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support span amount control mechanism
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27 changes: 27 additions & 0 deletions
27
...gent-core/src/main/java/org/skywalking/apm/agent/core/context/trace/AbstractNoopSpan.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| /* | ||
| * Copyright 2017, OpenSkywalking Organization All rights reserved. | ||
| * | ||
| * 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. | ||
| * | ||
| * Project repository: https://github.com/OpenSkywalking/skywalking | ||
| */ | ||
|
|
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| package org.skywalking.apm.agent.core.context.trace; | ||
|
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| /** | ||
| * The <code>AbstractNoopSpan</code> represents a span implementation without any actual operation. | ||
| * | ||
| * @author zhangxin | ||
| */ | ||
| public interface AbstractNoopSpan extends AbstractSpan { | ||
| } |
104 changes: 104 additions & 0 deletions
104
...pm-agent-core/src/main/java/org/skywalking/apm/agent/core/context/trace/NoopExitSpan.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| /* | ||
| * Copyright 2017, OpenSkywalking Organization All rights reserved. | ||
| * | ||
| * 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. | ||
| * | ||
| * Project repository: https://github.com/OpenSkywalking/skywalking | ||
| */ | ||
|
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| package org.skywalking.apm.agent.core.context.trace; | ||
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| import java.util.Map; | ||
| import org.skywalking.apm.network.trace.component.Component; | ||
|
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| public class NoopExitSpan implements AbstractNoopSpan { | ||
|
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| private String peer; | ||
| private int peerId; | ||
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| public NoopExitSpan(int peerId) { | ||
| this.peerId = peerId; | ||
| } | ||
|
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| public NoopExitSpan(String peer) { | ||
| this.peer = peer; | ||
| } | ||
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| @Override public AbstractSpan setComponent(Component component) { | ||
| return this; | ||
| } | ||
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| @Override public AbstractSpan setComponent(String componentName) { | ||
| return this; | ||
| } | ||
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| @Override public AbstractSpan setLayer(SpanLayer layer) { | ||
| return this; | ||
| } | ||
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| @Override public AbstractSpan tag(String key, String value) { | ||
| return this; | ||
| } | ||
|
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| @Override public AbstractSpan log(Throwable t) { | ||
| return this; | ||
| } | ||
|
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| @Override public AbstractSpan errorOccurred() { | ||
| return null; | ||
| } | ||
|
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| @Override public boolean isEntry() { | ||
| return false; | ||
| } | ||
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| @Override public boolean isExit() { | ||
| return true; | ||
| } | ||
|
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| @Override public AbstractSpan log(long timestamp, Map<String, ?> event) { | ||
| return this; | ||
| } | ||
|
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| @Override public AbstractSpan setOperationName(String operationName) { | ||
| return this; | ||
| } | ||
|
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| @Override public AbstractSpan start() { | ||
| return this; | ||
| } | ||
|
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| @Override public int getSpanId() { | ||
| return 0; | ||
| } | ||
|
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| @Override public int getOperationId() { | ||
| return 0; | ||
| } | ||
|
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| @Override public String getOperationName() { | ||
| return ""; | ||
| } | ||
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| @Override public AbstractSpan setOperationId(int operationId) { | ||
| return this; | ||
| } | ||
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| public int getPeerId() { | ||
| return peerId; | ||
| } | ||
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| public String getPeer() { | ||
| return peer; | ||
| } | ||
| } |
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