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From git-site-r...@apache.org
Subject [38/51] [partial] hbase-site git commit: Published site at .
Date Thu, 21 Dec 2017 15:20:15 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/505bbb2e/apidocs/src-html/org/apache/hadoop/hbase/filter/RegexStringComparator.EngineType.html
----------------------------------------------------------------------
diff --git a/apidocs/src-html/org/apache/hadoop/hbase/filter/RegexStringComparator.EngineType.html b/apidocs/src-html/org/apache/hadoop/hbase/filter/RegexStringComparator.EngineType.html
index 84b747e..fe5233e 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/filter/RegexStringComparator.EngineType.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/filter/RegexStringComparator.EngineType.html
@@ -31,400 +31,399 @@
 <span class="sourceLineNo">023</span>import java.util.Arrays;<a name="line.23"></a>
 <span class="sourceLineNo">024</span>import java.util.regex.Pattern;<a name="line.24"></a>
 <span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.commons.logging.Log;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.commons.logging.LogFactory;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ComparatorProtos;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.jcodings.Encoding;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.jcodings.EncodingDB;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.jcodings.specific.UTF8Encoding;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.joni.Matcher;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.joni.Option;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.joni.Regex;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.joni.Syntax;<a name="line.38"></a>
-<span class="sourceLineNo">039</span><a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.InvalidProtocolBufferException;<a name="line.40"></a>
-<span class="sourceLineNo">041</span><a name="line.41"></a>
-<span class="sourceLineNo">042</span>/**<a name="line.42"></a>
-<span class="sourceLineNo">043</span> * This comparator is for use with {@link CompareFilter} implementations, such<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * as {@link RowFilter}, {@link QualifierFilter}, and {@link ValueFilter}, for<a name="line.44"></a>
-<span class="sourceLineNo">045</span> * filtering based on the value of a given column. Use it to test if a given<a name="line.45"></a>
-<span class="sourceLineNo">046</span> * regular expression matches a cell value in the column.<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * &lt;p&gt;<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * Only EQUAL or NOT_EQUAL comparisons are valid with this comparator.<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * &lt;p&gt;<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * For example:<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * &lt;p&gt;<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * &lt;pre&gt;<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * ValueFilter vf = new ValueFilter(CompareOp.EQUAL,<a name="line.53"></a>
-<span class="sourceLineNo">054</span> *     new RegexStringComparator(<a name="line.54"></a>
-<span class="sourceLineNo">055</span> *       // v4 IP address<a name="line.55"></a>
-<span class="sourceLineNo">056</span> *       "(((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3,3}" +<a name="line.56"></a>
-<span class="sourceLineNo">057</span> *         "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?))(\\/[0-9]+)?" +<a name="line.57"></a>
-<span class="sourceLineNo">058</span> *         "|" +<a name="line.58"></a>
-<span class="sourceLineNo">059</span> *       // v6 IP address<a name="line.59"></a>
-<span class="sourceLineNo">060</span> *       "((([\\dA-Fa-f]{1,4}:){7}[\\dA-Fa-f]{1,4})(:([\\d]{1,3}.)" +<a name="line.60"></a>
-<span class="sourceLineNo">061</span> *         "{3}[\\d]{1,3})?)(\\/[0-9]+)?"));<a name="line.61"></a>
-<span class="sourceLineNo">062</span> * &lt;/pre&gt;<a name="line.62"></a>
