dariah / mtas

MtasTokenizerFactory.java.html 12.4 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>MtasTokenizerFactory.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.analysis.util</a> &gt; <span class="el_source">MtasTokenizerFactory.java</span></div><h1>MtasTokenizerFactory.java</h1><pre class="source lang-java linenums">package mtas.analysis.util;

import mtas.analysis.MtasTokenizer;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.util.ResourceLoader;
import org.apache.lucene.analysis.util.ResourceLoaderAware;
import org.apache.lucene.analysis.util.TokenizerFactory;
import org.apache.lucene.util.AttributeFactory;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * A factory for creating MtasTokenizer objects.
 */
public class MtasTokenizerFactory extends TokenizerFactory
    implements ResourceLoaderAware {

  /** The Constant log. */
<span class="fc" id="L23">  private static final Log log = LogFactory.getLog(MtasTokenizerFactory.class);</span>

  /** The Constant ARGUMENT_CONFIGFILE. */
  public static final String ARGUMENT_CONFIGFILE = &quot;configFile&quot;;

  /** The Constant ARGUMENT_CONFIG. */
  public static final String ARGUMENT_CONFIG = &quot;config&quot;;

  /** The Constant ARGUMENT_ANALYZER. */
  public static final String ARGUMENT_PARSER = &quot;parser&quot;;

  /** The Constant ARGUMENT_PARSER_ARGS. */
  public static final String ARGUMENT_PARSER_ARGS = &quot;parserArgs&quot;;

  /** The Constant ARGUMENT_DEFAULT. */
  public static final String ARGUMENT_DEFAULT = &quot;default&quot;;

  /** The config argument. */
  private String configArgument;

  /** The default argument. */
  private String defaultArgument;

  /** The config file argument. */
  private String configFileArgument;

  /** The analyzer argument. */
  private String analyzerArgument;

  /** The parser arguments. */
  private String analyzerArgumentParserArgs;

  /** The configs. */
<span class="fc" id="L56">  private HashMap&lt;String, MtasConfiguration&gt; configs = null;</span>

  /** The config. */
<span class="fc" id="L59">  private MtasConfiguration config = null;</span>

  /**
   * Instantiates a new mtas tokenizer factory.
   *
   * @param args the args
   * @throws IOException Signals that an I/O exception has occurred.
   */
  public MtasTokenizerFactory(Map&lt;String, String&gt; args) throws IOException {
<span class="fc" id="L68">    this(args, null);</span>
<span class="fc" id="L69">  }</span>

  /**
   * Instantiates a new mtas tokenizer factory.
   *
   * @param args the args
   * @param resourceLoader the resource loader
   * @throws IOException Signals that an I/O exception has occurred.
   */
  public MtasTokenizerFactory(Map&lt;String, String&gt; args,
      ResourceLoader resourceLoader) throws IOException {
<span class="fc" id="L80">    super(args);</span>
<span class="fc" id="L81">    configFileArgument = get(args, ARGUMENT_CONFIGFILE);</span>
<span class="fc" id="L82">    configArgument = get(args, ARGUMENT_CONFIG);</span>
<span class="fc" id="L83">    analyzerArgument = get(args, ARGUMENT_PARSER);</span>
<span class="fc" id="L84">    analyzerArgumentParserArgs = get(args, ARGUMENT_PARSER_ARGS);</span>
<span class="fc" id="L85">    defaultArgument = get(args, ARGUMENT_DEFAULT);</span>
<span class="fc" id="L86">    int numberOfArgs = 0;</span>
<span class="fc bfc" id="L87" title="All 2 branches covered.">    numberOfArgs = (configFileArgument==null)?numberOfArgs:numberOfArgs+1;</span>
<span class="fc bfc" id="L88" title="All 2 branches covered.">    numberOfArgs = (configArgument==null)?numberOfArgs:numberOfArgs+1;</span>
<span class="pc bpc" id="L89" title="1 of 2 branches missed.">    numberOfArgs = (analyzerArgument==null)?numberOfArgs:numberOfArgs+1;</span>
    
