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StringUtils.html
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StringUtils.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<h2 title="Class StringUtils" class="title">Class StringUtils</h2>
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<pre>public final class <span class="typeNameLabel">StringUtils</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">Common string-related functions.</div>
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<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Sean Owen, Alex Dupre</dd>
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<td class="colFirst"><code>static <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></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#GB2312">GB2312</a></span></code> </td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#GB2312_CHARSET">GB2312_CHARSET</a></span></code> </td>
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<td class="colFirst"><code>static <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></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#SHIFT_JIS">SHIFT_JIS</a></span></code> </td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#SHIFT_JIS_CHARSET">SHIFT_JIS_CHARSET</a></span></code> </td>
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<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#guessCharset-byte:A-java.util.Map-">guessCharset</a></span>(byte[] bytes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../com/google/zxing/DecodeHintType.html" title="enum in com.google.zxing">DecodeHintType</a>,?> hints)</code> </td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/zxing/common/StringUtils.html#guessEncoding-byte:A-java.util.Map-">guessEncoding</a></span>(byte[] bytes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../com/google/zxing/DecodeHintType.html" title="enum in com.google.zxing">DecodeHintType</a>,?> hints)</code> </td>
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<code><a href="https://docs.oracle.com/javase/8/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/8/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/8/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/8/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/8/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/8/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/8/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/8/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/8/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/8/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/8/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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<h4>SHIFT_JIS_CHARSET</h4>
<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> SHIFT_JIS_CHARSET</pre>
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<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> GB2312_CHARSET</pre>
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<pre>public static final <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> SHIFT_JIS</pre>
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<dd><a href="../../../../constant-values.html#com.google.zxing.common.StringUtils.SHIFT_JIS">Constant Field Values</a></dd>
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<pre>public static final <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> GB2312</pre>
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<pre>public static <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> guessEncoding(byte[] bytes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../com/google/zxing/DecodeHintType.html" title="enum in com.google.zxing">DecodeHintType</a>,?> hints)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bytes</code> - bytes encoding a string, whose encoding should be guessed</dd>
<dd><code>hints</code> - decode hints if applicable</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>name of guessed encoding; at the moment will only guess one of:
"SJIS", "UTF8", "ISO8859_1", or the platform default encoding if none
of these can possibly be correct</dd>
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<h4>guessCharset</h4>
<pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> guessCharset(byte[] bytes,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../com/google/zxing/DecodeHintType.html" title="enum in com.google.zxing">DecodeHintType</a>,?> hints)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bytes</code> - bytes encoding a string, whose encoding should be guessed</dd>
<dd><code>hints</code> - decode hints if applicable</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Charset of guessed encoding; at the moment will only guess one of:
<a href="../../../../com/google/zxing/common/StringUtils.html#SHIFT_JIS_CHARSET"><code>SHIFT_JIS_CHARSET</code></a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/StandardCharsets.html?is-external=true#UTF_8" title="class or interface in java.nio.charset"><code>StandardCharsets.UTF_8</code></a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/StandardCharsets.html?is-external=true#ISO_8859_1" title="class or interface in java.nio.charset"><code>StandardCharsets.ISO_8859_1</code></a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/StandardCharsets.html?is-external=true#UTF_16" title="class or interface in java.nio.charset"><code>StandardCharsets.UTF_16</code></a>,
or the platform default encoding if
none of these can possibly be correct</dd>
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