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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.regionserver.HStoreFile.BLOOM_FILTER_PARAM_KEY;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.regionserver.HStoreFile.BLOOM_FILTER_TYPE_KEY;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.regionserver.HStoreFile.DELETE_FAMILY_COUNT;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.apache.hadoop.hbase.regionserver.HStoreFile.LAST_BLOOM_KEY;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import com.google.errorprone.annotations.RestrictedApi;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.io.DataInput;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.io.IOException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Map;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Optional;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.SortedSet;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.conf.Configuration;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.Cell;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HConstants;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.PrivateCellUtil;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.io.TimeRange;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.io.hfile.BlockType;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.io.hfile.BloomFilterMetrics;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.io.hfile.HFileBlock;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.io.hfile.HFileInfo;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.io.hfile.HFileScanner;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.io.hfile.ReaderContext;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.io.hfile.ReaderContext.ReaderType;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.nio.ByteBuff;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.BloomFilter;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.BloomFilterFactory;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.slf4j.Logger;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.slf4j.LoggerFactory;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span>/**<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * Reader for a StoreFile.<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> */<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.PHOENIX)<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>@InterfaceStability.Evolving<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>public class StoreFileReader {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private static final Logger LOG = LoggerFactory.getLogger(StoreFileReader.class.getName());<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> protected BloomFilter generalBloomFilter = null;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> protected BloomFilter deleteFamilyBloomFilter = null;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private BloomFilterMetrics bloomFilterMetrics = null;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> protected BloomType bloomFilterType;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private final HFile.Reader reader;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> protected long sequenceID = -1;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> protected TimeRange timeRange = null;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private byte[] lastBloomKey;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private long deleteFamilyCnt = -1;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private boolean bulkLoadResult = false;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private KeyValue.KeyOnlyKeyValue lastBloomKeyOnlyKV = null;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private boolean skipResetSeqId = true;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private int prefixLength = -1;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> protected Configuration conf;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> /**<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * All {@link StoreFileReader} for the same StoreFile will share the<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * {@link StoreFileInfo#refCount}. Counter that is incremented every time a scanner is created on<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * the store file. It is decremented when the scan on the store file is done.<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> */<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private final StoreFileInfo storeFileInfo;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> private final ReaderContext context;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> private StoreFileReader(HFile.Reader reader, StoreFileInfo storeFileInfo, ReaderContext context,<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> Configuration conf) {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> this.reader = reader;<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> bloomFilterType = BloomType.NONE;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> this.storeFileInfo = storeFileInfo;<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> this.context = context;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> this.conf = conf;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> public StoreFileReader(ReaderContext context, HFileInfo fileInfo, CacheConfig cacheConf,<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> StoreFileInfo storeFileInfo, Configuration conf) throws IOException {<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> this(HFile.createReader(context, fileInfo, cacheConf, conf), storeFileInfo, context, conf);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> }<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> void copyFields(StoreFileReader storeFileReader) throws IOException {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> this.generalBloomFilter = storeFileReader.generalBloomFilter;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> this.deleteFamilyBloomFilter = storeFileReader.deleteFamilyBloomFilter;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> this.bloomFilterType = storeFileReader.bloomFilterType;<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> this.bloomFilterMetrics = storeFileReader.bloomFilterMetrics;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> this.sequenceID = storeFileReader.sequenceID;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> this.timeRange = storeFileReader.timeRange;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> this.lastBloomKey = storeFileReader.lastBloomKey;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> this.bulkLoadResult = storeFileReader.bulkLoadResult;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> this.lastBloomKeyOnlyKV = storeFileReader.lastBloomKeyOnlyKV;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> this.skipResetSeqId = storeFileReader.skipResetSeqId;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> this.prefixLength = storeFileReader.prefixLength;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> public boolean isPrimaryReplicaReader() {<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> return reader.isPrimaryReplicaReader();<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> }<a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> /**<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> * ONLY USE DEFAULT CONSTRUCTOR FOR UNIT TESTS<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> */<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> @InterfaceAudience.Private<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> StoreFileReader() {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> this.storeFileInfo = null;<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> this.reader = null;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> this.context = null;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> public CellComparator getComparator() {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> return reader.getComparator();<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> /**<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * Get a scanner to scan over this StoreFile.<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> * @param cacheBlocks should this scanner cache blocks?<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * @param pread use pread (for highly concurrent small readers)<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> * @param isCompaction is scanner being used for compaction?<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> * @param scannerOrder Order of this scanner relative to other scanners. See<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> * {@link KeyValueScanner#getScannerOrder()}.<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> * @param canOptimizeForNonNullColumn {@code true} if we can make sure there is no null column,<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> * otherwise {@code false}. This is a hint for optimization.<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> * @return a scanner<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> */<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> public StoreFileScanner getStoreFileScanner(boolean cacheBlocks, boolean pread,<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> boolean isCompaction, long readPt, long scannerOrder, boolean canOptimizeForNonNullColumn) {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> return new StoreFileScanner(this, getScanner(cacheBlocks, pread, isCompaction), !isCompaction,<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> reader.hasMVCCInfo(), readPt, scannerOrder, canOptimizeForNonNullColumn,<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> reader.getDataBlockEncoding() == DataBlockEncoding.ROW_INDEX_V1);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> }<a name="line.152"></a> |
| <span class="sourceLineNo">153</span><a name="line.153"></a> |
| <span class="sourceLineNo">154</span> /**<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * Return the ref count associated with the reader whenever a scanner associated with the reader<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * is opened.<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> */<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> int getRefCount() {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> return storeFileInfo.getRefCount();<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> }<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> /**<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> * Indicate that the scanner has started reading with this reader. We need to increment the ref<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> * count so reader is not close until some object is holding the lock<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> */<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> void incrementRefCount() {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> storeFileInfo.increaseRefCount();<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> }<a name="line.168"></a> |
| <span class="sourceLineNo">169</span><a name="line.169"></a> |
| <span class="sourceLineNo">170</span> /**<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> * Indicate that the scanner has finished reading with this reader. We need to decrement the ref<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> * count, and also, if this is not the common pread reader, we should close it.<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> */<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> void readCompleted() {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> storeFileInfo.decreaseRefCount();<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> if (context.getReaderType() == ReaderType.STREAM) {<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> try {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> reader.close(false);<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> } catch (IOException e) {<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> LOG.warn("failed to close stream reader", e);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> }<a name="line.183"></a> |
| <span class="sourceLineNo">184</span><a name="line.184"></a> |
| <span class="sourceLineNo">185</span> /**<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> * Will be overridden in HalfStoreFileReader<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> */<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> protected HFileScanner getScanner(boolean cacheBlocks, boolean pread, boolean isCompaction) {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> return reader.getScanner(conf, cacheBlocks, pread, isCompaction);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> }<a name="line.190"></a> |
| <span class="sourceLineNo">191</span><a name="line.191"></a> |
