Package com.ibm.icu.impl

Class ICUBinary.DatPackageReader

java.lang.Object

com.ibm.icu.impl.ICUBinary.DatPackageReader

Enclosing class:

ICUBinary

private static final class ICUBinary.DatPackageReader
extends Object

Reads the ICU .dat package file format. Most methods do not modify the ByteBuffer in any way, not even its position or other state.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final class	ICUBinary.DatPackageReader.IsAcceptable

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	DATA_FORMAT	.dat package data format ID "CmnD".
private static final ICUBinary.DatPackageReader.IsAcceptable	IS_ACCEPTABLE

Constructor Summary

Constructors

Modifier	Constructor	Description
private	DatPackageReader()

Method Summary

Modifier and Type	Method	Description
(package private) static boolean	addBaseName(ByteBuffer bytes, int index, String folder, String suffix, StringBuilder sb, Set<String> names)
(package private) static void	addBaseNamesInFolder(ByteBuffer bytes, String folder, String suffix, Set<String> names)
private static int	binarySearch(ByteBuffer bytes, CharSequence key)
(package private) static ByteBuffer	getData(ByteBuffer bytes, CharSequence key)
private static int	getDataOffset(ByteBuffer bytes, int index)
private static int	getNameOffset(ByteBuffer bytes, int index)
private static boolean	startsWithPackageName(ByteBuffer bytes, int start)
(package private) static boolean	validate(ByteBuffer bytes)	Checks that the ByteBuffer contains a valid, usable ICU .dat package.

Methods inherited from class java.lang.Object

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

Field Details

DATA_FORMAT

private static final int DATA_FORMAT

.dat package data format ID "CmnD".

See Also:

• Constant Field Values

IS_ACCEPTABLE

private static final ICUBinary.DatPackageReader.IsAcceptable IS_ACCEPTABLE

Constructor Details

DatPackageReader

private DatPackageReader()

Method Details

validate

static boolean validate(ByteBuffer bytes)

Checks that the ByteBuffer contains a valid, usable ICU .dat package. Moves the buffer position from 0 to after the data header.

startsWithPackageName

private static boolean startsWithPackageName(ByteBuffer bytes,
 int start)

getData

static ByteBuffer getData(ByteBuffer bytes,
 CharSequence key)

addBaseNamesInFolder

static void addBaseNamesInFolder(ByteBuffer bytes,
 String folder,
 String suffix,
 Set<String> names)

binarySearch

private static int binarySearch(ByteBuffer bytes,
 CharSequence key)

getNameOffset

private static int getNameOffset(ByteBuffer bytes,
 int index)

getDataOffset

private static int getDataOffset(ByteBuffer bytes,
 int index)

addBaseName

static boolean addBaseName(ByteBuffer bytes,
 int index,
 String folder,
 String suffix,
 StringBuilder sb,
 Set<String> names)