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| <div class="title">codec.cc</div> </div> |
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| <div class="contents"> |
| <a href="codec_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="codec_8h.html">util/codec.h</a>"</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <boost/assign/list_of.hpp></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <limits></span> <span class="comment">// for std::numeric_limits</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <gutil/strings/substitute.h></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="compress_8h.html">util/compress.h</a>"</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "<a class="code" href="decompress_8h.html">util/decompress.h</a>"</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "gen-cpp/CatalogObjects_types.h"</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "gen-cpp/CatalogObjects_constants.h"</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="names_8h.html">common/names.h</a>"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">using</span> boost::assign::map_list_of;</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">using namespace </span>impala;</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">using namespace </span>strings;</div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a19ded9d1e31423b9a5171d19167c4799">Codec::DEFAULT_COMPRESSION</a> =</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="stringliteral">"org.apache.hadoop.io.compress.DefaultCodec"</span>;</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a9914b2157fa4e42d07defd7c1c428000">Codec::GZIP_COMPRESSION</a> = <span class="stringliteral">"org.apache.hadoop.io.compress.GzipCodec"</span>;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a686e63f6fce2c614afb0d8c5120b5a6a">Codec::BZIP2_COMPRESSION</a> = <span class="stringliteral">"org.apache.hadoop.io.compress.BZip2Codec"</span>;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a87369178706252f34de2b729503ba266">Codec::SNAPPY_COMPRESSION</a> = <span class="stringliteral">"org.apache.hadoop.io.compress.SnappyCodec"</span>;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a3d59e437b1f94ab1597d510af72a4939">Codec::UNKNOWN_CODEC_ERROR</a> =</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="stringliteral">"This compression codec is currently unsupported: "</span>;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="codec_8cc.html#a630e6fc63f57f939c86bebba7a81accd"> 40</a></span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="codec_8cc.html#a630e6fc63f57f939c86bebba7a81accd">NO_LZO_MSG</a> = <span class="stringliteral">"LZO codecs may not be created via the Codec interface. "</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="stringliteral">"Instead the LZO library is directly invoked."</span>;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">const</span> <a class="code" href="classimpala_1_1Codec.html#a26c0d38f6ee196ba8191b32e76765549">Codec::CodecMap</a> <a class="code" href="classimpala_1_1Codec.html#aa8a61a59a3a8cae50a6010f5e0f21115">Codec::CODEC_MAP</a> = map_list_of</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  (<span class="stringliteral">""</span>, THdfsCompression::NONE)</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  (DEFAULT_COMPRESSION, THdfsCompression::DEFAULT)</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  (GZIP_COMPRESSION, THdfsCompression::GZIP)</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  (BZIP2_COMPRESSION, THdfsCompression::BZIP2)</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  (SNAPPY_COMPRESSION, THdfsCompression::SNAPPY_BLOCKED);</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div> |
| <div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classimpala_1_1Codec.html#a8e34e69fbf492c3c03cd417f68f75bd4"> 50</a></span> <span class="keywordtype">string</span> <a class="code" href="classimpala_1_1Codec.html#a8e34e69fbf492c3c03cd417f68f75bd4">Codec::GetCodecName</a>(THdfsCompression::type type) {</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  BOOST_FOREACH(<span class="keyword">const</span> CodecMap::value_type& codec,</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  g_CatalogObjects_constants.COMPRESSION_MAP) {</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">if</span> (codec.second == type) <span class="keywordflow">return</span> codec.first;</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  DCHECK(<span class="keyword">false</span>) << <span class="stringliteral">"Missing codec in COMPRESSION_MAP: "</span> << type;</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> <span class="stringliteral">"INVALID"</span>;</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classimpala_1_1Codec.html#ab105a8417870709e0636d503977ec02c"> 59</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#ab105a8417870709e0636d503977ec02c">Codec::GetHadoopCodecClassName</a>(THdfsCompression::type type, <span class="keywordtype">string</span>* out_name) {</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  