MtasSpanPrecededByQuery.java.html
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<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../.resources/report.css" type="text/css"/><link rel="shortcut icon" href="../.resources/report.gif" type="image/gif"/><title>MtasSpanPrecededByQuery.java</title><link rel="stylesheet" href="../.resources/prettify.css" type="text/css"/><script type="text/javascript" src="../.resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../.sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">MTAS</a> > <a href="index.source.html" class="el_package">mtas.search.spans</a> > <span class="el_source">MtasSpanPrecededByQuery.java</span></div><h1>MtasSpanPrecededByQuery.java</h1><pre class="source lang-java linenums">package mtas.search.spans;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.LeafReaderContext;
import org.apache.lucene.index.Term;
import org.apache.lucene.index.TermContext;
import org.apache.lucene.index.Terms;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.spans.SpanQuery;
import org.apache.lucene.search.spans.SpanWeight;
import org.apache.lucene.search.spans.Spans;
import mtas.search.spans.util.MtasSpanQuery;
public class MtasSpanPrecededByQuery extends MtasSpanQuery {
/** The field. */
private String field;
/** The q 2. */
private SpanQuery q1;
private SpanQuery q2;
public MtasSpanPrecededByQuery(MtasSpanQuery q1, MtasSpanQuery q2) {
<span class="pc bpc" id="L31" title="2 of 4 branches missed."> super(q1 != null ? q1.getMinimumWidth() : null,</span>
<span class="pc" id="L32"> q1 != null ? q1.getMaximumWidth() : null);</span>
<span class="pc bpc" id="L33" title="2 of 4 branches missed."> if (q1 != null && (field = q1.getField()) != null) {</span>
<span class="pc bpc" id="L34" title="3 of 6 branches missed."> if (q2 != null && q2.getField() != null && !q2.getField().equals(field)) {</span>
<span class="nc" id="L35"> throw new IllegalArgumentException("Clauses must have same field.");</span>
}
<span class="nc bnc" id="L37" title="All 2 branches missed."> } else if (q2 != null) {</span>
<span class="nc" id="L38"> field = q2.getField();</span>
} else {
<span class="nc" id="L40"> field = null;</span>
}
<span class="fc" id="L42"> this.q1 = q1;</span>
<span class="fc" id="L43"> this.q2 = q2;</span>
<span class="fc" id="L44"> }</span>
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.spans.SpanQuery#getField()
*/
@Override
public String getField() {
<span class="fc" id="L53"> return field;</span>
}
@Override
public SpanWeight createWeight(IndexSearcher searcher, boolean needsScores)
throws IOException {
<span class="pc bpc" id="L59" title="2 of 4 branches missed."> if (q1 == null || q2 == null) {</span>
<span class="nc" id="L60"> return null;</span>
} else {
<span class="fc" id="L62"> MtasSpanPrecededByQueryWeight w1 = new MtasSpanPrecededByQueryWeight(</span>
<span class="fc" id="L63"> q1.createWeight(searcher, needsScores));</span>
<span class="fc" id="L64"> MtasSpanPrecededByQueryWeight w2 = new MtasSpanPrecededByQueryWeight(</span>
<span class="fc" id="L65"> q2.createWeight(searcher, needsScores));</span>
// subWeights
<span class="fc" id="L67"> List<MtasSpanPrecededByQueryWeight> subWeights = new ArrayList<>();</span>
<span class="fc" id="L68"> subWeights.add(w1);</span>
<span class="fc" id="L69"> subWeights.add(w2);</span>
// return
<span class="pc bpc" id="L71" title="1 of 2 branches missed."> return new SpanPrecededByWeight(w1, w2, searcher,</span>
<span class="pc" id="L72"> needsScores ? getTermContexts(subWeights) : null);</span>
}
}
