MtasSpanIntersectingQuery.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="../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../jacoco-resources/report.gif" type="image/gif"/><title>MtasSpanIntersectingQuery.java</title><link rel="stylesheet" href="../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../jacoco-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">MtasSpanIntersectingQuery.java</span></div><h1>MtasSpanIntersectingQuery.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;
import mtas.search.spans.util.MtasSpanWeight;
import mtas.search.spans.util.MtasSpans;
/**
* The Class MtasSpanIntersectingQuery.
*/
public class MtasSpanIntersectingQuery extends MtasSpanQuery {
/** The field. */
private String field;
/** The q 1. */
private SpanQuery q1;
/** The q 2. */
private SpanQuery q2;
/**
* Instantiates a new mtas span intersecting query.
*
* @param q1 the q 1
* @param q2 the q 2
*/
public MtasSpanIntersectingQuery(MtasSpanQuery q1, MtasSpanQuery q2) {
<span class="pc bpc" id="L43" title="2 of 4 branches missed."> super(q1 != null ? q1.getMinimumWidth() : null,</span>
<span class="pc" id="L44"> q1 != null ? q1.getMaximumWidth() : null);</span>
<span class="pc bpc" id="L45" title="2 of 4 branches missed."> if (q1 != null && (field = q1.getField()) != null) {</span>
<span class="pc bpc" id="L46" title="3 of 6 branches missed."> if (q2 != null && q2.getField() != null && !q2.getField().equals(field)) {</span>
<span class="nc" id="L47"> throw new IllegalArgumentException("Clauses must have same field.");</span>
}
<span class="nc bnc" id="L49" title="All 2 branches missed."> } else if (q2 != null) {</span>
<span class="nc" id="L50"> field = q2.getField();</span>
} else {
<span class="nc" id="L52"> field = null;</span>
}
<span class="fc" id="L54"> this.q1 = q1;</span>
<span class="fc" id="L55"> this.q2 = q2;</span>
<span class="fc" id="L56"> }</span>
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.spans.SpanQuery#getField()
*/
@Override
public String getField() {
<span class="fc" id="L65"> return field;</span>
}
/*
* (non-Javadoc)
*
* @see
* org.apache.lucene.search.spans.SpanQuery#createWeight(org.apache.lucene.
* search.IndexSearcher, boolean)
*/
@Override
public MtasSpanWeight createWeight(IndexSearcher searcher,
boolean needsScores) throws IOException {
<span class="pc bpc" id="L78" title="2 of 4 branches missed."> if (q1 == null || q2 == null) {</span>
<span class="nc" id="L79"> return null;</span>
} else {
<span class="fc" id="L81"> MtasSpanIntersectingQueryWeight w1 = new MtasSpanIntersectingQueryWeight(</span>
<span class="fc" id="L82"> q1.createWeight(searcher, needsScores));</span>
<span class="fc" id="L83"> MtasSpanIntersectingQueryWeight w2 = new MtasSpanIntersectingQueryWeight(</span>
<span class="fc" id="L84"> q2.createWeight(searcher, needsScores));</span>
// subWeights
<span class="fc" id="L86"> List<MtasSpanIntersectingQueryWeight> subWeights = new ArrayList<>();</span>
<span class="fc" id="L87"> subWeights.add(w1);</span>
<span class="fc" id="L88"> subWeights.add(w2);</span>
// return
<span class="pc bpc" id="L90" title="1 of 2 branches missed."> return new SpanIntersectingWeight(w1, w2, searcher,</span>
<span class="pc" id="L91"> needsScores ? getTermContexts(subWeights) : null);</span>
}
}
/**
* Gets the term contexts.
