MtasSpanPositionSpans.java.html 7.96 KB
<?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>MtasSpanPositionSpans.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">MtasSpanPositionSpans.java</span></div><h1>MtasSpanPositionSpans.java</h1><pre class="source lang-java linenums">package mtas.search.spans;

import java.io.IOException;

import mtas.codec.util.CodecInfo;
import mtas.codec.util.CodecInfo.IndexDoc;
import mtas.search.spans.util.MtasSpans;

import org.apache.lucene.search.spans.SpanCollector;
import org.apache.lucene.search.spans.Spans;

/**
 * The Class MtasSpanPositionSpans.
 */
public class MtasSpanPositionSpans extends Spans implements MtasSpans {

  /** The field. */
  private String field;

  /** The doc id. */
  private int start, end, minPosition, maxPosition, currentStartPosition,
      currentEndPosition, docId;

  /** The mtas codec info. */
  private CodecInfo mtasCodecInfo;

  /**
   * Instantiates a new mtas span position spans.
   *
   * @param mtasCodecInfo the mtas codec info
   * @param field the field
   * @param start the start
   * @param end the end
   */
  public MtasSpanPositionSpans(CodecInfo mtasCodecInfo, String field, int start,
      int end) {
<span class="fc" id="L37">    super();</span>
<span class="fc" id="L38">    this.mtasCodecInfo = mtasCodecInfo;</span>
<span class="fc" id="L39">    this.field = field;</span>
<span class="fc" id="L40">    this.start = start;</span>
<span class="fc" id="L41">    this.end = end;</span>
<span class="fc" id="L42">    minPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L43">    maxPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L44">    currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L45">    currentEndPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L46">    docId = -1;</span>
<span class="fc" id="L47">  }</span>

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.spans.Spans#nextStartPosition()
   */
  @Override
  public int nextStartPosition() throws IOException {
<span class="fc bfc" id="L56" title="All 2 branches covered.">    if (currentStartPosition &lt; minPosition) {</span>
<span class="fc" id="L57">      currentStartPosition = minPosition;</span>
<span class="fc" id="L58">      currentEndPosition = currentStartPosition + 1;</span>
    } else {
<span class="fc" id="L60">      currentStartPosition++;</span>
<span class="fc" id="L61">      currentEndPosition = currentStartPosition + 1;</span>
<span class="pc bpc" id="L62" title="1 of 2 branches missed.">      if (currentStartPosition &gt; maxPosition) {</span>
<span class="fc" id="L63">        currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L64">        currentEndPosition = NO_MORE_POSITIONS;</span>
      }
    }
<span class="fc" id="L67">    return currentStartPosition;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.spans.Spans#startPosition()
   */
  @Override
  public int startPosition() {
<span class="fc" id="L77">    return currentStartPosition;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.spans.Spans#endPosition()
   */
  @Override
  public int endPosition() {
<span class="fc" id="L87">    return currentEndPosition;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.spans.Spans#width()
   */
  @Override
  public int width() {
<span class="nc" id="L97">    return 1;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see
   * org.apache.lucene.search.spans.Spans#collect(org.apache.lucene.search.spans
   * .SpanCollector)
   */
  @Override
  public void collect(SpanCollector collector) throws IOException {

<span class="nc" id="L110">  }</span>

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.DocIdSetIterator#docID()
   */
  @Override
  public int docID() {
<span class="fc" id="L119">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.DocIdSetIterator#nextDoc()
   */
  @Override
  public int nextDoc() throws IOException {
    do {
<span class="fc" id="L130">      IndexDoc indexDoc = mtasCodecInfo.getNextDoc(field, docId);</span>
<span class="fc bfc" id="L131" title="All 2 branches covered.">      if (indexDoc != null) {</span>
<span class="fc" id="L132">        docId = indexDoc.docId;</span>
<span class="fc" id="L133">        minPosition = Math.max(start, indexDoc.minPosition);</span>
<span class="fc" id="L134">        maxPosition = Math.min(end, indexDoc.maxPosition);</span>
<span class="fc" id="L135">        currentStartPosition = -1;</span>
<span class="fc" id="L136">        currentEndPosition = -1;</span>
      } else {
<span class="fc" id="L138">        docId = NO_MORE_DOCS;</span>
<span class="fc" id="L139">        minPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L140">        maxPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L141">        currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L142">        currentEndPosition = NO_MORE_POSITIONS;</span>
      }
<span class="pc bpc" id="L144" title="1 of 4 branches missed.">    } while (docId != NO_MORE_DOCS &amp;&amp; (minPosition &gt; maxPosition));</span>
<span class="fc" id="L145">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.DocIdSetIterator#advance(int)
   */
  @Override
  public int advance(int target) throws IOException {
<span class="nc" id="L155">    int tmpTarget = target - 1;</span>
    do {
<span class="nc" id="L157">      IndexDoc indexDoc = mtasCodecInfo.getNextDoc(field, tmpTarget);</span>
<span class="nc bnc" id="L158" title="All 2 branches missed.">      if (indexDoc != null) {</span>
<span class="nc" id="L159">        docId = indexDoc.docId;</span>
<span class="nc" id="L160">        minPosition = Math.max(start, indexDoc.minPosition);</span>
<span class="nc" id="L161">        maxPosition = Math.min(end, indexDoc.maxPosition);</span>
<span class="nc" id="L162">        currentStartPosition = -1;</span>
<span class="nc" id="L163">        currentEndPosition = -1;</span>
      } else {
<span class="nc" id="L165">        docId = NO_MORE_DOCS;</span>
<span class="nc" id="L166">        minPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L167">        maxPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L168">        currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L169">        currentEndPosition = NO_MORE_POSITIONS;</span>
      }
<span class="nc" id="L171">      tmpTarget = docId;</span>
<span class="nc bnc" id="L172" title="All 4 branches missed.">    } while (docId != NO_MORE_DOCS &amp;&amp; minPosition &gt; maxPosition);</span>
<span class="nc" id="L173">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.DocIdSetIterator#cost()
   */
  @Override
  public long cost() {
<span class="nc" id="L183">    return mtasCodecInfo.getNumberOfDocs(field);</span>
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.search.spans.Spans#positionsCost()
   */
  @Override
  public float positionsCost() {
<span class="nc" id="L193">    return 0;</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>