zipkin2.internal.V1JsonSpanWriter Maven / Gradle / Ivy
/*
* Copyright 2015-2019 The OpenZipkin Authors
*
* 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 zipkin2.internal;
import zipkin2.Span;
import zipkin2.v1.V1Span;
import zipkin2.v1.V2SpanConverter;
/** This type isn't thread-safe: it re-uses state to avoid re-allocations in conversion loops. */
// @Immutable
public final class V1JsonSpanWriter implements WriteBuffer.Writer {
final V2SpanConverter converter = V2SpanConverter.create();
final V1SpanWriter v1SpanWriter = new V1SpanWriter();
@Override public int sizeInBytes(Span value) {
V1Span v1Span = converter.convert(value);
return v1SpanWriter.sizeInBytes(v1Span);
}
@Override public void write(Span value, WriteBuffer b) {
V1Span v1Span = converter.convert(value);
v1SpanWriter.write(v1Span, b);
}
}