Package org.zeroturnaround.zip.extra
Class ExtraFieldUtils
java.lang.Object
org.zeroturnaround.zip.extra.ExtraFieldUtils
This is a class that has been made significantly smaller (deleted a bunch of methods) and originally
is from the Apache Ant Project (http://ant.apache.org), org.apache.tools.zip package.
All license and other documentation is intact.
ZipExtraField related methods
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Field Summary
FieldsModifier and TypeFieldDescriptionStatic registry of known extra fields.private static final int
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionstatic ZipExtraField
createExtraField
(ZipShort headerId) Create an instance of the appropriate ExtraField, falls back toUnrecognizedExtraField
.static byte[]
Merges the local file data fields of the given ZipExtraFields.static List
<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[]
parseA
(byte[] data) static void
Register a ZipExtraField implementation.
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Field Details
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WORD
private static final int WORD- See Also:
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implementations
Static registry of known extra fields.- Since:
- 1.1
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Constructor Details
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ExtraFieldUtils
public ExtraFieldUtils()
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Method Details
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register
Register a ZipExtraField implementation.The given class must have a no-arg constructor and implement the
ZipExtraField interface
.- Parameters:
c
- the class to register- Since:
- 1.1
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createExtraField
public static ZipExtraField createExtraField(ZipShort headerId) throws InstantiationException, IllegalAccessException Create an instance of the appropriate ExtraField, falls back toUnrecognizedExtraField
.- Parameters:
headerId
- the header identifier- Returns:
- an instance of the appropriate ExtraField
- Throws:
InstantiationException
- if unable to instantiate the classIllegalAccessException
- if not allowed to instantiate the class- Since:
- 1.1
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parseA
- Throws:
ZipException
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parse
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.- Parameters:
data
- an array of bytes as it appears in local file data- Returns:
- an array of ExtraFields
- Throws:
ZipException
- on error
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mergeLocalFileDataData
Merges the local file data fields of the given ZipExtraFields.- Parameters:
data
- an array of ExtraFiles- Returns:
- an array of bytes
- Since:
- 1.1
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