Re-enable support for array-valued geo_shape fields. (#58786)

A regression in the mapping code led to geo_shape no longer supporting
array-valued fields. This commit fixes this support and adds an integration
test to make sure this problem does not return!

server/src/main/java/org/elasticsearch/index/mapper/AbstractGeometryFieldMapper.java

@@ -283,11 +283,6 @@ public abstract class AbstractGeometryFieldMapper<Parsed, Processed> extends Fie
     protected abstract void addDocValuesFields(String name, Processed geometry, List<IndexableField> fields, ParseContext context);
     protected abstract void addMultiFields(ParseContext context, Processed geometry) throws IOException;
 
-    @Override
-    public final boolean parsesArrayValue() {
-        return true;
-    }
-
     /** parsing logic for geometry indexing */
     @Override
     public void parse(ParseContext context) throws IOException {

server/src/main/java/org/elasticsearch/index/mapper/AbstractPointGeometryFieldMapper.java

@@ -130,6 +130,11 @@ public abstract class AbstractPointGeometryFieldMapper<Parsed, Processed> extend
         this.nullValue = nullValue;
     }
 
+    @Override
+    public final boolean parsesArrayValue() {
+        return true;
+    }
+
     @Override
     protected void mergeOptions(FieldMapper other, List<String> conflicts) {
         AbstractPointGeometryFieldMapper gpfm = (AbstractPointGeometryFieldMapper)other;

server/src/main/java/org/elasticsearch/index/mapper/AbstractShapeGeometryFieldMapper.java

@@ -197,6 +197,11 @@ public abstract class AbstractShapeGeometryFieldMapper<Parsed, Processed> extend
         this.orientation = orientation;
     }
 
+    @Override
+    public final boolean parsesArrayValue() {
+        return false;
+    }
+
     @Override
     protected final void mergeOptions(FieldMapper other, List<String> conflicts) {
         AbstractShapeGeometryFieldMapper gsfm = (AbstractShapeGeometryFieldMapper)other;

server/src/test/java/org/elasticsearch/index/mapper/GeoShapeFieldMapperTests.java

@@ -18,13 +18,16 @@
  */
 package org.elasticsearch.index.mapper;
 
+import org.apache.lucene.index.IndexableField;
 import org.elasticsearch.common.Explicit;
 import org.elasticsearch.common.Strings;
+import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.geo.builders.ShapeBuilder;
 import org.elasticsearch.common.xcontent.ToXContent;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
+import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.test.InternalSettingsPlugin;
 import org.elasticsearch.test.TestGeoShapeFieldMapperPlugin;
@@ -38,6 +41,7 @@ import java.util.Set;
 import static org.elasticsearch.index.mapper.AbstractGeometryFieldMapper.Names.IGNORE_Z_VALUE;
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.hasSize;
 import static org.hamcrest.Matchers.instanceOf;
 
 public class GeoShapeFieldMapperTests extends FieldMapperTestCase<GeoShapeFieldMapper.Builder> {
@@ -302,6 +306,41 @@ public class GeoShapeFieldMapperTests extends FieldMapperTestCase<GeoShapeFieldM
         }
     }
 
+    public void testGeoShapeArrayParsing() throws Exception {
+        String mapping = Strings.toString(XContentFactory.jsonBuilder()
+            .startObject()
+            .startObject("properties")
+            .startObject("location")
+            .field("type", "geo_shape")
+            .endObject()
+            .endObject()
+            .endObject());
+
+        DocumentMapper mapper = createIndex("test").mapperService().documentMapperParser()
+            .parse("_doc", new CompressedXContent(mapping));
+
+        BytesReference arrayedDoc = BytesReference.bytes(XContentFactory.jsonBuilder()
+            .startObject()
+            .startArray("shape")
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(176.0).value(15.0).endArray()
+            .endObject()
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(76.0).value(-15.0).endArray()
+            .endObject()
+            .endArray()
+            .endObject()
+        );
+
+        SourceToParse sourceToParse = new SourceToParse("test", "1", arrayedDoc, XContentType.JSON);
+        ParsedDocument document = mapper.parse(sourceToParse);
+        assertThat(document.docs(), hasSize(1));
+        IndexableField[] fields = document.docs().get(0).getFields("shape.type");
+        assertThat(fields.length, equalTo(2));
+    }
+
     public String toXContentString(GeoShapeFieldMapper mapper, boolean includeDefaults) throws IOException {
         XContentBuilder builder = XContentFactory.jsonBuilder().startObject();
         ToXContent.Params params;

server/src/test/java/org/elasticsearch/index/mapper/LegacyGeoShapeFieldMapperTests.java

