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Java Source Code / Java Documentation » Database DBMS » db derby 10.2 » org.apache.derby.impl.store.access.sort   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.derby.impl.store.access.sort.MergeInserter MergeInserter final public class MergeInserter implements SortController(Code) Field Summary  boolean avoidMergeRun       long beginFreeMemory      Information about memory usage to dynamically tune the in-memory sort buffer size.  long beginTotalMemory       long estimatedMemoryUsed       Vector mergeRuns      A vector of the conglomerate ids of the merge runs.  int runSize      protected  MergeSort sort      The sort this inserter is for.  SortBuffer sortBuffer      An in-memory ordered set that is used to sort rows before they're sent to merge runs. protected  Vector stat_mergeRunsSize      protected  int stat_numMergeRuns      protected  int stat_numRowsInput      protected  int stat_numRowsOutput      protected  String stat_sortType       int totalRunSize      protected  TransactionManager tran      The transaction this inserter is in. Method Summary public  void close()      Close this sort controller. Closing the sort controller means the caller is done inserting rows. public  SortInfo getSortInfo()      Return SortInfo object which contains information about the current sort.  boolean initialize(MergeSort sort, TransactionManager tran)      Initialize this inserter. public  void insert(DataValueDescriptor[] row)      Insert a row into the sort. Field Detail avoidMergeRun boolean avoidMergeRun(Code) beginFreeMemory long beginFreeMemory(Code) Information about memory usage to dynamically tune the in-memory sort buffer size. beginTotalMemory long beginTotalMemory(Code) estimatedMemoryUsed long estimatedMemoryUsed(Code) mergeRuns Vector mergeRuns(Code) A vector of the conglomerate ids of the merge runs. runSize int runSize(Code) sort protected MergeSort sort(Code) The sort this inserter is for. sortBuffer SortBuffer sortBuffer(Code) An in-memory ordered set that is used to sort rows before they're sent to merge runs. stat_mergeRunsSize protected Vector stat_mergeRunsSize(Code) stat_numMergeRuns protected int stat_numMergeRuns(Code) stat_numRowsInput protected int stat_numRowsInput(Code) stat_numRowsOutput protected int stat_numRowsOutput(Code) stat_sortType protected String stat_sortType(Code) totalRunSize int totalRunSize(Code) tran protected TransactionManager tran(Code) The transaction this inserter is in. Method Detail close public void close()(Code) Close this sort controller. Closing the sort controller means the caller is done inserting rows. This method must not throw any exceptions since it's called during error processing. See Also:   SortController.close getSortInfo public SortInfo getSortInfo() throws StandardException(Code) Return SortInfo object which contains information about the current sort. See Also:   SortInfo The SortInfo object which contains info about current sort. exception:   StandardException - Standard exception policy. initialize boolean initialize(MergeSort sort, TransactionManager tran)(Code) Initialize this inserter. true if initialization was successful insert public void insert(DataValueDescriptor[] row) throws StandardException(Code) Insert a row into the sort. See Also:   SortController.insert 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)