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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/03/24 15:13:34 UTC
[32/51] [partial] hbase-site git commit: Published site at
e468b4022f76688851b3e0c34722f01a56bd624f.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/16541468/apidocs/src-html/org/apache/hadoop/hbase/client/AsyncTable.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/client/AsyncTable.html b/apidocs/src-html/org/apache/hadoop/hbase/client/AsyncTable.html
index 9bf7a7c..8103475 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/client/AsyncTable.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/client/AsyncTable.html
@@ -30,601 +30,605 @@
<span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.client.ConnectionUtils.toCheckExistenceOnly;<a name="line.22"></a>
<span class="sourceLineNo">023</span><a name="line.23"></a>
<span class="sourceLineNo">024</span>import com.google.protobuf.RpcChannel;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>import java.util.List;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import java.util.concurrent.CompletableFuture;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import java.util.concurrent.TimeUnit;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import java.util.function.Function;<a name="line.29"></a>
-<span class="sourceLineNo">030</span><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.CompareOperator;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.TableName;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.35"></a>
-<span class="sourceLineNo">036</span><a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.37"></a>
-<span class="sourceLineNo">038</span><a name="line.38"></a>
-<span class="sourceLineNo">039</span>/**<a name="line.39"></a>
-<span class="sourceLineNo">040</span> * The interface for asynchronous version of Table. Obtain an instance from a<a name="line.40"></a>
-<span class="sourceLineNo">041</span> * {@link AsyncConnection}.<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * <p><a name="line.42"></a>
-<span class="sourceLineNo">043</span> * The implementation is required to be thread safe.<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * <p><a name="line.44"></a>
-<span class="sourceLineNo">045</span> * Usually the implementation will not throw any exception directly. You need to get the exception<a name="line.45"></a>
-<span class="sourceLineNo">046</span> * from the returned {@link CompletableFuture}.<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * @since 2.0.0<a name="line.47"></a>
-<span class="sourceLineNo">048</span> */<a name="line.48"></a>
-<span class="sourceLineNo">049</span>@InterfaceAudience.Public<a name="line.49"></a>
-<span class="sourceLineNo">050</span>public interface AsyncTable<C extends ScanResultConsumerBase> {<a name="line.50"></a>
-<span class="sourceLineNo">051</span><a name="line.51"></a>
-<span class="sourceLineNo">052</span> /**<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * Gets the fully qualified table name instance of this table.<a name="line.53"></a>
-<span class="sourceLineNo">054</span> */<a name="line.54"></a>
-<span class="sourceLineNo">055</span> TableName getName();<a name="line.55"></a>
-<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span> /**<a name="line.57"></a>
-<span class="sourceLineNo">058</span> * Returns the {@link org.apache.hadoop.conf.Configuration} object used by this instance.<a name="line.58"></a>
-<span class="sourceLineNo">059</span> * <p><a name="line.59"></a>
-<span class="sourceLineNo">060</span> * The reference returned is not a copy, so any change made to it will affect this instance.<a name="line.60"></a>
-<span class="sourceLineNo">061</span> */<a name="line.61"></a>
-<span class="sourceLineNo">062</span> Configuration getConfiguration();<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span> /**<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * Get timeout of each rpc request in this Table instance. It will be overridden by a more<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * specific rpc timeout config such as readRpcTimeout or writeRpcTimeout.<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * @see #getReadRpcTimeout(TimeUnit)<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * @see #getWriteRpcTimeout(TimeUnit)<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * @param unit the unit of time the timeout to be represented in<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * @return rpc timeout in the specified time unit<a name="line.70"></a>
-<span class="sourceLineNo">071</span> */<a name="line.71"></a>
-<span class="sourceLineNo">072</span> long getRpcTimeout(TimeUnit unit);<a name="line.72"></a>
-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span> /**<a name="line.74"></a>