*
* @param items the items
* @return the term contexts
*/
protected Map<Term, TermContext> getTermContexts(
List<MtasSpanIntersectingQueryWeight> items) {
<span class="nc" id="L103"> List<SpanWeight> weights = new ArrayList<>();</span>
<span class="nc bnc" id="L104" title="All 2 branches missed."> for (MtasSpanIntersectingQueryWeight item : items) {</span>
<span class="nc" id="L105"> weights.add(item.spanWeight);</span>
<span class="nc" id="L106"> }</span>
<span class="nc" id="L107"> return getTermContexts(weights);</span>
}
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.Query#toString(java.lang.String)
*/
@Override
public String toString(String field) {
<span class="nc" id="L117"> StringBuilder buffer = new StringBuilder();</span>
<span class="nc" id="L118"> buffer.append(this.getClass().getSimpleName() + "([");</span>
<span class="nc bnc" id="L119" title="All 2 branches missed."> if (q1 != null) {</span>
<span class="nc" id="L120"> buffer.append(q1.toString(q1.getField()));</span>
} else {
<span class="nc" id="L122"> buffer.append("null");</span>
}
<span class="nc" id="L124"> buffer.append(",");</span>
<span class="nc bnc" id="L125" title="All 2 branches missed."> if (q2 != null) {</span>
<span class="nc" id="L126"> buffer.append(q2.toString(q2.getField()));</span>
} else {
<span class="nc" id="L128"> buffer.append("null");</span>
}
<span class="nc" id="L130"> buffer.append("])");</span>
<span class="nc" id="L131"> return buffer.toString();</span>
}
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.Query#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
<span class="fc bfc" id="L141" title="All 2 branches covered."> if (this == obj)</span>
<span class="fc" id="L142"> return true;</span>
<span class="pc bpc" id="L143" title="1 of 2 branches missed."> if (obj == null)</span>
<span class="nc" id="L144"> return false;</span>
<span class="pc bpc" id="L145" title="1 of 2 branches missed."> if (getClass() != obj.getClass())</span>
<span class="nc" id="L146"> return false;</span>
<span class="fc" id="L147"> final MtasSpanIntersectingQuery other = (MtasSpanIntersectingQuery) obj;</span>
<span class="pc bpc" id="L148" title="1 of 4 branches missed."> return q1.equals(other.q1) && q2.equals(other.q2);</span>
}
/*
* (non-Javadoc)
*
* @see org.apache.lucene.search.Query#hashCode()
*/
@Override
public int hashCode() {
<span class="nc" id="L158"> int h = Integer.rotateLeft(classHash(), 1);</span>
<span class="nc" id="L159"> h ^= q1.hashCode();</span>
<span class="nc" id="L160"> h = Integer.rotateLeft(h, 1);</span>
<span class="nc" id="L161"> h ^= q2.hashCode();</span>
<span class="nc" id="L162"> return h;</span>
}
/*
* (non-Javadoc)
*
* @see mtas.search.spans.util.MtasSpanQuery#rewrite(org.apache.lucene.index.
* IndexReader)
*/
@Override
public MtasSpanQuery rewrite(IndexReader reader) throws IOException {
<span class="fc" id="L173"> MtasSpanQuery newQ1 = (MtasSpanQuery) q1.rewrite(reader);</span>
<span class="fc" id="L174"> MtasSpanQuery newQ2 = (MtasSpanQuery) q2.rewrite(reader);</span>
<span class="pc bpc" id="L175" title="1 of 4 branches missed."> if (!newQ1.equals(q1) || !newQ2.equals(q2)) {</span>
<span class="fc" id="L176"> return new MtasSpanIntersectingQuery(newQ1, newQ2).rewrite(reader);</span>
<span class="pc bpc" id="L177" title="1 of 2 branches missed."> } else if (newQ1.equals(newQ2)) {</span>
<span class="nc" id="L178"> return newQ1;</span>
} else {
boolean returnNone;
<span class="pc bpc" id="L182" title="1 of 2 branches missed."> returnNone = newQ1.getMaximumWidth() != null</span>
<span class="pc bnc" id="L183" title="All 2 branches missed."> && newQ1.getMaximumWidth() == 0;</span>
<span class="pc bpc" id="L184" title="1 of 2 branches missed."> returnNone |= newQ2.getMaximumWidth() != null</span>
<span class="pc bpc" id="L185" title="1 of 2 branches missed."> && newQ2.getMaximumWidth() == 0;</span>
<span class="pc bpc" id="L186" title="1 of 2 branches missed."> if (returnNone) {</span>
<span class="nc" id="L187"> return new MtasSpanMatchNoneQuery(this.getField());</span>
} else {
<span class="fc" id="L189"> return super.rewrite(reader);</span>
}
}
}
/**
* The Class SpanIntersectingWeight.
