| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> *<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * or more contributor license agreements. See the NOTICE file<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * regarding copyright ownership. The ASF licenses this file<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * with the License. You may obtain a copy of the License at<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> *<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * limitations under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.regionserver;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.io.UnsupportedEncodingException;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.net.URLEncoder;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Collections;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.HashSet;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Map;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.Optional;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.OptionalLong;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Set;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.concurrent.atomic.AtomicBoolean;<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.fs.FileSystem;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.fs.Path;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.Cell;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HConstants;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HDFSBlocksDistribution;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.io.TimeRange;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.io.hfile.BlockType;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.io.hfile.ReaderContext;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.io.hfile.ReaderContext.ReaderType;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.BloomFilterFactory;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.slf4j.Logger;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.slf4j.LoggerFactory;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span>/**<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> * A Store data file. Stores usually have one or more of these files. They<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> * are produced by flushing the memstore to disk. To<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> * create, instantiate a writer using {@link StoreFileWriter.Builder}<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * and append data. Be sure to add any metadata before calling close on the<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * Writer (Use the appendMetadata convenience methods). On close, a StoreFile<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * is sitting in the Filesystem. To refer to it, create a StoreFile instance<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * passing filesystem and path. To read, call {@link #initReader()}<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * <p>StoreFiles may also reference store files in another Store.<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> *<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * The reason for this weird pattern where you use a different instance for the<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * writer and a reader is that we write once but read a lot more.<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> */<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>@InterfaceAudience.Private<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>public class HStoreFile implements StoreFile {<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static final Logger LOG = LoggerFactory.getLogger(HStoreFile.class.getName());<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> // Keys for fileinfo values in HFile<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> /** Max Sequence ID in FileInfo */<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public static final byte[] MAX_SEQ_ID_KEY = Bytes.toBytes("MAX_SEQ_ID_KEY");<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> /** Major compaction flag in FileInfo */<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public static final byte[] MAJOR_COMPACTION_KEY = Bytes.toBytes("MAJOR_COMPACTION_KEY");<a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> /** Minor compaction flag in FileInfo */<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public static final byte[] EXCLUDE_FROM_MINOR_COMPACTION_KEY =<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> Bytes.toBytes("EXCLUDE_FROM_MINOR_COMPACTION");<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> /**<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * Key for compaction event which contains the compacted storefiles in FileInfo<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> */<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> public static final byte[] COMPACTION_EVENT_KEY = Bytes.toBytes("COMPACTION_EVENT_KEY");<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> /** Bloom filter Type in FileInfo */<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public static final byte[] BLOOM_FILTER_TYPE_KEY = Bytes.toBytes("BLOOM_FILTER_TYPE");<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> /** Bloom filter param in FileInfo */<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public static final byte[] BLOOM_FILTER_PARAM_KEY = Bytes.toBytes("BLOOM_FILTER_PARAM");<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> /** Delete Family Count in FileInfo */<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> public static final byte[] DELETE_FAMILY_COUNT = Bytes.toBytes("DELETE_FAMILY_COUNT");<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> /** Last Bloom filter key in FileInfo */<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> public static final byte[] LAST_BLOOM_KEY = Bytes.toBytes("LAST_BLOOM_KEY");<a name="line.99"></a> |
| <span class="sourceLineNo">100</span><a name="line.100"></a> |
| <span class="sourceLineNo">101</span> /** Key for Timerange information in metadata */<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> public static final byte[] TIMERANGE_KEY = Bytes.toBytes("TIMERANGE");<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> /** Key for timestamp of earliest-put in metadata */<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> public static final byte[] EARLIEST_PUT_TS = Bytes.toBytes("EARLIEST_PUT_TS");<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> /** Key for the number of mob cells in metadata */<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> public static final byte[] MOB_CELLS_COUNT = Bytes.toBytes("MOB_CELLS_COUNT");<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> /** Null data */<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> public static final byte[] NULL_VALUE = new byte[] {0};<a name="line.111"></a> |
