Java Doc for CopyRowsOperation.java in  » Database-DBMS » db-derby-10.2 » org » apache » derby » impl » store » raw » data » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » db derby 10.2 » org.apache.derby.impl.store.raw.data   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.derby.impl.store.raw.data.PageBasicOperation       org.apache.derby.impl.store.raw.data.PhysicalPageOperation          org.apache.derby.impl.store.raw.data.CopyRowsOperation CopyRowsOperation public class CopyRowsOperation extends PhysicalPageOperation (Code) Represents copying num_rows from one page to another page. Field Summary protected  int destSlot      protected  int num_rows      protected transient  ByteArray preparedLog      protected  int[] recordIds      protected  int[] reservedSpace      Constructor Summary public   CopyRowsOperation(RawTransaction t, BasePage destPage, BasePage srcPage, int destSlot, int num_rows, int srcSlot, int[] recordIds)      public   CopyRowsOperation()      Method Summary public  void doMe(Transaction xact, LogInstant instant, LimitObjectInput in)      public  ByteArray getPreparedLog()      public  int getTypeFormatId()      Return my format identifier. public  void readExternal(ObjectInput in)      public  void restoreMe(Transaction xact, BasePage undoPage, LogInstant CLRInstant, LimitObjectInput in)      public  String toString()      DEBUG: Print self. public  void undoMe(Transaction xact, BasePage undoPage, LogInstant CLRInstant, LimitObjectInput in)      to undo this operation, purge all records that were copied over. public  void writeExternal(ObjectOutput out)      Field Detail destSlot protected int destSlot(Code) num_rows protected int num_rows(Code) preparedLog protected transient ByteArray preparedLog(Code) recordIds protected int[] recordIds(Code) reservedSpace protected int[] reservedSpace(Code) Constructor Detail CopyRowsOperation public CopyRowsOperation(RawTransaction t, BasePage destPage, BasePage srcPage, int destSlot, int num_rows, int srcSlot, int[] recordIds) throws StandardException(Code) CopyRowsOperation public CopyRowsOperation()(Code) Method Detail doMe public void doMe(Transaction xact, LogInstant instant, LimitObjectInput in) throws StandardException, IOException(Code) exception:   IOException - Can be thrown by any of the methods of ObjectInput. exception:   StandardException - Standard Cloudscape policy. See Also:   org.apache.derby.iapi.store.raw.Loggable.doMe getPreparedLog public ByteArray getPreparedLog()(Code) getTypeFormatId public int getTypeFormatId()(Code) Return my format identifier. readExternal public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code) Read this in exception:   IOException - error reading from log stream exception:   ClassNotFoundException - log stream corrupted restoreMe public void restoreMe(Transaction xact, BasePage undoPage, LogInstant CLRInstant, LimitObjectInput in) throws StandardException, IOException(Code) restore the before image of the page exception:   IOException - problem reading the complete log record from the input stream exception:   StandardException - Standard Cloudscape Error Policy toString public String toString()(Code) DEBUG: Print self. undoMe public void undoMe(Transaction xact, BasePage undoPage, LogInstant CLRInstant, LimitObjectInput in) throws StandardException, IOException(Code) to undo this operation, purge all records that were copied over. exception:   IOException - Can be thrown by any of the methods of ObjectInput. exception:   StandardException - Standard Cloudscape error policy See Also:   PhysicalPageOperation.undoMe writeExternal public void writeExternal(ObjectOutput out) throws IOException(Code) Methods inherited from org.apache.derby.impl.store.raw.data.PhysicalPageOperation public Compensation generateUndo(Transaction xact, LimitObjectInput in) throws StandardException(Code)(Java Doc) abstract public void undoMe(Transaction xact, BasePage undoPage, LogInstant CLRinstant, LimitObjectInput in) throws StandardException, IOException(Code)(Java Doc) Fields inherited from org.apache.derby.impl.store.raw.data.PageBasicOperation protected transient RawContainerHandle containerHdl(Code)(Java Doc) protected transient boolean foundHere(Code)(Java Doc) protected transient BasePage page(Code)(Java Doc) Methods inherited from org.apache.derby.impl.store.raw.data.PageBasicOperation final public BasePage findpage(Transaction xact) throws StandardException(Code)(Java Doc) final public Page getPage()(Code)(Java Doc) protected BasePage getPageForRedoRecovery(Transaction xact) throws StandardException(Code)(Java Doc) final protected PageKey getPageId()(Code)(Java Doc) final public long getPageVersion()(Code)(Java Doc) public ByteArray getPreparedLog() throws StandardException(Code)(Java Doc) public int group()(Code)(Java Doc) final public boolean needsRedo(Transaction xact) throws StandardException(Code)(Java Doc) public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code)(Java Doc) public void reclaimPrepareLocks(Transaction t, LockingPolicy locking_policy) throws StandardException(Code)(Java Doc) public void releaseResource(Transaction xact)(Code)(Java Doc) final protected void resetPageNumber(long pageNumber)(Code)(Java Doc) abstract public void restoreMe(Transaction xact, BasePage undoPage, LogInstant CLRinstant, LimitObjectInput in) throws StandardException, IOException(Code)(Java Doc) public String toString()(Code)(Java Doc) public void writeExternal(ObjectOutput out) throws IOException(Code)(Java Doc) 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)