-<span class="sourceLineNo">063</span> * &lt;p&gt;<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * Supports {@link java.util.regex.Pattern} flags as well:<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * &lt;p&gt;<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * &lt;pre&gt;<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * ValueFilter vf = new ValueFilter(CompareOp.EQUAL,<a name="line.67"></a>
-<span class="sourceLineNo">068</span> *     new RegexStringComparator("regex", Pattern.CASE_INSENSITIVE | Pattern.DOTALL));<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * &lt;/pre&gt;<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * @see java.util.regex.Pattern<a name="line.70"></a>
-<span class="sourceLineNo">071</span> */<a name="line.71"></a>
-<span class="sourceLineNo">072</span>@InterfaceAudience.Public<a name="line.72"></a>
-<span class="sourceLineNo">073</span>public class RegexStringComparator extends ByteArrayComparable {<a name="line.73"></a>
-<span class="sourceLineNo">074</span><a name="line.74"></a>
-<span class="sourceLineNo">075</span>  private static final Log LOG = LogFactory.getLog(RegexStringComparator.class);<a name="line.75"></a>
-<span class="sourceLineNo">076</span><a name="line.76"></a>
-<span class="sourceLineNo">077</span>  private Engine engine;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>  /** Engine implementation type (default=JAVA) */<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  @InterfaceAudience.Public<a name="line.80"></a>
-<span class="sourceLineNo">081</span>  public enum EngineType {<a name="line.81"></a>
-<span class="sourceLineNo">082</span>    JAVA,<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    JONI<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  }<a name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span>  /**<a name="line.86"></a>
-<span class="sourceLineNo">087</span>   * Constructor<a name="line.87"></a>
-<span class="sourceLineNo">088</span>   * Adds Pattern.DOTALL to the underlying Pattern<a name="line.88"></a>
-<span class="sourceLineNo">089</span>   * @param expr a valid regular expression<a name="line.89"></a>
-<span class="sourceLineNo">090</span>   */<a name="line.90"></a>
-<span class="sourceLineNo">091</span>  public RegexStringComparator(String expr) {<a name="line.91"></a>
-<span class="sourceLineNo">092</span>    this(expr, Pattern.DOTALL);<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>  /**<a name="line.95"></a>
-<span class="sourceLineNo">096</span>   * Constructor<a name="line.96"></a>
-<span class="sourceLineNo">097</span>   * Adds Pattern.DOTALL to the underlying Pattern<a name="line.97"></a>
-<span class="sourceLineNo">098</span>   * @param expr a valid regular expression<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   * @param engine engine implementation type<a name="line.99"></a>
-<span class="sourceLineNo">100</span>   */<a name="line.100"></a>
-<span class="sourceLineNo">101</span>  public RegexStringComparator(String expr, EngineType engine) {<a name="line.101"></a>
-<span class="sourceLineNo">102</span>    this(expr, Pattern.DOTALL, engine);<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  }<a name="line.103"></a>
-<span class="sourceLineNo">104</span><a name="line.104"></a>
-<span class="sourceLineNo">105</span>  /**<a name="line.105"></a>
-<span class="sourceLineNo">106</span>   * Constructor<a name="line.106"></a>
-<span class="sourceLineNo">107</span>   * @param expr a valid regular expression<a name="line.107"></a>
-<span class="sourceLineNo">108</span>   * @param flags java.util.regex.Pattern flags<a name="line.108"></a>
-<span class="sourceLineNo">109</span>   */<a name="line.109"></a>
-<span class="sourceLineNo">110</span>  public RegexStringComparator(String expr, int flags) {<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    this(expr, flags, EngineType.JAVA);<a name="line.111"></a>
-<span class="sourceLineNo">112</span>  }<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>   * Constructor<a name="line.115"></a>
-<span class="sourceLineNo">116</span>   * @param expr a valid regular expression<a name="line.116"></a>
-<span class="sourceLineNo">117</span>   * @param flags java.util.regex.Pattern flags<a name="line.117"></a>
-<span class="sourceLineNo">118</span>   * @param engine engine implementation type<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   */<a name="line.119"></a>
