| /* |
| * 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.camel.component.microprofile.metrics.event.notifier.context; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.component.microprofile.metrics.event.notifier.AbstractMicroProfileMetricsEventNotifier; |
| import org.apache.camel.component.microprofile.metrics.gauge.LambdaGauge; |
| import org.apache.camel.spi.CamelEvent; |
| import org.apache.camel.spi.CamelEvent.CamelContextStartingEvent; |
| import org.eclipse.microprofile.metrics.Metadata; |
| import org.eclipse.microprofile.metrics.MetadataBuilder; |
| import org.eclipse.microprofile.metrics.MetricRegistry; |
| import org.eclipse.microprofile.metrics.MetricType; |
| import org.eclipse.microprofile.metrics.MetricUnits; |
| import org.eclipse.microprofile.metrics.Tag; |
| |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_STATUS_DESCRIPTION; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_STATUS_DISPLAY_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_UPTIME_DESCRIPTION; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_UPTIME_DISPLAY_NAME; |
| |
| public class MicroProfileMetricsCamelContextEventNotifier extends AbstractMicroProfileMetricsEventNotifier<CamelContextStartingEvent> { |
| |
| private MicroProfileMetricsCamelContextEventNotifierNamingStrategy namingStrategy = MicroProfileMetricsCamelContextEventNotifierNamingStrategy.DEFAULT; |
| |
| public MicroProfileMetricsCamelContextEventNotifier() { |
| super(CamelContextStartingEvent.class); |
| } |
| |
| public MicroProfileMetricsCamelContextEventNotifierNamingStrategy getNamingStrategy() { |
| return namingStrategy; |
| } |
| |
| public void setNamingStrategy(MicroProfileMetricsCamelContextEventNotifierNamingStrategy namingStrategy) { |
| this.namingStrategy = namingStrategy; |
| } |
| |
| @Override |
| public void notify(CamelEvent event) throws Exception { |
| if (event instanceof CamelContextStartingEvent) { |
| registerCamelContextMetrics(((CamelContextStartingEvent) event).getContext()); |
| } |
| } |
| |
| public void registerCamelContextMetrics(CamelContext camelContext) { |
| MetricRegistry metricRegistry = getMetricRegistry(); |
| |
| Tag[] tags = namingStrategy.getTags(camelContext); |
| |
| Metadata uptimeMetadata = new MetadataBuilder() |
| .withName(namingStrategy.getCamelContextUptimeName()) |
| .withDisplayName(CAMEL_CONTEXT_UPTIME_DISPLAY_NAME) |
| .withDescription(CAMEL_CONTEXT_UPTIME_DESCRIPTION) |
| .withType(MetricType.GAUGE) |
| .withUnit(MetricUnits.MILLISECONDS) |
| .build(); |
| metricRegistry.register(uptimeMetadata, new LambdaGauge(() -> camelContext.getUptimeMillis()), tags); |
| |
| Metadata statusMetadata = new MetadataBuilder() |
| .withName(namingStrategy.getCamelContextStatusName()) |
| .withDisplayName(CAMEL_CONTEXT_STATUS_DISPLAY_NAME) |
| .withDescription(CAMEL_CONTEXT_STATUS_DESCRIPTION) |
| .withType(MetricType.GAUGE) |
| .build(); |
| metricRegistry.register(statusMetadata, new LambdaGauge(() -> camelContext.getStatus().ordinal()), tags); |
| } |
| } |