adds common interfaces

Author: yue9944882

kubernetes/src/main/java/io/kubernetes/client/common/KubernetesListObject.java

@@ -0,0 +1,29 @@
+package io.kubernetes.client.common;
+
+import io.kubernetes.client.openapi.models.V1ListMeta;
+
+import java.util.List;
+
+/**
+ * Common accessors for kubernetes list object.
+ */
+public interface KubernetesListObject extends KubernetesType {
+
+    /**
+     * Gets list metadata.
+     *
+     * ListMeta describes metadata that synthetic resources must have, including lists and
+     * various status objects. A resource may have only one of {ObjectMeta, ListMeta}.
+     *
+     *
+     * @return the metadata
+     */
+    V1ListMeta getMetadata();
+
+    /**
+     * Gets the object items.
+     *
+     * @return the items
+     */
+    List<? extends KubernetesObject> getItems();
+}

kubernetes/src/main/java/io/kubernetes/client/common/KubernetesObject.java

@@ -0,0 +1,19 @@
+package io.kubernetes.client.common;
+
+import io.kubernetes.client.openapi.models.V1ObjectMeta;
+
+/**
+ * Common accessors for kubernetes object.
+ */
+public interface KubernetesObject extends KubernetesType {
+
+    /**
+     * Gets metadata.
+     *
+     * ObjectMeta is metadata that all persisted resources must have, which includes all objects
+     * users must create.
+     *
+     * @return the metadata
+     */
+    V1ObjectMeta getMetadata();
+}

kubernetes/src/main/java/io/kubernetes/client/common/KubernetesType.java

@@ -0,0 +1,37 @@
+package io.kubernetes.client.common;
+
+
+/**
+ * Equivalence to TypeMeta from kubernetes/client-go.
+ *
+ * TypeMeta describes an individual object in an API response or request
+ * with strings representing the type of the object and its API schema version.
+ * Structures that are versioned or persisted should inline TypeMeta.
+ */
+public interface KubernetesType {
+
+    /**
+     * Gets api version.
+     *
+     * APIVersion defines the versioned schema of this representation of an object.
+     * Servers should convert recognized schemas to the latest internal value, and
+     * may reject unrecognized values.
+     * More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources
+     *
+     * @return the api version
+     */
+    String getApiVersion();
+
+    /**
+     * Gets kind.
+     *
+     * Kind is a string value representing the REST resource this object represents.
+     * Servers may infer this from the endpoint the client submits requests to.
+     * Cannot be updated.
+     * In CamelCase.
+     * More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds
+     *
+     * @return the kind
+     */
+    String getKind();
+}