/
NoopSpan.java
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/
NoopSpan.java
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package org.skywalking.apm.agent.core.context.trace;
import java.util.Map;
import org.skywalking.apm.agent.core.context.IgnoredTracerContext;
/**
* The <code>NoopSpan</code> represents a span implementation without any actual operation.
* This span implementation is for {@link IgnoredTracerContext}.
*
* @author wusheng
*/
public class NoopSpan implements AbstractSpan {
@Override
public AbstractSpan setOperationName(String operationName) {
return this;
}
@Override
public void setPeerHost(String peerHost) {
}
@Override
public void setPort(int port) {
}
@Override
public void setPeers(String peers) {
}
@Override
public AbstractSpan setTag(String key, String value) {
return this;
}
@Override
public AbstractSpan setTag(String key, boolean value) {
return this;
}
@Override
public AbstractSpan setTag(String key, Integer value) {
return this;
}
@Override
public AbstractSpan log(Map<String, String> fields) {
return this;
}
@Override
public AbstractSpan log(Throwable t) {
return this;
}
@Override
public AbstractSpan log(String event) {
return this;
}
}