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74 lines
2.3 KiB
74 lines
2.3 KiB
4 months ago
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/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import java.io.BufferedReader;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Parses and analyzes a log, pulling our PRELOAD information. If you have
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* an emulator or device running in the background, this class will use it
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* to measure and record the memory usage of each class.
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*
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* TODO: Should analyze lines and select substring dynamically (instead of hardcoded 19)
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*/
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public class Compile {
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public static void main(String[] args) throws IOException {
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if (args.length != 2) {
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System.err.println("Usage: Compile [log file] [output file]");
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System.exit(0);
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}
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Root root = new Root();
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List<Record> records = new ArrayList<Record>();
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BufferedReader in = new BufferedReader(new InputStreamReader(
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new FileInputStream(args[0])));
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String line;
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int lineNumber = 0;
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while ((line = in.readLine()) != null) {
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lineNumber++;
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if (line.startsWith("I/PRELOAD")) {
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try {
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String clipped = line.substring(19);
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records.add(new Record(clipped, lineNumber));
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} catch (RuntimeException e) {
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throw new RuntimeException(
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"Exception while recording line " + lineNumber + ": " + line, e);
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}
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}
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}
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for (Record record : records) {
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root.indexProcess(record);
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}
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for (Record record : records) {
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root.indexClassOperation(record);
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}
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in.close();
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root.toFile(args[1]);
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}
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}
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