361 lines
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<div class="subTitle">org.apache.commons.io</div>
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<li>org.apache.commons.io.HexDump</li>
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<pre>public class <span class="typeNameLabel">HexDump</span>
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extends <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<div class="block">Dumps data in hexadecimal format.
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<p>
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Provides a single function to take an array of bytes and display it
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in hexadecimal form.
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<p>
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Origin of code: POI.</div>
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<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/io/HexDump.html#EOL">EOL</a></span></code>
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<div class="block">The line-separator (initializes to "line.separator" system property.</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/io/HexDump.html#HexDump--">HexDump</a></span>()</code>
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<div class="block">Instances should NOT be constructed in standard programming.</div>
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<td class="colFirst"><code>static void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/io/HexDump.html#dump-byte:A-long-java.io.OutputStream-int-">dump</a></span>(byte[] data,
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long offset,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> stream,
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int index)</code>
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<div class="block">Dump an array of bytes to an OutputStream.</div>
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<code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<pre>public static final <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> EOL</pre>
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<div class="block">The line-separator (initializes to "line.separator" system property.</div>
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<h4>HexDump</h4>
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<pre>public HexDump()</pre>
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<div class="block">Instances should NOT be constructed in standard programming.</div>
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<h4>dump</h4>
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<pre>public static void dump(byte[] data,
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long offset,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> stream,
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int index)
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throws <a href="https://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/ArrayIndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">ArrayIndexOutOfBoundsException</a>,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre>
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<div class="block">Dump an array of bytes to an OutputStream. The output is formatted
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for human inspection, with a hexadecimal offset followed by the
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hexadecimal values of the next 16 bytes of data and the printable ASCII
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characters (if any) that those bytes represent printed per each line
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of output.
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<p>
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The offset argument specifies the start offset of the data array
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within a larger entity like a file or an incoming stream. For example,
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if the data array contains the third kibibyte of a file, then the
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offset argument should be set to 2048. The offset value printed
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at the beginning of each line indicates where in that larger entity
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the first byte on that line is located.
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<p>
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All bytes between the given index (inclusive) and the end of the
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data array are dumped.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>data</code> - the byte array to be dumped</dd>
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<dd><code>offset</code> - offset of the byte array within a larger entity</dd>
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<dd><code>stream</code> - the OutputStream to which the data is to be
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written</dd>
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<dd><code>index</code> - initial index into the byte array</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="https://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - is thrown if anything goes wrong writing
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the data to stream</dd>
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<dd><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/ArrayIndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">ArrayIndexOutOfBoundsException</a></code> - if the index is
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outside the data array's bounds</dd>
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<dd><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the output stream is null</dd>
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