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| <div class="title">AvroSchemaParser.java</div> </div> |
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| <a href="AvroSchemaParser_8java.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"><a class="line" href="namespacecom_1_1cloudera_1_1impala_1_1util.html"> 15</a></span> <span class="keyword">package </span>com.cloudera.impala.util;</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="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.BOOLEAN;</div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.DOUBLE;</div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.FLOAT;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.INT;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.LONG;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">import</span> <span class="keyword">static</span> org.apache.avro.Schema.Type.STRING;</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="keyword">import</span> java.util.Collections;</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">import</span> java.util.Hashtable;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">import</span> java.util.List;</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">import</span> java.util.Map;</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">import</span> org.apache.avro.Schema;</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">import</span> org.apache.avro.SchemaParseException;</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">import</span> org.codehaus.jackson.JsonNode;</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">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Column.html">com.cloudera.impala.catalog.Column</a>;</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ScalarType.html">com.cloudera.impala.catalog.ScalarType</a>;</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">com.cloudera.impala.catalog.Type</a>;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">import</span> com.google.common.base.Preconditions;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">import</span> com.google.common.collect.Lists;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div> |
| <div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html"> 44</a></span> <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html">AvroSchemaParser</a> {</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// Map of Avro to Impala primitive types.</span></div> |
| <div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a3ce1bd691489d0b2fe968b6dfc309128"> 46</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> <span class="keyword">final</span> Map<Schema.Type, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a>> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a3ce1bd691489d0b2fe968b6dfc309128">avroToImpalaPrimitiveTypeMap_</a>;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">static</span> {</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  Map<Schema.Type, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a>> typeMap = <span class="keyword">new</span> Hashtable<Schema.Type, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a>>();</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  typeMap.put(STRING, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a20128254897643f1f2a8bf575ffd8c41">Type.STRING</a>);</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  typeMap.put(INT, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aeda0ea0ab3d4d62510569d3593712868">Type.INT</a>);</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  typeMap.put(BOOLEAN, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a37db9c01d07455b2b47d3fa9b678e661">Type.BOOLEAN</a>);</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  typeMap.put(LONG, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aac9963d35d8ba3e584476c5a37fe131a">Type.BIGINT</a>);</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  typeMap.put(FLOAT, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a62ab44d9cf969ffc88233d1e5c5edaef">Type.FLOAT</a>);</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  typeMap.put(DOUBLE, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aedaa1af197fe5c159cc8b19239d018c1">Type.DOUBLE</a>);</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a3ce1bd691489d0b2fe968b6dfc309128">avroToImpalaPrimitiveTypeMap_</a> = Collections.unmodifiableMap(typeMap);</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  }</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div> |
| <div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aac8c4bedd1562defda839f72fa0279fa"> 65</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> List<Column> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aac8c4bedd1562defda839f72fa0279fa">parse</a>(String schemaStr) <span class="keywordflow">throws</span> SchemaParseException {</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  Schema.Parser avroSchemaParser = <span class="keyword">new</span> Schema.Parser();</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  Schema schema = avroSchemaParser.parse(schemaStr);</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">if</span> (!schema.getType().equals(Schema.Type.RECORD)) {</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> UnsupportedOperationException(<span class="stringliteral">"Schema for table must be of type "</span> +</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="stringliteral">"RECORD. Received type: "</span> + schema.getType());</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  List<Column> cols = Lists.newArrayList();</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < schema.getFields().size(); ++i) {</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  Schema.Field field = schema.getFields().<span class="keyword">get</span>(i);</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  cols.add(<span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Column.html">Column</a>(field.name(), <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#af2c5b9ba51f4119a2f8f1cc090370eab">getTypeInfo</a>(field.schema(), field.name()), i));</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>  <span class="keywordflow">return</span> cols;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div> |