-<span class="sourceLineNo">075</span> * Get timeout of each rpc read request in this Table instance.<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * @param unit the unit of time the timeout to be represented in<a name="line.76"></a>
-<span class="sourceLineNo">077</span> * @return read rpc timeout in the specified time unit<a name="line.77"></a>
-<span class="sourceLineNo">078</span> */<a name="line.78"></a>
-<span class="sourceLineNo">079</span> long getReadRpcTimeout(TimeUnit unit);<a name="line.79"></a>
-<span class="sourceLineNo">080</span><a name="line.80"></a>
-<span class="sourceLineNo">081</span> /**<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * Get timeout of each rpc write request in this Table instance.<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * @param unit the unit of time the timeout to be represented in<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @return write rpc timeout in the specified time unit<a name="line.84"></a>
-<span class="sourceLineNo">085</span> */<a name="line.85"></a>
-<span class="sourceLineNo">086</span> long getWriteRpcTimeout(TimeUnit unit);<a name="line.86"></a>
-<span class="sourceLineNo">087</span><a name="line.87"></a>
-<span class="sourceLineNo">088</span> /**<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * Get timeout of each operation in Table instance.<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * @param unit the unit of time the timeout to be represented in<a name="line.90"></a>
-<span class="sourceLineNo">091</span> * @return operation rpc timeout in the specified time unit<a name="line.91"></a>
-<span class="sourceLineNo">092</span> */<a name="line.92"></a>
-<span class="sourceLineNo">093</span> long getOperationTimeout(TimeUnit unit);<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
-<span class="sourceLineNo">095</span> /**<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * Get the timeout of a single operation in a scan. It works like operation timeout for other<a name="line.96"></a>
-<span class="sourceLineNo">097</span> * operations.<a name="line.97"></a>
-<span class="sourceLineNo">098</span> * @param unit the unit of time the timeout to be represented in<a name="line.98"></a>
-<span class="sourceLineNo">099</span> * @return scan rpc timeout in the specified time unit<a name="line.99"></a>
-<span class="sourceLineNo">100</span> */<a name="line.100"></a>
-<span class="sourceLineNo">101</span> long getScanTimeout(TimeUnit unit);<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> * Test for the existence of columns in the table, as specified by the Get.<a name="line.104"></a>
-<span class="sourceLineNo">105</span> * <p><a name="line.105"></a>
-<span class="sourceLineNo">106</span> * This will return true if the Get matches one or more keys, false if not.<a name="line.106"></a>
-<span class="sourceLineNo">107</span> * <p><a name="line.107"></a>
-<span class="sourceLineNo">108</span> * This is a server-side call so it prevents any data from being transfered to the client.<a name="line.108"></a>
-<span class="sourceLineNo">109</span> * @return true if the specified Get matches one or more keys, false if not. The return value will<a name="line.109"></a>
-<span class="sourceLineNo">110</span> * be wrapped by a {@link CompletableFuture}.<a name="line.110"></a>
-<span class="sourceLineNo">111</span> */<a name="line.111"></a>
-<span class="sourceLineNo">112</span> default CompletableFuture<Boolean> exists(Get get) {<a name="line.112"></a>
-<span class="sourceLineNo">113</span> return get(toCheckExistenceOnly(get)).thenApply(r -> r.getExists());<a name="line.113"></a>
-<span class="sourceLineNo">114</span> }<a name="line.114"></a>
-<span class="sourceLineNo">115</span><a name="line.115"></a>
-<span class="sourceLineNo">116</span> /**<a name="line.116"></a>
-<span class="sourceLineNo">117</span> * Extracts certain cells from a given row.<a name="line.117"></a>
-<span class="sourceLineNo">118</span> * @param get The object that specifies what data to fetch and from which row.<a name="line.118"></a>
-<span class="sourceLineNo">119</span> * @return The data coming from the specified row, if it exists. If the row specified doesn't<a name="line.119"></a>
-<span class="sourceLineNo">120</span> * exist, the {@link Result} instance returned won't contain any<a name="line.120"></a>
-<span class="sourceLineNo">121</span> * {@link org.apache.hadoop.hbase.KeyValue}, as indicated by {@link Result#isEmpty()}. The<a name="line.121"></a>
-<span class="sourceLineNo">122</span> * return value will be wrapped by a {@link CompletableFuture}.<a name="line.122"></a>
-<span class="sourceLineNo">123</span> */<a name="line.123"></a>
-<span class="sourceLineNo">124</span> CompletableFuture<Result> get(Get get);<a name="line.124"></a>
