Adds missing documentation. Added changelog

Signed-off-by: uri.nudelman <uriel.nudelman@offerup.com>

CHANGELOG.md

@@ -33,6 +33,7 @@ This section is for maintaining a changelog for all breaking changes for the cli
 ## [Unreleased 2.x]
 
 ### Added
+- Adds `queryImage` (query_image) field to `NeuralQuery`, following definition in ([Neural Query](https://opensearch.org/docs/latest/query-dsl/specialized/neural/)) ([#1137](https://github.com/opensearch-project/opensearch-java/pull/1138))
 
 ### Dependencies
 

java-client/src/main/java/org/opensearch/client/opensearch/_types/query_dsl/NeuralQuery.java

@@ -70,7 +70,8 @@ public final String field() {
     }
 
     /**
-     * Required - Search query text.
+     * Required - The query_text if query_image is not set.
+     * Optional - The query_text if query_image is set.
      *
      * @return Search query text.
      */
@@ -79,7 +80,8 @@ public final String queryText() {
     }
 
     /**
-     * Required - Search query image.
+     * Required - The query_image if query_text is not set.
+     * Optional - The query_image if query_text is set.
      *
      * @return Search query image.
      */
@@ -178,7 +180,8 @@ public NeuralQuery.Builder field(@Nullable String field) {
         }
 
         /**
-         * Required - Search query text.
+         * Required - The query_text if query_image is not set.
+         * Optional - The query_text if query_image is set.
          *
          * @param queryText Search query text.
          * @return This builder.
@@ -189,7 +192,8 @@ public NeuralQuery.Builder queryText(@Nullable String queryText) {
         }
 
         /**
-         * Required - Search query image.
+         * Required - The query_image if query_text is not set.
+         * Optional - The query_image if query_text is set.
          *
          * @param queryImage Search query image.
          * @return This builder.

java-client/src/main/java/org/opensearch/client/util/MissingRequiredPropertiesException.java

@@ -6,30 +6,6 @@
  * compatible open source license.
  */
 
-/*
- * Licensed to Elasticsearch B.V. under one or more contributor
- * license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright
- * ownership. Elasticsearch B.V. licenses this file to you under
- * the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-/*
- * Modifications Copyright OpenSearch Contributors. See
- * GitHub history for details.
- */
-
 package org.opensearch.client.util;
 
 import java.util.StringJoiner;