[File based config] InternalRootOffSampler (#2493)

* InternalRootOffSampler support

* Comment removed

Author: robsunday

…pentelemetry/InternalRootOffSampler.java …etry/sampler/InternalRootOffSampler.javacustom/src/main/java/com/splunk/opentelemetry/InternalRootOffSampler.java renamed to custom/src/main/java/com/splunk/opentelemetry/sampler/InternalRootOffSampler.java custom/src/main/java/com/splunk/opentelemetry/InternalRootOffSampler.java renamed to custom/src/main/java/com/splunk/opentelemetry/sampler/InternalRootOffSampler.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.splunk.opentelemetry;
+package com.splunk.opentelemetry.sampler;
 
 import io.opentelemetry.api.common.Attributes;
 import io.opentelemetry.api.trace.Span;

custom/src/main/java/com/splunk/opentelemetry/sampler/InternalRootOffSamplerComponentProvider.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright Splunk 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 com.splunk.opentelemetry.sampler;
+
+import com.google.auto.service.AutoService;
+import io.opentelemetry.api.incubator.config.DeclarativeConfigProperties;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.ComponentProvider;
+import io.opentelemetry.sdk.trace.samplers.Sampler;
+
+@SuppressWarnings("rawtypes")
+@AutoService(ComponentProvider.class)
+public class InternalRootOffSamplerComponentProvider implements ComponentProvider<Sampler> {
+  @Override
+  public String getName() {
+    return "internal_root_off";
+  }
+
+  @Override
+  public Class<Sampler> getType() {
+    return Sampler.class;
+  }
+
+  @Override
+  public Sampler create(DeclarativeConfigProperties samplerProperties) {
+    return new InternalRootOffSampler();
+  }
+}

…etry/InternalRootOffSamplerProvider.java …pler/InternalRootOffSamplerProvider.javacustom/src/main/java/com/splunk/opentelemetry/InternalRootOffSamplerProvider.java renamed to custom/src/main/java/com/splunk/opentelemetry/sampler/InternalRootOffSamplerProvider.java custom/src/main/java/com/splunk/opentelemetry/InternalRootOffSamplerProvider.java renamed to custom/src/main/java/com/splunk/opentelemetry/sampler/InternalRootOffSamplerProvider.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.splunk.opentelemetry;
+package com.splunk.opentelemetry.sampler;
 
 import com.google.auto.service.AutoService;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;

…elemetry/InternalRootOffSamplerTest.java …/sampler/InternalRootOffSamplerTest.javacustom/src/test/java/com/splunk/opentelemetry/InternalRootOffSamplerTest.java renamed to custom/src/test/java/com/splunk/opentelemetry/sampler/InternalRootOffSamplerTest.java custom/src/test/java/com/splunk/opentelemetry/InternalRootOffSamplerTest.java renamed to custom/src/test/java/com/splunk/opentelemetry/sampler/InternalRootOffSamplerTest.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.splunk.opentelemetry;
+package com.splunk.opentelemetry.sampler;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;