-<span class="sourceLineNo">125</span><a name="line.125"></a>
-<span class="sourceLineNo">126</span> /**<a name="line.126"></a>
-<span class="sourceLineNo">127</span> * Puts some data to the table.<a name="line.127"></a>
-<span class="sourceLineNo">128</span> * @param put The data to put.<a name="line.128"></a>
-<span class="sourceLineNo">129</span> * @return A {@link CompletableFuture} that always returns null when complete normally.<a name="line.129"></a>
-<span class="sourceLineNo">130</span> */<a name="line.130"></a>
-<span class="sourceLineNo">131</span> CompletableFuture<Void> put(Put put);<a name="line.131"></a>
-<span class="sourceLineNo">132</span><a name="line.132"></a>
-<span class="sourceLineNo">133</span> /**<a name="line.133"></a>
-<span class="sourceLineNo">134</span> * Deletes the specified cells/row.<a name="line.134"></a>
-<span class="sourceLineNo">135</span> * @param delete The object that specifies what to delete.<a name="line.135"></a>
-<span class="sourceLineNo">136</span> * @return A {@link CompletableFuture} that always returns null when complete normally.<a name="line.136"></a>
-<span class="sourceLineNo">137</span> */<a name="line.137"></a>
-<span class="sourceLineNo">138</span> CompletableFuture<Void> delete(Delete delete);<a name="line.138"></a>
-<span class="sourceLineNo">139</span><a name="line.139"></a>
-<span class="sourceLineNo">140</span> /**<a name="line.140"></a>
-<span class="sourceLineNo">141</span> * Appends values to one or more columns within a single row.<a name="line.141"></a>
-<span class="sourceLineNo">142</span> * <p><a name="line.142"></a>
-<span class="sourceLineNo">143</span> * This operation does not appear atomic to readers. Appends are done under a single row lock, so<a name="line.143"></a>
-<span class="sourceLineNo">144</span> * write operations to a row are synchronized, but readers do not take row locks so get and scan<a name="line.144"></a>
-<span class="sourceLineNo">145</span> * operations can see this operation partially completed.<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * @param append object that specifies the columns and amounts to be used for the increment<a name="line.146"></a>
-<span class="sourceLineNo">147</span> * operations<a name="line.147"></a>
-<span class="sourceLineNo">148</span> * @return values of columns after the append operation (maybe null). The return value will be<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * wrapped by a {@link CompletableFuture}.<a name="line.149"></a>
-<span class="sourceLineNo">150</span> */<a name="line.150"></a>
-<span class="sourceLineNo">151</span> CompletableFuture<Result> append(Append append);<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> * Increments one or more columns within a single row.<a name="line.154"></a>
-<span class="sourceLineNo">155</span> * <p><a name="line.155"></a>
-<span class="sourceLineNo">156</span> * This operation does not appear atomic to readers. Increments are done under a single row lock,<a name="line.156"></a>
-<span class="sourceLineNo">157</span> * so write operations to a row are synchronized, but readers do not take row locks so get and<a name="line.157"></a>
-<span class="sourceLineNo">158</span> * scan operations can see this operation partially completed.<a name="line.158"></a>
-<span class="sourceLineNo">159</span> * @param increment object that specifies the columns and amounts to be used for the increment<a name="line.159"></a>
-<span class="sourceLineNo">160</span> * operations<a name="line.160"></a>
-<span class="sourceLineNo">161</span> * @return values of columns after the increment. The return value will be wrapped by a<a name="line.161"></a>
-<span class="sourceLineNo">162</span> * {@link CompletableFuture}.<a name="line.162"></a>
-<span class="sourceLineNo">163</span> */<a name="line.163"></a>
-<span class="sourceLineNo">164</span> CompletableFuture<Result> increment(Increment increment);<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span> /**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * See {@link #incrementColumnValue(byte[], byte[], byte[], long, Durability)}<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * <p><a name="line.168"></a>
-<span class="sourceLineNo">169</span> * The {@link Durability} is defaulted to {@link Durability#SYNC_WAL}.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * @param row The row that contains the cell to increment.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * @param family The column family of the cell to increment.<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * @param qualifier The column qualifier of the cell to increment.<a name="line.172"></a>