| <span class="sourceLineNo">112</span><a name="line.112"></a> |
| <span class="sourceLineNo">113</span> /** Key for the list of MOB file references */<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> public static final byte[] MOB_FILE_REFS = Bytes.toBytes("MOB_FILE_REFS");<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> /** Meta key set when store file is a result of a bulk load */<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> public static final byte[] BULKLOAD_TASK_KEY = Bytes.toBytes("BULKLOAD_SOURCE_TASK");<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> public static final byte[] BULKLOAD_TIME_KEY = Bytes.toBytes("BULKLOAD_TIMESTAMP");<a name="line.118"></a> |
| <span class="sourceLineNo">119</span><a name="line.119"></a> |
| <span class="sourceLineNo">120</span> /**<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> * Key for skipping resetting sequence id in metadata. For bulk loaded hfiles, the scanner resets<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * the cell seqId with the latest one, if this metadata is set as true, the reset is skipped.<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> */<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> public static final byte[] SKIP_RESET_SEQ_ID = Bytes.toBytes("SKIP_RESET_SEQ_ID");<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> private final StoreFileInfo fileInfo;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> // StoreFile.Reader<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> private volatile StoreFileReader initialReader;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> // Block cache configuration and reference.<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> private final CacheConfig cacheConf;<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> // Indicates if the file got compacted<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> private volatile boolean compactedAway = false;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span><a name="line.136"></a> |
| <span class="sourceLineNo">137</span> // Keys for metadata stored in backing HFile.<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // Set when we obtain a Reader.<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> private long sequenceid = -1;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> // max of the MemstoreTS in the KV's in this store<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> // Set when we obtain a Reader.<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> private long maxMemstoreTS = -1;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> // firstKey, lastkey and cellComparator will be set when openReader.<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> private Optional<Cell> firstKey;<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> private Optional<Cell> lastKey;<a name="line.148"></a> |
| <span class="sourceLineNo">149</span><a name="line.149"></a> |
| <span class="sourceLineNo">150</span> private CellComparator comparator;<a name="line.150"></a> |
| <span class="sourceLineNo">151</span><a name="line.151"></a> |
| <span class="sourceLineNo">152</span> public CacheConfig getCacheConf() {<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> return this.cacheConf;<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> }<a name="line.154"></a> |
| <span class="sourceLineNo">155</span><a name="line.155"></a> |
| <span class="sourceLineNo">156</span> @Override<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> public Optional<Cell> getFirstKey() {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> return firstKey;<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> @Override<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> public Optional<Cell> getLastKey() {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> return lastKey;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> @Override<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> public CellComparator getComparator() {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> return comparator;<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> @Override<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> public long getMaxMemStoreTS() {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> return maxMemstoreTS;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> // If true, this file was product of a major compaction. Its then set<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> // whenever you get a Reader.<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> private AtomicBoolean majorCompaction = null;<a name="line.178"></a> |
| <span class="sourceLineNo">179</span><a name="line.179"></a> |
| <span class="sourceLineNo">180</span> // If true, this file should not be included in minor compactions.<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> // It's set whenever you get a Reader.<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> private boolean excludeFromMinorCompaction = false;<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> // This file was product of these compacted store files<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> private final Set<String> compactedStoreFiles = new HashSet<>();<a name="line.185"></a> |
| <span class="sourceLineNo">186</span><a name="line.186"></a> |
| <span class="sourceLineNo">187</span> /**<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * Map of the metadata entries in the corresponding HFile. Populated when Reader is opened<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> * after which it is not modified again.<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> */<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> private Map<byte[], byte[]> metadataMap;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span><a name="line.192"></a> |
| <span class="sourceLineNo">193</span> /**<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> * Bloom filter type specified in column family configuration. Does not<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> * necessarily correspond to the Bloom filter type present in the HFile.<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> */<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> private final BloomType cfBloomType;<a name="line.197"></a> |
| <span class="sourceLineNo">198</span><a name="line.198"></a> |