-<span class="sourceLineNo">120</span>  public RegexStringComparator(String expr, int flags, EngineType engine) {<a name="line.120"></a>
-<span class="sourceLineNo">121</span>    super(Bytes.toBytes(expr));<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    switch (engine) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span>      case JAVA:<a name="line.123"></a>
-<span class="sourceLineNo">124</span>        this.engine = new JavaRegexEngine(expr, flags);<a name="line.124"></a>
-<span class="sourceLineNo">125</span>        break;<a name="line.125"></a>
-<span class="sourceLineNo">126</span>      case JONI:<a name="line.126"></a>
-<span class="sourceLineNo">127</span>        this.engine = new JoniRegexEngine(expr, flags);<a name="line.127"></a>
-<span class="sourceLineNo">128</span>        break;<a name="line.128"></a>
-<span class="sourceLineNo">129</span>    }<a name="line.129"></a>
-<span class="sourceLineNo">130</span>  }<a name="line.130"></a>
-<span class="sourceLineNo">131</span><a name="line.131"></a>
-<span class="sourceLineNo">132</span>  /**<a name="line.132"></a>
-<span class="sourceLineNo">133</span>   * Specifies the {@link Charset} to use to convert the row key to a String.<a name="line.133"></a>
-<span class="sourceLineNo">134</span>   * &lt;p&gt;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>   * The row key needs to be converted to a String in order to be matched<a name="line.135"></a>
-<span class="sourceLineNo">136</span>   * against the regular expression.  This method controls which charset is<a name="line.136"></a>
-<span class="sourceLineNo">137</span>   * used to do this conversion.<a name="line.137"></a>
-<span class="sourceLineNo">138</span>   * &lt;p&gt;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>   * If the row key is made of arbitrary bytes, the charset {@code ISO-8859-1}<a name="line.139"></a>
-<span class="sourceLineNo">140</span>   * is recommended.<a name="line.140"></a>
-<span class="sourceLineNo">141</span>   * @param charset The charset to use.<a name="line.141"></a>
-<span class="sourceLineNo">142</span>   */<a name="line.142"></a>
-<span class="sourceLineNo">143</span>  public void setCharset(final Charset charset) {<a name="line.143"></a>
-<span class="sourceLineNo">144</span>    engine.setCharset(charset.name());<a name="line.144"></a>
-<span class="sourceLineNo">145</span>  }<a name="line.145"></a>
-<span class="sourceLineNo">146</span><a name="line.146"></a>
-<span class="sourceLineNo">147</span>  @Override<a name="line.147"></a>
-<span class="sourceLineNo">148</span>  public int compareTo(byte[] value, int offset, int length) {<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    return engine.compareTo(value, offset, length);<a name="line.149"></a>
-<span class="sourceLineNo">150</span>  }<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>   * @return The comparator serialized using pb<a name="line.153"></a>
-<span class="sourceLineNo">154</span>   */<a name="line.154"></a>
-<span class="sourceLineNo">155</span>  @Override<a name="line.155"></a>
-<span class="sourceLineNo">156</span>  public byte [] toByteArray() {<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    return engine.toByteArray();<a name="line.157"></a>
-<span class="sourceLineNo">158</span>  }<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>   * @param pbBytes A pb serialized {@link RegexStringComparator} instance<a name="line.161"></a>
-<span class="sourceLineNo">162</span>   * @return An instance of {@link RegexStringComparator} made from &lt;code&gt;bytes&lt;/code&gt;<a name="line.162"></a>
-<span class="sourceLineNo">163</span>   * @throws DeserializationException<a name="line.163"></a>
-<span class="sourceLineNo">164</span>   * @see #toByteArray<a name="line.164"></a>
-<span class="sourceLineNo">165</span>   */<a name="line.165"></a>
-<span class="sourceLineNo">166</span>  public static RegexStringComparator parseFrom(final byte [] pbBytes)<a name="line.166"></a>
-<span class="sourceLineNo">167</span>  throws DeserializationException {<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    ComparatorProtos.RegexStringComparator proto;<a name="line.168"></a>
