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Java Source Code / Java Documentation » Database DBMS » db derby 10.2 » org.apache.derby.client.am   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.derby.client.am.Cursor All known Subclasses:   org.apache.derby.client.net.NetCursor, Cursor abstract public class Cursor (Code) Field Summary final public static  int BYTES      final public static  int DBCS_CLOB      final public static  int MBCS_CLOB      final public static  int NULL_TERMINATED_BYTES      final public static  int NULL_TERMINATED_STRING      final public static  java.lang.Boolean ROW_IS_NOT_NULL      final public static  java.lang.Boolean ROW_IS_NULL      final public static  int SBCS_CLOB      final public static  int STRING      final public static  int VARIABLE_BYTES      final public static  int VARIABLE_SHORT_BYTES      final public static  int VARIABLE_SHORT_STRING      final public static  int VARIABLE_STRING      protected  Agent agent_      public  int[] ccsid_       char[] charBuffer_      public  String[] charsetName_      protected  int[] columnDataComputedLength_      protected  java.util.ArrayList columnDataIsNullCache_      protected  java.util.ArrayList columnDataLengthCache_      protected  java.util.ArrayList columnDataPositionCache_      protected  int[] columnDataPosition_      public  int columns_      protected  int currentRowPosition_      public  java.io.ByteArrayOutputStream dataBufferStream_      public  byte[] dataBuffer_      public  int[] fdocaLength_      public  boolean hasLobs_      public  boolean[] isNull_      public  java.util.ArrayList isUpdateDeleteHoleCache_      public  boolean isUpdateDeleteHole_      public  int[] jdbcTypes_      public  int lastValidBytePosition_       int maxFieldSize_      public  boolean[] nullable_      public  int position_       java.sql.Date recyclableDate_       java.sql.Time recyclableTime_       java.sql.Timestamp recyclableTimestamp_       int rowsRead_      Constructor Summary public   Cursor(Agent agent)      public   Cursor(Agent agent, byte[] dataBuffer)      Method Summary final public  boolean allRowsReceivedFromServer()      Return true if all rows are received from the server. final public  void allocateCharBuffer()      abstract protected  boolean calculateColumnOffsetsForRow_(int row, boolean allowServerFetch)      Calculate the column offsets for a row. abstract protected  void clearLobData_()      final public  boolean currentRowPositionIsEqualToNextRowPosition()      final public  boolean dataBufferHasUnprocessedData()      final public  java.sql.Array getArray(int column)      final public  java.io.InputStream getAsciiStream(int column)      final  java.math.BigDecimal getBigDecimal(int column)      final public  java.io.InputStream getBinaryStream(int column)      final public  java.sql.Blob getBlob(int column)      abstract public  Blob getBlobColumn_(int column, Agent agent)      final  boolean getBoolean(int column)      final  byte getByte(int column)      final  byte[] getBytes(int column)      final  byte[] getBytesFromVARCHAR(int column)      final public  java.io.Reader getCharacterStream(int column)      final public  java.sql.Clob getClob(int column)      abstract public  byte[] getClobBytes_(int column, int[] dataOffset)      abstract public  Clob getClobColumn_(int column, Agent agent)      final public  byte[] getDataBuffer()      final public  int getDataBufferLength()      final  java.sql.Date getDate(int column)      final  double getDouble(int column)      final  float getFloat(int column)      final  int getInt(int column)      final public  boolean getIsRowUpdated()      Get updated status for this row. final public  boolean getIsUpdateDeleteHole()      Get deleted status for this row. final public  int getLastValidBytePosition()      final  long getLong(int column)      abstract protected  void getMoreData_()      final public  Object getObject(int column)      final  int getPosition()      final public  java.sql.Ref getRef(int column)      final  short getShort(int column)      final  String getString(int column)      final  java.sql.Time getTime(int column)      final  java.sql.Timestamp getTimestamp(int column)      final public  java.io.InputStream getUnicodeStream(int column)      final public  void incrementRowsReadEvent()      final public  void makeNextRowPositionCurrent()      final public  void markCurrentRowPosition()      final public  