java.lang.Object
javax.sql.rowset.serial.SerialDatalink
- All Implemented Interfaces:
Serializable
,Cloneable
A serialized mapping in the Java programming language of an SQL
DATALINK
value. A DATALINK
value
references a file outside of the underlying data source that the
data source manages.
RowSet
implementations can use the method RowSet.getURL
to retrieve a java.net.URL
object, which can be used
to manipulate the external data.
java.net.URL url = rowset.getURL(1);
Thread safety
A SerialDatalink is not safe for use by multiple concurrent threads. If a SerialDatalink is to be used by more than one thread then access to the SerialDatalink should be controlled by appropriate synchronization.- Since:
- 1.5
- See Also:
-
Constructor Summary
ConstructorDescriptionSerialDatalink
(URL url) Constructs a newSerialDatalink
object from the givenjava.net.URL
object. -
Method Summary
-
Constructor Details
-
SerialDatalink
Constructs a newSerialDatalink
object from the givenjava.net.URL
object.- Parameters:
url
- theURL
to create theSerialDataLink
from- Throws:
SerialException
- if url parameter is a null
-
-
Method Details
-
getDatalink
Returns a new URL that is a copy of thisSerialDatalink
object.- Returns:
- a copy of this
SerialDatalink
object as aURL
object in the Java programming language. - Throws:
SerialException
- if theURL
object cannot be de-serialized
-
equals
Compares thisSerialDatalink
to the specified object. The result istrue
if and only if the argument is notnull
and is aSerialDatalink
object whose URL is identical to this object's URL -
hashCode
public int hashCode()Returns a hash code for thisSerialDatalink
. The hash code for aSerialDatalink
object is taken as the hash code of theURL
it stores -
clone
Returns a clone of thisSerialDatalink
.
-