BOOST_FOREACH(<span class="keyword">const</span> CodecMap::value_type& codec, CODEC_MAP) {</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">if</span> (codec.second == type) {</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  out_name->assign(codec.first);</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<span class="stringliteral">"Unsupported codec for given file type: $0"</span>,</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  _THdfsCompression_VALUES_TO_NAMES.find(type)->second));</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#a18854cd2e08266b09600a6e559c7c6e1">Codec::CreateCompressor</a>(<a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* mem_pool, <span class="keywordtype">bool</span> reuse, <span class="keyword">const</span> <span class="keywordtype">string</span>& codec,</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  scoped_ptr<Codec>* compressor) {</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  CodecMap::const_iterator type = CODEC_MAP.find(codec);</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">if</span> (type == CODEC_MAP.end()) {</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<span class="stringliteral">"$0$1"</span>, UNKNOWN_CODEC_ERROR, codec));</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  CreateCompressor(mem_pool, reuse, type->second, compressor));</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#a18854cd2e08266b09600a6e559c7c6e1">Codec::CreateCompressor</a>(<a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* mem_pool, <span class="keywordtype">bool</span> reuse,</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  THdfsCompression::type format, scoped_ptr<Codec>* compressor) {</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">switch</span> (format) {</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">case</span> THdfsCompression::NONE:</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  compressor->reset(NULL);</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">case</span> THdfsCompression::GZIP:</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1GzipCompressor.html">GzipCompressor</a>(<a class="code" href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315ad0fd4eea420940d8bc32b90f8ef0ef5e">GzipCompressor::GZIP</a>, mem_pool, reuse));</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">case</span> THdfsCompression::DEFAULT:</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1GzipCompressor.html">GzipCompressor</a>(<a class="code" href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315a9b3050b987d7101f38ea2f1328a15dc4">GzipCompressor::ZLIB</a>, mem_pool, reuse));</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">case</span> THdfsCompression::DEFLATE:</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1GzipCompressor.html">GzipCompressor</a>(<a class="code" href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315a488645f7d868aa41b77a233f88afb79d">GzipCompressor::DEFLATE</a>, mem_pool, reuse));</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">case</span> THdfsCompression::BZIP2:</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1BzipCompressor.html">BzipCompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">case</span> THdfsCompression::SNAPPY_BLOCKED:</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1SnappyBlockCompressor.html">SnappyBlockCompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">case</span> THdfsCompression::SNAPPY:</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1SnappyCompressor.html">SnappyCompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">case</span> THdfsCompression::LZ4:</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  compressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1Lz4Compressor.html">Lz4Compressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">default</span>: {</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">if</span> (format == THdfsCompression::LZO) <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(<a class="code" href="codec_8cc.html#a630e6fc63f57f939c86bebba7a81accd">NO_LZO_MSG</a>);</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<span class="stringliteral">"Unsupported codec: $0"</span>, format));</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> (*compressor)->Init();</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> }</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#a0d8e74ac086a91c1cc7dbd7fe166f307">Codec::CreateDecompressor</a>(<a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* mem_pool, <span class="keywordtype">bool</span> reuse, <span class="keyword">const</span> <span class="keywordtype">string</span>& codec,</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  scoped_ptr<Codec>* decompressor) {</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  CodecMap::const_iterator type = CODEC_MAP.find(codec);</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (type == CODEC_MAP.end()) {</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<span class="stringliteral">"$0$1"</span>, UNKNOWN_CODEC_ERROR, codec));</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  