| <span class="sourceLineNo">199</span> /**<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> * Constructor, loads a reader and it's indices, etc. May allocate a substantial amount of ram<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> * depending on the underlying files (10-20MB?).<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> * @param fs The current file system to use.<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> * @param p The path of the file.<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> * @param conf The current configuration.<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> * @param cacheConf The cache configuration and block cache reference.<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> * @param cfBloomType The bloom type to use for this store file as specified by column family<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> * configuration. This may or may not be the same as the Bloom filter type actually<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> * present in the HFile, because column family configuration might change. If this is<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> * {@link BloomType#NONE}, the existing Bloom filter is ignored.<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> * @param primaryReplica true if this is a store file for primary replica, otherwise false.<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> * @throws IOException<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> */<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> public HStoreFile(FileSystem fs, Path p, Configuration conf, CacheConfig cacheConf,<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> BloomType cfBloomType, boolean primaryReplica) throws IOException {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> this(new StoreFileInfo(conf, fs, p, primaryReplica), cfBloomType, cacheConf);<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span><a name="line.217"></a> |
| <span class="sourceLineNo">218</span> /**<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> * Constructor, loads a reader and it's indices, etc. May allocate a substantial amount of ram<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * depending on the underlying files (10-20MB?).<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * @param fileInfo The store file information.<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> * @param cfBloomType The bloom type to use for this store file as specified by column<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> * family configuration. This may or may not be the same as the Bloom filter type<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> * actually present in the HFile, because column family configuration might change. If<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> * this is {@link BloomType#NONE}, the existing Bloom filter is ignored.<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> * @param cacheConf The cache configuration and block cache reference.<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> */<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> public HStoreFile(StoreFileInfo fileInfo, BloomType cfBloomType, CacheConfig cacheConf) {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> this.fileInfo = fileInfo;<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> this.cacheConf = cacheConf;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> if (BloomFilterFactory.isGeneralBloomEnabled(fileInfo.getConf())) {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> this.cfBloomType = cfBloomType;<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> } else {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> LOG.info("Ignoring bloom filter check for file " + this.getPath() + ": " + "cfBloomType=" +<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> cfBloomType + " (disabled in config)");<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> this.cfBloomType = BloomType.NONE;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> /**<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * @return the StoreFile object associated to this StoreFile. null if the StoreFile is not a<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> * reference.<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> */<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> public StoreFileInfo getFileInfo() {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> return this.fileInfo;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> @Override<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> public Path getPath() {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> return this.fileInfo.getPath();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> @Override<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> public Path getEncodedPath() {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> try {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> return new Path(URLEncoder.encode(fileInfo.getPath().toString(), HConstants.UTF8_ENCODING));<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> } catch (UnsupportedEncodingException ex) {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> throw new RuntimeException("URLEncoder doesn't support UTF-8", ex);<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> }<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> }<a name="line.260"></a> |
| <span class="sourceLineNo">261</span><a name="line.261"></a> |
| <span class="sourceLineNo">262</span> @Override<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> public Path getQualifiedPath() {<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> FileSystem fs = fileInfo.getFileSystem();<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> return this.fileInfo.getPath().makeQualified(fs.getUri(), fs.getWorkingDirectory());<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> }<a name="line.266"></a> |
| <span class="sourceLineNo">267</span><a name="line.267"></a> |
| <span class="sourceLineNo">268</span> @Override<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> public boolean isReference() {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> return this.fileInfo.isReference();<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> }<a name="line.271"></a> |
| <span class="sourceLineNo">272</span><a name="line.272"></a> |
| <span class="sourceLineNo">273</span> @Override<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> public boolean isHFile() {<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> return StoreFileInfo.isHFile(this.fileInfo.getPath());<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> @Override<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> public boolean isMajorCompactionResult() {<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> Preconditions.checkState(this.majorCompaction != null, "Major compation has not been set yet");<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return this.majorCompaction.get();<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> @Override<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> public boolean excludeFromMinorCompaction() {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> return this.excludeFromMinorCompaction;<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> }<a name="line.287"></a> |
| <span class="sourceLineNo">288</span><a name="line.288"></a> |