| <span class="sourceLineNo">192</span> public void close(boolean evictOnClose) throws IOException {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> reader.close(evictOnClose);<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span><a name="line.195"></a> |
| <span class="sourceLineNo">196</span> /**<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> * Check if this storeFile may contain keys within the TimeRange that have not expired (i.e. not<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> * older than oldestUnexpiredTS).<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> * @param tr the timeRange to restrict<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> * @param oldestUnexpiredTS the oldest timestamp that is not expired, as determined by the column<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> * family's TTL<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> * @return false if queried keys definitely don't exist in this StoreFile<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> */<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> boolean passesTimerangeFilter(TimeRange tr, long oldestUnexpiredTS) {<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> return this.timeRange == null<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> ? true<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> : this.timeRange.includesTimeRange(tr) && this.timeRange.getMax() >= oldestUnexpiredTS;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> }<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> /**<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> * Checks whether the given scan passes the Bloom filter (if present). Only checks Bloom filters<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> * for single-row or single-row-column scans. Bloom filter checking for multi-gets is implemented<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> * as part of the store scanner system (see {@link StoreFileScanner#seek(Cell)} and uses the<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> * lower-level API {@link #passesGeneralRowBloomFilter(byte[], int, int)} and<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> * {@link #passesGeneralRowColBloomFilter(Cell)}.<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> * @param scan the scan specification. Used to determine the row, and to check whether this is<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> * a single-row ("get") scan.<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> * @param columns the set of columns. Only used for row-column Bloom filters.<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> * @return true if the scan with the given column set passes the Bloom filter, or if the Bloom<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * filter is not applicable for the scan. False if the Bloom filter is applicable and the<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * scan fails it.<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> */<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> boolean passesBloomFilter(Scan scan, final SortedSet<byte[]> columns) {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> byte[] row = scan.getStartRow();<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> switch (this.bloomFilterType) {<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> case ROW:<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> if (!scan.isGetScan()) {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> return true;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> }<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> return passesGeneralRowBloomFilter(row, 0, row.length);<a name="line.230"></a> |
| <span class="sourceLineNo">231</span><a name="line.231"></a> |
| <span class="sourceLineNo">232</span> case ROWCOL:<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> if (!scan.isGetScan()) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> return true;<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> if (columns != null && columns.size() == 1) {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> byte[] column = columns.first();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> // create the required fake key<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> Cell kvKey = PrivateCellUtil.createFirstOnRow(row, HConstants.EMPTY_BYTE_ARRAY, column);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> return passesGeneralRowColBloomFilter(kvKey);<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> // For multi-column queries the Bloom filter is checked from the<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> // seekExact operation.<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> return true;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> case ROWPREFIX_FIXED_LENGTH:<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> return passesGeneralRowPrefixBloomFilter(scan);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> default:<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> if (scan.isGetScan()) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> bloomFilterMetrics.incrementEligible();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> return true;<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> }<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> public boolean passesDeleteFamilyBloomFilter(byte[] row, int rowOffset, int rowLen) {<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> // Cache Bloom filter as a local variable in case it is set to null by<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> // another thread on an IO error.<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> BloomFilter bloomFilter = this.deleteFamilyBloomFilter;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> // Empty file or there is no delete family at all<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> if (reader.getTrailer().getEntryCount() == 0 || deleteFamilyCnt == 0) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> return false;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> if (bloomFilter == null) {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> return true;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span><a name="line.269"></a> |
