Add typless endpoints for get_source and exist_source

client/rest-high-level/src/test/java/org/elasticsearch/client/documentation/CRUDDocumentationIT.java

@@ -1258,8 +1258,7 @@ public void testGet() throws Exception {
             //tag::get-request
             GetRequest getRequest = new GetRequest(
                     "posts", // <1>
-                    "_doc",  // <2>
-                    "1");   // <3>
+                    "1");   // <2>
             //end::get-request
 
             //tag::get-execute
@@ -1269,7 +1268,6 @@ public void testGet() throws Exception {
             assertEquals(3, getResponse.getSourceAsMap().size());
             //tag::get-response
             String index = getResponse.getIndex();
-            String type = getResponse.getType();
             String id = getResponse.getId();
             if (getResponse.isExists()) {
                 long version = getResponse.getVersion();

docs/java-rest/high-level/document/get.asciidoc

@@ -17,8 +17,7 @@ A +{request}+ requires the following arguments:
 include-tagged::{doc-tests-file}[{api}-request]
 --------------------------------------------------
 <1> Index
-<2> Type
-<3> Document id
+<2> Document id
 
 [id="{upid}-{api}-request-optional-arguments"]
 ==== Optional arguments

docs/reference/docs/get.asciidoc

@@ -1,13 +1,13 @@
 [[docs-get]]
 == Get API
 
-The get API allows to get a typed JSON document from the index based on
+The get API allows to get a JSON document from the index based on
 its id. The following example gets a JSON document from an index called
-twitter, under a type called `_doc`, with id valued 0:
+twitter with id valued 0:
 
 [source,js]
 --------------------------------------------------
-GET twitter/_doc/0
+GET twitter/0
 --------------------------------------------------
 // CONSOLE
 // TEST[setup:twitter]
@@ -32,7 +32,7 @@ The result of the above get operation is:
 --------------------------------------------------
 // TESTRESPONSE
 
-The above result includes the `_index`, `_type`, `_id` and `_version`
+The above result includes the `_index`, `_id` and `_version`
 of the document we wish to retrieve, including the actual `_source`
 of the document if it could be found (as indicated by the `found`
 field in the response).
@@ -42,7 +42,7 @@ The API also allows to check for the existence of a document using
 
 [source,js]
 --------------------------------------------------
-HEAD twitter/_doc/0
+HEAD twitter/0
 --------------------------------------------------
 // CONSOLE
 // TEST[setup:twitter]
@@ -217,7 +217,7 @@ will fail.
 [[_source]]
 === Getting the +_source+ directly
 
-Use the `/{index}/{type}/{id}/_source` endpoint to get
+Use the `/{index}/{id}/_source` endpoint to get
 just the `_source` field of the document,
 without any additional content around it. For example:
 

modules/transport-netty4/src/test/java/org/elasticsearch/rest/Netty4HeadBodyIsEmptyIT.java

@@ -149,8 +149,8 @@ public void testTemplateExists() throws IOException {
 
     public void testGetSourceAction() throws IOException {
         createTestDoc();
-        headTestCase("/test/test/1/_source", emptyMap(), greaterThan(0));
-        headTestCase("/test/test/2/_source", emptyMap(), NOT_FOUND.getStatus(), greaterThan(0));
+        headTestCase("/test/1/_source", emptyMap(), greaterThan(0));
+        headTestCase("/test/2/_source", emptyMap(), NOT_FOUND.getStatus(), greaterThan(0));
 
         try (XContentBuilder builder = jsonBuilder()) {
             builder.startObject();
@@ -175,7 +175,7 @@ public void testGetSourceAction() throws IOException {
             request.setJsonEntity(Strings.toString(builder));
             client().performRequest(request);
             createTestDoc("test-no-source", "test-no-source");
-            headTestCase("/test-no-source/test-no-source/1/_source", emptyMap(), NOT_FOUND.getStatus(), greaterThan(0));
+            headTestCase("/test-no-source/1/_source", emptyMap(), NOT_FOUND.getStatus(), greaterThan(0));
         }
     }
 

