[Backport 2.x] Require MediaType in Strings.toString API (#6009)

CHANGELOG.md

@@ -47,6 +47,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - [Refactor] core.common to new opensearch-common library ([#5976](https://github.com/opensearch-project/OpenSearch/pull/5976))
 - Update API spec for cluster health API ([#6399](https://github.com/opensearch-project/OpenSearch/pull/6399))
 - Remove deprecated org.gradle.util.DistributionLocator usage ([#6212](https://github.com/opensearch-project/OpenSearch/pull/6212))
+- Require MediaType in Strings.toString API ([#6009](https://github.com/opensearch-project/OpenSearch/pull/6009))
 
 ### Deprecated
 

client/rest-high-level/src/main/java/org/opensearch/client/slm/SnapshotLifecyclePolicy.java

@@ -39,6 +39,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Map;
@@ -168,6 +169,6 @@ public boolean equals(Object obj) {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 }

client/rest-high-level/src/main/java/org/opensearch/client/slm/SnapshotLifecyclePolicyMetadata.java

@@ -39,6 +39,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.snapshots.SnapshotId;
 
 import java.io.IOException;
@@ -288,7 +289,7 @@ public boolean equals(Object obj) {
 
         @Override
         public String toString() {
-            return Strings.toString(this);
+            return Strings.toString(XContentType.JSON, this);
         }
     }
 }

client/rest-high-level/src/main/java/org/opensearch/client/slm/SnapshotLifecycleStats.java

@@ -40,6 +40,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Collections;
@@ -187,7 +188,7 @@ public boolean equals(Object obj) {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 
     public static class SnapshotPolicyStats implements ToXContentFragment {

client/rest-high-level/src/main/java/org/opensearch/client/slm/SnapshotRetentionConfiguration.java

@@ -40,6 +40,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Objects;
@@ -150,6 +151,6 @@ public boolean equals(Object obj) {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 }

distribution/archives/integ-test-zip/src/test/java/org/opensearch/test/rest/NodeRestUsageIT.java

@@ -36,6 +36,7 @@
 import org.opensearch.client.Response;
 import org.opensearch.client.ResponseException;
 import org.opensearch.common.Strings;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.search.aggregations.AggregationBuilders;
 import org.opensearch.search.builder.SearchSourceBuilder;
 
@@ -171,8 +172,8 @@ public void testAggregationUsage() throws IOException {
             .aggregation(AggregationBuilders.terms("str_terms").field("str.keyword"))
             .aggregation(AggregationBuilders.terms("num_terms").field("num"))
             .aggregation(AggregationBuilders.avg("num_avg").field("num"));
-        searchRequest.setJsonEntity(Strings.toString(searchSource));
-        searchRequest.setJsonEntity(Strings.toString(searchSource));
+        searchRequest.setJsonEntity(Strings.toString(XContentType.JSON, searchSource));
+        searchRequest.setJsonEntity(Strings.toString(XContentType.JSON, searchSource));
         client().performRequest(searchRequest);
 
         searchRequest = new Request("GET", "/test/_search");
@@ -181,8 +182,8 @@ public void testAggregationUsage() throws IOException {
             .aggregation(AggregationBuilders.avg("num1").field("num"))
             .aggregation(AggregationBuilders.avg("num2").field("num"))
             .aggregation(AggregationBuilders.terms("foo").field("foo.keyword"));
-        String r = Strings.toString(searchSource);
-        searchRequest.setJsonEntity(Strings.toString(searchSource));
+        String r = Strings.toString(XContentType.JSON, searchSource);
+        searchRequest.setJsonEntity(Strings.toString(XContentType.JSON, searchSource));
         client().performRequest(searchRequest);
 
         Response response = client().performRequest(new Request("GET", "_nodes/usage"));

libs/x-content/src/main/java/org/opensearch/common/xcontent/MediaType.java

@@ -62,4 +62,6 @@ public interface MediaType {
     default String typeWithSubtype() {
         return type() + "/" + subtype();
     }
+
+    XContent xContent();
 }

libs/x-content/src/main/java/org/opensearch/common/xcontent/XContentType.java

@@ -190,8 +190,6 @@ public String mediaType() {
         return mediaTypeWithoutParameters();
     }
 
-    public abstract XContent xContent();
-
     public abstract String mediaTypeWithoutParameters();
 
     @Override

libs/x-content/src/test/java/org/opensearch/common/xcontent/SimpleStruct.java

@@ -101,6 +101,6 @@ public int hashCode() {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 }

modules/lang-mustache/src/main/java/org/opensearch/script/mustache/MultiSearchTemplateResponse.java