| <span class="sourceLineNo">289</span> @Override<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> public long getMaxSequenceId() {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> return this.sequenceid;<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> }<a name="line.292"></a> |
| <span class="sourceLineNo">293</span><a name="line.293"></a> |
| <span class="sourceLineNo">294</span> @Override<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> public long getModificationTimestamp() throws IOException {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> return fileInfo.getModificationTime();<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> }<a name="line.297"></a> |
| <span class="sourceLineNo">298</span><a name="line.298"></a> |
| <span class="sourceLineNo">299</span> /**<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> * @param key to look up<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> * @return value associated with the metadata key<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> */<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> public byte[] getMetadataValue(byte[] key) {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> return metadataMap.get(key);<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> }<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> @Override<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> public boolean isBulkLoadResult() {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> boolean bulkLoadedHFile = false;<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> String fileName = this.getPath().getName();<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> int startPos = fileName.indexOf("SeqId_");<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> if (startPos != -1) {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> bulkLoadedHFile = true;<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> }<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> return bulkLoadedHFile || (metadataMap != null && metadataMap.containsKey(BULKLOAD_TIME_KEY));<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> }<a name="line.316"></a> |
| <span class="sourceLineNo">317</span><a name="line.317"></a> |
| <span class="sourceLineNo">318</span> public boolean isCompactedAway() {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> return compactedAway;<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> @VisibleForTesting<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> public int getRefCount() {<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> return fileInfo.refCount.get();<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 name="line.327"></a> |
| <span class="sourceLineNo">328</span> * @return true if the file is still used in reads<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> */<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> public boolean isReferencedInReads() {<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> int rc = fileInfo.refCount.get();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> assert rc >= 0; // we should not go negative.<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> return rc > 0;<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> }<a name="line.334"></a> |
| <span class="sourceLineNo">335</span><a name="line.335"></a> |
| <span class="sourceLineNo">336</span> @Override<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> public OptionalLong getBulkLoadTimestamp() {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> byte[] bulkLoadTimestamp = metadataMap.get(BULKLOAD_TIME_KEY);<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> return bulkLoadTimestamp == null ? OptionalLong.empty()<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> : OptionalLong.of(Bytes.toLong(bulkLoadTimestamp));<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> }<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> /**<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> * @return the cached value of HDFS blocks distribution. The cached value is calculated when store<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> * file is opened.<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> */<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> public HDFSBlocksDistribution getHDFSBlockDistribution() {<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> return this.fileInfo.getHDFSBlockDistribution();<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> }<a name="line.349"></a> |
| <span class="sourceLineNo">350</span><a name="line.350"></a> |
| <span class="sourceLineNo">351</span> /**<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> * Opens reader on this store file. Called by Constructor.<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> * @see #closeStoreFile(boolean)<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> */<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> private void open() throws IOException {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> fileInfo.initHDFSBlocksDistribution();<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> long readahead = fileInfo.isNoReadahead() ? 0L : -1L;<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> ReaderContext context = fileInfo.createReaderContext(false, readahead, ReaderType.PREAD);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> fileInfo.initHFileInfo(context);<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> StoreFileReader reader = fileInfo.preStoreFileReaderOpen(context, cacheConf);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> if (reader == null) {<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> reader = fileInfo.createReader(context, cacheConf);<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> fileInfo.getHFileInfo().initMetaAndIndex(reader.getHFileReader());<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> }<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> this.initialReader = fileInfo.postStoreFileReaderOpen(context, cacheConf, reader);<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> // Load up indices and fileinfo. This also loads Bloom filter type.<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> metadataMap = Collections.unmodifiableMap(initialReader.loadFileInfo());<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> // Read in our metadata.<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> byte [] b = metadataMap.get(MAX_SEQ_ID_KEY);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> if (b != null) {<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> // By convention, if halfhfile, top half has a sequence number > bottom<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> // half. Thats why we add one in below. Its done for case the two halves<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> // are ever merged back together --rare. Without it, on open of store,<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> // since store files are distinguished by sequence id, the one half would<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> // subsume the other.<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> this.sequenceid = Bytes.toLong(b);<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> if (fileInfo.isTopReference()) {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> this.sequenceid += 1;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> }<a name="line.381"></a> |
