Android Open Source - GroupGoal Config Helper

From Project

Back to project page GroupGoal.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.cs121.groupgoal;
/*from w  ww  . j  av  a2 s.  com*/
import com.parse.ConfigCallback;
import com.parse.ParseConfig;
import com.parse.ParseException;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class ConfigHelper {
  private ParseConfig config;
  private long configLastFetchedTime;

  public void fetchConfigIfNeeded() {
    final long configRefreshInterval = 60 * 60; // 1 hour

    if (config == null ||
        System.currentTimeMillis() - configLastFetchedTime > configRefreshInterval) {
      // Set the config to current, just to load the cache
      config = ParseConfig.getCurrentConfig();

      // Set the current time, to flag that the operation started and prevent double fetch
      ParseConfig.getInBackground(new ConfigCallback() {
        @Override
        public void done(ParseConfig parseConfig, ParseException e) {
          if (e == null) {
            // Retrieved successfully
            config = parseConfig;
            configLastFetchedTime = System.currentTimeMillis();
          } else {
            // Fetch failed, reset the time
            configLastFetchedTime = 0;
          }
        }
      });
    }
  }

  public List<Float> getSearchDistanceAvailableOptions() {
    final List<Float> defaultOptions = Arrays.asList(250.0f, 1000.0f, 2000.0f, 5000.0f);

    List<Number> options = config.getList("availableFilterDistances");
    if (options == null) {
      return defaultOptions;
    }

    List<Float> typedOptions = new ArrayList<Float>();
    for (Number option : options) {
      typedOptions.add(option.floatValue());
    }

    return typedOptions;
  }

  public int getPostMaxCharacterCount () {
    int value = config.getInt("postMaxCharacterCount", 140);
    return value;
  }
}

Java Source Code List