<span class="pc bpc" id="L91" title="1 of 2 branches missed.">    if (numberOfArgs&gt;1) {</span>
<span class="nc" id="L92">      throw new IOException(this.getClass().getName() + &quot; can't have multiple of &quot;</span>
          + ARGUMENT_CONFIGFILE + &quot;, &quot; + ARGUMENT_CONFIG+&quot; AND &quot;+ARGUMENT_PARSER);
<span class="pc bpc" id="L94" title="1 of 4 branches missed.">    } else if (configArgument == null &amp;&amp; defaultArgument != null) {</span>
<span class="nc" id="L95">      throw new IOException(this.getClass().getName() + &quot; can't have &quot;</span>
          + ARGUMENT_DEFAULT + &quot; without &quot; + ARGUMENT_CONFIG);
<span class="pc bpc" id="L97" title="1 of 2 branches missed.">    } else if (numberOfArgs==0) {</span>
<span class="nc" id="L98">      throw new IOException(this.getClass().getName() + &quot; should have &quot;</span>
          + ARGUMENT_CONFIGFILE + &quot; or &quot; + ARGUMENT_CONFIG+&quot; or &quot;+ARGUMENT_PARSER);
    }
<span class="fc" id="L101">    init(resourceLoader);</span>
<span class="fc" id="L102">  }</span>

  /*
   * (non-Javadoc)
   * 
   * @see
   * org.apache.lucene.analysis.util.TokenizerFactory#create(org.apache.lucene.
   * util.AttributeFactory)
   */
  @Override
  public MtasTokenizer create(AttributeFactory factory) {
<span class="fc" id="L113">    MtasTokenizer tokenizer = null;</span>
    try {
<span class="fc" id="L115">      tokenizer = create(factory, null);</span>
<span class="nc" id="L116">    } catch (IOException e) {</span>
<span class="nc" id="L117">      log.error(e);</span>
<span class="fc" id="L118">    }</span>
<span class="fc" id="L119">    return tokenizer;</span>
  }

  /**
   * Creates the.
   *
   * @param configuration the configuration
   * @return the mtas tokenizer
   * @throws IOException Signals that an I/O exception has occurred.
   */
  public MtasTokenizer create(String configuration) throws IOException {
<span class="fc" id="L130">    return create(TokenStream.DEFAULT_TOKEN_ATTRIBUTE_FACTORY, configuration);</span>
  }

  /**
   * Creates the.
   *
   * @param factory the factory
   * @param configuration the configuration
   * @return the mtas tokenizer
   * @throws IOException Signals that an I/O exception has occurred.
   */
  public MtasTokenizer create(AttributeFactory factory, String configuration)
      throws IOException {
<span class="pc bpc" id="L143" title="1 of 4 branches missed.">    if (configs != null &amp;&amp; configs.size() &gt; 0) {</span>
<span class="pc bpc" id="L144" title="3 of 4 branches missed.">      if (configuration == null &amp;&amp; defaultArgument == null) {</span>
<span class="nc" id="L145">        throw new IOException(&quot;no (default)configuration&quot;);</span>
<span class="pc bpc" id="L146" title="1 of 2 branches missed.">      } else if (configuration == null) {</span>
<span class="nc bnc" id="L147" title="All 2 branches missed.">        if (configs.get(defaultArgument) != null) {</span>
<span class="nc" id="L148">          return new MtasTokenizer(factory, configs.get(defaultArgument));</span>
        } else {
<span class="nc" id="L150">          throw new IOException(</span>
              &quot;default configuration &quot; + defaultArgument + &quot; not available&quot;);
        }
      } else {
<span class="fc" id="L154">        MtasConfiguration config = configs.get(configuration);</span>
<span class="pc bpc" id="L155" title="1 of 2 branches missed.">        if (config == null) {</span>
<span class="nc bnc" id="L156" title="All 2 branches missed.">          if (defaultArgument != null) {</span>
<span class="nc bnc" id="L157" title="All 2 branches missed.">            if (configs.get(defaultArgument) != null) {</span>
<span class="nc" id="L158">              return new MtasTokenizer(factory, configs.get(defaultArgument));</span>
            } else {
<span class="nc" id="L160">              throw new IOException(&quot;configuration &quot; + configuration</span>
                  + &quot; not found and default configuration &quot; + defaultArgument
                  + &quot; not available&quot;);
            }
          } else {
<span class="nc" id="L165">            throw new IOException(&quot;configuration &quot; + configuration</span>
                + &quot; not available and no default configuration&quot;);
          }
        } else {
<span class="fc" id="L169">          return new MtasTokenizer(factory, config);</span>
        }
      }
<span class="pc bpc" id="L172" title="1 of 2 branches missed.">    } else if (config != null) {</span>
<span class="fc" id="L173">      return new MtasTokenizer(factory, config);</span>
    } else {
<span class="nc" id="L175">      throw new IOException(&quot;no configuration&quot;);</span>
    }
  }

