content: /*
   * Copyright (C) 2017 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.google.android.apps.common.testing.broker;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.common.collect.Maps;
  import com.google.common.io.LineProcessor;
  import java.util.Map;
  import java.util.logging.Logger;
  import java.util.regex.Matcher;
  import java.util.regex.Pattern;
  
  /**
   * Parses the output of adb getprop
   *
   */
  class AndroidPropertyProcessor implements LineProcessor<ImmutableMap<String, String>> {
    private static final Pattern PROPERTY_PATTERN = Pattern.compile(
        "^\\[([\\w.\\-]+)\\]:\\s\\[(.*)\\]$");
    private static final Logger logger = Logger.getLogger(AndroidPropertyProcessor.class.getName());
  
    private final Map<String, String> properties = Maps.newHashMap();
  
    @Override
    public boolean processLine(String line) {
      Matcher matcher = PROPERTY_PATTERN.matcher(line.trim());
      if (matcher.matches()) {
        properties.put(matcher.group(1), matcher.group(2));
      } else {
        logger.warning(String.format("Line '%s' doesnt match regexp '%s'. Discarding.", line,
            PROPERTY_PATTERN));
      }
      return true;
    }
  
    @Override
    public ImmutableMap<String, String> getResult() {
      return ImmutableMap.copyOf(properties);
    }
  
  }
  