Android Open Source - Arvutaja Unitconv

From Project

Back to project page Arvutaja.

License

The source code is released under:

Apache License

If you think the Android project Arvutaja listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package ee.ioc.phon.android.arvutaja.command;
//  ww w  .  j  a v a 2 s .c om
import javax.measure.unit.Unit;

import ee.ioc.phon.android.arvutaja.R;

import android.content.Intent;

/**
 * <p>Examples of supported expressions:</p>
 * <ul>
 * <li>convert 12 m to ft</li>
 * <li>convert 5.5 USD to EUR</li>
 * </ul>
 */
public class Unitconv extends DefaultCommand {

  public Unitconv(String command) {
    super(command);
  }

  public int getMessage() {
    return R.string.msgActionViewWolframAlpha;
  }

  @Override
  public Intent getIntent() throws CommandParseException {
    return getActionView("http://www.wolframalpha.com/input/?i=", getCommand());
  }

  public Object getOut() {
    String query = new String(getCommand());
    query = query.replace("convert ", "");
    String[] splits = query.split(" to ");
    String numberAsStr = splits[0].replaceFirst("[^0-9\\. ].*", "").replaceAll("[^0-9\\.]", "");
    double mNumber = Double.parseDouble(numberAsStr);
    String mIn  = splits[0].replaceFirst("^[0-9\\. ]+", "").replaceAll("\\s+", "");
    String mOut = splits[1].replaceAll("\\s+", "");
    return Unit.valueOf(mIn).getConverterTo(Unit.valueOf(mOut)).convert(mNumber);
  }

  public static boolean isCommand(String command) {
    return command.contains("convert ") && command.contains(" to ");
  }

}

Java Source Code List