rest-api-spec/src/main/resources/rest-api-spec/api/exists_source.json

@@ -3,8 +3,8 @@
     "documentation": "http://www.elastic.co/guide/en/elasticsearch/reference/master/docs-get.html",
     "methods": ["HEAD"],
     "url": {
-      "path": "/{index}/{type}/{id}/_source",
-      "paths": ["/{index}/{type}/{id}/_source"],
+      "path": "/{index}/{id}/_source",
+      "paths": ["/{index}/{id}/_source", "/{index}/{type}/{id}/_source"],
       "parts": {
         "id": {
           "type" : "string",
@@ -18,8 +18,8 @@
         },
         "type": {
           "type" : "string",
-          "required" : true,
-          "description" : "The type of the document; use `_all` to fetch the first document matching the ID across all types"
+          "required" : false,
+          "description" : "The type of the document; deprecated and optional starting with 7.0"
         }
       },
       "params": {

rest-api-spec/src/main/resources/rest-api-spec/api/get_source.json

@@ -3,8 +3,8 @@
     "documentation": "http://www.elastic.co/guide/en/elasticsearch/reference/master/docs-get.html",
     "methods": ["GET"],
     "url": {
-      "path": "/{index}/{type}/{id}/_source",
-      "paths": ["/{index}/{type}/{id}/_source"],
+      "path": "/{index}/{id}/_source",
+      "paths": ["/{index}/{id}/_source", "/{index}/{type}/{id}/_source"],
       "parts": {
         "id": {
           "type" : "string",
@@ -18,8 +18,8 @@
         },
         "type": {
           "type" : "string",
-          "required" : true,
-          "description" : "The type of the document; use `_all` to fetch the first document matching the ID across all types"
+          "required" : false,
+          "description" : "The type of the document; deprecated and optional starting with 7.0"
         }
       },
       "params": {

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/10_basic.yml

@@ -10,15 +10,13 @@
   - do:
       get_source:
         index: test_1
-        type:  test
         id:    1
 
   - match: { '':  { foo: bar } }
 
   - do:
       get_source:
         index: test_1
-        type: _all
         id:    1
 
   - match: { '':  { foo: bar } }

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/11_basic_deprecated_endpoints.yml

@@ -0,0 +1,33 @@
+---
+"Basic":
+  - skip:
+      version: " - 6.99.99"
+      reason: deprecated in 7.0
+      features: "warnings"
+
+  - do:
+      index:
+        index: test_1
+        type:  test
+        id:    1
+        body:  { "foo": "bar" }
+
+  - do:
+      warnings:
+        - '[types removal] Specifying types in get_source requests is deprecated.'
+      get_source:
+        index: test_1
+        type:  test
+        id:    1
+
+  - match: { '':  { foo: bar } }
+
+#  - do:
+#      warnings: 
+#        - '[types removal] Specifying types in get_source requests is deprecated.'
+#      get_source:
+#        index: test_1
+#        type:  test
+#        id:    1
+#
+#  - match: { '':  { foo: bar } }

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/15_default_values.yml

@@ -10,7 +10,6 @@
   - do:
       get_source:
         index: test_1
-        type: _all
         id:    1
 
   - match: { '':  { foo: bar } }

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/40_routing.yml

@@ -26,7 +26,6 @@
  - do:
       get_source:
           index:   test_1
-          type:    test
           id:      1
           routing: 5
 
@@ -36,6 +35,5 @@
       catch: missing
       get_source:
           index:   test_1
-          type:    test
           id:      1
 

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/60_realtime_refresh.yml

@@ -25,14 +25,12 @@
       catch:        missing
       get_source:
           index:    test_1
-          type:     test
           id:       1
           realtime: false
 
  - do:
       get_source:
           index:    test_1
-          type:     test
           id:       1
           realtime: true
 
@@ -41,7 +39,6 @@
  - do:
       get_source:
           index:    test_1
-          type:     test
           id:       1
           realtime: false
           refresh:  true

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/70_source_filtering.yml

@@ -9,18 +9,18 @@
         body:   { "include": { "field1": "v1", "field2": "v2" }, "count": 1 }
 
   - do:
-      get_source: { index:  test_1, type: test, id: 1, _source_includes: include.field1 }
+      get_source: { index:  test_1, id: 1, _source_includes: include.field1 }
   - match:  { include.field1: v1 }
   - is_false: include.field2
 
   - do:
-      get_source: { index:  test_1, type: test, id: 1, _source_includes: "include.field1,include.field2" }
+      get_source: { index:  test_1, id: 1, _source_includes: "include.field1,include.field2" }
   - match:  { include.field1: v1 }
   - match:  { include.field2: v2 }
   - is_false: count
 