@@ -18,6 +18,7 @@
  */
 package org.elasticsearch.index.mapper;
 
+import org.apache.lucene.index.IndexableField;
 import org.apache.lucene.spatial.prefix.PrefixTreeStrategy;
 import org.apache.lucene.spatial.prefix.RecursivePrefixTreeStrategy;
 import org.apache.lucene.spatial.prefix.tree.GeohashPrefixTree;
@@ -26,6 +27,7 @@ import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.ElasticsearchParseException;
 import org.elasticsearch.common.Explicit;
 import org.elasticsearch.common.Strings;
+import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.geo.GeoUtils;
 import org.elasticsearch.common.geo.ShapeRelation;
@@ -34,6 +36,7 @@ import org.elasticsearch.common.geo.builders.ShapeBuilder;
 import org.elasticsearch.common.xcontent.ToXContent;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
+import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.geometry.Point;
 import org.elasticsearch.index.query.QueryShardContext;
 import org.elasticsearch.plugins.Plugin;
@@ -49,6 +52,7 @@ import java.util.Set;
 import static org.elasticsearch.index.mapper.AbstractGeometryFieldMapper.Names.IGNORE_Z_VALUE;
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.hasSize;
 import static org.hamcrest.Matchers.instanceOf;
 import static org.hamcrest.Matchers.not;
 import static org.mockito.Mockito.mock;
@@ -783,6 +787,43 @@ public class LegacyGeoShapeFieldMapperTests extends FieldMapperTestCase<LegacyGe
             );
     }
 
+    public void testGeoShapeArrayParsing() throws Exception {
+        String mapping = Strings.toString(XContentFactory.jsonBuilder()
+            .startObject()
+            .startObject("properties")
+            .startObject("location")
+            .field("type", "geo_shape")
+            .field("tree", "quadtree")
+            .endObject()
+            .endObject()
+            .endObject());
+
+        DocumentMapper mapper = createIndex("test").mapperService().documentMapperParser()
+            .parse("_doc", new CompressedXContent(mapping));
+
+        BytesReference arrayedDoc = BytesReference.bytes(XContentFactory.jsonBuilder()
+            .startObject()
+            .startArray("shape")
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(176.0).value(15.0).endArray()
+            .endObject()
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(76.0).value(-15.0).endArray()
+            .endObject()
+            .endArray()
+            .endObject()
+        );
+
+        SourceToParse sourceToParse = new SourceToParse("test", "1", arrayedDoc, XContentType.JSON);
+        ParsedDocument document = mapper.parse(sourceToParse);
+        assertThat(document.docs(), hasSize(1));
+        IndexableField[] fields = document.docs().get(0).getFields("shape.type");
+        assertThat(fields.length, equalTo(2));
+        assertFieldWarnings("tree");
+    }
+
     public String toXContentString(LegacyGeoShapeFieldMapper mapper, boolean includeDefaults) throws IOException {
         XContentBuilder builder = XContentFactory.jsonBuilder().startObject();
         ToXContent.Params params;

x-pack/plugin/spatial/src/test/java/org/elasticsearch/xpack/spatial/index/mapper/GeoShapeWithDocValuesFieldMapperTests.java

@@ -24,20 +24,25 @@
  */
 package org.elasticsearch.xpack.spatial.index.mapper;
 
+import org.apache.lucene.index.IndexableField;
 import org.elasticsearch.Version;
 import org.elasticsearch.common.Explicit;
 import org.elasticsearch.common.Strings;
+import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.geo.builders.ShapeBuilder;
 import org.elasticsearch.common.xcontent.ToXContent;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
+import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.index.mapper.AbstractShapeGeometryFieldMapper;
 import org.elasticsearch.index.mapper.DocumentMapper;
 import org.elasticsearch.index.mapper.DocumentMapperParser;
 import org.elasticsearch.index.mapper.FieldMapperTestCase;
 import org.elasticsearch.index.mapper.Mapper;
 import org.elasticsearch.index.mapper.MapperService;
+import org.elasticsearch.index.mapper.ParsedDocument;
+import org.elasticsearch.index.mapper.SourceToParse;
 import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.test.InternalSettingsPlugin;
 import org.elasticsearch.test.VersionUtils;
@@ -53,6 +58,7 @@ import java.util.Set;
 import static org.elasticsearch.index.mapper.AbstractPointGeometryFieldMapper.Names.IGNORE_Z_VALUE;
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.hasSize;
 import static org.hamcrest.Matchers.instanceOf;
 
 public class GeoShapeWithDocValuesFieldMapperTests extends FieldMapperTestCase<GeoShapeWithDocValuesFieldMapper.Builder> {
@@ -395,6 +401,41 @@ public class GeoShapeWithDocValuesFieldMapperTests extends FieldMapperTestCase<G
         assertTrue(serialized, serialized.contains("\"doc_values\":" + docValues));
     }
 
