How to use

getInteger

method

in

org.postgresql.fastpath.Fastpath

/**
 * This convenience method assumes that the return value is an oid.
 * @param name Function name
 * @param args Function arguments
 * @exception SQLException if a database-access error occurs or no result
 */
public long getOID(String name, FastpathArg[] args) throws SQLException
{
  long oid = getInteger(name, args);
  if (oid < 0)
    oid += NUM_OIDS;
  return oid;
}

/**
 * This convenience method assumes that the return value is an oid.
 *
 * @param name Function name
 * @param args Function arguments
 * @return oid of the given call
 * @throws SQLException if a database-access error occurs or no result
 */
public long getOID(String name, FastpathArg[] args) throws SQLException {
 long oid = getInteger(name, args);
 if (oid < 0) {
  oid += NUM_OIDS;
 }
 return oid;
}

/**
 * @return the current position within the object
 * @throws SQLException if a database-access error occurs.
 */
public int tell() throws SQLException {
 FastpathArg[] args = new FastpathArg[1];
 args[0] = new FastpathArg(fd);
 return fp.getInteger("lo_tell", args);
}

/**
 * @return the current position within the object
 * @exception SQLException if a database-access error occurs.
 */
public int tell() throws SQLException
{
  FastpathArg args[] = new FastpathArg[1];
  args[0] = new FastpathArg(fd);
  return fp.getInteger("lo_tell", args);
}

/**
 * Truncates the large object to the given length in bytes. If the number of bytes is larger than
 * the current large object length, the large object will be filled with zero bytes. This method
 * does not modify the current file offset.
 *
 * @param len given length in bytes
 * @throws SQLException if something goes wrong
 */
public void truncate64(long len) throws SQLException {
 FastpathArg[] args = new FastpathArg[2];
 args[0] = new FastpathArg(fd);
 args[1] = new FastpathArg(len);
 fp.getInteger("lo_truncate64", args);
}

/**
 * Truncates the large object to the given length in bytes. If the number of bytes is larger than
 * the current large object length, the large object will be filled with zero bytes. This method
 * does not modify the current file offset.
 *
 * @param len given length in bytes
 * @throws SQLException if something goes wrong
 */
public void truncate(int len) throws SQLException {
 FastpathArg[] args = new FastpathArg[2];
 args[0] = new FastpathArg(fd);
 args[1] = new FastpathArg(len);
 fp.getInteger("lo_truncate", args);
}

/**
 * Truncates the large object to the given length in bytes.
 * If the number of bytes is larger than the current large
 * object length, the large object will be filled with zero
 * bytes.  This method does not modify the current file offset.
 */
public void truncate(int len) throws SQLException
{
  FastpathArg args[] = new FastpathArg[2];
  args[0] = new FastpathArg(fd);
  args[1] = new FastpathArg(len);
  fp.getInteger("lo_truncate", args);
}

/**
 * This opens a large object.
 *
 * <p>If the object does not exist, then an SQLException is thrown.
 *
 * @param fp FastPath API for the connection to use
 * @param oid of the Large Object to open
 * @param mode Mode of opening the large object
 * (defined in LargeObjectManager)
 * @exception SQLException if a database-access error occurs.
 * @see org.postgresql.largeobject.LargeObjectManager
 */
protected LargeObject(Fastpath fp, long oid, int mode) throws SQLException
{
  this.fp = fp;
  this.oid = oid;
  this.mode = mode;
  FastpathArg args[] = new FastpathArg[2];
  args[0] = Fastpath.createOIDArg(oid);
  args[1] = new FastpathArg(mode);
  this.fd = fp.getInteger("lo_open", args);
}

/**
 * <p>This opens a large object.</p>
 *
 * <p>If the object does not exist, then an SQLException is thrown.</p>
 *
 * @param fp FastPath API for the connection to use
 * @param oid of the Large Object to open
 * @param mode Mode of opening the large object
 * @param conn the connection to the database used to access this LOB
 * @param commitOnClose commit the transaction when this LOB will be closed (defined in
 *        LargeObjectManager)
 * @throws SQLException if a database-access error occurs.
 * @see org.postgresql.largeobject.LargeObjectManager
 */
protected LargeObject(Fastpath fp, long oid, int mode, BaseConnection conn, boolean commitOnClose)
  throws SQLException {
 this.fp = fp;
 this.oid = oid;
 this.mode = mode;
 if (commitOnClose) {
  this.commitOnClose = true;
  this.conn = conn;
 } else {
  this.commitOnClose = false;
 }
 FastpathArg[] args = new FastpathArg[2];
 args[0] = Fastpath.createOIDArg(oid);
 args[1] = new FastpathArg(mode);
 this.fd = fp.getInteger("lo_open", args);
}

