diff --git a/htrace-core/src/main/java/org/apache/htrace/Trace.java b/htrace-core/src/main/java/org/apache/htrace/Trace.java index 6e69118..5234d95 100644 --- a/htrace-core/src/main/java/org/apache/htrace/Trace.java +++ b/htrace-core/src/main/java/org/apache/htrace/Trace.java @@ -19,7 +19,6 @@ package org.apache.htrace; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.htrace.impl.MilliSpan; -import org.apache.htrace.impl.TrueIfTracingSampler; import org.apache.htrace.wrappers.TraceCallable; import org.apache.htrace.wrappers.TraceRunnable; @@ -72,7 +71,7 @@ public class Trace { * @param description The description field for the new span to create. */ public static TraceScope startSpan(String description) { - return startSpan(description, TrueIfTracingSampler.INSTANCE); + return startSpan(description, NeverSampler.INSTANCE); } public static TraceScope startSpan(String description, TraceInfo tinfo) { diff --git a/htrace-core/src/main/java/org/apache/htrace/impl/TrueIfTracingSampler.java b/htrace-core/src/main/java/org/apache/htrace/impl/TrueIfTracingSampler.java deleted file mode 100644 index 433a325..0000000 --- a/htrace-core/src/main/java/org/apache/htrace/impl/TrueIfTracingSampler.java +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You 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 org.apache.htrace.impl; - -import org.apache.htrace.HTraceConfiguration; -import org.apache.htrace.Sampler; -import org.apache.htrace.Trace; - -/** - * A Sampler that returns true if and only if tracing is enabled for the current thread. - */ -public class TrueIfTracingSampler implements Sampler { - - public static final TrueIfTracingSampler INSTANCE = - new TrueIfTracingSampler(null); - - public TrueIfTracingSampler(HTraceConfiguration conf) { - } - - @Override - public boolean next(Object info) { - return Trace.isTracing(); - } - -}