io.helidon.docs.mp.metrics.MicrometerSnippets Maven / Gradle / Ivy
/*
* Copyright (c) 2024 Oracle and/or its affiliates.
*
* 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 io.helidon.docs.mp.metrics;
import io.micrometer.core.annotation.Counted;
import io.micrometer.core.annotation.Timed;
import io.micrometer.core.instrument.MeterRegistry;
import jakarta.inject.Inject;
import jakarta.json.JsonObject;
import jakarta.ws.rs.GET;
import jakarta.ws.rs.Path;
import jakarta.ws.rs.PathParam;
import jakarta.ws.rs.Produces;
import jakarta.ws.rs.core.MediaType;
@SuppressWarnings("ALL")
class MicrometerSnippets {
// stub
static JsonObject createResponse(String str) {
return null;
}
// tag::snippet_1[]
private static final String PERSONALIZED_GETS_COUNTER_NAME = "personalizedGets";
private static final String PERSONALIZED_GETS_COUNTER_DESCRIPTION = "Counts personalized GET operations";
private static final String GETS_TIMER_NAME = "allGets";
private static final String GETS_TIMER_DESCRIPTION = "Tracks all GET operations";
@GET
@Produces(MediaType.APPLICATION_JSON)
@Timed(value = GETS_TIMER_NAME, description = GETS_TIMER_DESCRIPTION, histogram = true) // <1>
public JsonObject getDefaultMessage() {
return createResponse("World");
}
@Path("/{name}")
@GET
@Produces(MediaType.APPLICATION_JSON)
@Counted(value = PERSONALIZED_GETS_COUNTER_NAME, description = PERSONALIZED_GETS_COUNTER_DESCRIPTION) // <2>
@Timed(value = GETS_TIMER_NAME, description = GETS_TIMER_DESCRIPTION, histogram = true) // <1>
public JsonObject getMessage(@PathParam("name") String name) {
return createResponse(name);
}
// end::snippet_1[]
// tag::snippet_2[]
@Inject
private MeterRegistry registry;
// end::snippet_2[]
}