Package org.apache.tools.zip
Class UnrecognizedExtraField
- java.lang.Object
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- org.apache.tools.zip.UnrecognizedExtraField
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- All Implemented Interfaces:
CentralDirectoryParsingZipExtraField,ZipExtraField
public class UnrecognizedExtraField extends java.lang.Object implements CentralDirectoryParsingZipExtraField
Simple placeholder for all those extra fields we don't want to deal with.Assumes local file data and central directory entries are identical - unless told the opposite.
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Constructor Summary
Constructors Constructor Description UnrecognizedExtraField()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description byte[]getCentralDirectoryData()Get the central data.ZipShortgetCentralDirectoryLength()Get the central data length.ZipShortgetHeaderId()Get the header id.byte[]getLocalFileDataData()Get the local data.ZipShortgetLocalFileDataLength()Get the length of the local data.voidparseFromCentralDirectoryData(byte[] data, int offset, int length)Populate data from this array as if it was in central directory data.voidparseFromLocalFileData(byte[] data, int offset, int length)Populate data from this array as if it was in local file data.voidsetCentralDirectoryData(byte[] data)Set the extra field data in central directory.voidsetHeaderId(ZipShort headerId)Set the header id.voidsetLocalFileDataData(byte[] data)Set the extra field data in the local file data - without Header-ID or length specifier.
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Method Detail
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setHeaderId
public void setHeaderId(ZipShort headerId)
Set the header id.- Parameters:
headerId- the header id to use
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getHeaderId
public ZipShort getHeaderId()
Get the header id.- Specified by:
getHeaderIdin interfaceZipExtraField- Returns:
- the header id
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setLocalFileDataData
public void setLocalFileDataData(byte[] data)
Set the extra field data in the local file data - without Header-ID or length specifier.- Parameters:
data- the field data to use
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getLocalFileDataLength
public ZipShort getLocalFileDataLength()
Get the length of the local data.- Specified by:
getLocalFileDataLengthin interfaceZipExtraField- Returns:
- the length of the local data
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getLocalFileDataData
public byte[] getLocalFileDataData()
Get the local data.- Specified by:
getLocalFileDataDatain interfaceZipExtraField- Returns:
- the local data
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setCentralDirectoryData
public void setCentralDirectoryData(byte[] data)
Set the extra field data in central directory.- Parameters:
data- the data to use
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getCentralDirectoryLength
public ZipShort getCentralDirectoryLength()
Get the central data length. If there is no central data, get the local file data length.- Specified by:
getCentralDirectoryLengthin interfaceZipExtraField- Returns:
- the central data length
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getCentralDirectoryData
public byte[] getCentralDirectoryData()
Get the central data.- Specified by:
getCentralDirectoryDatain interfaceZipExtraField- Returns:
- the central data if present, else return the local file data
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parseFromLocalFileData
public void parseFromLocalFileData(byte[] data, int offset, int length)Description copied from interface:ZipExtraFieldPopulate data from this array as if it was in local file data.- Specified by:
parseFromLocalFileDatain interfaceZipExtraField- Parameters:
data- the array of bytes.offset- the source location in the data array.length- the number of bytes to use in the data array.- See Also:
ZipExtraField.parseFromLocalFileData(byte[], int, int)
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parseFromCentralDirectoryData
public void parseFromCentralDirectoryData(byte[] data, int offset, int length)Description copied from interface:CentralDirectoryParsingZipExtraFieldPopulate data from this array as if it was in central directory data.- Specified by:
parseFromCentralDirectoryDatain interfaceCentralDirectoryParsingZipExtraField- Parameters:
data- the array of bytes.offset- the source location in the data array.length- the number of bytes to use in the data array.
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