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<div class="subTitle">org.apache.orc.impl</div>
<h2 title="Interface HadoopShims" class="title">Interface HadoopShims</h2>
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<pre>public interface <span class="typeNameLabel">HadoopShims</span></pre>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.ByteBufferPoolShim.html" title="interface in org.apache.orc.impl">HadoopShims.ByteBufferPoolShim</a></span></code>
<div class="block">a hadoop.io ByteBufferPool shim.</div>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.DirectCompressionType.html" title="enum in org.apache.orc.impl">HadoopShims.DirectCompressionType</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.DirectDecompressor.html" title="interface in org.apache.orc.impl">HadoopShims.DirectDecompressor</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.Factory.html" title="class in org.apache.orc.impl">HadoopShims.Factory</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.TextReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.TextReaderShim</a></span></code>
<div class="block">Read data into a Text object in the fastest way possible</div>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.ZeroCopyReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.ZeroCopyReaderShim</a></span></code>&nbsp;</td>
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<td class="colFirst"><code><a href="../../../../org/apache/orc/impl/HadoopShims.DirectDecompressor.html" title="interface in org.apache.orc.impl">HadoopShims.DirectDecompressor</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.html#getDirectDecompressor-org.apache.orc.impl.HadoopShims.DirectCompressionType-">getDirectDecompressor</a></span>(<a href="../../../../org/apache/orc/impl/HadoopShims.DirectCompressionType.html" title="enum in org.apache.orc.impl">HadoopShims.DirectCompressionType</a>&nbsp;codec)</code>
<div class="block">Get a direct decompressor codec, if it is available</div>
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<td class="colFirst"><code><a href="../../../../org/apache/orc/impl/HadoopShims.TextReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.TextReaderShim</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.html#getTextReaderShim-java.io.InputStream-">getTextReaderShim</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;input)</code>
<div class="block">Wrap a TextReaderShim around an input stream.</div>
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<td class="colFirst"><code><a href="../../../../org/apache/orc/impl/HadoopShims.ZeroCopyReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.ZeroCopyReaderShim</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/HadoopShims.html#getZeroCopyReader-org.apache.hadoop.fs.FSDataInputStream-org.apache.orc.impl.HadoopShims.ByteBufferPoolShim-">getZeroCopyReader</a></span>(<a href="http://hadoop.apache.org/docs/r2.6.4/api/org/apache/hadoop/fs/FSDataInputStream.html?is-external=true" title="class or interface in org.apache.hadoop.fs">FSDataInputStream</a>&nbsp;in,
                 <a href="../../../../org/apache/orc/impl/HadoopShims.ByteBufferPoolShim.html" title="interface in org.apache.orc.impl">HadoopShims.ByteBufferPoolShim</a>&nbsp;pool)</code>
<div class="block">Provides an HDFS ZeroCopyReader shim.</div>
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<h4>getDirectDecompressor</h4>
<pre><a href="../../../../org/apache/orc/impl/HadoopShims.DirectDecompressor.html" title="interface in org.apache.orc.impl">HadoopShims.DirectDecompressor</a>&nbsp;getDirectDecompressor(<a href="../../../../org/apache/orc/impl/HadoopShims.DirectCompressionType.html" title="enum in org.apache.orc.impl">HadoopShims.DirectCompressionType</a>&nbsp;codec)</pre>
<div class="block">Get a direct decompressor codec, if it is available</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>codec</code> - </dd>
<dt><span class="returnLabel">Returns:</span></dt>
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<h4>getZeroCopyReader</h4>
<pre><a href="../../../../org/apache/orc/impl/HadoopShims.ZeroCopyReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.ZeroCopyReaderShim</a>&nbsp;getZeroCopyReader(<a href="http://hadoop.apache.org/docs/r2.6.4/api/org/apache/hadoop/fs/FSDataInputStream.html?is-external=true" title="class or interface in org.apache.hadoop.fs">FSDataInputStream</a>&nbsp;in,
                                                 <a href="../../../../org/apache/orc/impl/HadoopShims.ByteBufferPoolShim.html" title="interface in org.apache.orc.impl">HadoopShims.ByteBufferPoolShim</a>&nbsp;pool)
                                          throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Provides an HDFS ZeroCopyReader shim.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>in</code> - FSDataInputStream to read from (where the cached/mmap buffers are tied to)</dd>
<dd><code>in</code> - ByteBufferPoolShim to allocate fallback buffers with</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>returns null if not supported</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>getTextReaderShim</h4>
<pre><a href="../../../../org/apache/orc/impl/HadoopShims.TextReaderShim.html" title="interface in org.apache.orc.impl">HadoopShims.TextReaderShim</a>&nbsp;getTextReaderShim(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;input)
                                      throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Wrap a TextReaderShim around an input stream. The reader shim will not
 buffer any reads from the underlying stream and will only consume bytes
 which are required for TextReaderShim.read() input.</div>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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