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Fix merging of search_as_you_type field mapper #40593

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Merged
merged 2 commits into from
Mar 29, 2019
Merged

Fix merging of search_as_you_type field mapper #40593

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c8d9d83
Fix merging of search_as_you_type field mapper
jimczi Mar 28, 2019
9a4bfb0
address review
jimczi Mar 28, 2019
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16 changes: 13 additions & 3 deletions ...apper-extras/src/main/java/org/elasticsearch/index/mapper/SearchAsYouTypeFieldMapper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -516,7 +516,7 @@ protected void parseCreateField(ParseContext context, List<IndexableField> field

@Override
protected String contentType() {
return CONTENT_TYPE;
return "shingle";
}
}

Expand Down Expand Up @@ -663,6 +663,16 @@ public SearchAsYouTypeFieldMapper(String simpleName,
this.maxShingleSize = maxShingleSize;
}

@Override
public FieldMapper updateFieldType(Map<String, MappedFieldType> fullNameToFieldType) {
SearchAsYouTypeFieldMapper fieldMapper = (SearchAsYouTypeFieldMapper) super.updateFieldType(fullNameToFieldType);
fieldMapper.prefixField = (PrefixFieldMapper) fieldMapper.prefixField.updateFieldType(fullNameToFieldType);
for (int i = 0; i < fieldMapper.shingleFields.length; i++) {
fieldMapper.shingleFields[i] = (ShingleFieldMapper) fieldMapper.shingleFields[i].updateFieldType(fullNameToFieldType);
}
return fieldMapper;
}

@Override
protected void parseCreateField(ParseContext context, List<IndexableField> fields) throws IOException {
final String value = context.externalValueSet() ? context.externalValue().toString() : context.parser().textOrNull();
Expand Down Expand Up @@ -692,10 +702,10 @@ protected void doMerge(Mapper mergeWith) {
super.doMerge(mergeWith);
SearchAsYouTypeFieldMapper mw = (SearchAsYouTypeFieldMapper) mergeWith;
if (mw.maxShingleSize != maxShingleSize) {
throw new IllegalArgumentException("mapper [" + name() + "] has different maxShingleSize setting, current ["
throw new IllegalArgumentException("mapper [" + name() + "] has different [max_shingle_size] setting, current ["
+ this.maxShingleSize + "], merged [" + mw.maxShingleSize + "]");
}
this.prefixField = (PrefixFieldMapper) this.prefixField.merge(mw);
this.prefixField = (PrefixFieldMapper) this.prefixField.merge(mw.prefixField);

ShingleFieldMapper[] shingleFieldMappers = new ShingleFieldMapper[mw.shingleFields.length];
for (int i = 0; i < shingleFieldMappers.length; i++) {
Expand Down
55 changes: 55 additions & 0 deletions ...-extras/src/test/java/org/elasticsearch/index/mapper/SearchAsYouTypeFieldMapperTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,7 @@
import static java.util.Arrays.asList;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.hasProperty;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.notNullValue;
Expand Down Expand Up @@ -180,6 +181,60 @@ public void testConfiguration() throws IOException {
getShingleFieldMapper(defaultMapper, "a_field._4gram").fieldType(), 4, analyzerName, prefixFieldMapper.fieldType());
}

public void testSimpleMerge() throws IOException {
MapperService mapperService = createIndex("test").mapperService();
{
String mapping = Strings.toString(XContentFactory.jsonBuilder().startObject()
.startObject("_doc")
.startObject("properties")
.startObject("a_field")
.field("type", "search_as_you_type")
.field("analyzer", "standard")
.endObject()
.endObject()
.endObject().endObject());
DocumentMapper mapper = mapperService.merge("_doc",
new CompressedXContent(mapping), MapperService.MergeReason.MAPPING_UPDATE);
}

{
String mapping = Strings.toString(XContentFactory.jsonBuilder().startObject()
.startObject("_doc")
.startObject("properties")
.startObject("a_field")
.field("type", "search_as_you_type")
.field("analyzer", "standard")
.endObject()
.startObject("b_field")
.field("type", "text")
.endObject()
.endObject()
.endObject().endObject());
DocumentMapper mapper = mapperService.merge("_doc",
new CompressedXContent(mapping), MapperService.MergeReason.MAPPING_UPDATE);
}

{
String mapping = Strings.toString(XContentFactory.jsonBuilder().startObject()
.startObject("_doc")
.startObject("properties")
.startObject("a_field")
.field("type", "search_as_you_type")
.field("analyzer", "standard")
.field("max_shingle_size", "4")
.endObject()
.startObject("b_field")
.field("type", "text")
.endObject()
.endObject()
.endObject().endObject());
IllegalArgumentException e = expectThrows(IllegalArgumentException.class,
() -> mapperService.merge("_doc",
new CompressedXContent(mapping), MapperService.MergeReason.MAPPING_UPDATE));
assertThat(e.getMessage(), containsString("different [max_shingle_size]"));
}
}

public void testIndexOptions() throws IOException {
final String mapping = Strings.toString(XContentFactory.jsonBuilder()
.startObject()
Expand Down