| <div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#af2c5b9ba51f4119a2f8f1cc090370eab"> 84</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#af2c5b9ba51f4119a2f8f1cc090370eab">getTypeInfo</a>(Schema schema, String colName) {</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// Avro requires NULLable types to be defined as unions of some type T</span></div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// and NULL. This is annoying and we're going to hide it from the user.</span></div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#ae974705a98fa330006b7b0e78a74ddbf">isNullableType</a>(schema)) {</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#af2c5b9ba51f4119a2f8f1cc090370eab">getTypeInfo</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a96d6b1ff840e6a52fc7b357be7214def">getColumnType</a>(schema), colName);</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  Schema.Type type = schema.getType();</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a3ce1bd691489d0b2fe968b6dfc309128">avroToImpalaPrimitiveTypeMap_</a>.containsKey(type)) {</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">return</span> avroToImpalaPrimitiveTypeMap_.get(type);</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">switch</span>(type) {</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">case</span> BYTES:</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// Decimal is stored in Avro as a BYTE.</span></div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> decimalType = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aa1cbcfe6eb84b4ac73c39dcbb47c52da">getDecimalType</a>(schema);</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (decimalType != null) <span class="keywordflow">return</span> decimalType;</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">case</span> RECORD:</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">case</span> MAP:</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">case</span> ARRAY:</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">case</span> UNION:</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">case</span> ENUM:</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">case</span> FIXED:</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">case</span> NULL:</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">default</span>: {</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> UnsupportedOperationException(String.format(</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="stringliteral">"Unsupported type '%s' of column '%s'"</span>, type.getName(), colName));</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</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="l00118"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#ae974705a98fa330006b7b0e78a74ddbf"> 118</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#ae974705a98fa330006b7b0e78a74ddbf">isNullableType</a>(Schema schema) {</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// [null, null] not allowed, so this check is ok.</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">return</span> schema.getType().equals(Schema.Type.UNION) && schema.getTypes().size() == 2 &&</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  (schema.getTypes().<span class="keyword">get</span>(0).getType().equals(Schema.Type.NULL) ||</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  schema.getTypes().<span class="keyword">get</span>(1).getType().equals(Schema.Type.NULL));</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="l00129"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a96d6b1ff840e6a52fc7b357be7214def"> 129</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> Schema <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a96d6b1ff840e6a52fc7b357be7214def">getColumnType</a>(Schema schema) {</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  List<Schema> types = schema.getTypes();</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> types.get(0).getType().equals(Schema.Type.NULL) ? types.get(1) : types.get(0);</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div> |
| <div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aa1cbcfe6eb84b4ac73c39dcbb47c52da"> 143</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">Type</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aa1cbcfe6eb84b4ac73c39dcbb47c52da">getDecimalType</a>(Schema schema) {</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  Preconditions.checkState(schema.getType() == Schema.Type.BYTES);</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  String logicalType = schema.getProp(<span class="stringliteral">"logicalType"</span>);</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (logicalType != null && logicalType.equalsIgnoreCase(<span class="stringliteral">"decimal"</span>)) {</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// Parse the scale/precision of the decimal type.</span></div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  Integer scale = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a75db883d16263afc05319a60c78f6ebd">getDecimalProp</a>(schema, <span class="stringliteral">"scale"</span>);</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// The Avro spec states that scale should default to zero if not set.</span></div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> (scale == null) scale = 0;</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// Precision is a required property according to the Avro spec.</span></div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  Integer precision = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a75db883d16263afc05319a60c78f6ebd">getDecimalProp</a>(schema, <span class="stringliteral">"precision"</span>);</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span> (precision == null) {</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> SchemaParseException(</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="stringliteral">"No 'precision' property specified for 'decimal' logicalType"</span>);</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  }</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> ScalarType.createDecimalType(precision, scale);</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>  <span class="keywordflow">return</span> null;</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div> |
