lucene4/lucene-4.10.4-morfologik-stemming.patch

diff -Nru lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikAnalyzer.java lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikAnalyzer.java
--- lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikAnalyzer.java	2014-08-21 05:12:52.000000000 +0200
+++ lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikAnalyzer.java	2016-04-30 01:39:55.894913112 +0200
@@ -20,6 +20,9 @@
 
 import java.io.Reader;
 
+import morfologik.stemming.Dictionary;
+import morfologik.stemming.polish.PolishStemmer;
+
 import org.apache.lucene.analysis.Analyzer;
 import org.apache.lucene.analysis.Tokenizer;
 import org.apache.lucene.analysis.standard.StandardFilter;
@@ -31,7 +34,7 @@
  * @see <a href="http://morfologik.blogspot.com/">Morfologik project page</a>
  */
 public class MorfologikAnalyzer extends Analyzer {
-  private final String dictionary;
+  private final Dictionary dictionary;
 
   /**
    * Builds an analyzer with an explicit dictionary resource.
@@ -43,32 +46,15 @@
    * 
    * @see "http://morfologik.blogspot.com/"
    */
-  public MorfologikAnalyzer(final String dictionaryResource) {
-    this.dictionary = dictionaryResource;
-  }
-
-  /**
-   * @deprecated Use {@link #MorfologikAnalyzer(String)}
-   */
-  @Deprecated
-  public MorfologikAnalyzer(final Version version, final String dictionaryResource) {
-    setVersion(version);
-    this.dictionary = dictionaryResource;
+  public MorfologikAnalyzer(final Dictionary dictionary) {
+    this.dictionary = dictionary;
   }
 
   /**
    * Builds an analyzer with the default Morfologik's Polish dictionary.
    */
   public MorfologikAnalyzer() {
-    this(MorfologikFilterFactory.DEFAULT_DICTIONARY_RESOURCE);
-  }
-
-  /**
-   * @deprecated Use {@link #MorfologikAnalyzer()}
-   */
-  @Deprecated
-  public MorfologikAnalyzer(final Version version) {
-    this(version, MorfologikFilterFactory.DEFAULT_DICTIONARY_RESOURCE);
+    this(new PolishStemmer().getDictionary());
   }
 
   /**
@@ -88,6 +74,6 @@
     
     return new TokenStreamComponents(
         src, 
-        new MorfologikFilter(new StandardFilter(getVersion(), src), dictionary, getVersion()));
+        new MorfologikFilter(new StandardFilter(src), dictionary));
   }
 }
diff -Nru lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilterFactory.java lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilterFactory.java
--- lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilterFactory.java	2014-08-21 05:12:52.000000000 +0200
+++ lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilterFactory.java	2016-04-30 01:08:24.560899492 +0200
@@ -18,8 +18,13 @@
  */
 
 import java.util.Map;
+import java.util.Objects;
 import java.util.logging.Logger;
 
+import morfologik.stemming.Dictionary;
+import morfologik.stemming.DictionaryMetadata;
+import morfologik.stemming.polish.PolishStemmer;
+
 import org.apache.lucene.analysis.TokenStream;
 import org.apache.lucene.analysis.util.TokenFilterFactory;
 
@@ -48,6 +53,9 @@
    */
   private final String dictionaryResource;
 
+  /** Loaded {@link Dictionary}, initialized on {@link #inform(ResourceLoader)}. */
+  private Dictionary dictionary;
+  
   /** Schema attribute. */
   @Deprecated
   public static final String DICTIONARY_SCHEMA_ATTRIBUTE = "dictionary";
@@ -79,6 +87,6 @@
 
   @Override
   public TokenStream create(TokenStream ts) {
-    return new MorfologikFilter(ts, dictionaryResource);
+    return new MorfologikFilter(ts, Objects.requireNonNull(dictionary, "MorfologikFilterFactory was not fully initialized."));
   }
 }
diff -Nru lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilter.java lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilter.java
--- lucene-4.10.4/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilter.java	2014-08-21 05:12:52.000000000 +0200
+++ lucene-4.10.4.morfologik-stemming/lucene/analysis/morfologik/src/java/org/apache/lucene/analysis/morfologik/MorfologikFilter.java	2016-04-30 01:25:55.949415627 +0200
@@ -22,7 +22,11 @@
 import java.util.*;
 import java.util.regex.Pattern;
 
-import morfologik.stemming.*;
+import morfologik.stemming.Dictionary;
+import morfologik.stemming.DictionaryLookup;
+import morfologik.stemming.IStemmer;
+import morfologik.stemming.WordData;
+import morfologik.stemming.polish.PolishStemmer;
 
 import org.apache.lucene.analysis.TokenFilter;
 import org.apache.lucene.analysis.TokenStream;
@@ -49,7 +53,7 @@
   private final KeywordAttribute keywordAttr = addAttribute(KeywordAttribute.class);
 
   private final CharsRefBuilder scratch = new CharsRefBuilder();
-  private final CharacterUtils charUtils;
+  private final CharacterUtils charUtils = CharacterUtils.getInstance();
 
   private State current;
   private final TokenStream input;
@@ -64,46 +68,20 @@
    * Creates a filter with the default (Polish) dictionary.
    */
   public MorfologikFilter(final TokenStream in) {
-    this(in, MorfologikFilterFactory.DEFAULT_DICTIONARY_RESOURCE);
+    this(in, new PolishStemmer().getDictionary());
   }
 
   /**
-   * @deprecated Use {@link #MorfologikFilter(TokenStream)}
-   */
-  @Deprecated
-  public MorfologikFilter(final TokenStream in, final Version version) {
-    this(in, MorfologikFilterFactory.DEFAULT_DICTIONARY_RESOURCE, version);
-  }
-
-  /**
-   * Creates a filter with a given dictionary resource.
+   * Creates a filter with a given dictionary.
    *
    * @param in input token stream.
-   * @param dict Dictionary resource from classpath.
+   * @param dict Dictionary to use for stemming.
    */
-  public MorfologikFilter(final TokenStream in, final String dict) {
-    this(in, dict, Version.LATEST);
-  }
-
-  /**
-   * @deprecated Use {@link #MorfologikFilter(TokenStream,String)}
-   */
-  @Deprecated
-  public MorfologikFilter(final TokenStream in, final String dict, final Version version) {
+  public MorfologikFilter(final TokenStream in, final Dictionary dict) {
     super(in);
     this.input = in;
-
-    // SOLR-4007: temporarily substitute context class loader to allow finding dictionary resources.
-    Thread me = Thread.currentThread();
-    ClassLoader cl = me.getContextClassLoader();
-    try {
-      me.setContextClassLoader(morfologik.stemming.Dictionary.class.getClassLoader());
-      this.stemmer = new DictionaryLookup(morfologik.stemming.Dictionary.getForLanguage(dict));
-      this.charUtils = CharacterUtils.getInstance(version);
-      this.lemmaList = Collections.emptyList();
-    } finally {
-      me.setContextClassLoader(cl);
-    }  
+    this.stemmer = new DictionaryLookup(dict);
+    this.lemmaList = Collections.emptyList();
   }
 
   /**