public class SFieldBlob extends SFieldScalar
sqlDataTypeOverride, theGenerator
quoteName
Constructor and Description |
---|
SFieldBlob(SRecordMeta meta,
java.lang.String columnName,
int maxSize,
SFieldFlags... pvals) |
Modifier and Type | Method and Description |
---|---|
protected java.lang.Object |
convertToDataSetFieldType(java.lang.Object raw)
Converts the parameter from the raw type parameter to the correct internal Object
type that is stored in the data set.
|
java.lang.String |
defaultSqlDataType()
The default data type if not overriden by overrideSqlDataType.
|
boolean |
isFKeyCompatible(SFieldScalar field)
Check if two fields can be used on both sides of a foreign key
relation (same type, length, ...)
|
int |
javaSqlType() |
java.lang.Object |
queryFieldValue(java.sql.ResultSet rs,
int sqlIndex)
Issues a JDBC get*() on the result set for the field and converts the
database type to the appropriate internal type, eg, Double for a double
field.
|
java.lang.Object |
writeFieldValue(java.lang.Object value)
Converts a single value from internal representation to database
representation.
|
getColumnName, getGeneratorMode, getGeneratorParameter, getMaxSize, getReferences, getTheGenerator, isForeignKey, isGenerated, isMandatory, isNotOptimisticLocked, isPrimary, overrideSqlDataType, setGeneratorMode, setMaxSize, setTheGenerator, toLongerString
addFlag, addValidator, doValidate, equals, getFieldName, getFlags, getRecordMeta, getUserProperties, getUserProperty, getValidators, hashCode, isDescriptive, isUnqueried, nextGeneratedValue, putUserProperty, readResolve, setQuoted, toString, writeFieldValue
public SFieldBlob(SRecordMeta meta, java.lang.String columnName, int maxSize, SFieldFlags... pvals)
public java.lang.Object queryFieldValue(java.sql.ResultSet rs, int sqlIndex) throws java.lang.Exception
SFieldMeta
queryFieldValue
in class SFieldMeta
java.lang.Exception
protected java.lang.Object convertToDataSetFieldType(java.lang.Object raw)
SFieldMeta
SRecordInstance.setObject
etc., Not getObject.convertToDataSetFieldType
in class SFieldMeta
public java.lang.String defaultSqlDataType()
SFieldScalar
defaultSqlDataType
in class SFieldScalar
public boolean isFKeyCompatible(SFieldScalar field)
SFieldScalar
public int javaSqlType()
javaSqlType
in class SFieldScalar
public java.lang.Object writeFieldValue(java.lang.Object value)
SFieldMeta
Overidden by SFieldBoolean. (not by SFieldString). NOTE: This does NOT need to handle NULL values (those are handled seperately by SRecordInstance)
writeFieldValue
in class SFieldMeta