| <div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a75db883d16263afc05319a60c78f6ebd"> 169</a></span>  <span class="keyword">private</span> <span class="keyword">static</span> Integer <a class="code" href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a75db883d16263afc05319a60c78f6ebd">getDecimalProp</a>(Schema schema, String propName)</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">throws</span> SchemaParseException {</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  JsonNode node = schema.getJsonProp(propName);</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">if</span> (node == null) <span class="keywordflow">return</span> null;</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">int</span> propValue = node.getValueAsInt(-1);</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (propValue < 0) {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> SchemaParseException(String.format(<span class="stringliteral">"Invalid decimal '%s' "</span> +</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="stringliteral">"property value: %s"</span>, propName, node.getValueAsText()));</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> propValue;</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="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_aac9963d35d8ba3e584476c5a37fe131a"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aac9963d35d8ba3e584476c5a37fe131a">com.cloudera.impala.catalog.Type.BIGINT</a></div><div class="ttdeci">static final ScalarType BIGINT</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00050">Type.java:50</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html">com.cloudera.impala.catalog.Type</a></div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00042">Type.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Column_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Column.html">com.cloudera.impala.catalog.Column</a></div><div class="ttdef"><b>Definition:</b> <a href="Column_8java_source.html#l00030">Column.java:30</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_a20128254897643f1f2a8bf575ffd8c41"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a20128254897643f1f2a8bf575ffd8c41">com.cloudera.impala.catalog.Type.STRING</a></div><div class="ttdeci">static final ScalarType STRING</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00053">Type.java:53</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_a3ce1bd691489d0b2fe968b6dfc309128"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a3ce1bd691489d0b2fe968b6dfc309128">com.cloudera.impala.util.AvroSchemaParser.avroToImpalaPrimitiveTypeMap_</a></div><div class="ttdeci">static final Map< Schema.Type, Type > avroToImpalaPrimitiveTypeMap_</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00046">AvroSchemaParser.java:46</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_a37db9c01d07455b2b47d3fa9b678e661"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a37db9c01d07455b2b47d3fa9b678e661">com.cloudera.impala.catalog.Type.BOOLEAN</a></div><div class="ttdeci">static final ScalarType BOOLEAN</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00046">Type.java:46</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_a96d6b1ff840e6a52fc7b357be7214def"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a96d6b1ff840e6a52fc7b357be7214def">com.cloudera.impala.util.AvroSchemaParser.getColumnType</a></div><div class="ttdeci">static Schema getColumnType(Schema schema)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00129">AvroSchemaParser.java:129</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_a62ab44d9cf969ffc88233d1e5c5edaef"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#a62ab44d9cf969ffc88233d1e5c5edaef">com.cloudera.impala.catalog.Type.FLOAT</a></div><div class="ttdeci">static final ScalarType FLOAT</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00051">Type.java:51</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_aedaa1af197fe5c159cc8b19239d018c1"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aedaa1af197fe5c159cc8b19239d018c1">com.cloudera.impala.catalog.Type.DOUBLE</a></div><div class="ttdeci">static final ScalarType DOUBLE</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00052">Type.java:52</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type_html_aeda0ea0ab3d4d62510569d3593712868"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1Type.html#aeda0ea0ab3d4d62510569d3593712868">com.cloudera.impala.catalog.Type.INT</a></div><div class="ttdeci">static final ScalarType INT</div><div class="ttdef"><b>Definition:</b> <a href="Type_8java_source.html#l00049">Type.java:49</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_af2c5b9ba51f4119a2f8f1cc090370eab"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#af2c5b9ba51f4119a2f8f1cc090370eab">com.cloudera.impala.util.AvroSchemaParser.getTypeInfo</a></div><div class="ttdeci">static Type getTypeInfo(Schema schema, String colName)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00084">AvroSchemaParser.java:84</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_a75db883d16263afc05319a60c78f6ebd"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#a75db883d16263afc05319a60c78f6ebd">com.cloudera.impala.util.AvroSchemaParser.getDecimalProp</a></div><div class="ttdeci">static Integer getDecimalProp(Schema schema, String propName)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00169">AvroSchemaParser.java:169</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_ae974705a98fa330006b7b0e78a74ddbf"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#ae974705a98fa330006b7b0e78a74ddbf">com.cloudera.impala.util.AvroSchemaParser.isNullableType</a></div><div class="ttdeci">static boolean isNullableType(Schema schema)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00118">AvroSchemaParser.java:118</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html">com.cloudera.impala.util.AvroSchemaParser</a></div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00044">AvroSchemaParser.java:44</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ScalarType_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1catalog_1_1ScalarType.html">com.cloudera.impala.catalog.ScalarType</a></div><div class="ttdef"><b>Definition:</b> <a href="ScalarType_8java_source.html#l00034">ScalarType.java:34</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_aac8c4bedd1562defda839f72fa0279fa"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aac8c4bedd1562defda839f72fa0279fa">com.cloudera.impala.util.AvroSchemaParser.parse</a></div><div class="ttdeci">static List< Column > parse(String schemaStr)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00065">AvroSchemaParser.java:65</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser_html_aa1cbcfe6eb84b4ac73c39dcbb47c52da"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1util_1_1AvroSchemaParser.html#aa1cbcfe6eb84b4ac73c39dcbb47c52da">com.cloudera.impala.util.AvroSchemaParser.getDecimalType</a></div><div class="ttdeci">static Type getDecimalType(Schema schema)</div><div class="ttdef"><b>Definition:</b> <a href="AvroSchemaParser_8java_source.html#l00143">AvroSchemaParser.java:143</a></div></div> |
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