+    public void testGeoShapeArrayParsing() throws Exception {
+        String mapping = Strings.toString(XContentFactory.jsonBuilder()
+            .startObject()
+            .startObject("properties")
+            .startObject("location")
+            .field("type", "geo_shape")
+            .endObject()
+            .endObject()
+            .endObject());
+
+        DocumentMapper mapper = createIndex("test").mapperService().documentMapperParser()
+            .parse("_doc", new CompressedXContent(mapping));
+
+        BytesReference arrayedDoc = BytesReference.bytes(XContentFactory.jsonBuilder()
+            .startObject()
+            .startArray("shape")
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(176.0).value(15.0).endArray()
+            .endObject()
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(76.0).value(-15.0).endArray()
+            .endObject()
+            .endArray()
+            .endObject()
+        );
+
+        SourceToParse sourceToParse = new SourceToParse("test", "1", arrayedDoc, XContentType.JSON);
+        ParsedDocument document = mapper.parse(sourceToParse);
+        assertThat(document.docs(), hasSize(1));
+        IndexableField[] fields = document.docs().get(0).getFields("shape.type");
+        assertThat(fields.length, equalTo(2));
+    }
+
     public String toXContentString(GeoShapeWithDocValuesFieldMapper mapper, boolean includeDefaults) throws IOException {
         XContentBuilder builder = XContentFactory.jsonBuilder().startObject();
         ToXContent.Params params;

x-pack/plugin/spatial/src/test/java/org/elasticsearch/xpack/spatial/index/mapper/ShapeFieldMapperTests.java

@@ -5,24 +5,30 @@
  */
 package org.elasticsearch.xpack.spatial.index.mapper;
 
+import org.apache.lucene.index.IndexableField;
 import org.elasticsearch.common.Explicit;
 import org.elasticsearch.common.Strings;
+import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.geo.builders.ShapeBuilder;
 import org.elasticsearch.common.xcontent.ToXContent;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
+import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.index.mapper.AbstractShapeGeometryFieldMapper;
 import org.elasticsearch.index.mapper.DocumentMapper;
 import org.elasticsearch.index.mapper.DocumentMapperParser;
 import org.elasticsearch.index.mapper.Mapper;
 import org.elasticsearch.index.mapper.MapperService;
+import org.elasticsearch.index.mapper.ParsedDocument;
+import org.elasticsearch.index.mapper.SourceToParse;
 
 import java.io.IOException;
 import java.util.Collections;
 
 import static org.elasticsearch.index.mapper.AbstractPointGeometryFieldMapper.Names.IGNORE_Z_VALUE;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.hasSize;
 import static org.hamcrest.Matchers.instanceOf;
 
 /** testing for {@link org.elasticsearch.xpack.spatial.index.mapper.ShapeFieldMapper} */
@@ -268,6 +274,41 @@ public class ShapeFieldMapperTests extends CartesianFieldMapperTests {
         }
     }
 
+    public void testShapeArrayParsing() throws Exception {
+        String mapping = Strings.toString(XContentFactory.jsonBuilder()
+            .startObject()
+            .startObject("properties")
+            .startObject("location")
+            .field("type", "shape")
+            .endObject()
+            .endObject()
+            .endObject());
+
+        DocumentMapper mapper = createIndex("test").mapperService().documentMapperParser()
+            .parse("_doc", new CompressedXContent(mapping));
+
+        BytesReference arrayedDoc = BytesReference.bytes(XContentFactory.jsonBuilder()
+            .startObject()
+            .startArray("shape")
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(176.0).value(15.0).endArray()
+            .endObject()
+            .startObject()
+            .field("type", "Point")
+            .startArray("coordinates").value(76.0).value(-15.0).endArray()
+            .endObject()
+            .endArray()
+            .endObject()
+        );
+
+        SourceToParse sourceToParse = new SourceToParse("test", "1", arrayedDoc, XContentType.JSON);
+        ParsedDocument document = mapper.parse(sourceToParse);
+        assertThat(document.docs(), hasSize(1));
+        IndexableField[] fields = document.docs().get(0).getFields("shape.type");
+        assertThat(fields.length, equalTo(2));
+    }
+
     public String toXContentString(ShapeFieldMapper mapper, boolean includeDefaults) throws IOException {
         XContentBuilder builder = XContentFactory.jsonBuilder().startObject();
         ToXContent.Params params;