MtasSpanStartQuery.java.html 7.16 KB

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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>MtasSpanStartQuery.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> &gt; <a href="index.source.html" class="el_package">mtas.search.spans</a> &gt; <span class="el_source">MtasSpanStartQuery.java</span></div><h1>MtasSpanStartQuery.java</h1><pre class="source lang-java linenums">package mtas.search.spans;

import java.io.IOException;
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.search.IndexSearcher;
import org.apache.lucene.search.spans.SpanQuery;
import org.apache.lucene.search.spans.SpanWeight;
import mtas.search.spans.util.MtasSpanQuery;
import mtas.search.spans.util.MtasSpanWeight;
import mtas.search.spans.util.MtasSpans;

/**
 * The Class MtasSpanStartQuery.
 */
public class MtasSpanStartQuery extends MtasSpanQuery {

  /** The clause. */
  private MtasSpanQuery clause;

  /**
   * Instantiates a new mtas span start query.
   *
   * @param query the query
   */
  public MtasSpanStartQuery(MtasSpanQuery query) {
<span class="fc" id="L32">    super(0, 0);</span>
<span class="fc" id="L33">    clause = query;</span>
<span class="fc" id="L34">  }</span>

  /*
   * (non-Javadoc)
   *
   * @see
   * org.apache.lucene.search.Query#rewrite(org.apache.lucene.index.IndexReader)
   */
  @Override
  public MtasSpanQuery rewrite(IndexReader reader) throws IOException {
<span class="fc" id="L44">    MtasSpanQuery newClause = clause.rewrite(reader);</span>
<span class="fc bfc" id="L45" title="All 2 branches covered.">    if (!newClause.equals(clause)) {</span>
<span class="fc" id="L46">      return new MtasSpanStartQuery(newClause).rewrite(reader);</span>
<span class="pc bpc" id="L47" title="3 of 4 branches missed.">    } else if(newClause.getMaximumWidth()!=null &amp;&amp; newClause.getMaximumWidth()==0) {</span>
<span class="nc" id="L48">      return newClause;</span>
    } else {
<span class="fc" id="L50">      return super.rewrite(reader);</span>
    }
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * org.apache.lucene.search.spans.SpanTermQuery#toString(java.lang.String)
   */
  @Override
  public String toString(String field) {
<span class="nc" id="L62">    StringBuilder buffer = new StringBuilder();</span>
<span class="nc" id="L63">    buffer.append(this.getClass().getSimpleName() + &quot;([&quot;);</span>
<span class="nc" id="L64">    buffer.append(clause.toString(field));</span>
<span class="nc" id="L65">    buffer.append(&quot;])&quot;);</span>
<span class="nc" id="L66">    return buffer.toString();</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.SpanQuery#getField()
   */
  @Override
  public String getField() {
<span class="fc" id="L76">    return clause.getField();</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="fc" id="L89">    SpanWeight spanWeight = ((SpanQuery) searcher.rewrite(clause))</span>
<span class="fc" id="L90">        .createWeight(searcher, needsScores);</span>
<span class="fc" id="L91">    return new SpanTermWeight(spanWeight, searcher);</span>
  }

  /**
   * The Class SpanTermWeight.
   */
  protected class SpanTermWeight extends MtasSpanWeight {

    /** The span weight. */
    SpanWeight spanWeight;

    /**
     * Instantiates a new span term weight.
     *
     * @param spanWeight the span weight
     * @param searcher the searcher
     * @throws IOException Signals that an I/O exception has occurred.
     */
    public SpanTermWeight(SpanWeight spanWeight, IndexSearcher searcher)
<span class="fc" id="L110">        throws IOException {</span>
<span class="fc" id="L111">      super(MtasSpanStartQuery.this, searcher, null);</span>
<span class="fc" id="L112">      this.spanWeight = spanWeight;</span>
<span class="fc" id="L113">    }</span>

    /*
     * (non-Javadoc)
     *
     * @see
     * org.apache.lucene.search.spans.SpanWeight#extractTermContexts(java.util.
     * Map)
     */
    @Override
    public void extractTermContexts(Map&lt;Term, TermContext&gt; contexts) {
<span class="nc" id="L124">      spanWeight.extractTermContexts(contexts);</span>
<span class="nc" id="L125">    }</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 ctx, Postings requiredPostings)
        throws IOException {
<span class="fc" id="L138">      return new MtasSpanStartSpans(spanWeight.getSpans(ctx, requiredPostings));</span>
    }

    /*
     * (non-Javadoc)
     *
     * @see org.apache.lucene.search.Weight#extractTerms(java.util.Set)
     */
    @Override
    public void extractTerms(Set&lt;Term&gt; terms) {
<span class="nc" id="L148">      spanWeight.extractTerms(terms);</span>
<span class="nc" id="L149">    }</span>

  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.Query#equals(java.lang.Object)
   */
  @Override
  public boolean equals(Object obj) {
<span class="fc bfc" id="L160" title="All 2 branches covered.">    if (this == obj)</span>
<span class="fc" id="L161">      return true;</span>
<span class="pc bpc" id="L162" title="1 of 2 branches missed.">    if (obj == null)</span>
<span class="nc" id="L163">      return false;</span>
<span class="fc bfc" id="L164" title="All 2 branches covered.">    if (getClass() != obj.getClass())</span>
<span class="fc" id="L165">      return false;</span>
<span class="fc" id="L166">    final MtasSpanStartQuery that = (MtasSpanStartQuery) obj;</span>
<span class="fc" id="L167">    return clause.equals(that.clause);</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.Query#hashCode()
   */
  @Override
  public int hashCode() {
<span class="nc" id="L177">    int h = this.getClass().getSimpleName().hashCode();</span>
<span class="nc" id="L178">    h = (h * 7) ^ clause.hashCode();</span>
<span class="nc" id="L179">    return h;</span>
  }

}
</pre><div class="footer"><span class="right">Created with <a href="http://www.jacoco.org/jacoco">JaCoCo</a> 0.7.9.201702052155</span></div></body></html>