protected Map<Term, TermContext> getTermContexts(
List<MtasSpanPrecededByQueryWeight> items) {
<span class="nc" id="L78"> List<SpanWeight> weights = new ArrayList<>();</span>
<span class="nc bnc" id="L79" title="All 2 branches missed."> for (MtasSpanPrecededByQueryWeight item : items) {</span>
<span class="nc" id="L80"> weights.add(item.spanWeight);</span>
<span class="nc" id="L81"> }</span>
<span class="nc" id="L82"> return getTermContexts(weights);</span>
}
@Override
public String toString(String field) {
<span class="nc" id="L87"> StringBuilder buffer = new StringBuilder();</span>
<span class="nc" id="L88"> buffer.append(this.getClass().getSimpleName() + "([");</span>
<span class="nc bnc" id="L89" title="All 2 branches missed."> if (q1 != null) {</span>
<span class="nc" id="L90"> buffer.append(q1.toString(q1.getField()));</span>
} else {
<span class="nc" id="L92"> buffer.append("null");</span>
}
<span class="nc" id="L94"> buffer.append(",");</span>
<span class="nc bnc" id="L95" title="All 2 branches missed."> if (q2 != null) {</span>
<span class="nc" id="L96"> buffer.append(q2.toString(q2.getField()));</span>
} else {
<span class="nc" id="L98"> buffer.append("null");</span>
}
<span class="nc" id="L100"> buffer.append("])");</span>
<span class="nc" id="L101"> return buffer.toString();</span>
}
@Override
public boolean equals(Object obj) {
<span class="fc bfc" id="L106" title="All 2 branches covered."> if (this == obj)</span>
<span class="fc" id="L107"> return true;</span>
<span class="pc bpc" id="L108" title="1 of 2 branches missed."> if (obj == null)</span>
<span class="nc" id="L109"> return false;</span>
<span class="pc bpc" id="L110" title="1 of 2 branches missed."> if (getClass() != obj.getClass())</span>
<span class="nc" id="L111"> return false;</span>
<span class="fc" id="L112"> final MtasSpanPrecededByQuery other = (MtasSpanPrecededByQuery) obj;</span>
<span class="pc bpc" id="L113" title="1 of 4 branches missed."> return q1.equals(other.q1) && q2.equals(other.q2);</span>
}
@Override
public int hashCode() {
<span class="nc" id="L118"> int h = Integer.rotateLeft(classHash(), 1);</span>
<span class="nc" id="L119"> h ^= q1.hashCode();</span>
<span class="nc" id="L120"> h = Integer.rotateLeft(h, 1);</span>
<span class="nc" id="L121"> h ^= q2.hashCode();</span>
<span class="nc" id="L122"> return h;</span>
}
@Override
public MtasSpanQuery rewrite(IndexReader reader) throws IOException {
<span class="fc" id="L127"> MtasSpanQuery newQ1 = (MtasSpanQuery) q1.rewrite(reader);</span>
<span class="fc" id="L128"> MtasSpanQuery newQ2 = (MtasSpanQuery) q2.rewrite(reader);</span>
<span class="pc bpc" id="L129" title="4 of 8 branches missed."> if (newQ1 == null || newQ1 instanceof MtasSpanMatchNoneQuery</span>
|| newQ2 == null || newQ2 instanceof MtasSpanMatchNoneQuery) {
<span class="nc" id="L131"> return new MtasSpanMatchNoneQuery(field);</span>
<span class="pc bpc" id="L132" title="1 of 4 branches missed."> } else if (!newQ1.equals(q1) || !newQ2.equals(q2)) {</span>
<span class="fc" id="L133"> return new MtasSpanPrecededByQuery(newQ1, newQ2).rewrite(reader);</span>
} else {
<span class="fc" id="L135"> return super.rewrite(reader);</span>
}
}
protected class SpanPrecededByWeight extends SpanWeight {
/** The w 2. */
MtasSpanPrecededByQueryWeight w1;
MtasSpanPrecededByQueryWeight w2;
/**
* Instantiates a new span intersecting weight.
*
* @param w1
* the w 1
* @param w2
* the w 2
* @param searcher
* the searcher
* @param terms
* the terms
* @throws IOException
* Signals that an I/O exception has occurred.
