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<div class="subTitle">org.apache.hadoop.fs</div>
<h2 title="Enum XAttrCodec" class="title">Enum XAttrCodec</h2>
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<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">java.lang.Enum</a>&lt;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&gt;</li>
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<li>org.apache.hadoop.fs.XAttrCodec</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a>&lt;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&gt;</dd>
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<pre>@InterfaceAudience.Public
@InterfaceStability.Stable
public enum <span class="typeNameLabel">XAttrCodec</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</a>&lt;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&gt;</pre>
<div class="block">The value of <code>XAttr</code> is byte[], this class is to
covert byte[] to some kind of string representation or convert back.
String representation is convenient for display and input. For example
display in screen as shell response and json response, input as http
or shell parameter.</div>
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<caption><span>Enum Constants</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colOne" scope="col">Enum Constant and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#BASE64">BASE64</a></span></code>
<div class="block">Value encoded as base64 string
is prefixed with 0s.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#HEX">HEX</a></span></code>
<div class="block">Value encoded as hexadecimal string
is prefixed with 0x.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#TEXT">TEXT</a></span></code>
<div class="block">Value encoded as text
string is enclosed in double quotes (\").</div>
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<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#decodeValue-java.lang.String-">decodeValue</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;value)</code>
<div class="block">Decode string representation of a value and check whether it's
encoded.</div>
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<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&nbsp;encoding)</code>
<div class="block">Encode byte[] value to string representation with encoding.</div>
</td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#valueOf-java.lang.String-">valueOf</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>
<div class="block">Returns the enum constant of this type with the specified name.</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/XAttrCodec.html#values--">values</a></span>()</code>
<div class="block">Returns an array containing the constants of this enum type, in
the order they are declared.</div>
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<pre>public static final&nbsp;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a> TEXT</pre>
<div class="block">Value encoded as text
string is enclosed in double quotes (\").</div>
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<h4>HEX</h4>
<pre>public static final&nbsp;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a> HEX</pre>
<div class="block">Value encoded as hexadecimal string
is prefixed with 0x.</div>
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<a name="BASE64">
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<h4>BASE64</h4>
<pre>public static final&nbsp;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a> BASE64</pre>
<div class="block">Value encoded as base64 string
is prefixed with 0s.</div>
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<h4>values</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>[]&nbsp;values()</pre>
<div class="block">Returns an array containing the constants of this enum type, in
the order they are declared. This method may be used to iterate
over the constants as follows:
<pre>
for (XAttrCodec c : XAttrCodec.values())
&nbsp; System.out.println(c);
</pre></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an array containing the constants of this enum type, in the order they are declared</dd>
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<h4>valueOf</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&nbsp;valueOf(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</pre>
<div class="block">Returns the enum constant of this type with the specified name.
The string must match <i>exactly</i> an identifier used to declare an
enum constant in this type. (Extraneous whitespace characters are
not permitted.)</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - the name of the enum constant to be returned.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the enum constant with the specified name</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if this enum type has no constant with the specified name</dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if the argument is null</dd>
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<h4>decodeValue</h4>
<pre>public static&nbsp;byte[]&nbsp;decodeValue(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;value)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Decode string representation of a value and check whether it's
encoded. If the given string begins with 0x or 0X, it expresses
a hexadecimal number. If the given string begins with 0s or 0S,
base64 encoding is expected. If the given string is enclosed in
double quotes, the inner string is treated as text. Otherwise
the given string is treated as text.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>value</code> - string representation of the value.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>byte[] the value</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;encodeValue(byte[]&nbsp;value,
<a href="../../../../org/apache/hadoop/fs/XAttrCodec.html" title="enum in org.apache.hadoop.fs">XAttrCodec</a>&nbsp;encoding)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Encode byte[] value to string representation with encoding.
Values encoded as text strings are enclosed in double quotes (\"),
while strings encoded as hexadecimal and base64 are prefixed with
0x and 0s, respectively.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>value</code> - byte[] value</dd>
<dd><code>encoding</code> - </dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>String string representation of value</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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