Cleanup

Author: anuraaga

sdk-extensions/incubator/src/main/java/io/opentelemetry/sdk/extension/incubator/trace/samplers/ComposableRuleBasedSamplerBuilder.java

@@ -12,6 +12,8 @@
 public final class ComposableRuleBasedSamplerBuilder {
   private final List<SamplingRule> rules = new ArrayList<>();
 
+  ComposableRuleBasedSamplerBuilder() {}
+
   /**
    * Adds a rule to use the given {@link ComposableSampler} if the {@link SamplingPredicate}
    * matches.

sdk-extensions/incubator/src/main/java/io/opentelemetry/sdk/extension/incubator/trace/samplers/SamplingRule.java

@@ -6,7 +6,7 @@
 package io.opentelemetry.sdk.extension.incubator.trace.samplers;
 
 /** A rule which returns a {@link ComposableSampler} to use when a predicate matches. */
-public interface SamplingRule {
+interface SamplingRule {
 
   /** The {@link SamplingPredicate} which indicates whether to use {@link #sampler()}. */
   SamplingPredicate predicate();