org.apache.tools.zip
public class ExtraFieldUtils extends Object
Nested Class Summary | |
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static class | ExtraFieldUtils.UnparseableExtraField
"enum" for the possible actions to take if the extra field
cannot be parsed. |
Method Summary | |
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static ZipExtraField | createExtraField(ZipShort headerId)
Create an instance of the approriate ExtraField, falls back to
UnrecognizedExtraField . |
static byte[] | mergeCentralDirectoryData(ZipExtraField[] data)
Merges the central directory fields of the given ZipExtraFields. |
static byte[] | mergeLocalFileDataData(ZipExtraField[] data)
Merges the local file data fields of the given ZipExtraFields. |
static ZipExtraField[] | parse(byte[] data)
Split the array into ExtraFields and populate them with the
given data as local file data, throwing an exception if the
data cannot be parsed. |
static ZipExtraField[] | parse(byte[] data, boolean local)
Split the array into ExtraFields and populate them with the
given data, throwing an exception if the data cannot be parsed. |
static ZipExtraField[] | parse(byte[] data, boolean local, ExtraFieldUtils.UnparseableExtraField onUnparseableData)
Split the array into ExtraFields and populate them with the
given data. |
static void | register(Class c)
Register a ZipExtraField implementation.
|
UnrecognizedExtraField
.Parameters: headerId the header identifier
Returns: an instance of the appropiate ExtraField
Throws: InstantiationException if unable to instantiate the class IllegalAccessException if not allowed to instatiate the class
Since: 1.1
Parameters: data an array of ExtraFields
Returns: an array of bytes
Since: 1.1
Parameters: data an array of ExtraFiles
Returns: an array of bytes
Since: 1.1
Parameters: data an array of bytes as it appears in local file data
Returns: an array of ExtraFields
Throws: ZipException on error
Parameters: data an array of bytes local whether data originates from the local file data or the central directory
Returns: an array of ExtraFields
Throws: ZipException on error
Since: 1.1
Parameters: data an array of bytes local whether data originates from the local file data or the central directory onUnparseableData what to do if the extra field data cannot be parsed.
Returns: an array of ExtraFields
Throws: ZipException on error
Since: Ant 1.8.1
The given class must have a no-arg constructor and implement
the ZipExtraField interface
.
Parameters: c the class to register
Since: 1.1