  /**
   * Inits the.
   *
   * @param resourceLoader the resource loader
   * @throws IOException Signals that an I/O exception has occurred.
   */
  private void init(ResourceLoader resourceLoader) throws IOException {
<span class="pc bpc" id="L186" title="2 of 4 branches missed.">    if (config == null &amp;&amp; configs == null) {</span>
<span class="fc bfc" id="L187" title="All 2 branches covered.">      if (resourceLoader == null) {</span>
<span class="fc" id="L188">        return;</span>
<span class="pc bpc" id="L189" title="3 of 6 branches missed.">      } else if (configFileArgument == null &amp;&amp; configArgument == null &amp;&amp; analyzerArgument==null) {</span>
<span class="nc" id="L190">        throw new IOException(&quot;no configuration&quot;);</span>
      } else {
<span class="fc bfc" id="L192" title="All 2 branches covered.">        if (configFileArgument != null) {</span>
          try {
<span class="fc" id="L194">            config = MtasConfiguration.readConfiguration(</span>
<span class="fc" id="L195">                resourceLoader.openResource(configFileArgument));</span>
<span class="nc" id="L196">          } catch (IOException e) {</span>
<span class="nc" id="L197">            throw new IOException(</span>
                &quot;Problem loading configuration from &quot; + configFileArgument, e);
<span class="fc" id="L199">          }</span>
        }
<span class="fc bfc" id="L201" title="All 2 branches covered.">        if (configArgument != null) {</span>
          try {
<span class="fc" id="L203">            configs = MtasConfiguration.readMtasTokenizerConfigurations(</span>
                resourceLoader, configArgument);
<span class="nc" id="L205">          } catch (IOException e) {</span>
<span class="nc" id="L206">            throw new IOException(</span>
                &quot;Problem loading configurations from &quot; + configArgument, e);
<span class="fc" id="L208">          }</span>
        }
<span class="pc bpc" id="L210" title="1 of 2 branches missed.">        if (analyzerArgument != null) {</span>
<span class="nc" id="L211">          configs = null;</span>
<span class="nc" id="L212">          config = new MtasConfiguration();</span>
<span class="nc" id="L213">          MtasConfiguration subConfig = new MtasConfiguration();</span>
<span class="nc" id="L214">          subConfig.name = &quot;parser&quot;;</span>
<span class="nc" id="L215">          subConfig.attributes.put(&quot;name&quot;, analyzerArgument);</span>
<span class="nc" id="L216">          subConfig.attributes.put(ARGUMENT_PARSER_ARGS, analyzerArgumentParserArgs);</span>
<span class="nc" id="L217">          config.children.add(subConfig);</span>
        }
      }
    }
<span class="fc" id="L221">  }</span>

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.lucene.analysis.util.ResourceLoaderAware#inform(org.apache.
   * lucene.analysis.util.ResourceLoader)
   */
  @Override
  public void inform(ResourceLoader loader) throws IOException {
<span class="fc" id="L231">    init(loader);</span>
<span class="fc" id="L232">  }</span>

}
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