| <span class="sourceLineNo">382</span><a name="line.382"></a> |
| <span class="sourceLineNo">383</span> if (isBulkLoadResult()){<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> // generate the sequenceId from the fileName<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> // fileName is of the form <randomName>_SeqId_<id-when-loaded>_<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> String fileName = this.getPath().getName();<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> // Use lastIndexOf() to get the last, most recent bulk load seqId.<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> int startPos = fileName.lastIndexOf("SeqId_");<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> if (startPos != -1) {<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> this.sequenceid = Long.parseLong(fileName.substring(startPos + 6,<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> fileName.indexOf('_', startPos + 6)));<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> // Handle reference files as done above.<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> if (fileInfo.isTopReference()) {<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> this.sequenceid += 1;<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> }<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> // SKIP_RESET_SEQ_ID only works in bulk loaded file.<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> // In mob compaction, the hfile where the cells contain the path of a new mob file is bulk<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> // loaded to hbase, these cells have the same seqIds with the old ones. We do not want<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> // to reset new seqIds for them since this might make a mess of the visibility of cells that<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> // have the same row key but different seqIds.<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> boolean skipResetSeqId = isSkipResetSeqId(metadataMap.get(SKIP_RESET_SEQ_ID));<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> if (skipResetSeqId) {<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> // increase the seqId when it is a bulk loaded file from mob compaction.<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> this.sequenceid += 1;<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> }<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> initialReader.setSkipResetSeqId(skipResetSeqId);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> initialReader.setBulkLoaded(true);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> }<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> initialReader.setSequenceID(this.sequenceid);<a name="line.410"></a> |
| <span class="sourceLineNo">411</span><a name="line.411"></a> |
| <span class="sourceLineNo">412</span> b = metadataMap.get(HFile.Writer.MAX_MEMSTORE_TS_KEY);<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> if (b != null) {<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> this.maxMemstoreTS = Bytes.toLong(b);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> }<a name="line.415"></a> |
| <span class="sourceLineNo">416</span><a name="line.416"></a> |
| <span class="sourceLineNo">417</span> b = metadataMap.get(MAJOR_COMPACTION_KEY);<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> if (b != null) {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> boolean mc = Bytes.toBoolean(b);<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> if (this.majorCompaction == null) {<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> this.majorCompaction = new AtomicBoolean(mc);<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> } else {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> this.majorCompaction.set(mc);<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> }<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> } else {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> // Presume it is not major compacted if it doesn't explicity say so<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> // HFileOutputFormat explicitly sets the major compacted key.<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> this.majorCompaction = new AtomicBoolean(false);<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> }<a name="line.429"></a> |
| <span class="sourceLineNo">430</span><a name="line.430"></a> |
| <span class="sourceLineNo">431</span> b = metadataMap.get(EXCLUDE_FROM_MINOR_COMPACTION_KEY);<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> this.excludeFromMinorCompaction = (b != null && Bytes.toBoolean(b));<a name="line.432"></a> |
| <span class="sourceLineNo">433</span><a name="line.433"></a> |
| <span class="sourceLineNo">434</span> BloomType hfileBloomType = initialReader.getBloomFilterType();<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> if (cfBloomType != BloomType.NONE) {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> initialReader.loadBloomfilter(BlockType.GENERAL_BLOOM_META);<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> if (hfileBloomType != cfBloomType) {<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> LOG.debug("HFile Bloom filter type for "<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> + initialReader.getHFileReader().getName() + ": " + hfileBloomType<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> + ", but " + cfBloomType + " specified in column family "<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> + "configuration");<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> }<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> } else if (hfileBloomType != BloomType.NONE) {<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> LOG.info("Bloom filter turned off by CF config for "<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> + initialReader.getHFileReader().getName());<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> }<a name="line.446"></a> |
| <span class="sourceLineNo">447</span><a name="line.447"></a> |
| <span class="sourceLineNo">448</span> // load delete family bloom filter<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> initialReader.loadBloomfilter(BlockType.DELETE_FAMILY_BLOOM_META);<a name="line.449"></a> |
| <span class="sourceLineNo">450</span><a name="line.450"></a> |