*/
public SpanPrecededByWeight(MtasSpanPrecededByQueryWeight w1,
MtasSpanPrecededByQueryWeight w2, IndexSearcher searcher,
<span class="fc" id="L161"> Map<Term, TermContext> terms) throws IOException {</span>
<span class="fc" id="L162"> super(MtasSpanPrecededByQuery.this, searcher, terms);</span>
<span class="fc" id="L163"> this.w1 = w1;</span>
<span class="fc" id="L164"> this.w2 = w2;</span>
<span class="fc" id="L165"> }</span>
/*
* (non-Javadoc)
*
* @see
* org.apache.lucene.search.spans.SpanWeight#extractTermContexts(java.util.
* Map)
*/
@Override
public void extractTermContexts(Map<Term, TermContext> contexts) {
<span class="nc" id="L176"> w1.spanWeight.extractTermContexts(contexts);</span>
<span class="nc" id="L177"> w2.spanWeight.extractTermContexts(contexts);</span>
<span class="nc" id="L178"> }</span>
/*
* (non-Javadoc)
*
* @see
* org.apache.lucene.search.spans.SpanWeight#getSpans(org.apache.lucene.
* index.LeafReaderContext,
* org.apache.lucene.search.spans.SpanWeight.Postings)
*/
@Override
public Spans getSpans(LeafReaderContext context, Postings requiredPostings)
throws IOException {
<span class="fc" id="L191"> Terms terms = context.reader().terms(field);</span>
<span class="pc bpc" id="L192" title="1 of 2 branches missed."> if (terms == null) {</span>
<span class="nc" id="L193"> return null; // field does not exist</span>
}
<span class="fc" id="L195"> MtasSpanPrecededByQuerySpans s1 = new MtasSpanPrecededByQuerySpans(</span>
<span class="fc" id="L196"> w1.spanWeight.getSpans(context, requiredPostings));</span>
<span class="fc" id="L197"> MtasSpanPrecededByQuerySpans s2 = new MtasSpanPrecededByQuerySpans(</span>
<span class="fc" id="L198"> w2.spanWeight.getSpans(context, requiredPostings));</span>
<span class="fc" id="L199"> return new MtasSpanPrecededBySpans(MtasSpanPrecededByQuery.this, s1, s2);</span>
}
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.Weight#extractTerms(java.util.Set)
*/
@Override
public void extractTerms(Set<Term> terms) {
<span class="nc" id="L209"> w1.spanWeight.extractTerms(terms);</span>
<span class="nc" id="L210"> w2.spanWeight.extractTerms(terms);</span>
<span class="nc" id="L211"> }</span>
}
/**
* The Class MtasSpanIntersectingQuerySpans.
*/
protected class MtasSpanPrecededByQuerySpans {
/** The spans. */
public Spans spans;
/**
* Instantiates a new mtas span intersecting query spans.
*
* @param spans
* the spans
*/
<span class="fc" id="L229"> public MtasSpanPrecededByQuerySpans(Spans spans) {</span>
<span class="pc bpc" id="L230" title="1 of 2 branches missed."> this.spans = spans != null ? spans : new MtasSpanMatchNoneSpans(field);</span>
<span class="fc" id="L231"> }</span>
}
/**
* The Class MtasSpanIntersectingQueryWeight.
*/
private static class MtasSpanPrecededByQueryWeight {
/** The span weight. */
public SpanWeight spanWeight;
/**
* Instantiates a new mtas span intersecting query weight.
*
* @param spanWeight
* the span weight
*/
<span class="fc" id="L249"> public MtasSpanPrecededByQueryWeight(SpanWeight spanWeight) {</span>
<span class="fc" id="L250"> this.spanWeight = spanWeight;</span>
<span class="fc" id="L251"> }</span>
}
}
</pre><div class="footer"><span class="right">Created with <a href="http://www.eclemma.org/jacoco">JaCoCo</a> 0.7.5.201505241946</span></div></body></html>