| <span class="sourceLineNo">270</span> try {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> if (!bloomFilter.supportsAutoLoading()) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> return true;<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> return bloomFilter.contains(row, rowOffset, rowLen, null);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> } catch (IllegalArgumentException e) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> LOG.error("Bad Delete Family bloom filter data -- proceeding without", e);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> setDeleteFamilyBloomFilterFaulty();<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> }<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> return true;<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> }<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> /**<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> * A method for checking Bloom filters. Called directly from StoreFileScanner in case of a<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> * multi-column query.<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> * @return True if passes<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> */<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> private boolean passesGeneralRowBloomFilter(byte[] row, int rowOffset, int rowLen) {<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> BloomFilter bloomFilter = this.generalBloomFilter;<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> if (bloomFilter == null) {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> bloomFilterMetrics.incrementEligible();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> return true;<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> }<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> // Used in ROW bloom<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> byte[] key = null;<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> if (rowOffset != 0 || rowLen != row.length) {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> throw new AssertionError("For row-only Bloom filters the row must occupy the whole array");<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> key = row;<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> return checkGeneralBloomFilter(key, null, bloomFilter);<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> /**<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> * A method for checking Bloom filters. Called directly from StoreFileScanner in case of a<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> * multi-column query. the cell to check if present in BloomFilter<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> * @return True if passes<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> */<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> public boolean passesGeneralRowColBloomFilter(Cell cell) {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> BloomFilter bloomFilter = this.generalBloomFilter;<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> if (bloomFilter == null) {<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> bloomFilterMetrics.incrementEligible();<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> return true;<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> }<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> // Used in ROW_COL bloom<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> Cell kvKey = null;<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> // Already if the incoming key is a fake rowcol key then use it as it is<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> if (cell.getTypeByte() == KeyValue.Type.Maximum.getCode() && cell.getFamilyLength() == 0) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> kvKey = cell;<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> } else {<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> kvKey = PrivateCellUtil.createFirstOnRowCol(cell);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> }<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> return checkGeneralBloomFilter(null, kvKey, bloomFilter);<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span><a name="line.325"></a> |
| <span class="sourceLineNo">326</span> /**<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> * A method for checking Bloom filters. Called directly from StoreFileScanner in case of a<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> * multi-column query.<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> * @return True if passes<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> */<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> private boolean passesGeneralRowPrefixBloomFilter(Scan scan) {<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> BloomFilter bloomFilter = this.generalBloomFilter;<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> if (bloomFilter == null) {<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> bloomFilterMetrics.incrementEligible();<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> return true;<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> }<a name="line.336"></a> |
| <span class="sourceLineNo">337</span><a name="line.337"></a> |
| <span class="sourceLineNo">338</span> byte[] row = scan.getStartRow();<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> byte[] rowPrefix;<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> if (scan.isGetScan()) {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> rowPrefix = Bytes.copy(row, 0, Math.min(prefixLength, row.length));<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> } else {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // For non-get scans<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> // Find out the common prefix of startRow and stopRow.<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> int commonLength = Bytes.findCommonPrefix(scan.getStartRow(), scan.getStopRow(),<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> scan.getStartRow().length, scan.getStopRow().length, 0, 0);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> // startRow and stopRow don't have the common prefix.<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> // Or the common prefix length is less than prefixLength<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> if (commonLength <= 0 || commonLength < prefixLength) {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> return true;<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> }<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> rowPrefix = Bytes.copy(row, 0, prefixLength);<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> }<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> return checkGeneralBloomFilter(rowPrefix, null, bloomFilter);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> }<a name="line.355"></a> |
| <span class="sourceLineNo">356</span><a name="line.356"></a> |
