/**
* {@collect.stats} Constructs a <code>SerialBlob</code> object that is a serialized version of
* the given <code>Blob</code> object.
*
* <p>The new <code>SerialBlob</code> object is initialized with the data from the <code>Blob
* </code> object; therefore, the <code>Blob</code> object should have previously brought the SQL
* <code>BLOB</code> value's data over to the client from the database. Otherwise, the new <code>
* SerialBlob</code> object will contain no data.
*
* @param blob the <code>Blob</code> object from which this <code>SerialBlob</code> object is to
* be constructed; cannot be null.
* @throws SerialException if an error occurs during serialization
* @throws SQLException if the <code>Blob</code> passed to this to this constructor is a <code>
* null</code>.
* @see java.sql.Blob
*/
public SerialBlob(Blob blob) throws SerialException, SQLException {
if (blob == null) {
throw new SQLException("Cannot instantiate a SerialBlob " + "object with a null Blob object");
}
len = blob.length();
buf = blob.getBytes(1, (int) len);
this.blob = blob;
// if ( len < 10240000)
// len = 10240000;
origLen = len;
}
/**
* {@collect.stats} Returns the position in this <code>SerialBlob</code> object where the given
* <code>Blob</code> object begins, starting the search at the specified position.
*
* @param pattern the <code>Blob</code> object for which to search;
* @param start the position of the byte in this <code>SerialBlob</code> object from which to
* begin the search; the first position is <code>1</code>; must not be less than <code>1
* </code> nor greater than the length of this <code>SerialBlob</code> object
* @return the position in this <code>SerialBlob</code> object where the given <code>Blob</code>
* object begins, starting at the specified position; <code>-1</code> if the pattern is not
* found or the given starting position is out of bounds; position numbering for the return
* value starts at <code>1</code>
* @throws SerialException if an error occurs when serializing the blob
* @throws SQLException if there is an error accessing the <code>BLOB</code> value from the
* database
*/
public long position(Blob pattern, long start) throws SerialException, SQLException {
return position(pattern.getBytes(1, (int) (pattern.length())), start);
}