| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| /** |
| * One line from the loaded-classes file. |
| */ |
| class Record { |
| |
| enum Type { |
| /** Start of initialization. */ |
| START_LOAD, |
| |
| /** End of initialization. */ |
| END_LOAD, |
| |
| /** Start of initialization. */ |
| START_INIT, |
| |
| /** End of initialization. */ |
| END_INIT |
| } |
| |
| /** Parent process ID. */ |
| final int ppid; |
| |
| /** Process ID. */ |
| final int pid; |
| |
| /** Thread ID. */ |
| final int tid; |
| |
| /** Process name. */ |
| final String processName; |
| |
| /** Class loader pointer. */ |
| final int classLoader; |
| |
| /** Type of record. */ |
| final Type type; |
| |
| /** Name of loaded class. */ |
| final String className; |
| |
| /** Record time (ns). */ |
| final long time; |
| |
| /** |
| * Parses a line from the loaded-classes file. |
| */ |
| Record(String line) { |
| char typeChar = line.charAt(0); |
| switch (typeChar) { |
| case '>': type = Type.START_LOAD; break; |
| case '<': type = Type.END_LOAD; break; |
| case '+': type = Type.START_INIT; break; |
| case '-': type = Type.END_INIT; break; |
| default: throw new AssertionError("Bad line: " + line); |
| } |
| |
| line = line.substring(1); |
| String[] parts = line.split(":"); |
| |
| ppid = Integer.parseInt(parts[0]); |
| pid = Integer.parseInt(parts[1]); |
| tid = Integer.parseInt(parts[2]); |
| |
| processName = parts[3].intern(); |
| |
| classLoader = Integer.parseInt(parts[4]); |
| className = vmTypeToLanguage(parts[5]).intern(); |
| |
| time = Long.parseLong(parts[6]); |
| } |
| |
| /** |
| * Converts a VM-style name to a language-style name. |
| */ |
| static String vmTypeToLanguage(String typeName) { |
| if (!typeName.startsWith("L") || !typeName.endsWith(";") ) { |
| throw new AssertionError("Bad name: " + typeName); |
| } |
| |
| typeName = typeName.substring(1, typeName.length() - 1); |
| return typeName.replace("/", "."); |
| } |
| } |