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/**
* Copyright 2018-2021 Dynatrace LLC
*
* 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.
*/
package com.dynatrace.openkit.core.objects;
import com.dynatrace.openkit.api.Action;
import com.dynatrace.openkit.api.WebRequestTracer;
/**
* This implementation of {@link WebRequestTracer} is returned by {@link Action#traceWebRequest(String)} or
* {@link Action#traceWebRequest(java.net.URLConnection)} when the {@link Action#leaveAction()} ()}
* has been called before.
*/
public enum NullWebRequestTracer implements WebRequestTracer {
/**
* The sole {@link NullWebRequestTracer} instance
*/
INSTANCE;
@Override
public String getTag() {
return "";
}
@Override
public WebRequestTracer setBytesSent(int bytesSent) {
return this;
}
@Override
public WebRequestTracer setBytesSent(long bytesSent) {
return this;
}
@Override
public WebRequestTracer setBytesReceived(int bytesReceived) {
return this;
}
@Override
public WebRequestTracer setBytesReceived(long bytesReceived) {
return this;
}
@Override
public WebRequestTracer start() {
return this;
}
@Override
public void stop(int respondeCode) {
// nothing, NullObject pattern
}
@Override
public void close() {
// nothing, NullObject pattern
}
}
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