   - do:
-      get_source: { index:  test_1, type: test, id: 1, _source_includes: include, _source_excludes: "*.field2" }
+      get_source: { index:  test_1, id: 1, _source_includes: include, _source_excludes: "*.field2" }
   - match:  { include.field1: v1 }
   - is_false: include.field2
   - is_false: count

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/80_missing.yml

@@ -5,7 +5,6 @@
       catch:   missing
       get_source:
         index: test_1
-        type:  test
         id:    1
 
 ---
@@ -14,6 +13,5 @@
   - do:
       get_source:
         index:  test_1
-        type:   test
         id:     1
         ignore: 404

rest-api-spec/src/main/resources/rest-api-spec/test/get_source/85_source_missing.yml

@@ -23,7 +23,6 @@ setup:
       catch:   missing
       get_source:
         index: test_1
-        type:  test
         id:    1
 
 ---
@@ -32,6 +31,5 @@ setup:
   - do:
       get_source:
         index:  test_1
-        type:   test
         id:     1
         ignore: 404

server/src/main/java/org/elasticsearch/action/get/GetRequest.java

@@ -30,14 +30,15 @@
 import org.elasticsearch.common.io.stream.StreamOutput;
 import org.elasticsearch.common.lucene.uid.Versions;
 import org.elasticsearch.index.VersionType;
+import org.elasticsearch.index.mapper.MapperService;
 import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
 
 import java.io.IOException;
 
 import static org.elasticsearch.action.ValidateActions.addValidationError;
 
 /**
- * A request to get a document (its source) from an index based on its type (optional) and id. Best created using
+ * A request to get a document (its source) from an index based on its id. Best created using
  * {@link org.elasticsearch.client.Requests#getRequest(String)}.
  * <p>
  * The operation requires the {@link #index()}, {@link #type(String)} and {@link #id(String)}
@@ -66,7 +67,7 @@ public class GetRequest extends SingleShardRequest<GetRequest> implements Realti
     private long version = Versions.MATCH_ANY;
 
     public GetRequest() {
-        type = "_all";
+        type = MapperService.SINGLE_MAPPING_NAME;
     }
 
     /**
@@ -75,7 +76,7 @@ public GetRequest() {
      */
     public GetRequest(String index) {
         super(index);
-        this.type = "_all";
+        type = MapperService.SINGLE_MAPPING_NAME;
     }
 
     /**
@@ -84,19 +85,30 @@ public GetRequest(String index) {
      * @param index The index to get the document from
      * @param type  The type of the document
      * @param id    The id of the document
+     * @deprecated use the typeless constructor {@link #GetRequest(String, String)} where no type is given
      */
+    @Deprecated
     public GetRequest(String index, String type, String id) {
         super(index);
         this.type = type;
         this.id = id;
     }
 
+    /**
+     * Constructs a new get request against the specified index with the type and id.
+     *
+     * @param index The index to get the document from
+     * @param id    The id of the document
+     */
+    public GetRequest(String index, String id) {
+        super(index);
+        this.type = MapperService.SINGLE_MAPPING_NAME;;
+        this.id = id;
+    }
+
     @Override
     public ActionRequestValidationException validate() {
         ActionRequestValidationException validationException = super.validateNonNullIndex();
-        if (Strings.isEmpty(type)) {
-            validationException = addValidationError("type is missing", validationException);
-        }
         if (Strings.isEmpty(id)) {
             validationException = addValidationError("id is missing", validationException);
         }
@@ -112,10 +124,12 @@ public ActionRequestValidationException validate() {
 
     /**
      * Sets the type of the document to fetch.
+     * @deprecated don't use types in {@link GetRequest} any more as they are in the process of being removed
      */
+    @Deprecated
     public GetRequest type(@Nullable String type) {
         if (type == null) {
-            type = "_all";
+            type = MapperService.SINGLE_MAPPING_NAME;;
         }
         this.type = type;
         return this;
@@ -148,6 +162,11 @@ public GetRequest preference(String preference) {
         return this;
     }
 
+    /**
+     * @return the type
+     * @deprecated don't use types any more as they are in the process of being removed
+     */
+    @Deprecated
     public String type() {
         return type;
     }