Package org.apache.lucene.analysis.ja.dict

Class ConnectionCosts

java.lang.Object

org.apache.lucene.analysis.ja.dict.ConnectionCosts

public final class ConnectionCosts
extends java.lang.Object

n-gram connection cost data

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	ConnectionCosts.SingletonHolder

Field Summary

Fields

Modifier and Type	Field	Description
private java.nio.ByteBuffer	buffer
static java.lang.String	FILENAME_SUFFIX
private int	forwardSize
static java.lang.String	HEADER
static int	VERSION

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ConnectionCosts()
	ConnectionCosts(java.net.URL connectionCostsUrl)	Create a ConnectionCosts from an external resource URL (e.g.
	ConnectionCosts(java.nio.file.Path connectionCostsFile)	Create a ConnectionCosts from an external resource path.
	ConnectionCosts(BinaryDictionary.ResourceScheme scheme, java.lang.String path)	Deprecated, for removal: This API element is subject to removal in a future version. replaced by ConnectionCosts(Path) for files and ConnectionCosts(URL) for classpath/module resources.
private	ConnectionCosts(IOSupplier<java.io.InputStream> connectionCostResource)

Method Summary

Modifier and Type	Method	Description
int	get(int forwardId, int backwardId)
private static java.io.InputStream	getClassResource()
static ConnectionCosts	getInstance()

Methods inherited from class java.lang.Object

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

Field Detail

FILENAME_SUFFIX

public static final java.lang.String FILENAME_SUFFIX

See Also:

Constant Field Values

HEADER

public static final java.lang.String HEADER

See Also:

Constant Field Values

VERSION

public static final int VERSION

See Also:

Constant Field Values

buffer

private final java.nio.ByteBuffer buffer

forwardSize

private final int forwardSize

Constructor Detail

ConnectionCosts

@Deprecated(forRemoval=true,
            since="9.1")
public ConnectionCosts(BinaryDictionary.ResourceScheme scheme,
                       java.lang.String path)
                throws java.io.IOException

Deprecated, for removal: This API element is subject to removal in a future version.

replaced by ConnectionCosts(Path) for files and ConnectionCosts(URL) for classpath/module resources.

Parameters:

scheme - - scheme for loading resources (FILE or CLASSPATH).

path - - where to load resources from, without the ".dat" suffix

Throws:

java.io.IOException

ConnectionCosts

public ConnectionCosts(java.nio.file.Path connectionCostsFile)
                throws java.io.IOException

Create a ConnectionCosts from an external resource path.

Parameters:

connectionCostsFile - where to load connection costs resource

Throws:

java.io.IOException - if resource was not found or broken

ConnectionCosts

public ConnectionCosts(java.net.URL connectionCostsUrl)
                throws java.io.IOException

Create a ConnectionCosts from an external resource URL (e.g. from Classpath with ClassLoader.getResource(String)).

Parameters:

connectionCostsUrl - where to load connection costs resource

Throws:

java.io.IOException - if resource was not found or broken

ConnectionCosts

private ConnectionCosts()
                 throws java.io.IOException

Throws:

java.io.IOException

ConnectionCosts

private ConnectionCosts(IOSupplier<java.io.InputStream> connectionCostResource)
                 throws java.io.IOException

Throws:

java.io.IOException

Method Detail

getClassResource

private static java.io.InputStream getClassResource()
                                             throws java.io.IOException

Throws:

java.io.IOException

get

public int get(int forwardId,
               int backwardId)

getInstance

public static ConnectionCosts getInstance()