/** 
 * Project    : KANT (LMT)
 * Source Name: SyntaxConj.java
 * Copyright  : Copyright (c) LTI, Carnegie Mellon University
 * Description: Class for Syntax conjunction
 * @version     1.0 (created by jko - 10/01/01)
 **/

package lmt;
import java.sql.*;
import java.util.*;

public class SyntaxConj extends Syntax{
  String clausal_coor;
  String coor;
	
  /** constructor 
   * @param concept_id string representing concept_id
   **/		
  SyntaxConj(SQLConnection con, String concept_id) {
    super(con, concept_id);
    clausal_coor = "";
    coor = "";
  }
	
  // setters and getters
  public String getClausalCoor() {
    return clausal_coor;
  }	
  public void setClausalCoor(String clausal_coor) {
    if (clausal_coor == null)
      clausal_coor = "";
    this.clausal_coor = clausal_coor;
  }	
  public String getCoor() {
    return coor;
  }	
  public void setCoor(String coor) {
    if (coor == null)
      coor = "";
    this.coor = coor;
  }
	
  /** Get all syntaxs which have the concept_id. 
   * @param concept_id a string representing concept_id
   * @return Vector all conjuctions adverbs fetched from the database.
   **/	
  public static SyntaxConj fetchSyntax(SQLConnection con,String concept_id) {
    SyntaxConj syntax = new SyntaxConj(con, concept_id);
		
    String sql = "SELECT * FROM LMT_CONJUNCTION WHERE";
    sql += " CONCEPT_ID = '" + concept_id + "'";
    Debug.debug("-- fetch SyntaxConj: " + sql);		
		
    try {
      SQLConnection.Result r = con.query(sql);
      if (r!=null &&r.hasData()){
	syntax.setConceptID(r.rs.getString(1));
	syntax.setClausalCoor(r.rs.getString(2));
	syntax.setCoor(r.rs.getString(3));
	syntax.setActive(r.rs.getString(4));
      }
      if (r!=null) r.close();
    } catch (SQLException E) {
      System.out.println("SQLException: " + E.getMessage());
    }	
		
    return syntax;
  }

  public int insert() {
    String sql = makeInsertQuery();
    Debug.debug("-- SyntaxConj insertion : " + sql);		
    return con.insert(sql);
  }
	
  public int update() {
    // check where this exists. If not, insert this 
    if (!isExistent()) {
      return insert();
    }
    String sql = makeUpdateQuery();
    return con.update(sql);
  }	
	
  public boolean isExistent() {
    String sql = "SELECT * FROM LMT_CONJUNCTION WHERE ";
    sql += " concept_id = '" + concept_id + "'";
    return con.isExistent(sql);
  }		
	
  /** make the query 
   * @return String[] array including SQL 
   **/	
  public void makeQuery(Vector queryVector) {
    String sql = ( isExistent() ? makeUpdateQuery() : makeInsertQuery() );
    queryVector.addElement(sql);
  }			
	
  String makeInsertQuery() {
    String sql = "INSERT INTO LMT_CONJUNCTION VALUES (";
    sql += "'" + concept_id + "',";
    sql += "'" + clausal_coor + "',";
    sql += "'" + coor + "',";
    sql += "'T')";
    return sql;
  }
	
  String makeUpdateQuery() {
    String sql;			
    sql = "UPDATE LMT_CONJUNCTION SET";
    sql += " clausal_coor = '" + clausal_coor + "',";
    sql += " coor = '" + coor + "'";
    sql += " WHERE concept_id = '" + concept_id + "'";
    return sql;		
  }
}