Java Doc for StringBTree.java in  » Database-DBMS » axion » org » axiondb » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » axion » org.axiondb.util 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.axiondb.util.BaseBTree
      org.axiondb.util.ObjectBTree
         org.axiondb.util.StringBTree

StringBTree
public class StringBTree extends ObjectBTree (Code)
An ObjectBTree optimized for reading and writing Strings.
version:
   $Revision: 1.10 $ $Date: 2005/12/20 18:32:42 $
author:
   Rodney Waldhoff
author:
   Ahimanikya Satapathy



Constructor Summary
public  StringBTree(File idxDir, String idxName, int minimizationFactor, Comparator comp)
     Create or load a new root node.

Method Summary
protected  ObjectBTreecreateNode(BTreeMetaData meta, Comparator comp)
    
protected  ObjectgetNullKey()
    
protected  ObjectBTreeloadNode(BTreeMetaData meta, Comparator comp, int fileId)
    
protected  voidread()
    
protected  voidwrite()
    


Constructor Detail
StringBTree
public StringBTree(File idxDir, String idxName, int minimizationFactor, Comparator comp) throws IOException, ClassNotFoundException(Code)
Create or load a new root node.




Method Detail
createNode
protected ObjectBTree createNode(BTreeMetaData meta, Comparator comp) throws IOException, ClassNotFoundException(Code)



getNullKey
protected Object getNullKey()(Code)



loadNode
protected ObjectBTree loadNode(BTreeMetaData meta, Comparator comp, int fileId) throws IOException, ClassNotFoundException(Code)



read
protected void read() throws IOException, ClassNotFoundException(Code)



write
protected void write() throws IOException(Code)



Methods inherited from org.axiondb.util.ObjectBTree
final protected void addKeyValuePair(Object key, int value, boolean setDirty)(Code)(Java Doc)
final public void clearData()(Code)(Java Doc)
protected ObjectBTree createNode(BTreeMetaData meta, Comparator comp) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public void delete(Object key, int rowid) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public Integer get(Object key) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public IntListIterator getAll(Object key) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public IntListIterator getAllExcludingNull() throws IOException, ClassNotFoundException(Code)(Java Doc)
protected void getAllExcludingNull(IntListIteratorChain chain) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public IntListIterator getAllFrom(Object key) throws IOException, ClassNotFoundException(Code)(Java Doc)
final public IntListIterator getAllTo(Object key) throws IOException, ClassNotFoundException(Code)(Java Doc)
final ObjectBTree getChild(int index) throws IOException, ClassNotFoundException(Code)(Java Doc)
final protected Object getKey(int index)(Code)(Java Doc)
protected Object getNullKey()(Code)(Java Doc)
public IntListIteratorChain inorderIterator() throws IOException, ClassNotFoundException(Code)(Java Doc)
final public void insert(Object key, int value) throws IOException, ClassNotFoundException(Code)(Java Doc)
final boolean isValid() throws IOException, ClassNotFoundException(Code)(Java Doc)
protected ObjectBTree loadNode(BTreeMetaData meta, Comparator comp, int fileId) throws IOException, ClassNotFoundException(Code)(Java Doc)
protected void read() throws IOException, ClassNotFoundException(Code)(Java Doc)
final public void replaceId(Object key, int oldRowId, int newRowId) throws ClassNotFoundException, IOException(Code)(Java Doc)
final public void save() throws IOException, ClassNotFoundException(Code)(Java Doc)
final public int size()(Code)(Java Doc)
final public String toString()(Code)(Java Doc)
public void truncate()(Code)(Java Doc)
protected void write() throws IOException(Code)(Java Doc)

Methods inherited from org.axiondb.util.BaseBTree
final protected void addFileId(int fileId)(Code)(Java Doc)
final protected void addFileId(int index, int fileid)(Code)(Java Doc)
final protected void addFileIds(IntList fileIds)(Code)(Java Doc)
protected void clearData()(Code)(Java Doc)
final protected BTreeMetaData getBTreeMetaData()(Code)(Java Doc)
final protected IntList getChildIds()(Code)(Java Doc)
final protected int getFileId()(Code)(Java Doc)
final protected int getFileIdForIndex(int index)(Code)(Java Doc)
final protected int getKeyCapacity()(Code)(Java Doc)
final protected int getMinimizationFactor()(Code)(Java Doc)
final protected int getValue(int index)(Code)(Java Doc)
final protected IntList getValues()(Code)(Java Doc)
final protected boolean isFull()(Code)(Java Doc)
final protected boolean isLeaf()(Code)(Java Doc)
final protected boolean isRoot()(Code)(Java Doc)
abstract protected void read() throws IOException, ClassNotFoundException(Code)(Java Doc)
abstract public void save() throws IOException, ClassNotFoundException(Code)(Java Doc)
public void save(File dataDirectory) throws IOException, ClassNotFoundException(Code)(Java Doc)
public void saveAfterTruncate() throws IOException, ClassNotFoundException(Code)(Java Doc)
final protected void saveCounterIfRoot() throws IOException(Code)(Java Doc)
final protected void setChildIds(IntList childIds)(Code)(Java Doc)
final protected void setFileId(int fileId)(Code)(Java Doc)
final protected void setValue(int index, int val)(Code)(Java Doc)
final protected void setValues(IntList vals)(Code)(Java Doc)
abstract public int size()(Code)(Java Doc)
final protected String space(int n)(Code)(Java Doc)
public void truncate()(Code)(Java Doc)
abstract protected void write() throws IOException, ClassNotFoundException(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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