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<div class="subTitle">com.sleepycat.util</div>
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<h2 title="Class UtfOps" class="title">Class UtfOps</h2>
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<br>
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<pre>public class <span class="typeNameLabel">UtfOps</span>
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extends java.lang.Object</pre>
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<div class="block">UTF operations with more flexibility than is provided by DataInput and
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DataOutput.</div>
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<dl>
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<dt><span class="simpleTagLabel">Author:</span></dt>
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<dd>Mark Hayes</dd>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#UtfOps--">UtfOps</a></span>()</code> </td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#bytesToChars-byte:A-int-char:A-int-int-boolean-">bytesToChars</a></span>(byte[] bytes,
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boolean isByteLen)</code>
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<div class="block">Converts byte arrays into character arrays.</div>
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<td class="colFirst"><code>static java.lang.String</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#bytesToString-byte:A-int-int-">bytesToString</a></span>(byte[] bytes,
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int offset,
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int length)</code>
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<div class="block">Converts byte arrays into strings.</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="../../../com/sleepycat/util/UtfOps.html#charsToBytes-char:A-int-byte:A-int-int-">charsToBytes</a></span>(char[] chars,
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int charOffset,
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byte[] bytes,
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int byteOffset,
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int charLength)</code>
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<div class="block">Converts character arrays into byte arrays.</div>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#getByteLength-char:A-">getByteLength</a></span>(char[] chars)</code>
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<div class="block">Returns the byte length of the UTF string that would be created by
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converting the given characters to UTF.</div>
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</td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#getByteLength-char:A-int-int-">getByteLength</a></span>(char[] chars,
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int offset,
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int length)</code>
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<div class="block">Returns the byte length of the UTF string that would be created by
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converting the given characters to UTF.</div>
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</td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#getCharLength-byte:A-">getCharLength</a></span>(byte[] bytes)</code>
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<div class="block">Returns the number of characters represented by the given UTF string.</div>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#getCharLength-byte:A-int-int-">getCharLength</a></span>(byte[] bytes,
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int offset,
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int length)</code>
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<div class="block">Returns the number of characters represented by the given UTF string.</div>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#getZeroTerminatedByteLength-byte:A-int-">getZeroTerminatedByteLength</a></span>(byte[] bytes,
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int offset)</code>
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<div class="block">Returns the byte length of a null terminated UTF string, not including
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the terminator.</div>
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<td class="colFirst"><code>static byte[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/sleepycat/util/UtfOps.html#stringToBytes-java.lang.String-">stringToBytes</a></span>(java.lang.String string)</code>
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<div class="block">Converts strings to byte arrays.</div>
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<h3>Methods inherited from class java.lang.Object</h3>
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<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h4>UtfOps</h4>
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<pre>public UtfOps()</pre>
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<pre>public static int getZeroTerminatedByteLength(byte[] bytes,
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int offset)
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throws java.lang.IndexOutOfBoundsException</pre>
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<div class="block">Returns the byte length of a null terminated UTF string, not including
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the terminator.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>bytes</code> - the data containing the UTF string.</dd>
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<dd><code>offset</code> - the beginning of the string the measure.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>the number of bytes.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code>java.lang.IndexOutOfBoundsException</code> - if no zero terminator is found.</dd>
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<pre>public static int getByteLength(char[] chars)</pre>
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converting the given characters to UTF.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>chars</code> - the characters that would be converted.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>the byte length of the equivalent UTF data.</dd>
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<pre>public static int getByteLength(char[] chars,
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int offset,
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int length)</pre>
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<div class="block">Returns the byte length of the UTF string that would be created by
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converting the given characters to UTF.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>chars</code> - the characters that would be converted.</dd>
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<dd><code>offset</code> - the first character to be converted.</dd>
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<dd><code>length</code> - the number of characters to be converted.</dd>
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<dd>the byte length of the equivalent UTF data.</dd>
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<dd><code>java.lang.IndexOutOfBoundsException</code> - if a UTF character sequence at the end
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of the data is not complete.</dd>
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int offset,
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int length)
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throws java.lang.IllegalArgumentException,
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>the number of characters.</dd>
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|
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of the data is not complete.</dd>
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int byteOffset,
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char[] chars,
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int charOffset,
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int len,
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boolean isByteLen)
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throws java.lang.IllegalArgumentException,
|
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java.lang.IndexOutOfBoundsException</pre>
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<div class="block">Converts byte arrays into character arrays.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
|
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<dd><code>bytes</code> - the source byte data to convert</dd>
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<dd><code>byteOffset</code> - the offset into the byte array at which
|
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to start the conversion</dd>
|
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<dd><code>chars</code> - the destination array</dd>
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<dd><code>charOffset</code> - the offset into chars at which to begin the copy</dd>
|
||
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<dd><code>len</code> - the amount of information to copy into chars</dd>
|
||
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<dd><code>isByteLen</code> - if true then len is a measure of bytes, otherwise
|
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len is a measure of characters</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>the byte offset after converting the bytes.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
|
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<dd><code>java.lang.IndexOutOfBoundsException</code> - if a UTF character sequence at the end
|
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|
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of the data is not complete.</dd>
|
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<dd><code>java.lang.IllegalArgumentException</code> - if an illegal UTF sequence is
|
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encountered.</dd>
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<h4>charsToBytes</h4>
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<pre>public static void charsToBytes(char[] chars,
|
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int charOffset,
|
||
|
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byte[] bytes,
|
||
|
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int byteOffset,
|
||
|
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int charLength)</pre>
|
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<div class="block">Converts character arrays into byte arrays.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
|
||
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<dd><code>chars</code> - the source character data to convert</dd>
|
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<dd><code>charOffset</code> - the offset into the character array at which
|
||
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|
to start the conversion</dd>
|
||
|
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<dd><code>bytes</code> - the destination array</dd>
|
||
|
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<dd><code>byteOffset</code> - the offset into bytes at which to begin the copy</dd>
|
||
|
|
<dd><code>charLength</code> - the length of characters to copy into bytes</dd>
|
||
|
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</dl>
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int offset,
|
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int length)
|
||
|
|
throws java.lang.IllegalArgumentException,
|
||
|
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|
||
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|
<div class="block">Converts byte arrays into strings.</div>
|
||
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|
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|
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<dt><span class="paramLabel">Parameters:</span></dt>
|
||
|
|
<dd><code>bytes</code> - the source byte data to convert</dd>
|
||
|
|
<dd><code>offset</code> - the offset into the byte array at which
|
||
|
|
to start the conversion</dd>
|
||
|
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<dd><code>length</code> - the number of bytes to be converted.</dd>
|
||
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|
<dt><span class="returnLabel">Returns:</span></dt>
|
||
|
|
<dd>the string.</dd>
|
||
|
|
<dt><span class="throwsLabel">Throws:</span></dt>
|
||
|
|
<dd><code>java.lang.IndexOutOfBoundsException</code> - if a UTF character sequence at the end
|
||
|
|
of the data is not complete.</dd>
|
||
|
|
<dd><code>java.lang.IllegalArgumentException</code> - if an illegal UTF sequence is
|
||
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encountered.</dd>
|
||
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|
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<pre>public static byte[] stringToBytes(java.lang.String string)</pre>
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|
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<div class="block">Converts strings to byte arrays.</div>
|
||
|
|
<dl>
|
||
|
|
<dt><span class="paramLabel">Parameters:</span></dt>
|
||
|
|
<dd><code>string</code> - the string to convert.</dd>
|
||
|
|
<dt><span class="returnLabel">Returns:</span></dt>
|
||
|
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<dd>the UTF byte array.</dd>
|
||
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|
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