| /* |
| * 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.geronimo.microprofile.opentracing.common.microprofile.zipkin; |
| |
| import java.util.logging.Logger; |
| |
| import javax.json.bind.Jsonb; |
| import javax.json.bind.JsonbBuilder; |
| |
| import org.apache.geronimo.microprofile.opentracing.common.config.GeronimoOpenTracingConfig; |
| import org.apache.geronimo.microprofile.opentracing.common.spi.Listener; |
| |
| // this allows to integrate with any backend using appenders. |
| // @ApplicationScoped |
| public class ZipkinLogger implements Listener<ZipkinSpan> { |
| |
| private final Logger spanLogger = Logger.getLogger("org.apache.geronimo.opentracing.zipkin"); |
| |
| private GeronimoOpenTracingConfig config; |
| |
| private Jsonb jsonb; |
| |
| private boolean wrapAsList; |
| |
| public void setConfig(final GeronimoOpenTracingConfig config) { |
| this.config = config; |
| } |
| |
| public void setJsonb(final Jsonb jsonb) { |
| this.jsonb = jsonb; |
| } |
| |
| public void init() { |
| if (jsonb == null) { |
| jsonb = JsonbBuilder.create(); |
| } |
| wrapAsList = Boolean.parseBoolean(config.read("span.converter.zipkin.logger.wrapAsList", "true")); |
| } |
| |
| public Jsonb getJsonb() { |
| return jsonb; |
| } |
| |
| public void destroy() { |
| try { |
| jsonb.close(); |
| } catch (final Exception e) { |
| // no-op |
| } |
| } |
| |
| @Override |
| public void onEvent(final ZipkinSpan zipkinSpan) { |
| final String json = jsonb.toJson(zipkinSpan); |
| spanLogger.info(wrapAsList ? '[' + json + ']' : json); |
| } |
| } |