-<span class="sourceLineNo">173</span> * @param amount The amount to increment the cell with (or decrement, if the amount is negative).<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * @return The new value, post increment. The return value will be wrapped by a<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * {@link CompletableFuture}.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> */<a name="line.176"></a>
-<span class="sourceLineNo">177</span> default CompletableFuture<Long> incrementColumnValue(byte[] row, byte[] family, byte[] qualifier,<a name="line.177"></a>
-<span class="sourceLineNo">178</span> long amount) {<a name="line.178"></a>
-<span class="sourceLineNo">179</span> return incrementColumnValue(row, family, qualifier, amount, Durability.SYNC_WAL);<a name="line.179"></a>
-<span class="sourceLineNo">180</span> }<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> * Atomically increments a column value. If the column value already exists and is not a<a name="line.183"></a>
-<span class="sourceLineNo">184</span> * big-endian long, this could throw an exception. If the column value does not yet exist it is<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * initialized to <code>amount</code> and written to the specified column.<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * Setting durability to {@link Durability#SKIP_WAL} means that in a fail scenario you will lose<a name="line.187"></a>
-<span class="sourceLineNo">188</span> * any increments that have not been flushed.<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * @param row The row that contains the cell to increment.<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * @param family The column family of the cell to increment.<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * @param qualifier The column qualifier of the cell to increment.<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * @param amount The amount to increment the cell with (or decrement, if the amount is negative).<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * @param durability The persistence guarantee for this increment.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * @return The new value, post increment. The return value will be wrapped by a<a name="line.194"></a>
-<span class="sourceLineNo">195</span> * {@link CompletableFuture}.<a name="line.195"></a>
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-<span class="sourceLineNo">197</span> default CompletableFuture<Long> incrementColumnValue(byte[] row, byte[] family, byte[] qualifier,<a name="line.197"></a>
-<span class="sourceLineNo">198</span> long amount, Durability durability) {<a name="line.198"></a>
-<span class="sourceLineNo">199</span> Preconditions.checkNotNull(row, "row is null");<a name="line.199"></a>
-<span class="sourceLineNo">200</span> Preconditions.checkNotNull(family, "family is null");<a name="line.200"></a>
-<span class="sourceLineNo">201</span> return increment(<a name="line.201"></a>
-<span class="sourceLineNo">202</span> new Increment(row).addColumn(family, qualifier, amount).setDurability(durability))<a name="line.202"></a>
-<span class="sourceLineNo">203</span> .thenApply(r -> Bytes.toLong(r.getValue(family, qualifier)));<a name="line.203"></a>
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-<span class="sourceLineNo">208</span> * adds the Put/Delete/RowMutations.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * Use the returned {@link CheckAndMutateBuilder} to construct your request and then execute it.<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * This is a fluent style API, the code is like:<a name="line.211"></a>
-<span class="sourceLineNo">212</span> *<a name="line.212"></a>
-<span class="sourceLineNo">213</span> * <pre><a name="line.213"></a>
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-<span class="sourceLineNo">217</span> * if (succ) {<a name="line.217"></a>
-<span class="sourceLineNo">218</span> * System.out.println("Check and put succeeded");<a name="line.218"></a>
-<span class="sourceLineNo">219</span> * } else {<a name="line.219"></a>
-<span class="sourceLineNo">220</span> * System.out.println("Check and put failed");<a name="line.220"></a>
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-<span class="sourceLineNo">228</span> /**<a name="line.228"></a>
-<span class="sourceLineNo">229</span> * A helper class for sending checkAndMutate request.<a name="line.229"></a>
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-<span class="sourceLineNo">231</span> interface CheckAndMutateBuilder {<a name="line.231"></a>
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-<span class="sourceLineNo">236</span> CheckAndMutateBuilder qualifier(byte[] qualifier);<a name="line.236"></a>
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-<span class="sourceLineNo">245</span> * @param value the expected value<a name="line.245"></a>
