Java Doc for BTree.java in  » Database-DBMS » db4o-6.4 » com » db4o » internal » btree » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » db4o 6.4 » com.db4o.internal.btree 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   com.db4o.internal.PersistentBase
      com.db4o.internal.btree.BTree

All known Subclasses:   com.db4o.internal.freespace.FreespaceBTree,
BTree
public class BTree extends PersistentBase implements TransactionParticipant(Code)


Field Summary
 int_halfNodeSize
    
protected  Queue4_processing
    

Constructor Summary
public  BTree(Transaction trans, int id, Indexable4 keyHandler)
    
public  BTree(Transaction trans, int id, Indexable4 keyHandler, int treeNodeSize, int treeCacheHeight)
    

Method Summary
public  voidadd(Transaction trans, Object key)
    
 voidaddNode(BTreeNode node)
    
 voidaddToProcessing(BTreeNode node)
    
public  Iterator4allNodeIds(Transaction systemTrans)
    
public  BTreeRangeasRange(Transaction trans)
    
protected  booleancanEnlistWithTransaction()
    
public  voidcommit(Transaction trans)
    
public  voidcommitNodes(Transaction trans)
    
public  intcompareKeys(Object key1, Object key2)
    
public  BTreedebugLoadFully(Transaction trans)
    
public  voiddefragBTree(DefragContext context)
    
public  voiddefragIndex(BufferPair readers)
    
public  voiddefragIndexNode(BufferPair readers)
    
public  voiddispose(Transaction transaction)
    
public  BTreePointerfirstPointer(Transaction trans)
    
public  voidfree(Transaction systemTrans)
    
public  bytegetIdentifier()
    
public  Indexable4keyHandler()
    
public  BTreePointerlastPointer(Transaction trans)
    
public  intnodeSize()
    
 voidnotifyRemoveListener(Object obj)
    
public  intownLength()
    
 BTreeNodeproduceNode(int id)
    
public  voidreadThis(Transaction a_trans, Buffer a_reader)
    
public  voidremove(Transaction trans, Object key)
    
 voidremoveNode(BTreeNode node)
    
public  voidrollback(Transaction trans)
    
public  BTreeNoderoot()
    
public  BTreeRangesearch(Transaction trans, Object key)
    
public  BTreeNodeSearchResultsearchLeaf(Transaction trans, Object key, SearchTarget target)
    
public  voidsetRemoveListener(Visitor4 vis)
    
public  intsize(Transaction trans)
    
public  voidsizeChanged(Transaction trans, int changeBy)
    
public  StringtoString()
    
public  voidtraverseKeys(Transaction trans, Visitor4 visitor)
    
public  voidwriteThis(Transaction trans, Buffer a_writer)
    

Field Detail
_halfNodeSize
int _halfNodeSize(Code)



_processing
protected Queue4 _processing(Code)




Constructor Detail
BTree
public BTree(Transaction trans, int id, Indexable4 keyHandler)(Code)



BTree
public BTree(Transaction trans, int id, Indexable4 keyHandler, int treeNodeSize, int treeCacheHeight)(Code)




Method Detail
add
public void add(Transaction trans, Object key)(Code)



addNode
void addNode(BTreeNode node)(Code)



addToProcessing
void addToProcessing(BTreeNode node)(Code)



allNodeIds
public Iterator4 allNodeIds(Transaction systemTrans)(Code)



asRange
public BTreeRange asRange(Transaction trans)(Code)



canEnlistWithTransaction
protected boolean canEnlistWithTransaction()(Code)



commit
public void commit(Transaction trans)(Code)



commitNodes
public void commitNodes(Transaction trans)(Code)



compareKeys
public int compareKeys(Object key1, Object key2)(Code)



debugLoadFully
public BTree debugLoadFully(Transaction trans)(Code)



defragBTree
public void defragBTree(DefragContext context) throws CorruptionException, IOException(Code)



defragIndex
public void defragIndex(BufferPair readers)(Code)



defragIndexNode
public void defragIndexNode(BufferPair readers)(Code)



dispose
public void dispose(Transaction transaction)(Code)



firstPointer
public BTreePointer firstPointer(Transaction trans)(Code)



free
public void free(Transaction systemTrans)(Code)



getIdentifier
public byte getIdentifier()(Code)



keyHandler
public Indexable4 keyHandler()(Code)



lastPointer
public BTreePointer lastPointer(Transaction trans)(Code)



nodeSize
public int nodeSize()(Code)



notifyRemoveListener
void notifyRemoveListener(Object obj)(Code)



ownLength
public int ownLength()(Code)



produceNode
BTreeNode produceNode(int id)(Code)



readThis
public void readThis(Transaction a_trans, Buffer a_reader)(Code)



remove
public void remove(Transaction trans, Object key)(Code)



removeNode
void removeNode(BTreeNode node)(Code)



rollback
public void rollback(Transaction trans)(Code)



root
public BTreeNode root()(Code)



search
public BTreeRange search(Transaction trans, Object key)(Code)



searchLeaf
public BTreeNodeSearchResult searchLeaf(Transaction trans, Object key, SearchTarget target)(Code)



setRemoveListener
public void setRemoveListener(Visitor4 vis)(Code)



size
public int size(Transaction trans)(Code)



sizeChanged
public void sizeChanged(Transaction trans, int changeBy)(Code)



toString
public String toString()(Code)



traverseKeys
public void traverseKeys(Transaction trans, Visitor4 visitor)(Code)



writeThis
public void writeThis(Transaction trans, Buffer a_writer)(Code)



Fields inherited from com.db4o.internal.PersistentBase
protected int _id(Code)(Java Doc)
protected int _state(Code)(Java Doc)

Methods inherited from com.db4o.internal.PersistentBase
final public boolean beginProcessing()(Code)(Java Doc)
public void endProcessing()(Code)(Java Doc)
public void free(Transaction trans)(Code)(Java Doc)
public int getID()(Code)(Java Doc)
public int hashCode()(Code)(Java Doc)
final public boolean isActive()(Code)(Java Doc)
public boolean isDirty()(Code)(Java Doc)
public boolean isFreespaceComponent()(Code)(Java Doc)
final public boolean isNew()(Code)(Java Doc)
public int linkLength()(Code)(Java Doc)
public void read(Transaction trans)(Code)(Java Doc)
public void setID(int a_id)(Code)(Java Doc)
final public void setStateClean()(Code)(Java Doc)
final public void setStateDeactivated()(Code)(Java Doc)
public void setStateDirty()(Code)(Java Doc)
final public void write(Transaction trans)(Code)(Java Doc)
public boolean writeObjectBegin()(Code)(Java Doc)
public void writeOwnID(Transaction trans, Buffer writer)(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)

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