[incubator-skywalking] branch collector/instrument updated: Try to add metric annotation.

[wu...@apache.org]

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wusheng pushed a commit to branch collector/instrument
in repository https://gitbox.apache.org/repos/asf/incubator-skywalking.git


The following commit(s) were added to refs/heads/collector/instrument by this push:
     new 59dca4b  Try to add metric annotation.
59dca4b is described below

commit 59dca4b333d2db720df436051e8aa98701897c4a
Author: wusheng <wu...@foxmail.com>
AuthorDate: Sat Jan 6 23:57:42 2018 +0800

    Try to add metric annotation.
---
 .../annotations/trace/GraphComputingMetric.java    | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/apm-collector/apm-collector-core/src/main/java/org/apache/skywalking/apm/collector/core/annotations/trace/GraphComputingMetric.java b/apm-collector/apm-collector-core/src/main/java/org/apache/skywalking/apm/collector/core/annotations/trace/GraphComputingMetric.java
new file mode 100644
index 0000000..477f510
--- /dev/null
+++ b/apm-collector/apm-collector-core/src/main/java/org/apache/skywalking/apm/collector/core/annotations/trace/GraphComputingMetric.java
@@ -0,0 +1,37 @@
+/*
+ * 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.skywalking.apm.collector.core.annotations.trace;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * The method with this annotation should be traced,
+ * and the metrics(avg response time, call count, success rate) could be collected by the instrument agent.
+ *
+ * This is an optional annotation.
+ *
+ * @author wusheng
+ */
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface GraphComputingMetric {
+}

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