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-<span class="sourceLineNo">247</span> default CheckAndMutateBuilder ifEquals(byte[] value) {<a name="line.247"></a>
-<span class="sourceLineNo">248</span> return ifMatches(CompareOperator.EQUAL, value);<a name="line.248"></a>
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-<span class="sourceLineNo">250</span><a name="line.250"></a>
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-<span class="sourceLineNo">276</span> CompletableFuture<Boolean> thenMutate(RowMutations mutation);<a name="line.276"></a>
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-<span class="sourceLineNo">281</span> * {@link Delete} are supported.<a name="line.281"></a>
-<span class="sourceLineNo">282</span> * @param mutation object that specifies the set of mutations to perform atomically<a name="line.282"></a>
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-<span class="sourceLineNo">285</span> CompletableFuture<Void> mutateRow(RowMutations mutation);<a name="line.285"></a>
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-<span class="sourceLineNo">287</span> /**<a name="line.287"></a>
-<span class="sourceLineNo">288</span> * The scan API uses the observer pattern.<a name="line.288"></a>
-<span class="sourceLineNo">289</span> * @param scan A configured {@link Scan} object.<a name="line.289"></a>
-<span class="sourceLineNo">290</span> * @param consumer the consumer used to receive results.<a name="line.290"></a>
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-<span class="sourceLineNo">298</span> * @param family The column family to scan.<a name="line.298"></a>
-<span class="sourceLineNo">299</span> * @return A scanner.<a name="line.299"></a>
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-<span class="sourceLineNo">301</span> default ResultScanner getScanner(byte[] family) {<a name="line.301"></a>
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-<span class="sourceLineNo">307</span> * @param family The column family to scan.<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * @param qualifier The column qualifier to scan.<a name="line.308"></a>
-<span class="sourceLineNo">309</span> * @return A scanner.<a name="line.309"></a>
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-<span class="sourceLineNo">311</span> default ResultScanner getScanner(byte[] family, byte[] qualifier) {<a name="line.311"></a>
-<span class="sourceLineNo">312</span> return getScanner(new Scan().addColumn(family, qualifier));<a name="line.312"></a>
-<span class="sourceLineNo">313</span> }<a name="line.313"></a>
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-<span class="sourceLineNo">317</span> * @param scan A configured {@link Scan} object.<a name="line.317"></a>
-<span class="sourceLineNo">318</span> * @return A scanner.<a name="line.318"></a>
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-<span class="sourceLineNo">320</span> ResultScanner getScanner(Scan scan);<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * Return all the results that match the given scan object.<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * <p><a name="line.324"></a>
-<span class="sourceLineNo">325</span> * Notice that usually you should use this method with a {@link Scan} object that has limit set.<a name="line.325"></a>
-<span class="sourceLineNo">326</span> * For example, if you want to get the closest row after a given row, you could do this:<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * <p><a name="line.327"></a>
-<span class="sourceLineNo">328</span> *<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * <pre><a name="line.329"></a>
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-<span class="sourceLineNo">332</span> * if (results.isEmpty()) {<a name="line.332"></a>
-<span class="sourceLineNo">333</span> * System.out.println("No row after " + Bytes.toStringBinary(row));<a name="line.333"></a>
-<span class="sourceLineNo">334</span> * } else {<a name="line.334"></a>
-<span class="sourceLineNo">335</span> * System.out.println("The closest row after " + Bytes.toStringBinary(row) + " is "<a name="line.335"></a>
-<span class="sourceLineNo">336</span> * + Bytes.toStringBinary(results.stream().findFirst().get().getRow()));<a name="line.336"></a>
-<span class="sourceLineNo">337</span> * }<a name="line.337"></a>
-<span class="sourceLineNo">338</span> * });<a name="line.338"></a>
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-<span class="sourceLineNo">341</span> * <p><a name="line.341"></a>
-<span class="sourceLineNo">342</span> * If your result set is very large, you should use other scan method to get a scanner or use<a name="line.342"></a>
-<span class="sourceLineNo">343</span> * callback to process the results. They will do chunking to prevent OOM. The scanAll method will<a name="line.343"></a>
