public abstract class AbstractDataType extends DataType
compare(Object, Object) method.BIGINT, BIGINT_AUX_LONG, BINARY, BIT, BLOB, BOOLEAN, CHAR, CLOB, DATE, DECIMAL, DOUBLE, FLOAT, INTEGER, LONGNVARCHAR, LONGVARBINARY, LONGVARCHAR, NCHAR, NUMERIC, NVARCHAR, REAL, SMALLINT, TIME, TIMESTAMP, TINYINT, UNKNOWN, VARBINARY, VARCHAR| Constructor and Description |
|---|
AbstractDataType(String name,
int sqlType,
Class classType,
boolean isNumber) |
| Modifier and Type | Method and Description |
|---|---|
protected boolean |
areObjectsEqual(Object o1,
Object o2)
Checks whether the given objects are equal or not.
|
int |
compare(Object o1,
Object o2)
Returns a negative integer, zero, or a positive integer as the first
argument is less than, equal to, or greater than the second.
|
protected int |
compareNonNulls(Object value1,
Object value2)
Compares non-null values to each other.
|
int |
getSqlType()
Returns the corresponding
Types. |
Object |
getSqlValue(int column,
ResultSet resultSet)
Returns the specified column value from the specified resultset object.
|
Class |
getTypeClass()
Returns the runtime class of the typecast result.
|
boolean |
isDateTime()
Returns
true if this DataType represents a
date and/or time. |
boolean |
isNumber()
Returns
true if this DataType represents a
number. |
protected Class |
loadClass(String clazz,
ClassLoader classLoader) |
protected Class |
loadClass(String clazz,
Connection connection) |
void |
setSqlValue(Object value,
int column,
PreparedStatement statement)
Set the specified value to the specified prepared statement object.
|
String |
toString() |
asString, forObject, forSqlType, forSqlTypeName, getSqlTypeName, typeCastpublic int compare(Object o1, Object o2) throws TypeCastException
DataTypeThe two values are typecast to this DataType before being compared.
compare in class DataTypeTypeCastException - if the arguments' types prevent them from
being compared by this Comparator.protected int compareNonNulls(Object value1, Object value2) throws TypeCastException
Comparable. The two given objects
are the results of the DataType.typeCast(Object) method call which is usually
implemented by a specialized DataType implementation.value1 - First value resulting from the DataType.typeCast(Object) method callvalue2 - Second value resulting from the DataType.typeCast(Object) method callComparable.compareTo(Object) invocation.TypeCastExceptionprotected final boolean areObjectsEqual(Object o1, Object o2)
o1 - first objecto2 - second objecttrue if both objects are null (and hence equal)
or if the o1.equals(o2) is true.public int getSqlType()
DataTypeTypes.getSqlType in class DataTypepublic Class getTypeClass()
DataTypegetTypeClass in class DataTypepublic boolean isNumber()
DataTypetrue if this DataType represents a
number.public boolean isDateTime()
DataTypetrue if this DataType represents a
date and/or time.isDateTime in class DataTypepublic Object getSqlValue(int column, ResultSet resultSet) throws SQLException, TypeCastException
DataTypegetSqlValue in class DataTypeSQLExceptionTypeCastExceptionpublic void setSqlValue(Object value, int column, PreparedStatement statement) throws SQLException, TypeCastException
DataTypesetSqlValue in class DataTypeSQLExceptionTypeCastExceptionprotected final Class loadClass(String clazz, Connection connection) throws ClassNotFoundException
clazz - The fully qualified name of the class to be loadedconnection - The JDBC connection needed to load the given classClassNotFoundExceptionprotected final Class loadClass(String clazz, ClassLoader classLoader) throws ClassNotFoundException
clazz - The fully qualified name of the class to be loadedclassLoader - The classLoader to be used to load the given classClassNotFoundExceptionCopyright © 2002-2017. All Rights Reserved.