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-<span class="sourceLineNo">179</span>    } else {<a name="line.179"></a>
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-<span class="sourceLineNo">182</span>    String charset = proto.getCharset();<a name="line.182"></a>
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-<span class="sourceLineNo">184</span>      try {<a name="line.184"></a>
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-<span class="sourceLineNo">192</span><a name="line.192"></a>
-<span class="sourceLineNo">193</span>  /**<a name="line.193"></a>
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-<span class="sourceLineNo">200</span>    if (other == this) return true;<a name="line.200"></a>
-<span class="sourceLineNo">201</span>    if (!(other instanceof RegexStringComparator)) return false;<a name="line.201"></a>
-<span class="sourceLineNo">202</span>    RegexStringComparator comparator = (RegexStringComparator)other;<a name="line.202"></a>
-<span class="sourceLineNo">203</span>    return super.areSerializedFieldsEqual(comparator)<a name="line.203"></a>
-<span class="sourceLineNo">204</span>      &amp;&amp; engine.getClass().isInstance(comparator.getEngine())<a name="line.204"></a>
-<span class="sourceLineNo">205</span>      &amp;&amp; engine.getPattern().equals(comparator.getEngine().getPattern())<a name="line.205"></a>
-<span class="sourceLineNo">206</span>      &amp;&amp; engine.getFlags() == comparator.getEngine().getFlags()<a name="line.206"></a>
-<span class="sourceLineNo">207</span>      &amp;&amp; engine.getCharset().equals(comparator.getEngine().getCharset());<a name="line.207"></a>
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-<span class="sourceLineNo">209</span><a name="line.209"></a>
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-<span class="sourceLineNo">217</span>   */<a name="line.217"></a>
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-<span class="sourceLineNo">236</span>    /**<a name="line.236"></a>
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-<span class="sourceLineNo">250</span>     * @param offset offset of the data to be matched<a name="line.250"></a>
-<span class="sourceLineNo">251</span>     * @param length length of the data to be matched<a name="line.251"></a>
-<span class="sourceLineNo">252</span>     * @return 0 if a match was made, 1 otherwise<a name="line.252"></a>
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-<span class="sourceLineNo">258</span>   * Implementation of the Engine interface using Java's Pattern.<a name="line.258"></a>
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+<span class="sourceLineNo">041</span>/**<a name="line.41"></a>
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+<span class="sourceLineNo">057</span> *         "|" +<a name="line.57"></a>
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+<span class="sourceLineNo">359</span>      // principle of least surprise.<a name="line.359"></a>
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+<span class="sourceLineNo">361</span>      return m.search(offset, length, pattern.getOptions()) &lt; 0 ? 1 : 0;<a name="line.361"></a>
+<span class="sourceLineNo">362</span>    }<a name="line.362"></a>
+<span class="sourceLineNo">363</span><a name="line.363"></a>
+<span class="sourceLineNo">364</span>    @Override<a name="line.364"></a>
+<span class="sourceLineNo">365</span>    public byte[] toByteArray() {<a name="line.365"></a>
+<span class="sourceLineNo">366</span>      ComparatorProtos.RegexStringComparator.Builder builder =<a name="line.366"></a>
+<span class="sourceLineNo">367</span>          ComparatorProtos.RegexStringComparator.newBuilder();<a name="line.367"></a>
+<span class="sourceLineNo">368</span>        builder.setPattern(regex);<a name="line.368"></a>
+<span class="sourceLineNo">369</span>        builder.setPatternFlags(joniToPatternFlags(pattern.getOptions()));<a name="line.369"></a>
+<span class="sourceLineNo">370</span>        builder.setCharset(encoding.getCharsetName());<a name="line.370"></a>
+<span class="sourceLineNo">371</span>        builder.setEngine(EngineType.JONI.name());<a name="line.371"></a>