-<span class="sourceLineNo">344</span> * fetch all the results and store them in a List and then return the list to you.<a name="line.344"></a>
+<span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import java.util.concurrent.CompletableFuture;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.util.concurrent.TimeUnit;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.util.function.Function;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.TableName;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.io.TimeRange;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.34"></a>
+<span class="sourceLineNo">035</span><a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.36"></a>
+<span class="sourceLineNo">037</span><a name="line.37"></a>
+<span class="sourceLineNo">038</span>/**<a name="line.38"></a>
+<span class="sourceLineNo">039</span> * The interface for asynchronous version of Table. Obtain an instance from a<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * {@link AsyncConnection}.<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * <p><a name="line.41"></a>
+<span class="sourceLineNo">042</span> * The implementation is required to be thread safe.<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * <p><a name="line.43"></a>
+<span class="sourceLineNo">044</span> * Usually the implementation will not throw any exception directly. You need to get the exception<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * from the returned {@link CompletableFuture}.<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * @since 2.0.0<a name="line.46"></a>
+<span class="sourceLineNo">047</span> */<a name="line.47"></a>
+<span class="sourceLineNo">048</span>@InterfaceAudience.Public<a name="line.48"></a>
+<span class="sourceLineNo">049</span>public interface AsyncTable<C extends ScanResultConsumerBase> {<a name="line.49"></a>
+<span class="sourceLineNo">050</span><a name="line.50"></a>
+<span class="sourceLineNo">051</span> /**<a name="line.51"></a>
+<span class="sourceLineNo">052</span> * Gets the fully qualified table name instance of this table.<a name="line.52"></a>
+<span class="sourceLineNo">053</span> */<a name="line.53"></a>
+<span class="sourceLineNo">054</span> TableName getName();<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> /**<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * Returns the {@link org.apache.hadoop.conf.Configuration} object used by this instance.<a name="line.57"></a>
+<span class="sourceLineNo">058</span> * <p><a name="line.58"></a>
+<span class="sourceLineNo">059</span> * The reference returned is not a copy, so any change made to it will affect this instance.<a name="line.59"></a>
+<span class="sourceLineNo">060</span> */<a name="line.60"></a>
+<span class="sourceLineNo">061</span> Configuration getConfiguration();<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span> /**<a name="line.63"></a>
+<span class="sourceLineNo">064</span> * Get timeout of each rpc request in this Table instance. It will be overridden by a more<a name="line.64"></a>
+<span class="sourceLineNo">065</span> * specific rpc timeout config such as readRpcTimeout or writeRpcTimeout.<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * @see #getReadRpcTimeout(TimeUnit)<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * @see #getWriteRpcTimeout(TimeUnit)<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * @param unit the unit of time the timeout to be represented in<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * @return rpc timeout in the specified time unit<a name="line.69"></a>
+<span class="sourceLineNo">070</span> */<a name="line.70"></a>
+<span class="sourceLineNo">071</span> long getRpcTimeout(TimeUnit unit);<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span> /**<a name="line.73"></a>
+<span class="sourceLineNo">074</span> * Get timeout of each rpc read request in this Table instance.<a name="line.74"></a>
+<span class="sourceLineNo">075</span> * @param unit the unit of time the timeout to be represented in<a name="line.75"></a>
+<span class="sourceLineNo">076</span> * @return read rpc timeout in the specified time unit<a name="line.76"></a>
+<span class="sourceLineNo">077</span> */<a name="line.77"></a>
+<span class="sourceLineNo">078</span> long getReadRpcTimeout(TimeUnit unit);<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span> /**<a name="line.80"></a>
+<span class="sourceLineNo">081</span> * Get timeout of each rpc write request in this Table instance.<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * @param unit the unit of time the timeout to be represented in<a name="line.82"></a>
+<span class="sourceLineNo">083</span> * @return write rpc timeout in the specified time unit<a name="line.83"></a>
