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java.lang.Objectorg.firebirdsql.jdbc.FBCachedBlob
This class represents a cached blob field.
Constructor Summary | |
FBCachedBlob(byte[] data)
Create an instance using the cached data. |
Method Summary | |
java.io.InputStream |
getBinaryStream()
Get contents of blob as binary stream. |
byte[] |
getBytes(long pos,
int length)
Get part of the blob field. |
long |
length()
Get the length of the cached blob field. |
long |
position(java.sql.Blob pattern,
long start)
Find the first entry of the specified pattern. |
long |
position(byte[] pattern,
long start)
Find the first entry of the specified pattern. |
java.io.OutputStream |
setBinaryStream(long pos)
Set the contents of blob as binary stream. |
int |
setBytes(long l,
byte[] abyte0)
Set contents of the blob. |
int |
setBytes(long l,
byte[] abyte0,
int i,
int j)
Set the contents of blob. |
void |
truncate(long length)
Truncate the blob to specified length. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public FBCachedBlob(byte[] data)
data
- array of bytes containing the cached data.Method Detail |
public long length() throws java.sql.SQLException
length
in interface java.sql.Blob
java.sql.SQLException
public byte[] getBytes(long pos, int length) throws java.sql.SQLException
getBytes
in interface java.sql.Blob
pos
- starting position to copy.length
- amount of bytes to copy.
java.sql.SQLException
public long position(byte[] pattern, long start) throws java.sql.SQLException
position
in interface java.sql.Blob
java.sql.SQLException
- always, not yet implemented.public long position(java.sql.Blob pattern, long start) throws java.sql.SQLException
position
in interface java.sql.Blob
java.sql.SQLException
- always, not yet implemented.public java.io.InputStream getBinaryStream() throws java.sql.SQLException
getBinaryStream
in interface java.sql.Blob
java.sql.SQLException
public int setBytes(long l, byte[] abyte0) throws java.sql.SQLException
setBytes
in interface java.sql.Blob
java.sql.SQLException
- always, set methods are not relevant in cached
state.public int setBytes(long l, byte[] abyte0, int i, int j) throws java.sql.SQLException
setBytes
in interface java.sql.Blob
java.sql.SQLException
- always, set methods are not relevant in cached
state.public java.io.OutputStream setBinaryStream(long pos) throws java.sql.SQLException
setBinaryStream
in interface java.sql.Blob
java.sql.SQLException
- always, set methods are not relevant in cached
state.public void truncate(long length) throws java.sql.SQLException
truncate
in interface java.sql.Blob
java.sql.SQLException
- always, truncate is not relevant in cached state.
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