CreateDecompressor(mem_pool, reuse, type->second, decompressor));</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#a0d8e74ac086a91c1cc7dbd7fe166f307">Codec::CreateDecompressor</a>(<a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* mem_pool, <span class="keywordtype">bool</span> reuse,</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  THdfsCompression::type format, scoped_ptr<Codec>* decompressor) {</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">switch</span> (format) {</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">case</span> THdfsCompression::NONE:</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  decompressor->reset(NULL);</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">case</span> THdfsCompression::DEFAULT:</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">case</span> THdfsCompression::GZIP:</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1GzipDecompressor.html">GzipDecompressor</a>(mem_pool, reuse, <span class="keyword">false</span>));</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">case</span> THdfsCompression::DEFLATE:</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1GzipDecompressor.html">GzipDecompressor</a>(mem_pool, reuse, <span class="keyword">true</span>));</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">case</span> THdfsCompression::BZIP2:</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1BzipDecompressor.html">BzipDecompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">case</span> THdfsCompression::SNAPPY_BLOCKED:</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1SnappyBlockDecompressor.html">SnappyBlockDecompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">case</span> THdfsCompression::SNAPPY:</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1SnappyDecompressor.html">SnappyDecompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">case</span> THdfsCompression::LZ4:</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  decompressor->reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1Lz4Decompressor.html">Lz4Decompressor</a>(mem_pool, reuse));</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">default</span>: {</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (format == THdfsCompression::LZO) <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(<a class="code" href="codec_8cc.html#a630e6fc63f57f939c86bebba7a81accd">NO_LZO_MSG</a>);</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> Substitute(<span class="stringliteral">"Unsupported codec: $0"</span>, format);</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  }</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> (*decompressor)->Init();</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> }</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div> |
| <div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="classimpala_1_1Codec.html#a6c6ea5e7ee2ad71a1f33ce12dc498c8f"> 164</a></span> <a class="code" href="classimpala_1_1Codec.html#a6c6ea5e7ee2ad71a1f33ce12dc498c8f">Codec::Codec</a>(<a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* mem_pool, <span class="keywordtype">bool</span> reuse_buffer)</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  : memory_pool_(mem_pool),</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  reuse_buffer_(reuse_buffer),</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  out_buffer_(NULL),</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  buffer_length_(0) {</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1Codec.html#a375ea0ba90166ebb055a3d0c9a8936c9">memory_pool_</a> != NULL) {</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="classimpala_1_1Codec.html#a7ec5c623611416c9a873ea242d0d5035">temp_memory_pool_</a>.reset(<span class="keyword">new</span> <a class="code" href="classimpala_1_1MemPool.html">MemPool</a>(<a class="code" href="classimpala_1_1Codec.html#a375ea0ba90166ebb055a3d0c9a8936c9">memory_pool_</a>-><a class="code" href="classimpala_1_1MemPool.html#af1e294b306d89312142774a70a380d09">mem_tracker</a>()));</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span> }</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> |
| <div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="classimpala_1_1Codec.html#a3b0c5338bc8103a6d257e62d0954e148"> 174</a></span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1Codec.html#a3b0c5338bc8103a6d257e62d0954e148">Codec::Close</a>() {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1Codec.html#a7ec5c623611416c9a873ea242d0d5035">temp_memory_pool_</a>.get() != NULL) {</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  DCHECK(<a class="code" href="classimpala_1_1Codec.html#a375ea0ba90166ebb055a3d0c9a8936c9">memory_pool_</a> != NULL);</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="classimpala_1_1Codec.html#a375ea0ba90166ebb055a3d0c9a8936c9">memory_pool_</a>-><a class="code" href="classimpala_1_1MemPool.html#ab6774a8c0694da25e200601506d26237">AcquireData</a>(<a class="code" href="classimpala_1_1Codec.html#a7ec5c623611416c9a873ea242d0d5035">temp_memory_pool_</a>.get(), <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div> |