@@ -46,6 +46,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Arrays;
@@ -206,6 +207,6 @@ public static MultiSearchTemplateResponse fromXContext(XContentParser parser) {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 }

modules/mapper-extras/src/test/java/org/opensearch/index/mapper/SearchAsYouTypeFieldMapperTests.java

@@ -53,6 +53,7 @@
 import org.opensearch.common.Strings;
 import org.opensearch.common.lucene.search.MultiPhrasePrefixQuery;
 import org.opensearch.common.xcontent.XContentBuilder;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.index.IndexSettings;
 import org.opensearch.index.analysis.AnalyzerScope;
 import org.opensearch.index.analysis.IndexAnalyzers;
@@ -609,15 +610,15 @@ public void testAnalyzerSerialization() throws IOException {
             b.field("type", "search_as_you_type");
             b.field("analyzer", "simple");
         }));
-        String serialized = Strings.toString(ms.documentMapper());
+        String serialized = Strings.toString(XContentType.JSON, ms.documentMapper());
         assertEquals(
             serialized,
             "{\"_doc\":{\"properties\":{\"field\":"
                 + "{\"type\":\"search_as_you_type\",\"doc_values\":false,\"max_shingle_size\":3,\"analyzer\":\"simple\"}}}}"
         );
 
         merge(ms, mapping(b -> {}));
-        assertEquals(serialized, Strings.toString(ms.documentMapper()));
+        assertEquals(serialized, Strings.toString(XContentType.JSON, ms.documentMapper()));
     }
 
     private void documentParsingTestCase(Collection<String> values) throws IOException {

modules/rank-eval/src/main/java/org/opensearch/index/rankeval/RankEvalResponse.java

@@ -44,6 +44,7 @@
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
 import org.opensearch.common.xcontent.XContentParserUtils;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Collections;
@@ -105,7 +106,7 @@ public Map<String, Exception> getFailures() {
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 
     @Override

modules/rank-eval/src/main/java/org/opensearch/index/rankeval/RankEvalSpec.java

@@ -43,6 +43,7 @@
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
 import org.opensearch.common.xcontent.XContentParserUtils;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.script.Script;
 
 import java.io.IOException;
@@ -249,7 +250,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 
     @Override

modules/rank-eval/src/main/java/org/opensearch/index/rankeval/RatedDocument.java

@@ -41,6 +41,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 
 import java.io.IOException;
 import java.util.Objects;
@@ -128,7 +129,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 
     @Override

modules/rank-eval/src/main/java/org/opensearch/index/rankeval/RatedRequest.java

@@ -42,6 +42,7 @@
 import org.opensearch.common.xcontent.ToXContentObject;
 import org.opensearch.common.xcontent.XContentBuilder;
 import org.opensearch.common.xcontent.XContentParser;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.index.rankeval.RatedDocument.DocumentKey;
 import org.opensearch.search.builder.SearchSourceBuilder;
 
@@ -340,7 +341,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
 
     @Override
     public String toString() {
-        return Strings.toString(this);
+        return Strings.toString(XContentType.JSON, this);
     }
 
     @Override

modules/rank-eval/src/test/java/org/opensearch/index/rankeval/DiscountedCumulativeGainTests.java

@@ -323,10 +323,13 @@ public void testMetricDetails() {
                     + ",\"unrated_docs\":"
                     + unratedDocs
                     + "}}",
-                Strings.toString(detail)
+                Strings.toString(XContentType.JSON, detail)
             );
         } else {
-            assertEquals("{\"dcg\":{\"dcg\":" + dcg + ",\"unrated_docs\":" + unratedDocs + "}}", Strings.toString(detail));
+            assertEquals(
+                "{\"dcg\":{\"dcg\":" + dcg + ",\"unrated_docs\":" + unratedDocs + "}}",
+                Strings.toString(XContentType.JSON, detail)
+            );
         }
     }
 

qa/full-cluster-restart/src/test/java/org/opensearch/upgrades/FullClusterRestartIT.java

