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<div class="subTitle">org.apache.tools.zip</div>
<h2 title="Class ExtraFieldUtils" class="title">Class ExtraFieldUtils</h2>
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<li>java.lang.Object</li>
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<pre>public class <span class="strong">ExtraFieldUtils</span>
extends java.lang.Object</pre>
<div class="block">ZipExtraField related methods</div>
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<td class="colFirst"><code>static class </code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.UnparseableExtraField.html" title="class in org.apache.tools.zip">ExtraFieldUtils.UnparseableExtraField</a></strong></code>
<div class="block">"enum" for the possible actions to take if the extra field
cannot be parsed.</div>
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<td class="colOne"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#ExtraFieldUtils()">ExtraFieldUtils</a></strong>()</code> </td>
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<td class="colFirst"><code>static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#createExtraField(org.apache.tools.zip.ZipShort)">createExtraField</a></strong>(<a href="../../../../org/apache/tools/zip/ZipShort.html" title="class in org.apache.tools.zip">ZipShort</a> headerId)</code>
<div class="block">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>.</div>
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<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#mergeCentralDirectoryData(org.apache.tools.zip.ZipExtraField[])">mergeCentralDirectoryData</a></strong>(<a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] data)</code>
<div class="block">Merges the central directory fields of the given ZipExtraFields.</div>
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<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#mergeLocalFileDataData(org.apache.tools.zip.ZipExtraField[])">mergeLocalFileDataData</a></strong>(<a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] data)</code>
<div class="block">Merges the local file data fields of the given ZipExtraFields.</div>
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<td class="colFirst"><code>static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#parse(byte[])">parse</a></strong>(byte[] data)</code>
<div class="block">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.</div>
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<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#parse(byte[], boolean)">parse</a></strong>(byte[] data,
boolean local)</code>
<div class="block">Split the array into ExtraFields and populate them with the
given data, throwing an exception if the data cannot be parsed.</div>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#parse(byte[], boolean, org.apache.tools.zip.ExtraFieldUtils.UnparseableExtraField)">parse</a></strong>(byte[] data,
boolean local,
<a href="../../../../org/apache/tools/zip/ExtraFieldUtils.UnparseableExtraField.html" title="class in org.apache.tools.zip">ExtraFieldUtils.UnparseableExtraField</a> onUnparseableData)</code>
<div class="block">Split the array into ExtraFields and populate them with the
given data.</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/tools/zip/ExtraFieldUtils.html#register(java.lang.Class)">register</a></strong>(java.lang.Class c)</code>
<div class="block">Register a ZipExtraField implementation.</div>
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<h3>Methods inherited from class java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h4>ExtraFieldUtils</h4>
<pre>public ExtraFieldUtils()</pre>
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<h4>register</h4>
<pre>public static void register(java.lang.Class c)</pre>
<div class="block">Register a ZipExtraField implementation.
<p>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>.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>c</code> - the class to register</dd><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd></dl>
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<h4>createExtraField</h4>
<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> headerId)
throws java.lang.InstantiationException,
java.lang.IllegalAccessException</pre>
<div class="block">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>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>headerId</code> - the header identifier</dd>
<dt><span class="strong">Returns:</span></dt><dd>an instance of the appropiate ExtraField</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.InstantiationException</code> - if unable to instantiate the class</dd>
<dd><code>java.lang.IllegalAccessException</code> - if not allowed to instatiate the class</dd><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd></dl>
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<h4>parse</h4>
<pre>public static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] parse(byte[] data)
throws java.util.zip.ZipException</pre>
<div class="block">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.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - an array of bytes as it appears in local file data</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of ExtraFields</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.util.zip.ZipException</code> - on error</dd></dl>
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<h4>parse</h4>
<pre>public static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] parse(byte[] data,
boolean local)
throws java.util.zip.ZipException</pre>
<div class="block">Split the array into ExtraFields and populate them with the
given data, throwing an exception if the data cannot be parsed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - an array of bytes</dd><dd><code>local</code> - whether data originates from the local file data
or the central directory</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of ExtraFields</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.util.zip.ZipException</code> - on error</dd><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd></dl>
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<h4>parse</h4>
<pre>public static <a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] parse(byte[] data,
boolean local,
<a href="../../../../org/apache/tools/zip/ExtraFieldUtils.UnparseableExtraField.html" title="class in org.apache.tools.zip">ExtraFieldUtils.UnparseableExtraField</a> onUnparseableData)
throws java.util.zip.ZipException</pre>
<div class="block">Split the array into ExtraFields and populate them with the
given data.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - an array of bytes</dd><dd><code>local</code> - whether data originates from the local file data
or the central directory</dd><dd><code>onUnparseableData</code> - what to do if the extra field data
cannot be parsed.</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of ExtraFields</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.util.zip.ZipException</code> - on error</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.8.1</dd></dl>
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<h4>mergeLocalFileDataData</h4>
<pre>public static byte[] mergeLocalFileDataData(<a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] data)</pre>
<div class="block">Merges the local file data fields of the given ZipExtraFields.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - an array of ExtraFiles</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of bytes</dd><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd></dl>
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<pre>public static byte[] mergeCentralDirectoryData(<a href="../../../../org/apache/tools/zip/ZipExtraField.html" title="interface in org.apache.tools.zip">ZipExtraField</a>[] data)</pre>
<div class="block">Merges the central directory fields of the given ZipExtraFields.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - an array of ExtraFields</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of bytes</dd><dt><span class="strong">Since:</span></dt>
<dd>1.1</dd></dl>
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