",\"max_cost\":").append(this.maxCost()); |
| sb.append(",\"total_self_wasted\":").append(this.totalSelfWasted()); |
| sb.append(",\"total_children_wasted\":").append( |
| this.totalChildrenWasted()); |
| sb.append(",\"total_children_times\":").append( |
| this.totalChildrenTimes()); |
| sb.append("}"); |
| return sb.toString(); |
| } |
| |
| public static Path id(Path parent, String name) { |
| if (parent == Path.EMPTY && name == Path.ROOT_NAME) { |
| return Path.EMPTY; |
| } |
| return new Path(parent, name); |
| } |
| |
| public static final class Path implements Comparable<Path> { |
| |
| public static final String ROOT_NAME = "root"; |
| public static final Path EMPTY = new Path(""); |
| |
| private final String path; |
| |
| public Path(String self) { |
| this.path = self; |
| } |
| |
| public Path(Path parent, String name) { |
| if (parent == EMPTY) { |
| this.path = name; |
| } else { |
| int len = parent.length() + 1 + name.length(); |
| StringBuilder sb = new StringBuilder(len); |
| sb.append(parent.path).append('/').append(name); |
| |
| this.path = sb.toString(); |
| } |
| } |
| |
| public int length() { |
| return this.path.length(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return this.path.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this.hashCode() != obj.hashCode()) { |
| return false; |
| } |
| if (!(obj instanceof Path)) { |
| return false; |
| } |
| Path other = (Path) obj; |
| return this.path.equals(other.path); |
| } |
| |
| @Override |
| public int compareTo(Path other) { |
| return this.path.compareTo(other.path); |
| } |
| |
| @Override |
| public String toString() { |
| return this.path; |
| } |
| |
| public boolean endsWith(String name) { |
| return this.path.endsWith(name); |
| } |
| } |
| } |