src/com/android/loganalysis/parser/DumpsysProcStatsParser.java

/*
 * Copyright (C) 2011 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.
 */
package com.android.loganalysis.parser;

import com.android.loganalysis.item.DumpsysProcStatsItem;

import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * A {@link IParser} to parse procstats and create a mapping table of process names and UIDs
 */
public class DumpsysProcStatsParser implements IParser {

    /**
     * Matches: * com.google.android.googlequicksearchbox:search / u0a19 / v300401240: -----
     */
    private static final Pattern UID = Pattern.compile("^\\s*\\* (.*):?.*/ (.*)/.*");

    /**
     * {@inheritDoc}
     *
     * @return The {@link DumpsysProcStatsItem}.
     */
    @Override
    public DumpsysProcStatsItem parse(List<String> lines) {
        DumpsysProcStatsItem item = new DumpsysProcStatsItem();
        for (String line : lines) {
            Matcher m = UID.matcher(line);
            if(m.matches()) {
                item.put(m.group(2).trim(), m.group(1).trim());
            }
        }
        return item;
    }

}