1 files changed, 34 insertions, 0 deletions
diff --git a/core_impl/src/main/java/io/opencensus/implcore/tags/TagsComponentImplBase.java b/core_impl/src/main/java/io/opencensus/implcore/tags/TagsComponentImplBase.java
new file mode 100644
index 00000000..ec079b3a
--- /dev/null
+++ b/core_impl/src/main/java/io/opencensus/implcore/tags/TagsComponentImplBase.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2017, Google Inc.
+ * Licensed 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.
+ */
+
+package io.opencensus.implcore.tags;
+
+import io.opencensus.tags.TagContexts;
+import io.opencensus.tags.TagPropagationComponent;
+import io.opencensus.tags.TagsComponent;
+
+/** Base implementation of {@link TagsComponent}. */
+public abstract class TagsComponentImplBase extends TagsComponent {
+  private final TagContexts tagContexts = new TagContextsImpl();
+  private final TagPropagationComponent tagPropagationComponent = new TagPropagationComponentImpl();
+
+  @Override
+  public TagContexts getTagContexts() {
+    return tagContexts;
+  }
+
+  @Override
+  public TagPropagationComponent getTagPropagationComponent() {
+    return tagPropagationComponent;
+  }
+}