+<span class="sourceLineNo">084</span> */<a name="line.84"></a>
+<span class="sourceLineNo">085</span> long getWriteRpcTimeout(TimeUnit unit);<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span> /**<a name="line.87"></a>
+<span class="sourceLineNo">088</span> * Get timeout of each operation in Table instance.<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * @param unit the unit of time the timeout to be represented in<a name="line.89"></a>
+<span class="sourceLineNo">090</span> * @return operation rpc timeout in the specified time unit<a name="line.90"></a>
+<span class="sourceLineNo">091</span> */<a name="line.91"></a>
+<span class="sourceLineNo">092</span> long getOperationTimeout(TimeUnit unit);<a name="line.92"></a>
+<span class="sourceLineNo">093</span><a name="line.93"></a>
+<span class="sourceLineNo">094</span> /**<a name="line.94"></a>
+<span class="sourceLineNo">095</span> * Get the timeout of a single operation in a scan. It works like operation timeout for other<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * operations.<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * @param unit the unit of time the timeout to be represented in<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * @return scan rpc timeout in the specified time unit<a name="line.98"></a>
+<span class="sourceLineNo">099</span> */<a name="line.99"></a>
+<span class="sourceLineNo">100</span> long getScanTimeout(TimeUnit unit);<a name="line.100"></a>
+<span class="sourceLineNo">101</span><a name="line.101"></a>
+<span class="sourceLineNo">102</span> /**<a name="line.102"></a>
+<span class="sourceLineNo">103</span> * Test for the existence of columns in the table, as specified by the Get.<a name="line.103"></a>
+<span class="sourceLineNo">104</span> * <p><a name="line.104"></a>
+<span class="sourceLineNo">105</span> * This will return true if the Get matches one or more keys, false if not.<a name="line.105"></a>
+<span class="sourceLineNo">106</span> * <p><a name="line.106"></a>
+<span class="sourceLineNo">107</span> * This is a server-side call so it prevents any data from being transfered to the client.<a name="line.107"></a>
+<span class="sourceLineNo">108</span> * @return true if the specified Get matches one or more keys, false if not. The return value will<a name="line.108"></a>
+<span class="sourceLineNo">109</span> * be wrapped by a {@link CompletableFuture}.<a name="line.109"></a>
+<span class="sourceLineNo">110</span> */<a name="line.110"></a>
+<span class="sourceLineNo">111</span> default CompletableFuture<Boolean> exists(Get get) {<a name="line.111"></a>
+<span class="sourceLineNo">112</span> return get(toCheckExistenceOnly(get)).thenApply(r -> r.getExists());<a name="line.112"></a>
+<span class="sourceLineNo">113</span> }<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
+<span class="sourceLineNo">115</span> /**<a name="line.115"></a>
+<span class="sourceLineNo">116</span> * Extracts certain cells from a given row.<a name="line.116"></a>
+<span class="sourceLineNo">117</span> * @param get The object that specifies what data to fetch and from which row.<a name="line.117"></a>
+<span class="sourceLineNo">118</span> * @return The data coming from the specified row, if it exists. If the row specified doesn't<a name="line.118"></a>
+<span class="sourceLineNo">119</span> * exist, the {@link Result} instance returned won't contain any<a name="line.119"></a>
+<span class="sourceLineNo">120</span> * {@link org.apache.hadoop.hbase.KeyValue}, as indicated by {@link Result#isEmpty()}. The<a name="line.120"></a>
+<span class="sourceLineNo">121</span> * return value will be wrapped by a {@link CompletableFuture}.<a name="line.121"></a>
+<span class="sourceLineNo">122</span> */<a name="line.122"></a>
+<span class="sourceLineNo">123</span> CompletableFuture<Result> get(Get get);<a name="line.123"></a>
+<span class="sourceLineNo">124</span><a name="line.124"></a>
+<span class="sourceLineNo">125</span> /**<a name="line.125"></a>
+<span class="sourceLineNo">126</span> * Puts some data to the table.<a name="line.126"></a>
+<span class="sourceLineNo">127</span> * @param put The data to put.<a name="line.127"></a>
+<span class="sourceLineNo">128</span> * @return A {@link CompletableFuture} that always returns null when complete normally.<a name="line.128"></a>
+<span class="sourceLineNo">129</span> */<a name="line.129"></a>
+<span class="sourceLineNo">130</span> CompletableFuture<Void> put(Put put);<a name="line.130"></a>
+<span class="sourceLineNo">131</span><a name="line.131"></a>
+<span class="sourceLineNo">132</span> /**<a name="line.132"></a>
+<span class="sourceLineNo">133</span> * Deletes the specified cells/row.<a name="line.133"></a>