| <span class="sourceLineNo">357</span> private boolean checkGeneralBloomFilter(byte[] key, Cell kvKey, BloomFilter bloomFilter) {<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> // Empty file<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> if (reader.getTrailer().getEntryCount() == 0) {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> return false;<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> }<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> HFileBlock bloomBlock = null;<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> try {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> boolean shouldCheckBloom;<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> ByteBuff bloom;<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> if (bloomFilter.supportsAutoLoading()) {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> bloom = null;<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> shouldCheckBloom = true;<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> } else {<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> bloomBlock = reader.getMetaBlock(HFile.BLOOM_FILTER_DATA_KEY, true);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> bloom = bloomBlock.getBufferWithoutHeader();<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> shouldCheckBloom = bloom != null;<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> }<a name="line.373"></a> |
| <span class="sourceLineNo">374</span><a name="line.374"></a> |
| <span class="sourceLineNo">375</span> if (shouldCheckBloom) {<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> boolean exists;<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> // Whether the primary Bloom key is greater than the last Bloom key<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> // from the file info. For row-column Bloom filters this is not yet<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> // a sufficient condition to return false.<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> boolean keyIsAfterLast = (lastBloomKey != null);<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> // hbase:meta does not have blooms. So we need not have special interpretation<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> // of the hbase:meta cells. We can safely use Bytes.BYTES_RAWCOMPARATOR for ROW Bloom<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> if (keyIsAfterLast) {<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> if (bloomFilterType == BloomType.ROWCOL) {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> keyIsAfterLast = (getComparator().compare(kvKey, lastBloomKeyOnlyKV)) > 0;<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> } else {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> keyIsAfterLast = (Bytes.BYTES_RAWCOMPARATOR.compare(key, lastBloomKey) > 0);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> }<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> }<a name="line.390"></a> |
| <span class="sourceLineNo">391</span><a name="line.391"></a> |
| <span class="sourceLineNo">392</span> if (bloomFilterType == BloomType.ROWCOL) {<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> // Since a Row Delete is essentially a DeleteFamily applied to all<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> // columns, a file might be skipped if using row+col Bloom filter.<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> // In order to ensure this file is included an additional check is<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> // required looking only for a row bloom.<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> Cell rowBloomKey = PrivateCellUtil.createFirstOnRow(kvKey);<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> // hbase:meta does not have blooms. So we need not have special interpretation<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> // of the hbase:meta cells. We can safely use Bytes.BYTES_RAWCOMPARATOR for ROW Bloom<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> if (keyIsAfterLast && (getComparator().compare(rowBloomKey, lastBloomKeyOnlyKV)) > 0) {<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> exists = false;<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> } else {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> exists = bloomFilter.contains(kvKey, bloom, BloomType.ROWCOL)<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> || bloomFilter.contains(rowBloomKey, bloom, BloomType.ROWCOL);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> } else {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> exists = !keyIsAfterLast && bloomFilter.contains(key, 0, key.length, bloom);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> }<a name="line.408"></a> |
| <span class="sourceLineNo">409</span><a name="line.409"></a> |
| <span class="sourceLineNo">410</span> return exists;<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> }<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> } catch (IOException e) {<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> LOG.error("Error reading bloom filter data -- proceeding without", e);<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> setGeneralBloomFilterFaulty();<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> } catch (IllegalArgumentException e) {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> LOG.error("Bad bloom filter data -- proceeding without", e);<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> setGeneralBloomFilterFaulty();<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> } finally {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> // Release the bloom block so that its ref count can be decremented.<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> if (bloomBlock != null) {<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> bloomBlock.release();<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> }<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> return true;<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span><a name="line.426"></a> |