+<span class="sourceLineNo">372</span>        return builder.build().toByteArray();<a name="line.372"></a>
+<span class="sourceLineNo">373</span>    }<a name="line.373"></a>
+<span class="sourceLineNo">374</span><a name="line.374"></a>
+<span class="sourceLineNo">375</span>    private int patternToJoniFlags(int flags) {<a name="line.375"></a>
+<span class="sourceLineNo">376</span>      int newFlags = 0;<a name="line.376"></a>
+<span class="sourceLineNo">377</span>      if ((flags &amp; Pattern.CASE_INSENSITIVE) != 0) {<a name="line.377"></a>
+<span class="sourceLineNo">378</span>        newFlags |= Option.IGNORECASE;<a name="line.378"></a>
+<span class="sourceLineNo">379</span>      }<a name="line.379"></a>
+<span class="sourceLineNo">380</span>      if ((flags &amp; Pattern.DOTALL) != 0) {<a name="line.380"></a>
+<span class="sourceLineNo">381</span>        // This does NOT mean Pattern.MULTILINE<a name="line.381"></a>
+<span class="sourceLineNo">382</span>        newFlags |= Option.MULTILINE;<a name="line.382"></a>
+<span class="sourceLineNo">383</span>      }<a name="line.383"></a>
+<span class="sourceLineNo">384</span>      if ((flags &amp; Pattern.MULTILINE) != 0) {<a name="line.384"></a>
+<span class="sourceLineNo">385</span>        // This is what Java 8's Nashorn engine does when using joni and<a name="line.385"></a>
+<span class="sourceLineNo">386</span>        // translating Pattern's MULTILINE flag<a name="line.386"></a>
+<span class="sourceLineNo">387</span>        newFlags &amp;= ~Option.SINGLELINE;<a name="line.387"></a>
+<span class="sourceLineNo">388</span>        newFlags |= Option.NEGATE_SINGLELINE;<a name="line.388"></a>
+<span class="sourceLineNo">389</span>      }<a name="line.389"></a>
+<span class="sourceLineNo">390</span>      return newFlags;<a name="line.390"></a>
+<span class="sourceLineNo">391</span>    }<a name="line.391"></a>
+<span class="sourceLineNo">392</span><a name="line.392"></a>
+<span class="sourceLineNo">393</span>    private int joniToPatternFlags(int flags) {<a name="line.393"></a>
+<span class="sourceLineNo">394</span>      int newFlags = 0;<a name="line.394"></a>
+<span class="sourceLineNo">395</span>      if ((flags &amp; Option.IGNORECASE) != 0) {<a name="line.395"></a>
+<span class="sourceLineNo">396</span>        newFlags |= Pattern.CASE_INSENSITIVE;<a name="line.396"></a>
+<span class="sourceLineNo">397</span>      }<a name="line.397"></a>
+<span class="sourceLineNo">398</span>      // This does NOT mean Pattern.MULTILINE, this is equivalent to Pattern.DOTALL<a name="line.398"></a>
+<span class="sourceLineNo">399</span>      if ((flags &amp; Option.MULTILINE) != 0) {<a name="line.399"></a>
+<span class="sourceLineNo">400</span>        newFlags |= Pattern.DOTALL;<a name="line.400"></a>
+<span class="sourceLineNo">401</span>      }<a name="line.401"></a>
+<span class="sourceLineNo">402</span>      // This means Pattern.MULTILINE. Nice<a name="line.402"></a>
+<span class="sourceLineNo">403</span>      if ((flags &amp; Option.NEGATE_SINGLELINE) != 0) {<a name="line.403"></a>
+<span class="sourceLineNo">404</span>        newFlags |= Pattern.MULTILINE;<a name="line.404"></a>
+<span class="sourceLineNo">405</span>      }<a name="line.405"></a>
+<span class="sourceLineNo">406</span>      return newFlags;<a name="line.406"></a>
+<span class="sourceLineNo">407</span>    }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span>    private void setEncoding(String name) {<a name="line.409"></a>
+<span class="sourceLineNo">410</span>      EncodingDB.Entry e = EncodingDB.getEncodings().get(Bytes.toBytes(name));<a name="line.410"></a>
+<span class="sourceLineNo">411</span>      if (e != null) {<a name="line.411"></a>
+<span class="sourceLineNo">412</span>        encoding = e.getEncoding();<a name="line.412"></a>
+<span class="sourceLineNo">413</span>      } else {<a name="line.413"></a>
+<span class="sourceLineNo">414</span>        throw new IllegalCharsetNameException(name);<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>  }<a name="line.417"></a>
+<span class="sourceLineNo">418</span>}<a name="line.418"></a>
 
 
 


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