@@ -46,6 +46,7 @@
 import org.opensearch.common.Strings;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.common.xcontent.XContentBuilder;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.common.xcontent.json.JsonXContent;
 import org.opensearch.common.xcontent.support.XContentMapValues;
 import org.opensearch.index.IndexSettings;
@@ -1372,7 +1373,7 @@ public void testResize() throws Exception {
                 if (randomBoolean()) {
                     settings.put(IndexSettings.INDEX_SOFT_DELETES_SETTING.getKey(), true);
                 }
-                shrinkRequest.setJsonEntity("{\"settings\":" + Strings.toString(settings.build()) + "}");
+                shrinkRequest.setJsonEntity("{\"settings\":" + Strings.toString(XContentType.JSON, settings.build()) + "}");
                 client().performRequest(shrinkRequest);
                 ensureGreenLongWait(target);
                 assertNumHits(target, numDocs + moreDocs, 1);
@@ -1384,7 +1385,7 @@ public void testResize() throws Exception {
                     settings.put(IndexSettings.INDEX_SOFT_DELETES_SETTING.getKey(), true);
                 }
                 Request splitRequest = new Request("PUT", "/" + index + "/_split/" + target);
-                splitRequest.setJsonEntity("{\"settings\":" + Strings.toString(settings.build()) + "}");
+                splitRequest.setJsonEntity("{\"settings\":" + Strings.toString(XContentType.JSON, settings.build()) + "}");
                 client().performRequest(splitRequest);
                 ensureGreenLongWait(target);
                 assertNumHits(target, numDocs + moreDocs, 6);

qa/multi-cluster-search/src/test/java/org/opensearch/search/CCSDuelIT.java

@@ -726,7 +726,7 @@ public void testCompletionSuggester() throws Exception {
         sourceBuilder.suggest(suggestBuilder);
         duelSearch(searchRequest, response -> {
             assertMultiClusterSearchResponse(response);
-            assertEquals(Strings.toString(response, true, true), 3, response.getSuggest().size());
+            assertEquals(Strings.toString(XContentType.JSON, response, true, true), 3, response.getSuggest().size());
             assertThat(response.getSuggest().getSuggestion("python").getEntries().size(), greaterThan(0));
             assertThat(response.getSuggest().getSuggestion("java").getEntries().size(), greaterThan(0));
             assertThat(response.getSuggest().getSuggestion("ruby").getEntries().size(), greaterThan(0));

qa/rolling-upgrade/src/test/java/org/opensearch/upgrades/MappingTypeRemovalIT.java

@@ -19,6 +19,7 @@
 import org.opensearch.cluster.metadata.IndexMetadata;
 import org.opensearch.common.Strings;
 import org.opensearch.common.settings.Settings;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.rest.RestStatus;
 
 import java.io.IOException;
@@ -203,7 +204,7 @@ private void bulk(String index, String valueSuffix, int count) throws IOExceptio
 
     private void createIndexWithDocMappings(String index, Settings settings, String mapping) throws IOException {
         Request createIndexWithMappingsRequest = new Request(HttpPut.METHOD_NAME, "/" + index);
-        String entity = "{\"settings\": " + Strings.toString(settings);
+        String entity = "{\"settings\": " + Strings.toString(XContentType.JSON, settings);
         if (mapping != null) {
             entity += ",\"mappings\" : {" + mapping + "}";
         }

qa/rolling-upgrade/src/test/java/org/opensearch/upgrades/RecoveryIT.java

@@ -45,6 +45,7 @@
 import org.opensearch.common.Strings;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.common.util.concurrent.AbstractRunnable;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.common.xcontent.support.XContentMapValues;
 import org.opensearch.index.IndexSettings;
 import org.opensearch.rest.RestStatus;
@@ -800,7 +801,7 @@ public void testSoftDeletesDisabledWarning() throws Exception {
                 settings.put(IndexSettings.INDEX_SOFT_DELETES_SETTING.getKey(), softDeletesEnabled);
             }
             Request request = new Request("PUT", "/" + indexName);
-            request.setJsonEntity("{\"settings\": " + Strings.toString(settings.build()) + "}");
+            request.setJsonEntity("{\"settings\": " + Strings.toString(XContentType.JSON, settings.build()) + "}");
             if (softDeletesEnabled == false) {
                 expectSoftDeletesWarning(request, indexName);
             }

qa/smoke-test-http/src/test/java/org/opensearch/http/SearchRestCancellationIT.java

@@ -98,7 +98,7 @@ public void testAutomaticCancellationDuringQueryPhase() throws Exception {
         Request searchRequest = new Request("GET", "/test/_search");
         SearchSourceBuilder searchSource = new SearchSourceBuilder().query(scriptQuery(
             new Script(ScriptType.INLINE, "mockscript", ScriptedBlockPlugin.SCRIPT_NAME, Collections.emptyMap())));
-        searchRequest.setJsonEntity(Strings.toString(searchSource));
+        searchRequest.setJsonEntity(Strings.toString(XContentType.JSON, searchSource));
         verifyCancellationDuringQueryPhase(SearchAction.NAME, searchRequest);
     }
 
