Flex与Java交互(Flex调用java类展示数据)查询显示详细步骤

[java] 
package tobaccoTrans.dao.impl; 
 
import java.sql.Connection; 
import java.sql.ResultSet; 
import java.sql.Statement; 
import java.util.ArrayList; 
import java.util.List; 
import tobaccoTrans.util.*; 
import tobaccoTrans.entity.VIEW_CORP; 
 
/**
 * @author DWJ
 */ 
public class CorpDaoImpl extends ConnectionUtil { 
    private Connection con = null; 
    private Statement stmt = null; 
    private ResultSet rs = null; 
    /**
     * 方法说明：执行查询SQL语句  
     * 输入参数：Connection con 数据库连接  
     * 输入参数：String sql 要执行的SQL语句  
     * 返回类型：void
     */ 
    public List getAllCorp(String code,String gbcode,String name,String simplename,String style,String parent) { 
        List<VIEW_CORP> list = new ArrayList<VIEW_CORP>(); 
        try { 
            String sql = "select * from VIEW_CORP where 0 = 0 "; 
            if (code != null && code.trim().length() != 0) 
                sql = sql + " and code = '" + code + "' "; 
            if (gbcode != null && gbcode.trim().length() != 0) 
                sql = sql + " and gbcode = '" + gbcode + "' "; 
            if (name != null && name.trim().length() != 0) 
                sql = sql + " and name = '" + name + "' "; 
            if (simplename != null && simplename.trim().length() != 0) 
                sql = sql + " and simplename = '" + simplename + "' "; 
            if (style != null && style.trim().length() != 0) 
                sql = sql + " and style = '" + style + "' "; 
            if (parent != null && parent.trim().length() != 0) 
                sql = sql + " and parent = '" + parent + "' "; 
 
            con = this.getConnection(); 
            stmt = con.createStatement(); // 获取Staetment对象  
            rs = stmt.executeQuery(sql); // 执行数据库操作（查询操作）  
            while(rs.next()) { 
                VIEW_CORP corp = new VIEW_CORP(); 
                corp.setCode(rs.getString("code")); 
                corp.setGbcode(rs.getString("gbcode")); 
                corp.setName(rs.getString("name")); 
                corp.setSimplename(rs.getString("simplename")); 
                corp.setStyle(rs.getString("style")); 
                corp.setParent(rs.getString("parent")); 
                corp.setFlag(rs.getString("flag")); 
                list.add(corp); 
            } 
             
        } catch (Exception e) { 
            e.printStackTrace(); 
        }finally{ 
            this.closeResultSet(rs); 
            this.closeStatement(stmt); 
            this.closeConn(con); 
        } 
        return list; 
    } 
}