| <span class="sourceLineNo">451</span> try {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> byte[] data = metadataMap.get(TIMERANGE_KEY);<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> initialReader.timeRange = data == null ? null :<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> TimeRangeTracker.parseFrom(data).toTimeRange();<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> } catch (IllegalArgumentException e) {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> LOG.error("Error reading timestamp range data from meta -- " +<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> "proceeding without", e);<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> this.initialReader.timeRange = null;<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> }<a name="line.459"></a> |
| <span class="sourceLineNo">460</span><a name="line.460"></a> |
| <span class="sourceLineNo">461</span> try {<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> byte[] data = metadataMap.get(COMPACTION_EVENT_KEY);<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> this.compactedStoreFiles.addAll(ProtobufUtil.toCompactedStoreFiles(data));<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> } catch (IOException e) {<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> LOG.error("Error reading compacted storefiles from meta data", e);<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> }<a name="line.466"></a> |
| <span class="sourceLineNo">467</span><a name="line.467"></a> |
| <span class="sourceLineNo">468</span> // initialize so we can reuse them after reader closed.<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> firstKey = initialReader.getFirstKey();<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> lastKey = initialReader.getLastKey();<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> comparator = initialReader.getComparator();<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> }<a name="line.472"></a> |
| <span class="sourceLineNo">473</span><a name="line.473"></a> |
| <span class="sourceLineNo">474</span> /**<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> * Initialize the reader used for pread.<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> */<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> public void initReader() throws IOException {<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> if (initialReader == null) {<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> synchronized (this) {<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> if (initialReader == null) {<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> try {<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> open();<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> } catch (Exception e) {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> try {<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> boolean evictOnClose = cacheConf != null ? cacheConf.shouldEvictOnClose() : true;<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> this.closeStoreFile(evictOnClose);<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> } catch (IOException ee) {<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> LOG.warn("failed to close reader", ee);<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> }<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> throw e;<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> }<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> }<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> }<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> }<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> }<a name="line.495"></a> |
| <span class="sourceLineNo">496</span><a name="line.496"></a> |
| <span class="sourceLineNo">497</span> private StoreFileReader createStreamReader(boolean canUseDropBehind) throws IOException {<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> initReader();<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> final boolean doDropBehind = canUseDropBehind && cacheConf.shouldDropBehindCompaction();<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> ReaderContext context = fileInfo.createReaderContext(doDropBehind, -1, ReaderType.STREAM);<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> StoreFileReader reader = fileInfo.preStoreFileReaderOpen(context, cacheConf);<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> if (reader == null) {<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> reader = fileInfo.createReader(context, cacheConf);<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> // steam reader need copy stuffs from pread reader<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> reader.copyFields(initialReader);<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> }<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> return fileInfo.postStoreFileReaderOpen(context, cacheConf, reader);<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> }<a name="line.508"></a> |
| <span class="sourceLineNo">509</span><a name="line.509"></a> |
| <span class="sourceLineNo">510</span> /**<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> * Get a scanner which uses pread.<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> * <p><a name="line.512"></a> |
| <span class="sourceLineNo">513</span> * Must be called after initReader.<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> */<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> public StoreFileScanner getPreadScanner(boolean cacheBlocks, long readPt, long scannerOrder,<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> boolean canOptimizeForNonNullColumn) {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> return getReader().getStoreFileScanner(cacheBlocks, true, false, readPt, scannerOrder,<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> canOptimizeForNonNullColumn);<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span><a name="line.520"></a> |
| <span class="sourceLineNo">521</span> /**<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> * Get a scanner which uses streaming read.<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> * <p><a name="line.523"></a> |
| <span class="sourceLineNo">524</span> * Must be called after initReader.<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> */<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> public StoreFileScanner getStreamScanner(boolean canUseDropBehind, boolean cacheBlocks,<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> boolean isCompaction, long readPt, long scannerOrder, boolean canOptimizeForNonNullColumn)<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> throws IOException {<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> return createStreamReader(canUseDropBehind)<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> .getStoreFileScanner(cacheBlocks, false, isCompaction, readPt, scannerOrder,<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> canOptimizeForNonNullColumn);<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> }<a name="line.532"></a> |