void markNextRowPosition()      public  boolean next()      Makes the next row the current row. public  void nullDataForGC()      final  void repositionCursorToCurrentRow()      final  void repositionCursorToNextRow()      final public  void resetDataBuffer()      public  void setAllRowsReceivedFromServer(boolean b)      Set the value of value of allRowsReceivedFromServer_. final public  void setBuffer(byte[] dataBuffer)      final public  void setIsRowUpdated(boolean isRowUpdated)      Keep track of updated status for this row. final public  void setIsUpdataDeleteHole(int row, boolean isRowNull)      public  void setNumberOfColumns(int numberOfColumns)      final  void setPosition(int newPosition)      protected  boolean stepNext(boolean allowServerFetch)      Makes the next row the current row. Field Detail BYTES final public static int BYTES(Code) DBCS_CLOB final public static int DBCS_CLOB(Code) MBCS_CLOB final public static int MBCS_CLOB(Code) NULL_TERMINATED_BYTES final public static int NULL_TERMINATED_BYTES(Code) NULL_TERMINATED_STRING final public static int NULL_TERMINATED_STRING(Code) ROW_IS_NOT_NULL final public static java.lang.Boolean ROW_IS_NOT_NULL(Code) ROW_IS_NULL final public static java.lang.Boolean ROW_IS_NULL(Code) SBCS_CLOB final public static int SBCS_CLOB(Code) STRING final public static int STRING(Code) VARIABLE_BYTES final public static int VARIABLE_BYTES(Code) VARIABLE_SHORT_BYTES final public static int VARIABLE_SHORT_BYTES(Code) VARIABLE_SHORT_STRING final public static int VARIABLE_SHORT_STRING(Code) VARIABLE_STRING final public static int VARIABLE_STRING(Code) agent_ protected Agent agent_(Code) ccsid_ public int[] ccsid_(Code) charBuffer_ char[] charBuffer_(Code) charsetName_ public String[] charsetName_(Code) columnDataComputedLength_ protected int[] columnDataComputedLength_(Code) columnDataIsNullCache_ protected java.util.ArrayList columnDataIsNullCache_(Code) columnDataLengthCache_ protected java.util.ArrayList columnDataLengthCache_(Code) columnDataPositionCache_ protected java.util.ArrayList columnDataPositionCache_(Code) columnDataPosition_ protected int[] columnDataPosition_(Code) columns_ public int columns_(Code) currentRowPosition_ protected int currentRowPosition_(Code) dataBufferStream_ public java.io.ByteArrayOutputStream dataBufferStream_(Code) dataBuffer_ public byte[] dataBuffer_(Code) fdocaLength_ public int[] fdocaLength_(Code) hasLobs_ public boolean hasLobs_(Code) isNull_ public boolean[] isNull_(Code) isUpdateDeleteHoleCache_ public java.util.ArrayList isUpdateDeleteHoleCache_(Code) isUpdateDeleteHole_ public boolean isUpdateDeleteHole_(Code) jdbcTypes_ public int[] jdbcTypes_(Code) lastValidBytePosition_ public int lastValidBytePosition_(Code) maxFieldSize_ int maxFieldSize_(Code) nullable_ public boolean[] nullable_(Code) position_ public int position_(Code) recyclableDate_ java.sql.Date recyclableDate_(Code) recyclableTime_ java.sql.Time recyclableTime_(Code) recyclableTimestamp_ java.sql.Timestamp recyclableTimestamp_(Code) rowsRead_ int rowsRead_(Code) Constructor Detail Cursor public Cursor(Agent agent)(Code) Cursor public Cursor(Agent agent, byte[] dataBuffer)(Code) Method Detail allRowsReceivedFromServer final public boolean allRowsReceivedFromServer()(Code) Return true if all rows are received from the server. true if all rows are received from theserver. allocateCharBuffer final public void allocateCharBuffer()(Code) calculateColumnOffsetsForRow_ abstract protected boolean calculateColumnOffsetsForRow_(int row, boolean allowServerFetch) throws SqlException, DisconnectException(Code) Calculate the column offsets for a row. Parameters:   row - row index Parameters:   allowServerFetch - if true, allow fetching more data fromserver true if the current row position is avalid row position. exception:   SqlException - exception:   DisconnectException - clearLobData_ abstract protected void clearLobData_()(Code) currentRowPositionIsEqualToNextRowPosition final public boolean currentRowPositionIsEqualToNextRowPosition()(Code) dataBufferHasUnprocessedData final public boolean dataBufferHasUnprocessedData()(Code) getArray final public java.sql.Array getArray(int column) throws SqlException(Code) getAsciiStream final public java.io.InputStream getAsciiStream(int column) throws SqlException(Code) getBigDecimal final java.math.BigDecimal getBigDecimal(int column) throws SqlException(Code) getBinaryStream final public