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ExtraFieldUtils (Apache Ant API)
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org.apache.tools.zip
 
Class ExtraFieldUtils</H2>
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java.lang.Object
 <IMG SRC="../../../../resources/inherit.gif" ALT="extended by ">org.apache.tools.zip.ExtraFieldUtils
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<DT><PRE>public class ExtraFieldUtils<DT>extends java.lang.Object</DL>
</PRE>

ZipExtraField related methods

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<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#ExtraFieldUtils()">ExtraFieldUtils</A>()</CODE>

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<CODE>static&nbsp;<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A></CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#createExtraField(org.apache.tools.zip.ZipShort)">createExtraField</A>(<A HREF="../../../../org/apache/tools/zip/ZipShort.html" title="class in org.apache.tools.zip">ZipShort</A>&nbsp;headerId)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create an instance of the approriate ExtraField, falls back to
 <A HREF="../../../../org/apache/tools/zip/UnrecognizedExtraField.html" title="class in org.apache.tools.zip"><CODE>UnrecognizedExtraField</CODE></A>.</TD>
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<CODE>static&nbsp;byte[]</CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#mergeCentralDirectoryData(org.apache.tools.zip.ZipExtraField[])">mergeCentralDirectoryData</A>(<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]&nbsp;data)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Merges the central directory fields of the given ZipExtraFields.</TD>
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<CODE>static&nbsp;byte[]</CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#mergeLocalFileDataData(org.apache.tools.zip.ZipExtraField[])">mergeLocalFileDataData</A>(<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]&nbsp;data)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Merges the local file data fields of the given ZipExtraFields.</TD>
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<CODE>static&nbsp;<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]</CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#parse(byte[])">parse</A>(byte[]&nbsp;data)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Split the array into ExtraFields and populate them with the
 given data as local file data.</TD>
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<CODE>static&nbsp;<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]</CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#parse(byte[], boolean)">parse</A>(byte[]&nbsp;data,
 boolean&nbsp;local)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Split the array into ExtraFields and populate them with the
 given data.</TD>
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<CODE>static&nbsp;void</CODE></TD>
<TD><CODE><A HREF="../../../../org/apache/tools/zip/ExtraFieldUtils.html#register(java.lang.Class)">register</A>(java.lang.Class&nbsp;c)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Register a ZipExtraField implementation.</TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="ExtraFieldUtils()"></A><H3>
ExtraFieldUtils</H3>
<PRE>
public ExtraFieldUtils()</PRE>
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<A NAME="register(java.lang.Class)"></A><H3>
register</H3>
<PRE>
public static void register(java.lang.Class&nbsp;c)</PRE>
<DL>
<DD>Register a ZipExtraField implementation.

The given class must have a no-arg constructor and implement
 the <A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip"><CODE>ZipExtraField interface</CODE></A>.

<DD><DL>
<DT>Parameters:<DD><CODE>c</CODE> - the class to register<DT>Since:</DT>
 <DD>1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="createExtraField(org.apache.tools.zip.ZipShort)"></A><H3>
createExtraField</H3>
<PRE>
public static <A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A> createExtraField(<A HREF="../../../../org/apache/tools/zip/ZipShort.html" title="class in org.apache.tools.zip">ZipShort</A>&nbsp;headerId)
 throws java.lang.InstantiationException,
 java.lang.IllegalAccessException</PRE>
<DL>
<DD>Create an instance of the approriate ExtraField, falls back to
 <A HREF="../../../../org/apache/tools/zip/UnrecognizedExtraField.html" title="class in org.apache.tools.zip"><CODE>UnrecognizedExtraField</CODE></A>.

<DD><DL>
<DT>Parameters:<DD><CODE>headerId</CODE> - the header identifier
<DT>Returns:<DD>an instance of the appropiate ExtraField
<DT>Throws:
<DD><CODE>java.lang.InstantiationException</CODE> - if unable to instantiate the class
<DD><CODE>java.lang.IllegalAccessException</CODE> - if not allowed to instatiate the class<DT>Since:</DT>
 <DD>1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="parse(byte[])"></A><H3>
parse</H3>
<PRE>
public static <A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[] parse(byte[]&nbsp;data)
 throws java.util.zip.ZipException</PRE>
<DL>
<DD>Split the array into ExtraFields and populate them with the
 given data as local file data.

<DD><DL>
<DT>Parameters:<DD><CODE>data</CODE> - an array of bytes as it appears in local file data
<DT>Returns:<DD>an array of ExtraFields
<DT>Throws:
<DD><CODE>java.util.zip.ZipException</CODE> - on error</DL>
</DD>
</DL>
<HR>

<A NAME="parse(byte[], boolean)"></A><H3>
parse</H3>
<PRE>
public static <A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[] parse(byte[]&nbsp;data,
 boolean&nbsp;local)
 throws java.util.zip.ZipException</PRE>
<DL>
<DD>Split the array into ExtraFields and populate them with the
 given data.

<DD><DL>
<DT>Parameters:<DD><CODE>data</CODE> - an array of bytes<DD><CODE>local</CODE> - whether data originates from the local file data
 or the central directory
<DT>Returns:<DD>an array of ExtraFields
<DT>Throws:
<DD><CODE>java.util.zip.ZipException</CODE> - on error<DT>Since:</DT>
 <DD>1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="mergeLocalFileDataData(org.apache.tools.zip.ZipExtraField[])"></A><H3>
mergeLocalFileDataData</H3>
<PRE>
public static byte[] mergeLocalFileDataData(<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]&nbsp;data)</PRE>
<DL>
<DD>Merges the local file data fields of the given ZipExtraFields.

<DD><DL>
<DT>Parameters:<DD><CODE>data</CODE> - an array of ExtraFiles
<DT>Returns:<DD>an array of bytes<DT>Since:</DT>
 <DD>1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="mergeCentralDirectoryData(org.apache.tools.zip.ZipExtraField[])"></A><H3>
mergeCentralDirectoryData</H3>
<PRE>
public static byte[] mergeCentralDirectoryData(<A HREF="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</A>[]&nbsp;data)</PRE>
<DL>
<DD>Merges the central directory fields of the given ZipExtraFields.

<DD><DL>
<DT>Parameters:<DD><CODE>data</CODE> - an array of ExtraFields
<DT>Returns:<DD>an array of bytes<DT>Since:</DT>
 <DD>1.1</DD>
</DL>
</DD>
</DL>

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