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throw IAE from suggesters that ignore onlyMorePopular arg 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1401024 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2012-10-22 19:23:18 +00:00
parent 4a17b6a1ed
commit 59fe6f6a21
4 changed files with 17 additions and 5 deletions
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4
lucene/suggest/src/java/org/apache/lucene/search/suggest/analyzing/AnalyzingSuggester.java
View File

@ -504,6 +504,10 @@ public class AnalyzingSuggester extends Lookup {
public List<LookupResult> lookup(final CharSequence key, boolean onlyMorePopular, int num) {
assert num > 0;
if (onlyMorePopular) {
throw new IllegalArgumentException("this suggester only works with onlyMorePopular=false");
}
//System.out.println("lookup key=" + key + " num=" + num);
try {

5
lucene/suggest/src/java/org/apache/lucene/search/suggest/fst/WFSTCompletionLookup.java
View File

@ -143,6 +143,11 @@ public class WFSTCompletionLookup extends Lookup {
@Override
public List<LookupResult> lookup(CharSequence key, boolean onlyMorePopular, int num) {
assert num > 0;
if (onlyMorePopular) {
throw new IllegalArgumentException("this suggester only works with onlyMorePopular=false");
}
BytesRef scratch = new BytesRef(key);
int prefixLength = scratch.length;
Arc<Long> arc = new Arc<Long>();

2
lucene/suggest/src/test/org/apache/lucene/search/suggest/fst/WFSTCompletionTest.java
View File

@ -46,7 +46,7 @@ public class WFSTCompletionTest extends LuceneTestCase {
assertEquals(50, results.get(0).value, 0.01F);
// make sure we don't get a dup exact suggestion:
results = suggester.lookup(_TestUtil.stringToCharSequence("foo", random), true, 2);
results = suggester.lookup(_TestUtil.stringToCharSequence("foo", random), false, 2);
assertEquals(1, results.size());
assertEquals("foo", results.get(0).key.toString());
assertEquals(50, results.get(0).value, 0.01F);

11
solr/core/src/java/org/apache/solr/spelling/suggest/Suggester.java
View File

@ -32,11 +32,12 @@ import org.apache.lucene.search.spell.Dictionary;
import org.apache.lucene.search.spell.HighFrequencyDictionary;
import org.apache.lucene.search.spell.SuggestMode;
import org.apache.lucene.search.suggest.FileDictionary;
import org.apache.lucene.search.suggest.Lookup;
import org.apache.lucene.search.suggest.Lookup.LookupResult;
import org.apache.lucene.search.suggest.Lookup;
import org.apache.lucene.search.suggest.analyzing.AnalyzingSuggester;
import org.apache.lucene.search.suggest.fst.WFSTCompletionLookup;
import org.apache.lucene.util.CharsRef;
import org.apache.lucene.util.IOUtils;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.core.SolrCore;
import org.apache.solr.search.SolrIndexSearcher;
@ -187,8 +188,10 @@ public class Suggester extends SolrSpellChecker {
scratch.chars = t.buffer();
scratch.offset = 0;
scratch.length = t.length();
List<LookupResult> suggestions = lookup.lookup(scratch,
(options.suggestMode == SuggestMode.SUGGEST_MORE_POPULAR), options.count);
boolean onlyMorePopular = (options.suggestMode == SuggestMode.SUGGEST_MORE_POPULAR) &&
!(lookup instanceof WFSTCompletionLookup) &&
!(lookup instanceof AnalyzingSuggester);
List<LookupResult> suggestions = lookup.lookup(scratch, onlyMorePopular, options.count);
if (suggestions == null) {
continue;
}