+<span class="sourceLineNo">134</span> * @param delete The object that specifies what to delete.<a name="line.134"></a>
+<span class="sourceLineNo">135</span> * @return A {@link CompletableFuture} that always returns null when complete normally.<a name="line.135"></a>
+<span class="sourceLineNo">136</span> */<a name="line.136"></a>
+<span class="sourceLineNo">137</span> CompletableFuture<Void> delete(Delete delete);<a name="line.137"></a>
+<span class="sourceLineNo">138</span><a name="line.138"></a>
+<span class="sourceLineNo">139</span> /**<a name="line.139"></a>
+<span class="sourceLineNo">140</span> * Appends values to one or more columns within a single row.<a name="line.140"></a>
+<span class="sourceLineNo">141</span> * <p><a name="line.141"></a>
+<span class="sourceLineNo">142</span> * This operation does not appear atomic to readers. Appends are done under a single row lock, so<a name="line.142"></a>
+<span class="sourceLineNo">143</span> * write operations to a row are synchronized, but readers do not take row locks so get and scan<a name="line.143"></a>
+<span class="sourceLineNo">144</span> * operations can see this operation partially completed.<a name="line.144"></a>
+<span class="sourceLineNo">145</span> * @param append object that specifies the columns and amounts to be used for the increment<a name="line.145"></a>
+<span class="sourceLineNo">146</span> * operations<a name="line.146"></a>
+<span class="sourceLineNo">147</span> * @return values of columns after the append operation (maybe null). The return value will be<a name="line.147"></a>
+<span class="sourceLineNo">148</span> * wrapped by a {@link CompletableFuture}.<a name="line.148"></a>
+<span class="sourceLineNo">149</span> */<a name="line.149"></a>
+<span class="sourceLineNo">150</span> CompletableFuture<Result> append(Append append);<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span> /**<a name="line.152"></a>
+<span class="sourceLineNo">153</span> * Increments one or more columns within a single row.<a name="line.153"></a>
+<span class="sourceLineNo">154</span> * <p><a name="line.154"></a>
+<span class="sourceLineNo">155</span> * This operation does not appear atomic to readers. Increments are done under a single row lock,<a name="line.155"></a>
+<span class="sourceLineNo">156</span> * so write operations to a row are synchronized, but readers do not take row locks so get and<a name="line.156"></a>
+<span class="sourceLineNo">157</span> * scan operations can see this operation partially completed.<a name="line.157"></a>
+<span class="sourceLineNo">158</span> * @param increment object that specifies the columns and amounts to be used for the increment<a name="line.158"></a>
+<span class="sourceLineNo">159</span> * operations<a name="line.159"></a>
+<span class="sourceLineNo">160</span> * @return values of columns after the increment. The return value will be wrapped by a<a name="line.160"></a>
+<span class="sourceLineNo">161</span> * {@link CompletableFuture}.<a name="line.161"></a>
+<span class="sourceLineNo">162</span> */<a name="line.162"></a>
+<span class="sourceLineNo">163</span> CompletableFuture<Result> increment(Increment increment);<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> * See {@link #incrementColumnValue(byte[], byte[], byte[], long, Durability)}<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * <p><a name="line.167"></a>
+<span class="sourceLineNo">168</span> * The {@link Durability} is defaulted to {@link Durability#SYNC_WAL}.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * @param row The row that contains the cell to increment.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> * @param family The column family of the cell to increment.<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * @param qualifier The column qualifier of the cell to increment.<a name="line.171"></a>
+<span class="sourceLineNo">172</span> * @param amount The amount to increment the cell with (or decrement, if the amount is negative).<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * @return The new value, post increment. The return value will be wrapped by a<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * {@link CompletableFuture}.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> */<a name="line.175"></a>
+<span class="sourceLineNo">176</span> default CompletableFuture<Long> incrementColumnValue(byte[] row, byte[] family, byte[] qualifier,<a name="line.176"></a>
+<span class="sourceLineNo">177</span> long amount) {<a name="line.177"></a>
+<span class="sourceLineNo">178</span> return incrementColumnValue(row, family, qualifier, amount, Durability.SYNC_WAL);<a name="line.178"></a>
+<span class="sourceLineNo">179</span> }<a name="line.179"></a>
+<span class="sourceLineNo">180</span><a name="line.180"></a>
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