| <div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="classimpala_1_1Codec.html#a31a2678b525670dcf33d35a359dcc839"> 181</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Codec.html#a31a2678b525670dcf33d35a359dcc839">Codec::ProcessBlock32</a>(<span class="keywordtype">bool</span> output_preallocated, <span class="keywordtype">int</span> input_length,</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">const</span> uint8_t* input, <span class="keywordtype">int</span>* output_length, uint8_t** output) {</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  int64_t input_len64 = input_length;</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  int64_t output_len64 = *output_length;</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(<a class="code" href="classimpala_1_1Codec.html#a738cd6628de0972edef858907048f777">ProcessBlock</a>(output_preallocated, input_len64, input, &output_len64,</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  output));</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// Check whether we are going to have an overflow if we are going to cast from int64_t</span></div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// to int.</span></div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// TODO: Is there a faster way to do this check?</span></div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(output_len64 > numeric_limits<int>::max())) {</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<span class="stringliteral">"Arithmetic overflow in codec function. Output length is $0"</span>,</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  output_len64));;</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  *output_length = <span class="keyword">static_cast<</span>int32_t<span class="keyword">></span>(output_len64);</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span> }</div> |
| <div class="ttc" id="classimpala_1_1SnappyDecompressor_html"><div class="ttname"><a href="classimpala_1_1SnappyDecompressor.html">impala::SnappyDecompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="decompress_8h_source.html#l00070">decompress.h:70</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_aa8a61a59a3a8cae50a6010f5e0f21115"><div class="ttname"><a href="classimpala_1_1Codec.html#aa8a61a59a3a8cae50a6010f5e0f21115">impala::Codec::CODEC_MAP</a></div><div class="ttdeci">static const CodecMap CODEC_MAP</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00052">codec.h:52</a></div></div> |
| <div class="ttc" id="classimpala_1_1BzipDecompressor_html"><div class="ttname"><a href="classimpala_1_1BzipDecompressor.html">impala::BzipDecompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="decompress_8h_source.html#l00055">decompress.h:55</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a18854cd2e08266b09600a6e559c7c6e1"><div class="ttname"><a href="classimpala_1_1Codec.html#a18854cd2e08266b09600a6e559c7c6e1">impala::Codec::CreateCompressor</a></div><div class="ttdeci">static Status CreateCompressor(MemPool *mem_pool, bool reuse, THdfsCompression::type format, boost::scoped_ptr< Codec > *compressor)</div></div> |
| <div class="ttc" id="classimpala_1_1Lz4Compressor_html"><div class="ttname"><a href="classimpala_1_1Lz4Compressor.html">impala::Lz4Compressor</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00121">compress.h:121</a></div></div> |
| <div class="ttc" id="classimpala_1_1BzipCompressor_html"><div class="ttname"><a href="classimpala_1_1BzipCompressor.html">impala::BzipCompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00070">compress.h:70</a></div></div> |
| <div class="ttc" id="classimpala_1_1SnappyBlockDecompressor_html"><div class="ttname"><a href="classimpala_1_1SnappyBlockDecompressor.html">impala::SnappyBlockDecompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="decompress_8h_source.html#l00105">decompress.h:105</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a686e63f6fce2c614afb0d8c5120b5a6a"><div class="ttname"><a href="classimpala_1_1Codec.html#a686e63f6fce2c614afb0d8c5120b5a6a">impala::Codec::BZIP2_COMPRESSION</a></div><div class="ttdeci">static const char *const BZIP2_COMPRESSION</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00046">codec.h:46</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a6c6ea5e7ee2ad71a1f33ce12dc498c8f"><div class="ttname"><a href="classimpala_1_1Codec.html#a6c6ea5e7ee2ad71a1f33ce12dc498c8f">impala::Codec::Codec</a></div><div class="ttdeci">Codec(MemPool *mem_pool, bool reuse_buffer)</div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00164">codec.cc:164</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a0d8e74ac086a91c1cc7dbd7fe166f307"><div class="ttname"><a href="classimpala_1_1Codec.html#a0d8e74ac086a91c1cc7dbd7fe166f307">impala::Codec::CreateDecompressor</a></div><div class="ttdeci">static Status CreateDecompressor(MemPool *mem_pool, bool reuse, THdfsCompression::type format, boost::scoped_ptr< Codec > *decompressor)</div></div> |