| <span class="sourceLineNo">427</span> /**<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> * Checks whether the given scan rowkey range overlaps with the current storefile's<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> * @param scan the scan specification. Used to determine the rowkey range.<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> * @return true if there is overlap, false otherwise<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> */<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> public boolean passesKeyRangeFilter(Scan scan) {<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> Optional<Cell> firstKeyKV = this.getFirstKey();<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> Optional<Cell> lastKeyKV = this.getLastKey();<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> if (!firstKeyKV.isPresent() || !lastKeyKV.isPresent()) {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> // the file is empty<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> return false;<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> if (<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> Bytes.equals(scan.getStartRow(), HConstants.EMPTY_START_ROW)<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> && Bytes.equals(scan.getStopRow(), HConstants.EMPTY_END_ROW)<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> ) {<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> return true;<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> }<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> byte[] smallestScanRow = scan.isReversed() ? scan.getStopRow() : scan.getStartRow();<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> byte[] largestScanRow = scan.isReversed() ? scan.getStartRow() : scan.getStopRow();<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> boolean nonOverLapping =<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> (getComparator().compareRows(firstKeyKV.get(), largestScanRow, 0, largestScanRow.length) > 0<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> && !Bytes.equals(scan.isReversed() ? scan.getStartRow() : scan.getStopRow(),<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> HConstants.EMPTY_END_ROW))<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> || getComparator().compareRows(lastKeyKV.get(), smallestScanRow, 0, smallestScanRow.length)<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> < 0;<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> return !nonOverLapping;<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> }<a name="line.454"></a> |
| <span class="sourceLineNo">455</span><a name="line.455"></a> |
| <span class="sourceLineNo">456</span> public Map<byte[], byte[]> loadFileInfo() throws IOException {<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> Map<byte[], byte[]> fi = reader.getHFileInfo();<a name="line.457"></a> |
| <span class="sourceLineNo">458</span><a name="line.458"></a> |
| <span class="sourceLineNo">459</span> byte[] b = fi.get(BLOOM_FILTER_TYPE_KEY);<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> if (b != null) {<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> bloomFilterType = BloomType.valueOf(Bytes.toString(b));<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> }<a name="line.462"></a> |
| <span class="sourceLineNo">463</span><a name="line.463"></a> |
| <span class="sourceLineNo">464</span> byte[] p = fi.get(BLOOM_FILTER_PARAM_KEY);<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> if (bloomFilterType == BloomType.ROWPREFIX_FIXED_LENGTH) {<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> prefixLength = Bytes.toInt(p);<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> }<a name="line.467"></a> |
| <span class="sourceLineNo">468</span><a name="line.468"></a> |
| <span class="sourceLineNo">469</span> lastBloomKey = fi.get(LAST_BLOOM_KEY);<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> if (bloomFilterType == BloomType.ROWCOL) {<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> lastBloomKeyOnlyKV = new KeyValue.KeyOnlyKeyValue(lastBloomKey, 0, lastBloomKey.length);<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> }<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> byte[] cnt = fi.get(DELETE_FAMILY_COUNT);<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> if (cnt != null) {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> deleteFamilyCnt = Bytes.toLong(cnt);<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> }<a name="line.476"></a> |
| <span class="sourceLineNo">477</span><a name="line.477"></a> |
| <span class="sourceLineNo">478</span> return fi;<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> }<a name="line.479"></a> |
| <span class="sourceLineNo">480</span><a name="line.480"></a> |
| <span class="sourceLineNo">481</span> @RestrictedApi(explanation = "Should only be called in tests", link = "",<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> allowedOnPath = ".*/src/test/.*")<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> void loadBloomfilter() {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> this.loadBloomfilter(BlockType.GENERAL_BLOOM_META, null);<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> this.loadBloomfilter(BlockType.DELETE_FAMILY_BLOOM_META, null);<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> }<a name="line.486"></a> |
| <span class="sourceLineNo">487</span><a name="line.487"></a> |
| <span class="sourceLineNo">488</span> public void loadBloomfilter(BlockType blockType, BloomFilterMetrics metrics) {<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> try {<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> this.bloomFilterMetrics = metrics;<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> if (blockType == BlockType.GENERAL_BLOOM_META) {<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> if (this.generalBloomFilter != null) return; // Bloom has been loaded<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> DataInput bloomMeta = reader.getGeneralBloomFilterMetadata();<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> if (bloomMeta != null) {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> // sanity check for NONE Bloom filter<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> if (bloomFilterType == BloomType.NONE) {<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> throw new IOException("valid bloom filter type not found in FileInfo");<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> } else {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> generalBloomFilter = BloomFilterFactory.createFromMeta(bloomMeta, reader, metrics);<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> if (LOG.isTraceEnabled()) {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> LOG.trace("Loaded " + bloomFilterType.toString() + " "<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> + generalBloomFilter.getClass().getSimpleName() + " metadata for "<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> + reader.getName());<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> }<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> }<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> }<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> } else if (blockType == BlockType.DELETE_FAMILY_BLOOM_META) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> if (this.deleteFamilyBloomFilter != null) return; // Bloom has been loaded<a name="line.509"></a> |