/**
 * This convenience method assumes that the return value is an oid.
 * @param name Function name
 * @param args Function arguments
 * @exception SQLException if a database-access error occurs or no result
 */
public long getOID(String name, FastpathArg[] args) throws SQLException
{
  long oid = getInteger(name, args);
  if (oid < 0)
    oid += NUM_OIDS;
  return oid;
}

/**
 * This convenience method assumes that the return value is an oid.
 * @param name Function name
 * @param args Function arguments
 * @exception SQLException if a database-access error occurs or no result
 */
public long getOID(String name, FastpathArg[] args) throws SQLException
{
  long oid = getInteger(name, args);
  if (oid < 0)
    oid += NUM_OIDS;
  return oid;
}

/**
 * @return the current position within the object
 * @exception SQLException if a database-access error occurs.
 */
public int tell() throws SQLException
{
  FastpathArg args[] = new FastpathArg[1];
  args[0] = new FastpathArg(fd);
  return fp.getInteger("lo_tell", args);
}

/**
 * @return the current position within the object
 * @exception SQLException if a database-access error occurs.
 */
public int tell() throws SQLException
{
  FastpathArg args[] = new FastpathArg[1];
  args[0] = new FastpathArg(fd);
  return fp.getInteger("lo_tell", args);
}

/**
 * Truncates the large object to the given length in bytes.
 * If the number of bytes is larger than the current large
 * object length, the large object will be filled with zero
 * bytes.  This method does not modify the current file offset.
 */
public void truncate(int len) throws SQLException
{
  FastpathArg args[] = new FastpathArg[2];
  args[0] = new FastpathArg(fd);
  args[1] = new FastpathArg(len);
  fp.getInteger("lo_truncate", args);
}

/**
 * Truncates the large object to the given length in bytes.
 * If the number of bytes is larger than the current large
 * object length, the large object will be filled with zero
 * bytes.  This method does not modify the current file offset.
 */
public void truncate(int len) throws SQLException
{
  FastpathArg args[] = new FastpathArg[2];
  args[0] = new FastpathArg(fd);
  args[1] = new FastpathArg(len);
  fp.getInteger("lo_truncate", args);
}

/**
 * This opens a large object.
 *
 * <p>If the object does not exist, then an SQLException is thrown.
 *
 * @param fp FastPath API for the connection to use
 * @param oid of the Large Object to open
 * @param mode Mode of opening the large object
 * (defined in LargeObjectManager)
 * @exception SQLException if a database-access error occurs.
 * @see org.postgresql.largeobject.LargeObjectManager
 */
protected LargeObject(Fastpath fp, long oid, int mode) throws SQLException
{
  this.fp = fp;
  this.oid = oid;
  this.mode = mode;
  FastpathArg args[] = new FastpathArg[2];
  args[0] = Fastpath.createOIDArg(oid);
  args[1] = new FastpathArg(mode);
  this.fd = fp.getInteger("lo_open", args);
}

/**
 * This opens a large object.
 *
 * <p>If the object does not exist, then an SQLException is thrown.
 *
 * @param fp FastPath API for the connection to use
 * @param oid of the Large Object to open
 * @param mode Mode of opening the large object
 * (defined in LargeObjectManager)
 * @exception SQLException if a database-access error occurs.
 * @see org.postgresql.largeobject.LargeObjectManager
 */
protected LargeObject(Fastpath fp, long oid, int mode) throws SQLException
{
  this.fp = fp;
  this.oid = oid;
  this.mode = mode;
  FastpathArg args[] = new FastpathArg[2];
  args[0] = Fastpath.createOIDArg(oid);
  args[1] = new FastpathArg(mode);
  this.fd = fp.getInteger("lo_open", args);
}