src/jdbc/JdbcSqlParameterMetaData.java

   1 /*
   2  * To change this template, choose Tools | Templates
   3  * and open the template in the editor.
   4  */
   5
   6 package csql.jdbc;
   7
   8 import java.sql.ParameterMetaData;
   9 import java.sql.SQLException;
  10
  11
  12 /**
  13  *
  14  * @author bijaya
  15  */
  16 public class JdbcSqlParameterMetaData extends JSqlError implements ParameterMetaData , JSqlErrorType
  17 {
  18     private boolean isClosed;
  19     JdbcSqlStatement stmt;
  20
  21     JdbcSqlParameterMetaData()
  22     {
  23         isClosed = false ;
  24     }
  25
  26     public void setStmt(JdbcSqlStatement stmt)
  27     {
  28         this.stmt = stmt;
  29         this.isClosed = false ;
  30     }
  31
  32
  33
  34     public String getParameterClassName(int param) throws SQLException
  35     {
  36         if(isClosed)
  37             throw getException( CSQL_INVALID_STATE );
  38         //String name = this.stmt.jniStmt.getParamFldName(param);
  39         //int pos =stmt.jniStmt.findColumn(name);
  40         return Util.getClassName(this.stmt.jniStmt.getType(param));
  41     }
  42     public int getParameterCount() throws SQLException
  43     {
  44         if(isClosed)
  45             throw getException( CSQL_INVALID_STATE );
  46         return (this.stmt.jniStmt.getTotalparam());
  47     }
  48
  49     public int getParameterMode(int param) throws SQLException
  50     {
  51         if(isClosed)
  52             throw getException( CSQL_INVALID_STATE );
  53         return parameterModeIn;
  54     }
  55
  56     public int getParameterType(int param) throws SQLException
  57     {
  58         if(isClosed)
  59             throw getException( CSQL_INVALID_STATE );
  60         //String name = this.stmt.jniStmt.getParamFldName(param);
  61         //int pos =stmt.jniStmt.findColumn(name);
  62         return Util.getType(this.stmt.jniStmt.getType(param));
  63     }
  64
  65     public String getParameterTypeName(int param) throws SQLException
  66     {
  67         if(isClosed)
  68             throw getException( CSQL_INVALID_STATE );
  69         //String name = this.stmt.jniStmt.getParamFldName(param);
  70         //int pos =stmt.jniStmt.findColumn(name);
  71         return Util.getTypeName(this.stmt.jniStmt.getType(param));
  72     }
  73
  74     public int getPrecision(int param) throws SQLException
  75     {
  76         throw getException( CSQL_NOT_SUPPORTED );
  77     }
  78
  79      public int getScale(int param) throws SQLException
  80      {
  81          throw getException( CSQL_NOT_SUPPORTED );
  82      }
  83
  84
  85      public int isNullable(int param) throws SQLException
  86      {
  87         // String name = stmt.jniStmt.getParamFldName(param);
  88          //int pos =stmt.jniStmt.findColumn(name);
  89          if(this.stmt.jniStmt.isNullable(param))
  90              return JdbcSqlParameterMetaData.parameterNoNulls;
  91          else
  92              return JdbcSqlParameterMetaData.parameterNullable ;
  93      }
  94
  95      public boolean isSigned(int param) throws SQLException
  96      {
  97          throw getException( CSQL_NOT_SUPPORTED );
  98      }
  99
 100      public boolean isWrapperFor(Class ifact) throws SQLException
 101     {
 102         throw getException(CSQL_NOT_SUPPORTED);
 103     }
 104     public Class unwrap(Class iface) throws SQLException
 105     {
 106         throw getException(CSQL_NOT_SUPPORTED);
 107     }
 108
 109 }