Package com.d3x.morpheus.db

Class DbSink.ColumnAdapter<R,C>

java.lang.Object

com.d3x.morpheus.db.DbSink.ColumnAdapter<R,C>

Direct Known Subclasses:

DbSink.RowKeyAdapter, DbSink.ValueAdapter

Enclosing class:

DbSink

private abstract class DbSink.ColumnAdapter<R,C>
extends java.lang.Object

A convenience base class for building an adapter that maps DataFrame content to a SQL column of a well defined type

Field Summary

Fields

Modifier and Type	Field	Description
(package private) java.lang.String	colName
(package private) com.d3x.morpheus.util.sql.SQLType	colType

Constructor Summary

Constructors

Constructor	Description
ColumnAdapter(java.lang.String colName, com.d3x.morpheus.util.sql.SQLType colType)	Constructor

Method Summary

Modifier and Type	Method	Description
(package private) abstract void	apply(java.sql.PreparedStatement stmt, int stmtIndex, com.d3x.morpheus.frame.DataFrameRow<R,C> row)	Applies a parameter value to the SQL PreparedStatement
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

colName

java.lang.String colName

colType

com.d3x.morpheus.util.sql.SQLType colType

Constructor Detail

ColumnAdapter

ColumnAdapter(java.lang.String colName,
              com.d3x.morpheus.util.sql.SQLType colType)

Constructor

Parameters:

colName - the SQL column name

colType - the SQL column type

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

apply

abstract void apply(java.sql.PreparedStatement stmt,
                    int stmtIndex,
                    com.d3x.morpheus.frame.DataFrameRow<R,C> row)

Applies a parameter value to the SQL PreparedStatement

Parameters:

stmt - the PreparedStatement to apply parameter to

stmtIndex - the statement index for parameter

row - the row to extract a value from