java.io.InputStream getBinaryStream(int column) throws SqlException(Code) getBlob final public java.sql.Blob getBlob(int column) throws SqlException(Code) getBlobColumn_ abstract public Blob getBlobColumn_(int column, Agent agent) throws SqlException(Code) getBoolean final boolean getBoolean(int column) throws SqlException(Code) getByte final byte getByte(int column) throws SqlException(Code) getBytes final byte[] getBytes(int column) throws SqlException(Code) getBytesFromVARCHAR final byte[] getBytesFromVARCHAR(int column) throws SqlException(Code) getCharacterStream final public java.io.Reader getCharacterStream(int column) throws SqlException(Code) getClob final public java.sql.Clob getClob(int column) throws SqlException(Code) getClobBytes_ abstract public byte[] getClobBytes_(int column, int[] dataOffset) throws SqlException(Code) getClobColumn_ abstract public Clob getClobColumn_(int column, Agent agent) throws SqlException(Code) getDataBuffer final public byte[] getDataBuffer()(Code) getDataBufferLength final public int getDataBufferLength()(Code) getDate final java.sql.Date getDate(int column) throws SqlException(Code) getDouble final double getDouble(int column) throws SqlException(Code) getFloat final float getFloat(int column) throws SqlException(Code) getInt final int getInt(int column) throws SqlException(Code) getIsRowUpdated final public boolean getIsRowUpdated()(Code) Get updated status for this row. Minion of ResultSet#rowUpdated. See Also:   Cursor.setIsRowUpdated getIsUpdateDeleteHole final public boolean getIsUpdateDeleteHole()(Code) Get deleted status for this row. Minion of ResultSet#rowDeleted. See Also:   Cursor.setIsUpdataDeleteHole getLastValidBytePosition final public int getLastValidBytePosition()(Code) getLong final long getLong(int column) throws SqlException(Code) getMoreData_ abstract protected void getMoreData_() throws SqlException(Code) getObject final public Object getObject(int column) throws SqlException(Code) getPosition final int getPosition()(Code) getRef final public java.sql.Ref getRef(int column) throws SqlException(Code) getShort final short getShort(int column) throws SqlException(Code) getString final String getString(int column) throws SqlException(Code) getTime final java.sql.Time getTime(int column) throws SqlException(Code) getTimestamp final java.sql.Timestamp getTimestamp(int column) throws SqlException(Code) getUnicodeStream final public java.io.InputStream getUnicodeStream(int column) throws SqlException(Code) incrementRowsReadEvent final public void incrementRowsReadEvent()(Code) makeNextRowPositionCurrent final public void makeNextRowPositionCurrent()(Code) markCurrentRowPosition final public void markCurrentRowPosition()(Code) markNextRowPosition final public void markNextRowPosition()(Code) next public boolean next() throws SqlException(Code) Makes the next row the current row. Returns true if the current row position is a valid row position. true if current row position is valid exception:   SqlException - if an error occurs nullDataForGC public void nullDataForGC()(Code) repositionCursorToCurrentRow final void repositionCursorToCurrentRow()(Code) repositionCursorToNextRow final void repositionCursorToNextRow()(Code) resetDataBuffer final public void resetDataBuffer()(Code) setAllRowsReceivedFromServer public void setAllRowsReceivedFromServer(boolean b)(Code) Set the value of value of allRowsReceivedFromServer_. Parameters:   b - a boolean value indicating whether allrows are received from the server setBuffer final public void setBuffer(byte[] dataBuffer)(Code) setIsRowUpdated final public void setIsRowUpdated(boolean isRowUpdated)(Code) Keep track of updated status for this row. Parameters:   isRowUpdated - true if row has been updated See Also:   Cursor.getIsRowUpdated setIsUpdataDeleteHole final public void setIsUpdataDeleteHole(int row, boolean isRowNull)(Code) setNumberOfColumns public void setNumberOfColumns(int numberOfColumns)(Code) setPosition final void setPosition(int newPosition)(Code) stepNext protected boolean stepNext(boolean allowServerFetch) throws SqlException(Code) Makes the next row the current row. Returns true if the current row position is a valid row position. Parameters:   allowServerFetch - if false, don't fetch more data fromthe server even if more data is needed true if current row position is valid exception:   SqlException - if an error occurs Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)