com.timeindexing.index
Class TimeIndexDirectory

java.lang.Object
  com.timeindexing.index.TimeIndexDirectory

public class TimeIndexDirectory
extends java.lang.Object

This is the TimeIndexDirectory which returns Index objects. It provides a directory of current Indexes, which can be looked up by name or by ID. This is needed in order to shared Indexes between threads.

Field Summary

protected java.util.HashMap	countTable The count hashtable.
protected static TimeIndexDirectory	directory
protected java.util.HashMap	indexByIDDirectory The ID directory.
protected java.util.HashMap	indexByNameDirectory The path directory.
protected java.util.HashMap	lockMap

Constructor Summary

TimeIndexDirectory()
Construct a TimeIndexDirectory

Method Summary

static long	addHandle(ManagedIndex index) Add an extra handle on an Index.
long	decrementCount(ManagedIndex index) Decrment the count on an Index.
static ManagedIndex	find(ID anID) Find a Index by ID.
static ManagedIndex	find(java.lang.String name) Find a Index by index name.
ManagedIndex	getIndex(ID anID) Find a Index by ID.
ManagedIndex	getIndex(java.lang.String name) Find a Index by index name.
long	incrementCount(ManagedIndex index) Incrmeent the count on an Index.
static boolean	indexGate(java.net.URI indexURI) Gated access to the index.
boolean	isLocked(java.net.URI indexURI) Is an index locked
protected static java.util.Set	listIndexes() A set of all the index names.
java.util.Set	listIndexesByName() List all the Indexes by name.
boolean	lock(java.net.URI indexURI) Lock an index
boolean	lockWait(java.net.URI indexURI) Wait for an index to be unlocked and ready for action.
static void	mem(java.lang.String str)
protected boolean	putIndex(ID id, ManagedIndex index) Save an Index by index ID
protected boolean	putIndex(java.lang.String name, ManagedIndex index) Save an Index by index name.
long	registerIndex(ManagedIndex index, java.lang.String name, ID anID) Register an Index using its name and its ID.
static long	removeHandle(ManagedIndex index) Remove a handle on an Index.
protected boolean	removeIndex(ID id) Remove an Index by index ID
protected boolean	removeIndex(java.lang.String name) Remove an Index by index name.
boolean	unlock(java.net.URI indexURI) Unlock an index
static boolean	unlockI(java.net.URI indexURI) Unlock an index
boolean	unregisterIndex(ManagedIndex index) Unregister an Index.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

directory

protected static final TimeIndexDirectory directory

indexByIDDirectory

protected java.util.HashMap indexByIDDirectory

The ID directory.

indexByNameDirectory

protected java.util.HashMap indexByNameDirectory

The path directory.

countTable

protected java.util.HashMap countTable

The count hashtable.

lockMap

protected java.util.HashMap lockMap

Constructor Detail

TimeIndexDirectory

public TimeIndexDirectory()

Construct a TimeIndexDirectory

Method Detail

lock

public boolean lock(java.net.URI indexURI)

Lock an index

unlock

public boolean unlock(java.net.URI indexURI)

Unlock an index

isLocked

public boolean isLocked(java.net.URI indexURI)

Is an index locked

lockWait

public boolean lockWait(java.net.URI indexURI)

Wait for an index to be unlocked and ready for action.

getIndex

public ManagedIndex getIndex(java.lang.String name)

Find a Index by index name.

putIndex

protected boolean putIndex(java.lang.String name,
                           ManagedIndex index)

Save an Index by index name.

removeIndex

protected boolean removeIndex(java.lang.String name)

Remove an Index by index name.

listIndexesByName

public java.util.Set listIndexesByName()

List all the Indexes by name.

getIndex

public ManagedIndex getIndex(ID anID)

Find a Index by ID.

putIndex

protected boolean putIndex(ID id,
                           ManagedIndex index)

Save an Index by index ID

removeIndex

protected boolean removeIndex(ID id)

Remove an Index by index ID

registerIndex

public long registerIndex(ManagedIndex index,
                          java.lang.String name,
                          ID anID)

Register an Index using its name and its ID.

unregisterIndex

public boolean unregisterIndex(ManagedIndex index)

Unregister an Index.

incrementCount

public long incrementCount(ManagedIndex index)

Incrmeent the count on an Index.

decrementCount

public long decrementCount(ManagedIndex index)

Decrment the count on an Index.

find

public static ManagedIndex find(java.lang.String name)

Find a Index by index name.

find

public static ManagedIndex find(ID anID)

Find a Index by ID.

listIndexes

protected static java.util.Set listIndexes()

A set of all the index names.

addHandle

public static long addHandle(ManagedIndex index)

Add an extra handle on an Index.

removeHandle

public static long removeHandle(ManagedIndex index)

Remove a handle on an Index.

indexGate

public static boolean indexGate(java.net.URI indexURI)

Gated access to the index.

Returns:

true if this locks the index

unlockI

public static boolean unlockI(java.net.URI indexURI)

Unlock an index

mem

public static void mem(java.lang.String str)