org.jpox.store.rdbms.mapping
Class BlobRDBMSMapping

java.lang.Object
  extended byorg.jpox.store.rdbms.mapping.RDBMSMapping
      extended byorg.jpox.store.rdbms.mapping.ColumnMapping
          extended byorg.jpox.store.rdbms.mapping.AbstractLargeBinaryRDBMSMapping
              extended byorg.jpox.store.rdbms.mapping.BlobRDBMSMapping
All Implemented Interfaces:
DatastoreMapping

public class BlobRDBMSMapping
extends AbstractLargeBinaryRDBMSMapping

Mapping of a BLOB RDBMS type. A BLOB column can be treated in two ways in terms of storage and retrieval.

Version:
$Revision: 1.13 $

Field Summary
 
Fields inherited from class org.jpox.store.rdbms.mapping.ColumnMapping
column
 
Fields inherited from class org.jpox.store.rdbms.mapping.RDBMSMapping
LOCALISER, LOCALISER_STORE, mapping, storeMgr
 
Constructor Summary
  BlobRDBMSMapping(JavaTypeMapping mapping, StoreManager storeMgr, DatastoreField field)
          Constructor.
protected BlobRDBMSMapping(StoreManager storeMgr, JavaTypeMapping mapping)
          Constructor.
 
Method Summary
 java.lang.String getString(java.lang.Object rs, int param)
          Obtains a value from resultSet at position specified by exprIndex.
 TypeInfo getTypeInfo()
          Accessor for the RDBMS BLOB type being represented.
 void setString(java.lang.Object ps, int param, java.lang.String value)
          Sets a value into preparedStatement at position specified by paramIndex.
 
Methods inherited from class org.jpox.store.rdbms.mapping.AbstractLargeBinaryRDBMSMapping
getObject, initialize, setObject
 
Methods inherited from class org.jpox.store.rdbms.mapping.ColumnMapping
equals, getColumn, getDatastoreField, getInsertionInputParameter, getUpdateInputParameter, hashCode, includeInFetchStatement, initTypeInfo, isNullable
 
Methods inherited from class org.jpox.store.rdbms.mapping.RDBMSMapping
failureMessage, getBoolean, getByte, getChar, getDatabaseAdapter, getDouble, getFloat, getInt, getJavaTypeMapping, getLong, getShort, setBoolean, setByte, setChar, setDouble, setFloat, setInt, setLong, setShort
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

BlobRDBMSMapping

protected BlobRDBMSMapping(StoreManager storeMgr,
                           JavaTypeMapping mapping)
Constructor.

Parameters:
storeMgr - Store Manager
mapping - Java type mapping

BlobRDBMSMapping

public BlobRDBMSMapping(JavaTypeMapping mapping,
                        StoreManager storeMgr,
                        DatastoreField field)
Constructor.

Parameters:
mapping - Java type mapping
storeMgr - Store Manager
field - Field to be mapped
Method Detail

getTypeInfo

public TypeInfo getTypeInfo()
Accessor for the RDBMS BLOB type being represented.

Specified by:
getTypeInfo in class AbstractLargeBinaryRDBMSMapping
Returns:
TypeInfo for the BLOB type.

setString

public void setString(java.lang.Object ps,
                      int param,
                      java.lang.String value)
Description copied from interface: DatastoreMapping
Sets a value into preparedStatement at position specified by paramIndex.

Specified by:
setString in interface DatastoreMapping
Overrides:
setString in class RDBMSMapping

getString

public java.lang.String getString(java.lang.Object rs,
                                  int param)
Description copied from interface: DatastoreMapping
Obtains a value from resultSet at position specified by exprIndex.

Specified by:
getString in interface DatastoreMapping
Overrides:
getString in class RDBMSMapping


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