| <span class="sourceLineNo">533</span><a name="line.533"></a> |
| <span class="sourceLineNo">534</span> /**<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> * @return Current reader. Must call initReader first else returns null.<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> * @see #initReader()<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> */<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> public StoreFileReader getReader() {<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> return this.initialReader;<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> * @param evictOnClose whether to evict blocks belonging to this file<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> * @throws IOException<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> */<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> public synchronized void closeStoreFile(boolean evictOnClose) throws IOException {<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> if (this.initialReader != null) {<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> this.initialReader.close(evictOnClose);<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> this.initialReader = null;<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><a name="line.552"></a> |
| <span class="sourceLineNo">553</span> /**<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> * Delete this file<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> * @throws IOException<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> */<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> public void deleteStoreFile() throws IOException {<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> boolean evictOnClose = cacheConf != null ? cacheConf.shouldEvictOnClose() : true;<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> closeStoreFile(evictOnClose);<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> this.fileInfo.getFileSystem().delete(getPath(), true);<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> }<a name="line.561"></a> |
| <span class="sourceLineNo">562</span><a name="line.562"></a> |
| <span class="sourceLineNo">563</span> public void markCompactedAway() {<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> this.compactedAway = true;<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> }<a name="line.565"></a> |
| <span class="sourceLineNo">566</span><a name="line.566"></a> |
| <span class="sourceLineNo">567</span> @Override<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> public String toString() {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> return this.fileInfo.toString();<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> @Override<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> public String toStringDetailed() {<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> StringBuilder sb = new StringBuilder();<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> sb.append(this.getPath().toString());<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> sb.append(", isReference=").append(isReference());<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> sb.append(", isBulkLoadResult=").append(isBulkLoadResult());<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> if (isBulkLoadResult()) {<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> sb.append(", bulkLoadTS=");<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> OptionalLong bulkLoadTS = getBulkLoadTimestamp();<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> if (bulkLoadTS.isPresent()) {<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> sb.append(bulkLoadTS.getAsLong());<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> } else {<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> sb.append("NotPresent");<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> }<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> } else {<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> sb.append(", seqid=").append(getMaxSequenceId());<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> }<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> sb.append(", majorCompaction=").append(isMajorCompactionResult());<a name="line.589"></a> |
| <span class="sourceLineNo">590</span><a name="line.590"></a> |
| <span class="sourceLineNo">591</span> return sb.toString();<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> }<a name="line.592"></a> |
| <span class="sourceLineNo">593</span><a name="line.593"></a> |
| <span class="sourceLineNo">594</span> /**<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> * Gets whether to skip resetting the sequence id for cells.<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> * @param skipResetSeqId The byte array of boolean.<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> * @return Whether to skip resetting the sequence id.<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> */<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> private boolean isSkipResetSeqId(byte[] skipResetSeqId) {<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> if (skipResetSeqId != null && skipResetSeqId.length == 1) {<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> return Bytes.toBoolean(skipResetSeqId);<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> }<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> return false;<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> }<a name="line.604"></a> |
| <span class="sourceLineNo">605</span><a name="line.605"></a> |
| <span class="sourceLineNo">606</span> @Override<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> public OptionalLong getMinimumTimestamp() {<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> TimeRange tr = getReader().timeRange;<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> return tr != null ? OptionalLong.of(tr.getMin()) : OptionalLong.empty();<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> @Override<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> public OptionalLong getMaximumTimestamp() {<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> TimeRange tr = getReader().timeRange;<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> return tr != null ? OptionalLong.of(tr.getMax()) : OptionalLong.empty();<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> }<a name="line.616"></a> |
| <span class="sourceLineNo">617</span><a name="line.617"></a> |
| <span class="sourceLineNo">618</span> Set<String> getCompactedStoreFiles() {<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> return Collections.unmodifiableSet(this.compactedStoreFiles);<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> }<a name="line.620"></a> |
| <span class="sourceLineNo">621</span>}<a name="line.621"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