| <div class="ttc" id="compress_8h_html"><div class="ttname"><a href="compress_8h.html">compress.h</a></div></div> |
| <div class="ttc" id="status_8h_html_a85f7d0e774e15eb35b74f53264305e16"><div class="ttname"><a href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(stmt)</div><div class="ttdoc">some generally useful macros </div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00242">status.h:242</a></div></div> |
| <div class="ttc" id="codec_8h_html"><div class="ttname"><a href="codec_8h.html">codec.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1MemPool_html_ab6774a8c0694da25e200601506d26237"><div class="ttname"><a href="classimpala_1_1MemPool.html#ab6774a8c0694da25e200601506d26237">impala::MemPool::AcquireData</a></div><div class="ttdeci">void AcquireData(MemPool *src, bool keep_current)</div><div class="ttdef"><b>Definition:</b> <a href="mem-pool_8cc_source.html#l00161">mem-pool.cc:161</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a19ded9d1e31423b9a5171d19167c4799"><div class="ttname"><a href="classimpala_1_1Codec.html#a19ded9d1e31423b9a5171d19167c4799">impala::Codec::DEFAULT_COMPRESSION</a></div><div class="ttdeci">static const char *const DEFAULT_COMPRESSION</div><div class="ttdoc">These are the codec string representations used in Hadoop. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00044">codec.h:44</a></div></div> |
| <div class="ttc" id="decompress_8h_html"><div class="ttname"><a href="decompress_8h.html">decompress.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a8e34e69fbf492c3c03cd417f68f75bd4"><div class="ttname"><a href="classimpala_1_1Codec.html#a8e34e69fbf492c3c03cd417f68f75bd4">impala::Codec::GetCodecName</a></div><div class="ttdeci">static std::string GetCodecName(THdfsCompression::type)</div><div class="ttdoc">Return the name of a compression algorithm. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00050">codec.cc:50</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a9914b2157fa4e42d07defd7c1c428000"><div class="ttname"><a href="classimpala_1_1Codec.html#a9914b2157fa4e42d07defd7c1c428000">impala::Codec::GZIP_COMPRESSION</a></div><div class="ttdeci">static const char *const GZIP_COMPRESSION</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00045">codec.h:45</a></div></div> |
| <div class="ttc" id="classimpala_1_1MemPool_html"><div class="ttname"><a href="classimpala_1_1MemPool.html">impala::MemPool</a></div><div class="ttdef"><b>Definition:</b> <a href="mem-pool_8h_source.html#l00077">mem-pool.h:77</a></div></div> |
| <div class="ttc" id="classimpala_1_1MemPool_html_af1e294b306d89312142774a70a380d09"><div class="ttname"><a href="classimpala_1_1MemPool.html#af1e294b306d89312142774a70a380d09">impala::MemPool::mem_tracker</a></div><div class="ttdeci">MemTracker * mem_tracker()</div><div class="ttdef"><b>Definition:</b> <a href="mem-pool_8h_source.html#l00151">mem-pool.h:151</a></div></div> |
| <div class="ttc" id="classimpala_1_1Lz4Decompressor_html"><div class="ttname"><a href="classimpala_1_1Lz4Decompressor.html">impala::Lz4Decompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="decompress_8h_source.html#l00091">decompress.h:91</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_ab105a8417870709e0636d503977ec02c"><div class="ttname"><a href="classimpala_1_1Codec.html#ab105a8417870709e0636d503977ec02c">impala::Codec::GetHadoopCodecClassName</a></div><div class="ttdeci">static Status GetHadoopCodecClassName(THdfsCompression::type, std::string *out_name)</div><div class="ttdoc">Returns the java class name for the given compression type. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00059">codec.cc:59</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a738cd6628de0972edef858907048f777"><div class="ttname"><a href="classimpala_1_1Codec.html#a738cd6628de0972edef858907048f777">impala::Codec::ProcessBlock</a></div><div class="ttdeci">virtual Status ProcessBlock(bool output_preallocated, int64_t input_length, const uint8_t *input, int64_t *output_length, uint8_t **output)=0</div><div class="ttdoc">Process a block of data, either compressing or decompressing it. </div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a87369178706252f34de2b729503ba266"><div class="ttname"><a href="classimpala_1_1Codec.html#a87369178706252f34de2b729503ba266">impala::Codec::SNAPPY_COMPRESSION</a></div><div class="ttdeci">static const char *const SNAPPY_COMPRESSION</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00047">codec.h:47</a></div></div> |
| <div class="ttc" id="classimpala_1_1GzipCompressor_html_aca61b923ec4e3f160549dbff7a9a8315ad0fd4eea420940d8bc32b90f8ef0ef5e"><div class="ttname"><a href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315ad0fd4eea420940d8bc32b90f8ef0ef5e">impala::GzipCompressor::GZIP</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00038">compress.h:38</a></div></div> |
