Parser.java

package org.springframework.roo.shell;

import java.util.List;

/**
 * Interface for {@link SimpleParser}.
 * 
 * @author Ben Alex
 * @author Alan Stewart
 * @since 1.0
 */
public interface Parser {

  /**
   * Populates a list of completion candidates. This method is required for
   * backward compatibility for STS versions up to 2.8.0.
   * 
   * @param buffer
   * @param cursor
   * @param candidates
   * @return
   */
  int complete(String buffer, int cursor, List<String> candidates);

  /**
   * Populates a list of completion candidates.
   * 
   * @param buffer
   * @param cursor
   * @param candidates
   * @return
   */
  int completeAdvanced(String buffer, int cursor, List<Completion> candidates);

  ParseResult parse(String buffer);
}