| <span class="sourceLineNo">510</span><a name="line.510"></a> |
| <span class="sourceLineNo">511</span> DataInput bloomMeta = reader.getDeleteBloomFilterMetadata();<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> if (bloomMeta != null) {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> // don't pass in metrics for the delete family bloom for now since the<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> // goal is to give users insight into blooms _they_ configured.<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> deleteFamilyBloomFilter = BloomFilterFactory.createFromMeta(bloomMeta, reader, null);<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> LOG.info(<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> "Loaded Delete Family Bloom (" + deleteFamilyBloomFilter.getClass().getSimpleName()<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> + ") metadata for " + reader.getName());<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> } else {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> throw new RuntimeException(<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> "Block Type: " + blockType.toString() + "is not supported for Bloom filter");<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> }<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> } catch (IOException e) {<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> LOG.error("Error reading bloom filter meta for " + blockType + " -- proceeding without", e);<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> setBloomFilterFaulty(blockType);<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> } catch (IllegalArgumentException e) {<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> LOG.error("Bad bloom filter meta " + blockType + " -- proceeding without", e);<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> setBloomFilterFaulty(blockType);<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> }<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> }<a name="line.531"></a> |
| <span class="sourceLineNo">532</span><a name="line.532"></a> |
| <span class="sourceLineNo">533</span> @RestrictedApi(explanation = "Should only be called in tests", link = "",<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> allowedOnPath = ".*/StoreFileReader.java|.*/src/test/.*")<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> void setBloomFilterFaulty(BlockType blockType) {<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> if (blockType == BlockType.GENERAL_BLOOM_META) {<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> setGeneralBloomFilterFaulty();<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> } else if (blockType == BlockType.DELETE_FAMILY_BLOOM_META) {<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> setDeleteFamilyBloomFilterFaulty();<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> }<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> }<a name="line.541"></a> |
| <span class="sourceLineNo">542</span><a name="line.542"></a> |
| <span class="sourceLineNo">543</span> /**<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> * The number of Bloom filter entries in this store file, or an estimate thereof, if the Bloom<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> * filter is not loaded. This always returns an upper bound of the number of Bloom filter entries.<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> * @return an estimate of the number of Bloom filter entries in this file<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> */<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> public long getFilterEntries() {<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> return generalBloomFilter != null ? generalBloomFilter.getKeyCount() : reader.getEntries();<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> }<a name="line.550"></a> |
| <span class="sourceLineNo">551</span><a name="line.551"></a> |
| <span class="sourceLineNo">552</span> private void setGeneralBloomFilterFaulty() {<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> generalBloomFilter = null;<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> }<a name="line.554"></a> |
| <span class="sourceLineNo">555</span><a name="line.555"></a> |
| <span class="sourceLineNo">556</span> private void setDeleteFamilyBloomFilterFaulty() {<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> this.deleteFamilyBloomFilter = null;<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> }<a name="line.558"></a> |
| <span class="sourceLineNo">559</span><a name="line.559"></a> |
| <span class="sourceLineNo">560</span> public Optional<Cell> getLastKey() {<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> return reader.getLastKey();<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> }<a name="line.562"></a> |
| <span class="sourceLineNo">563</span><a name="line.563"></a> |
| <span class="sourceLineNo">564</span> public Optional<byte[]> getLastRowKey() {<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> return reader.getLastRowKey();<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> }<a name="line.566"></a> |
| <span class="sourceLineNo">567</span><a name="line.567"></a> |
| <span class="sourceLineNo">568</span> public Optional<Cell> midKey() throws IOException {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> return reader.midKey();<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> }<a name="line.570"></a> |
| <span class="sourceLineNo">571</span><a name="line.571"></a> |
| <span class="sourceLineNo">572</span> public long length() {<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> return reader.length();<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> }<a name="line.574"></a> |
| <span class="sourceLineNo">575</span><a name="line.575"></a> |
| <span class="sourceLineNo">576</span> public long getTotalUncompressedBytes() {<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> return reader.getTrailer().getTotalUncompressedBytes();<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> }<a name="line.578"></a> |
| <span class="sourceLineNo">579</span><a name="line.579"></a> |
