YARN-8000. Yarn Service component instance name shows up as component name in container record. Contributed by Chandni Singh

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services-api/src/main/resources/definition/YARN-Services-Examples.md

@@ -72,7 +72,7 @@ Note, lifetime value of -1 means unlimited lifetime.
                     "state": "READY",
                     "launch_time": 1504051512412,
                     "bare_host": "10.22.8.143",
-                    "component_name": "hello-0"
+                    "component_instance_name": "hello-0"
                 },
                 {
                     "id": "container_e03_1503963985568_0002_01_000002",
@@ -81,7 +81,7 @@ Note, lifetime value of -1 means unlimited lifetime.
                     "state": "READY",
                     "launch_time": 1504051536450,
                     "bare_host": "10.22.8.143",
-                    "component_name": "hello-1"
+                    "component_instance_name": "hello-1"
                 }
             ],
             "launch_command": "./start_nginx.sh",

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/api/records/Container.java

@@ -173,20 +173,20 @@ public class Container extends BaseResource {
   }
 
   /**
-   * Name of the component that this container instance belongs to.
+   * Name of the component instance that this container instance belongs to.
    **/
-  public Container componentName(String componentName) {
-    this.componentInstanceName = componentName;
+  public Container componentInstanceName(String componentInstanceName) {
+    this.componentInstanceName = componentInstanceName;
     return this;
   }
 
-  @ApiModelProperty(example = "null", value = "Name of the component that this container instance belongs to.")
-  @JsonProperty("component_name")
+  @ApiModelProperty(example = "null", value = "Name of the component instance that this container instance belongs to.")
+  @JsonProperty("component_instance_name")
   public String getComponentInstanceName() {
     return componentInstanceName;
   }
 
-  @XmlElement(name = "component_name")
+  @XmlElement(name = "component_instance_name")
   public void setComponentInstanceName(String componentInstanceName) {
     this.componentInstanceName = componentInstanceName;
   }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/YarnServiceAPI.md

@@ -441,7 +441,7 @@ Note, lifetime value of -1 means unlimited lifetime.
                     "state": "READY",
                     "launch_time": 1504051512412,
                     "bare_host": "10.22.8.143",
-                    "component_name": "hello-0"
+                    "component_instance_name": "hello-0"
                 },
                 {
                     "id": "container_e03_1503963985568_0002_01_000002",
@@ -450,7 +450,7 @@ Note, lifetime value of -1 means unlimited lifetime.
                     "state": "READY",
                     "launch_time": 1504051536450,
                     "bare_host": "10.22.8.143",
-                    "component_name": "hello-1"
+                    "component_instance_name": "hello-1"
                 }
             ],
             "launch_command": "./start_nginx.sh",