*/
protected class SpanIntersectingWeight extends MtasSpanWeight {
/** The w 1. */
MtasSpanIntersectingQueryWeight w1;
/** The w 2. */
MtasSpanIntersectingQueryWeight 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 SpanIntersectingWeight(MtasSpanIntersectingQueryWeight w1,
MtasSpanIntersectingQueryWeight w2, IndexSearcher searcher,
<span class="fc" id="L216"> Map<Term, TermContext> terms) throws IOException {</span>
<span class="fc" id="L217"> super(MtasSpanIntersectingQuery.this, searcher, terms);</span>
<span class="fc" id="L218"> this.w1 = w1;</span>
<span class="fc" id="L219"> this.w2 = w2;</span>
<span class="fc" id="L220"> }</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="L231"> w1.spanWeight.extractTermContexts(contexts);</span>
<span class="nc" id="L232"> w2.spanWeight.extractTermContexts(contexts);</span>
<span class="nc" id="L233"> }</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 MtasSpans getSpans(LeafReaderContext context,
Postings requiredPostings) throws IOException {
<span class="fc" id="L246"> Terms terms = context.reader().terms(field);</span>
<span class="pc bpc" id="L247" title="1 of 2 branches missed."> if (terms == null) {</span>
<span class="nc" id="L248"> return null; // field does not exist</span>
}
<span class="fc" id="L250"> MtasSpanIntersectingQuerySpans s1 = new MtasSpanIntersectingQuerySpans(</span>
<span class="fc" id="L251"> w1.spanWeight.getSpans(context, requiredPostings));</span>
<span class="fc" id="L252"> MtasSpanIntersectingQuerySpans s2 = new MtasSpanIntersectingQuerySpans(</span>
<span class="fc" id="L253"> w2.spanWeight.getSpans(context, requiredPostings));</span>
<span class="fc" id="L254"> return new MtasSpanIntersectingSpans(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="L264"> w1.spanWeight.extractTerms(terms);</span>
<span class="nc" id="L265"> w2.spanWeight.extractTerms(terms);</span>
<span class="nc" id="L266"> }</span>
}
/**
* The Class MtasSpanIntersectingQuerySpans.
*/
protected static class MtasSpanIntersectingQuerySpans {
/** The spans. */
public Spans spans;
/**
* Instantiates a new mtas span intersecting query spans.
*
* @param spans the spans
*/
<span class="fc" id="L283"> public MtasSpanIntersectingQuerySpans(Spans spans) {</span>
<span class="pc bpc" id="L284" title="1 of 2 branches missed."> this.spans = spans != null ? spans : new MtasSpanMatchNoneSpans();</span>
<span class="fc" id="L285"> }</span>
}
/**
* The Class MtasSpanIntersectingQueryWeight.
*/
private static class MtasSpanIntersectingQueryWeight {
/** The span weight. */
public SpanWeight spanWeight;
/**
* Instantiates a new mtas span intersecting query weight.
*
* @param spanWeight the span weight
*/
<span class="fc" id="L302"> public MtasSpanIntersectingQueryWeight(SpanWeight spanWeight) {</span>
<span class="fc" id="L303"> this.spanWeight = spanWeight;</span>
<span class="fc" id="L304"> }</span>
}
}
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