| <span class="sourceLineNo">580</span> public long getEntries() {<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> return reader.getEntries();<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> }<a name="line.582"></a> |
| <span class="sourceLineNo">583</span><a name="line.583"></a> |
| <span class="sourceLineNo">584</span> public long getDeleteFamilyCnt() {<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> return deleteFamilyCnt;<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> public Optional<Cell> getFirstKey() {<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> return reader.getFirstKey();<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> }<a name="line.590"></a> |
| <span class="sourceLineNo">591</span><a name="line.591"></a> |
| <span class="sourceLineNo">592</span> public long indexSize() {<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> return reader.indexSize();<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> }<a name="line.594"></a> |
| <span class="sourceLineNo">595</span><a name="line.595"></a> |
| <span class="sourceLineNo">596</span> public BloomType getBloomFilterType() {<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> return this.bloomFilterType;<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> }<a name="line.598"></a> |
| <span class="sourceLineNo">599</span><a name="line.599"></a> |
| <span class="sourceLineNo">600</span> public long getSequenceID() {<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> return sequenceID;<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> }<a name="line.602"></a> |
| <span class="sourceLineNo">603</span><a name="line.603"></a> |
| <span class="sourceLineNo">604</span> public void setSequenceID(long sequenceID) {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> this.sequenceID = sequenceID;<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> }<a name="line.606"></a> |
| <span class="sourceLineNo">607</span><a name="line.607"></a> |
| <span class="sourceLineNo">608</span> public void setBulkLoaded(boolean bulkLoadResult) {<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> this.bulkLoadResult = bulkLoadResult;<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> }<a name="line.610"></a> |
| <span class="sourceLineNo">611</span><a name="line.611"></a> |
| <span class="sourceLineNo">612</span> public boolean isBulkLoaded() {<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> return this.bulkLoadResult;<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> }<a name="line.614"></a> |
| <span class="sourceLineNo">615</span><a name="line.615"></a> |
| <span class="sourceLineNo">616</span> BloomFilter getGeneralBloomFilter() {<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> return generalBloomFilter;<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> }<a name="line.618"></a> |
| <span class="sourceLineNo">619</span><a name="line.619"></a> |
| <span class="sourceLineNo">620</span> long getUncompressedDataIndexSize() {<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> return reader.getTrailer().getUncompressedDataIndexSize();<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> }<a name="line.622"></a> |
| <span class="sourceLineNo">623</span><a name="line.623"></a> |
| <span class="sourceLineNo">624</span> public long getTotalBloomSize() {<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> if (generalBloomFilter == null) return 0;<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> return generalBloomFilter.getByteSize();<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> }<a name="line.627"></a> |
| <span class="sourceLineNo">628</span><a name="line.628"></a> |
| <span class="sourceLineNo">629</span> public int getHFileVersion() {<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> return reader.getTrailer().getMajorVersion();<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> }<a name="line.631"></a> |
| <span class="sourceLineNo">632</span><a name="line.632"></a> |
| <span class="sourceLineNo">633</span> public int getHFileMinorVersion() {<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> return reader.getTrailer().getMinorVersion();<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> }<a name="line.635"></a> |
| <span class="sourceLineNo">636</span><a name="line.636"></a> |
| <span class="sourceLineNo">637</span> public HFile.Reader getHFileReader() {<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> return reader;<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> }<a name="line.639"></a> |
| <span class="sourceLineNo">640</span><a name="line.640"></a> |
| <span class="sourceLineNo">641</span> void disableBloomFilterForTesting() {<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> generalBloomFilter = null;<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> this.deleteFamilyBloomFilter = null;<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> }<a name="line.644"></a> |
| <span class="sourceLineNo">645</span><a name="line.645"></a> |
| <span class="sourceLineNo">646</span> public long getMaxTimestamp() {<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> return timeRange == null ? TimeRange.INITIAL_MAX_TIMESTAMP : timeRange.getMax();<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> }<a name="line.648"></a> |
| <span class="sourceLineNo">649</span><a name="line.649"></a> |
| <span class="sourceLineNo">650</span> boolean isSkipResetSeqId() {<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> return skipResetSeqId;<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> }<a name="line.652"></a> |
| <span class="sourceLineNo">653</span><a name="line.653"></a> |
| <span class="sourceLineNo">654</span> void setSkipResetSeqId(boolean skipResetSeqId) {<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> this.skipResetSeqId = skipResetSeqId;<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> }<a name="line.656"></a> |
| <span class="sourceLineNo">657</span><a name="line.657"></a> |
| <span class="sourceLineNo">658</span> public int getPrefixLength() {<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> return prefixLength;<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> }<a name="line.660"></a> |
| <span class="sourceLineNo">661</span><a name="line.661"></a> |
| <span class="sourceLineNo">662</span> public ReaderContext getReaderContext() {<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> return this.context;<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> }<a name="line.664"></a> |
| <span class="sourceLineNo">665</span>}<a name="line.665"></a> |
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| </body> |
| </html> |
