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<h2 title="Interface JsonReaderFactory" class="title">Interface JsonReaderFactory</h2>
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<pre>public interface <span class="typeNameLabel">JsonReaderFactory</span></pre>
<div class="block">Factory to create <a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json"><code>JsonReader</code></a> instances. If a factory
instance is configured with some configuration, that would be
used to configure the created reader instances.
<p>
<a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json"><code>JsonReader</code></a> can also be created using <a href="../../jakarta/json/Json.html" title="class in jakarta.json"><code>Json</code></a>'s
<code>createReader</code> methods. If multiple reader instances are created,
then creating them using a reader factory is preferred.
<p>
<b>For example:</b>
<pre>
<code>
JsonReaderFactory factory = Json.createReaderFactory(...);
JsonReader reader1 = factory.createReader(...);
JsonReader reader2 = factory.createReader(...);
</code>
</pre>
<p> All the methods in this class are safe for use by multiple concurrent
threads.</div>
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<td class="colFirst"><code><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/json/JsonReaderFactory.html#createReader-java.io.InputStream-">createReader</a></span>(java.io.InputStream&nbsp;in)</code>
<div class="block">Creates a JSON reader from a byte stream.</div>
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<td class="colFirst"><code><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/json/JsonReaderFactory.html#createReader-java.io.InputStream-java.nio.charset.Charset-">createReader</a></span>(java.io.InputStream&nbsp;in,
java.nio.charset.Charset&nbsp;charset)</code>
<div class="block">Creates a JSON reader from a byte stream.</div>
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<td class="colFirst"><code><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/json/JsonReaderFactory.html#createReader-java.io.Reader-">createReader</a></span>(java.io.Reader&nbsp;reader)</code>
<div class="block">Creates a JSON reader from a character stream.</div>
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<td class="colFirst"><code>java.util.Map&lt;java.lang.String,?&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/json/JsonReaderFactory.html#getConfigInUse--">getConfigInUse</a></span>()</code>
<div class="block">Returns read-only map of supported provider specific configuration
properties that are used to configure the created JSON readers.</div>
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<h4>createReader</h4>
<pre><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a>&nbsp;createReader(java.io.Reader&nbsp;reader)</pre>
<div class="block">Creates a JSON reader from a character stream. The reader is configured
with the factory configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>reader</code> - a reader from which JSON is to be read</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a JSON reader</dd>
</dl>
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<h4>createReader</h4>
<pre><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a>&nbsp;createReader(java.io.InputStream&nbsp;in)</pre>
<div class="block">Creates a JSON reader from a byte stream. The character encoding of
the stream is determined as described in
<a href="http://tools.ietf.org/rfc/rfc7159.txt">RFC 7159</a>.
The reader is configured with the factory configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>in</code> - a byte stream from which JSON is to be read</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a JSON reader</dd>
</dl>
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<h4>createReader</h4>
<pre><a href="../../jakarta/json/JsonReader.html" title="interface in jakarta.json">JsonReader</a>&nbsp;createReader(java.io.InputStream&nbsp;in,
java.nio.charset.Charset&nbsp;charset)</pre>
<div class="block">Creates a JSON reader from a byte stream. The bytes of the stream
are decoded to characters using the specified charset. The reader is
configured with the factory configuration.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>in</code> - a byte stream from which JSON is to be read</dd>
<dd><code>charset</code> - a charset</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a JSON reader</dd>
</dl>
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<h4>getConfigInUse</h4>
<pre>java.util.Map&lt;java.lang.String,?&gt;&nbsp;getConfigInUse()</pre>
<div class="block">Returns read-only map of supported provider specific configuration
properties that are used to configure the created JSON readers.
If there are any specified configuration properties that are not
supported by the provider, they won't be part of the returned map.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a map of supported provider specific properties that are used
to configure the readers. The map be empty but not null.</dd>
</dl>
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