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java.lang.Objectorg.axiondb.types.BaseDataType
org.axiondb.types.BaseNumberDataType
org.axiondb.types.ShortType
public class ShortType
A DataType
representing a short value.
Constructor Summary | |
---|---|
ShortType()
|
Method Summary | |
---|---|
int |
compare(Object a,
Object b)
|
Object |
convert(Object value)
Returns an Short converted from the given value, or throws IllegalArgumentException if the given value
isn't acceptable . |
protected Comparator |
getComparator()
This base implementation simply returns a ComparableComparator . |
int |
getJdbcType()
Returns the JDBC type code most closely matching this type. |
int |
getPrecision()
Value returned by ResultSetMetaData#getPrecision for this data type. |
String |
getPreferredValueClassName()
Returns the "normal" type returned by DataType.convert(java.lang.Object) . |
DataType |
makeNewInstance()
|
Object |
read(DataInput in)
Instantiate an object of my type from the given DataInput . |
Object |
successor(Object value)
Returns the successor for the given value. |
String |
toString()
|
void |
write(Object value,
DataOutput out)
Writes the given value to the given DataOutput . |
Methods inherited from class org.axiondb.types.BaseNumberDataType |
---|
accepts, supportsSuccessor, toNumber |
Methods inherited from class org.axiondb.types.BaseDataType |
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getColumnDisplaySize, getLiteralPrefix, getLiteralSuffix, getNullableCode, getScale, getSearchableCode, isCaseSensitive, isCurrency, isUnsigned, toBigDecimal, toBigInteger, toBlob, toBoolean, toByte, toByteArray, toClob, toDate, toDouble, toFloat, toInt, toLong, toShort, toString, toTime, toTimestamp, toURL |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface java.util.Comparator |
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equals |
Constructor Detail |
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public ShortType()
Method Detail |
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public int getJdbcType()
DataType
type code
most closely matching this type.
getJdbcType
in interface DataType
getJdbcType
in class BaseDataType
public String getPreferredValueClassName()
DataType
DataType.convert(java.lang.Object)
. Returns
java.lang.Object if unknown.
getPreferredValueClassName
in interface DataType
getPreferredValueClassName
in class BaseDataType
AxionResultSetMetaData.getColumnClassName(int)
public int getPrecision()
DataType
ResultSetMetaData#getPrecision
for this data type.
getPrecision
in interface DataType
getPrecision
in class BaseDataType
ResultSetMetaData.getPrecision(int)
public String toString()
toString
in class Object
public Object convert(Object value) throws IllegalArgumentException
IllegalArgumentException
if the given value
isn't acceptable
.
convert
in interface DataType
convert
in class BaseNumberDataType
IllegalArgumentException
public Object successor(Object value) throws IllegalArgumentException
DataType
successor
in interface DataType
successor
in class BaseDataType
IllegalArgumentException
public Object read(DataInput in) throws IOException
DataType
DataInput
. The next
sequence of bytes to be read from the DataInput
will have been
written by DataType.write(java.lang.Object, java.io.DataOutput)
.
read
in interface DataType
read
in class BaseDataType
IOException
write(java.lang.Object, java.io.DataOutput)
public void write(Object value, DataOutput out) throws IOException
DataOutput
.
Null
values are written as Short.MIN_VALUE
,
false
. Short.MIN_VALUE
values are written as
Short.MIN_VALUE
, true
. All other values are
written directly.
write
in interface DataType
write
in class BaseDataType
value
- the value to write, which must be acceptable
IOException
public DataType makeNewInstance()
makeNewInstance
in interface DataTypeFactory
makeNewInstance
in class BaseDataType
public int compare(Object a, Object b)
compare
in interface Comparator
compare
in class BaseDataType
protected Comparator getComparator()
BaseDataType
ComparableComparator
.
getComparator
in class BaseDataType
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