| <div class="ttc" id="classimpala_1_1SnappyCompressor_html"><div class="ttname"><a href="classimpala_1_1SnappyCompressor.html">impala::SnappyCompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00098">compress.h:98</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a3d59e437b1f94ab1597d510af72a4939"><div class="ttname"><a href="classimpala_1_1Codec.html#a3d59e437b1f94ab1597d510af72a4939">impala::Codec::UNKNOWN_CODEC_ERROR</a></div><div class="ttdeci">static const char *const UNKNOWN_CODEC_ERROR</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00048">codec.h:48</a></div></div> |
| <div class="ttc" id="classimpala_1_1GzipCompressor_html_aca61b923ec4e3f160549dbff7a9a8315a9b3050b987d7101f38ea2f1328a15dc4"><div class="ttname"><a href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315a9b3050b987d7101f38ea2f1328a15dc4">impala::GzipCompressor::ZLIB</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00036">compress.h:36</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a31a2678b525670dcf33d35a359dcc839"><div class="ttname"><a href="classimpala_1_1Codec.html#a31a2678b525670dcf33d35a359dcc839">impala::Codec::ProcessBlock32</a></div><div class="ttdeci">Status ProcessBlock32(bool output_preallocated, int input_length, const uint8_t *input, int *output_length, uint8_t **output)</div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00181">codec.cc:181</a></div></div> |
| <div class="ttc" id="compiler-util_8h_html_a9acc330d508b9a3b775cfdf7ce405e7d"><div class="ttname"><a href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a></div><div class="ttdeci">#define UNLIKELY(expr)</div><div class="ttdef"><b>Definition:</b> <a href="compiler-util_8h_source.html#l00033">compiler-util.h:33</a></div></div> |
| <div class="ttc" id="classimpala_1_1GzipCompressor_html_aca61b923ec4e3f160549dbff7a9a8315a488645f7d868aa41b77a233f88afb79d"><div class="ttname"><a href="classimpala_1_1GzipCompressor.html#aca61b923ec4e3f160549dbff7a9a8315a488645f7d868aa41b77a233f88afb79d">impala::GzipCompressor::DEFLATE</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00037">compress.h:37</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html_a580565665ea944eb64f3f495b1bee1e0"><div class="ttname"><a href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">impala::Status::OK</a></div><div class="ttdeci">static const Status OK</div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00087">status.h:87</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a7ec5c623611416c9a873ea242d0d5035"><div class="ttname"><a href="classimpala_1_1Codec.html#a7ec5c623611416c9a873ea242d0d5035">impala::Codec::temp_memory_pool_</a></div><div class="ttdeci">boost::scoped_ptr< MemPool > temp_memory_pool_</div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00158">codec.h:158</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a26c0d38f6ee196ba8191b32e76765549"><div class="ttname"><a href="classimpala_1_1Codec.html#a26c0d38f6ee196ba8191b32e76765549">impala::Codec::CodecMap</a></div><div class="ttdeci">std::map< const std::string, const THdfsCompression::type > CodecMap</div><div class="ttdoc">Map from codec string to compression format. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00051">codec.h:51</a></div></div> |
| <div class="ttc" id="names_8h_html"><div class="ttname"><a href="names_8h.html">names.h</a></div></div> |
| <div class="ttc" id="codec_8cc_html_a630e6fc63f57f939c86bebba7a81accd"><div class="ttname"><a href="codec_8cc.html#a630e6fc63f57f939c86bebba7a81accd">NO_LZO_MSG</a></div><div class="ttdeci">const char *const NO_LZO_MSG</div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00040">codec.cc:40</a></div></div> |
| <div class="ttc" id="classimpala_1_1GzipDecompressor_html"><div class="ttname"><a href="classimpala_1_1GzipDecompressor.html">impala::GzipDecompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="decompress_8h_source.html#l00028">decompress.h:28</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a3b0c5338bc8103a6d257e62d0954e148"><div class="ttname"><a href="classimpala_1_1Codec.html#a3b0c5338bc8103a6d257e62d0954e148">impala::Codec::Close</a></div><div class="ttdeci">virtual void Close()</div><div class="ttdoc">Must be called on codec before destructor for final cleanup. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8cc_source.html#l00174">codec.cc:174</a></div></div> |
| <div class="ttc" id="classimpala_1_1GzipCompressor_html"><div class="ttname"><a href="classimpala_1_1GzipCompressor.html">impala::GzipCompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00032">compress.h:32</a></div></div> |
| <div class="ttc" id="classimpala_1_1Codec_html_a375ea0ba90166ebb055a3d0c9a8936c9"><div class="ttname"><a href="classimpala_1_1Codec.html#a375ea0ba90166ebb055a3d0c9a8936c9">impala::Codec::memory_pool_</a></div><div class="ttdeci">MemPool * memory_pool_</div><div class="ttdoc">Pool to allocate the buffer to hold transformed data. </div><div class="ttdef"><b>Definition:</b> <a href="codec_8h_source.html#l00154">codec.h:154</a></div></div> |
| <div class="ttc" id="classimpala_1_1SnappyBlockCompressor_html"><div class="ttname"><a href="classimpala_1_1SnappyBlockCompressor.html">impala::SnappyBlockCompressor</a></div><div class="ttdef"><b>Definition:</b> <a href="compress_8h_source.html#l00084">compress.h:84</a></div></div> |
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