Windchill中使用JDBC查询

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需要注意，wtconnection不能关闭

package ext.leanore.util;

import java.net.InetAddress;
import java.net.UnknownHostException;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Vector;

import wt.auth.SimpleAuthenticator;
import wt.method.MethodContext;
import wt.method.MethodServerException;
import wt.method.RemoteMethodServer;
import wt.pom.DataServicesRegistry;
import wt.pom.UnsupportedPDSException;
import wt.pom.WTConnection;

/**
 * @author leanore
 */
public class DBOperator {

	/**
	 * @param sql
	 * @param parameters
	 * @return
	 */
	public static Vector doQuery(String sql, String[] parameters) {
		Vector vec = new Vector