ArgHandlerString.java

package xapi.args;

/**
 * Argument handler for processing flags that take a string as their parameter.
 * 
 * Based on original implementation from the GWT project.
 *  
 * @author GWT team "gwtproject.org"
 * @author James X. Nelson "james@wetheinter.net"
 *
 */
public abstract class ArgHandlerString extends ArgHandler {

  @Override
  public int handle(String[] args, int startIndex) {
    if (startIndex + 1 < args.length) {
      if (!setString(args[startIndex + 1])) {
        return -1;
      }
      return 1;
    }

    System.err.println(getTag() + " must be followed by an argument for "
      + getTagArgs()[0]);
    return -1;
  }

  public abstract boolean setString(String str);

}