org.apache.tika.parser.chm.assertion
Class ChmAssert

java.lang.Object
  org.apache.tika.parser.chm.assertion.ChmAssert

public class ChmAssert
extends Object

Contains chm extractor assertions

Constructor Summary

ChmAssert()

Method Summary

static void	assertByteArrayNotNull(byte[] data) Checks if byte[] is not null
static void	assertChmAccessorNotNull(ChmAccessor<?> chmAccessor) Checks if ChmAccessor is not null In case of null throws exception
static void	assertChmAccessorParameters(byte[] data, ChmAccessor<?> chmAccessor, int count) Checks validity of ChmAccessor parameters
static void	assertChmBlockSegment(byte[] data, ChmLzxcResetTable resetTable, int blockNumber, int lzxcBlockOffset, int lzxcBlockLength) Checks a validity of the chmBlockSegment parameters
static void	assertCopyingDataIndex(int index, int dataLength)
static void	assertDirectoryListingEntry(int name_length, String name, ChmCommons.EntryType entryType, int offset, int length) Checks validity of the DirectoryListingEntry's parameters In case of invalid parameter(s) throws an exception
static void	assertInputStreamNotNull(InputStream is) Checks if InputStream is not null
static void	assertPositiveInt(int param) Checks if int param is greater than zero In case param <=0 throws an exception

Methods inherited from class java.lang.Object

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

Constructor Detail

ChmAssert

public ChmAssert()

Method Detail

assertChmBlockSegment

public static final void assertChmBlockSegment(byte[] data,
                                               ChmLzxcResetTable resetTable,
                                               int blockNumber,
                                               int lzxcBlockOffset,
                                               int lzxcBlockLength)
                                        throws TikaException

Checks a validity of the chmBlockSegment parameters

Parameters:

data - byte[]

resetTable - ChmLzxcResetTable

blockNumber - int

lzxcBlockOffset - int

lzxcBlockLength - int

Throws:

TikaException

assertInputStreamNotNull

public static final void assertInputStreamNotNull(InputStream is)
                                           throws IOException

Checks if InputStream is not null

Parameters:

is - InputStream

Throws:

ChmParsingException

IOException

assertChmAccessorParameters

public static final void assertChmAccessorParameters(byte[] data,
                                                     ChmAccessor<?> chmAccessor,
                                                     int count)
                                              throws ChmParsingException

Checks validity of ChmAccessor parameters

Parameters:

data -

chmItsfHeader -

count -

Throws:

ChmParsingException

assertByteArrayNotNull

public static final void assertByteArrayNotNull(byte[] data)
                                         throws ChmParsingException

Checks if byte[] is not null

Parameters:

data -

Throws:

ChmParsingException

assertChmAccessorNotNull

public static final void assertChmAccessorNotNull(ChmAccessor<?> chmAccessor)
                                           throws ChmParsingException

Checks if ChmAccessor is not null In case of null throws exception

Parameters:

ChmAccessor -

Throws:

ChmParsingException

assertDirectoryListingEntry

public static final void assertDirectoryListingEntry(int name_length,
                                                     String name,
                                                     ChmCommons.EntryType entryType,
                                                     int offset,
                                                     int length)
                                              throws ChmParsingException

Checks validity of the DirectoryListingEntry's parameters In case of invalid parameter(s) throws an exception

Parameters:

name_length - length of the chm entry name

name - chm entry name

entryType - EntryType

offset -

length -

Throws:

ChmParsingException

assertCopyingDataIndex

public static void assertCopyingDataIndex(int index,
                                          int dataLength)
                                   throws ChmParsingException

Throws:

ChmParsingException

assertPositiveInt

public static void assertPositiveInt(int param)
                              throws ChmParsingException

Checks if int param is greater than zero In case param <=0 throws an exception

Parameters:

param -

Throws:

ChmParsingException