@@ -147,7 +147,7 @@ public void testAutomaticCancellationDuringFetchPhase() throws Exception {
         Request searchRequest = new Request("GET", "/test/_search");
         SearchSourceBuilder searchSource = new SearchSourceBuilder().scriptField("test_field",
             new Script(ScriptType.INLINE, "mockscript", ScriptedBlockPlugin.SCRIPT_NAME, Collections.emptyMap()));
-        searchRequest.setJsonEntity(Strings.toString(searchSource));
+        searchRequest.setJsonEntity(Strings.toString(XContentType.JSON, searchSource));
         verifyCancellationDuringFetchPhase(SearchAction.NAME, searchRequest);
     }
 

server/src/internalClusterTest/java/org/opensearch/action/bulk/BulkWithUpdatesIT.java

@@ -741,13 +741,17 @@ public void testNoopUpdate() {
 
         final BulkItemResponse noopUpdate = bulkResponse.getItems()[0];
         assertThat(noopUpdate.getResponse().getResult(), equalTo(DocWriteResponse.Result.NOOP));
-        assertThat(Strings.toString(noopUpdate), noopUpdate.getResponse().getShardInfo().getSuccessful(), equalTo(2));
+        assertThat(Strings.toString(XContentType.JSON, noopUpdate), noopUpdate.getResponse().getShardInfo().getSuccessful(), equalTo(2));
 
         final BulkItemResponse notFoundUpdate = bulkResponse.getItems()[1];
         assertNotNull(notFoundUpdate.getFailure());
 
         final BulkItemResponse notFoundDelete = bulkResponse.getItems()[2];
         assertThat(notFoundDelete.getResponse().getResult(), equalTo(DocWriteResponse.Result.NOT_FOUND));
-        assertThat(Strings.toString(notFoundDelete), notFoundDelete.getResponse().getShardInfo().getSuccessful(), equalTo(2));
+        assertThat(
+            Strings.toString(XContentType.JSON, notFoundDelete),
+            notFoundDelete.getResponse().getShardInfo().getSuccessful(),
+            equalTo(2)
+        );
     }
 }

server/src/internalClusterTest/java/org/opensearch/cluster/routing/PrimaryAllocationIT.java

@@ -51,6 +51,7 @@
 import org.opensearch.common.collect.ImmutableOpenIntMap;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.common.util.set.Sets;
+import org.opensearch.common.xcontent.XContentType;
 import org.opensearch.gateway.GatewayAllocator;
 import org.opensearch.index.IndexNotFoundException;
 import org.opensearch.index.engine.Engine;
@@ -136,7 +137,7 @@ public void testBulkWeirdScenario() throws Exception {
         assertThat(bulkResponse.hasFailures(), equalTo(false));
         assertThat(bulkResponse.getItems().length, equalTo(2));
 
-        logger.info(Strings.toString(bulkResponse, true, true));
+        logger.info(Strings.toString(XContentType.JSON, bulkResponse, true, true));
 
         internalCluster().assertSeqNos();
 

server/src/internalClusterTest/java/org/opensearch/index/shard/IndexShardIT.java

@@ -430,7 +430,7 @@ public void testMaybeFlush() throws Exception {
             final FlushStats flushStats = shard.flushStats();
             logger.info(
                 "--> translog stats [{}] gen [{}] commit_stats [{}] flush_stats [{}/{}]",
-                Strings.toString(translogStats),
+                Strings.toString(XContentType.JSON, translogStats),
                 translog.getGeneration().translogFileGeneration,
                 commitStats.getUserData(),
                 flushStats.getPeriodic(),

server/src/internalClusterTest/java/org/opensearch/indices/recovery/IndexRecoveryIT.java

@@ -1589,7 +1589,10 @@ public void testRecoverLocallyUpToGlobalCheckpoint() throws Exception {
                         .getShard(0)
                         .getRetentionLeases();
                     throw new AssertionError(
-                        "expect an operation-based recovery:" + "retention leases" + Strings.toString(retentionLeases) + "]"
+                        "expect an operation-based recovery:"
+                            + "retention leases"
+                            + Strings.toString(XContentType.JSON, retentionLeases)
+                            + "]"
                     );
                 }
                 connection.sendRequest(requestId, action, request, options);