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     <div id="main-block" class="container main-block">
         <div class="row title">
           <div class="col-md-12">
             <div class='page-header'>

               <h1>Métricas con MicroProfile <code>@Gauge</code> (Medida)</h1>
             </div>
           </div>
         </div>
         <div class="row">

             <div class="col-md-12">
                 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph">
 <p>Este es un ejemplo sobre cómo utilizar las métricas de MicroProfile en TomEE.</p>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_ejecute_la_aplicación">Ejecute la aplicación:</h2>
 <div class="sectionbody">
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre>
 </div>
 </div>
 <div class="paragraph">
 <p>Dentro de la aplicación, hay un endpoint que te dará la temperatura en celsios
 para el día.</p>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_obtenga_la_temperatura_para_el_día">Obtenga la temperatura para el día:</h2>
 <div class="sectionbody">
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-gauge/weather/day/temperature</code></pre>
 </div>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_response">Response:</h2>
 <div class="sectionbody">
 <div class="literalblock">
 <div class="content">
 <pre>30</pre>
 </div>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_usando_code_gauge_code">Usando <code>@Gauge</code></h2>
 <div class="sectionbody">
 <div class="paragraph">
 <p>Las métricas de MicroProfile tienen una función para medir. El valor y tipo
 de la medida son iguales al valor y tipo del método anotado.</p>
 </div>
 <div class="paragraph">
 <p>Para utilizar esta función, debe anotar los métodos de los recursos JAX-RS con
 <code>@Gauge</code>.</p>
 </div>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-java" data-lang="java">@Path("/weather")
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
 @ApplicationScoped
 public class WeatherService {

     @Path("/day/temperature")
     @Gauge(name = "weather_day_temperature", absolute = true, unit = "celsius",
             displayName = "Weather Day Temperature",
             description = "This metric shows the day temperature.",
             tags = {"weather=temperature"})
     @GET
     @Produces(MediaType.TEXT_PLAIN)
     public Integer dayTemperature() {
         return 30;
     }
 }</code></pre>
 </div>
 </div>
 <div class="paragraph">
 <p>Hay algunas configuraciones, como parte de <code>@Gauge</code>, que necesita saber:</p>
 </div>
 <div class="paragraph">
 <p><strong>String name</strong>
 Opcional. Establece el nombre de la métrica. Si no se proporciona
 explícitamente, se utiliza el nombre del objeto anotado.</p>
 </div>
 <div class="paragraph">
 <p><strong>boolean absolute</strong>
 Si es verdadero, usa el nombre dado como el nombre absoluto de la métrica. Si
 es falso, antepone el nombre del paquete y el nombre de la clase antes del
 nombre dado. El valor predeterminado es falso.</p>
 </div>
 <div class="paragraph">
 <p><strong>String displayName</strong>
 Opcional. Un nombre para mostrar legible para los metadatos.</p>
 </div>
 <div class="paragraph">
 <p><strong>String description</strong>
 Opcional. Una descripción de la métrica.</p>
 </div>
 <div class="paragraph">
 <p><strong>String[] tags</strong>
 Opcional. Matriz de cadenas en el formato = para suministrar etiquetas
 especiales a una métrica.</p>
 </div>
 <div class="paragraph">
 <p><strong>String unit</strong>
 Unidad de la métrica. Mira la clase MetricUnits para una lista de unidades
 predeterminadas.</p>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_datos_de_la_métrica">Datos de la Métrica</h2>
 <div class="sectionbody">
 <div class="paragraph">
 <p>Verifique la medida haciendo una solicitud <em>GET</em>:</p>
 </div>
 <div class="sect2">
 <h3 id="_formato_prometheus">Formato Prometheus:</h3>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-gauge/metrics/application/weather_day_temperature</code></pre>
 </div>
 </div>
 </div>
 <div class="sect2">
 <h3 id="_respuesta_prometheus">Respuesta Prometheus:</h3>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code> # TYPE application:weather_day_temperature_celsius gauge
  application:weather_day_temperature_celsius{weather="temperature"} 30.0</code></pre>
 </div>
 </div>
 </div>
 <div class="sect2">
 <h3 id="_formato_json">Formato JSON:</h3>
 <div class="paragraph">
 <p>For json format add the header <em>Accept=application/json</em> to the request.</p>
 </div>
 </div>
 <div class="sect2">
 <h3 id="_respuesta_json">Respuesta JSON</h3>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-javascript" data-lang="javascript"> {
      "weather_day_temperature": 30
  }</code></pre>
 </div>
 </div>
 </div>
 </div>
 </div>
 <div class="sect1">
 <h2 id="_metadatos_métrica">Metadatos Métrica</h2>
 <div class="sectionbody">
 <div class="paragraph">
 <p>Una métrica tendrá metadatos para que pueda conocer más información al
 respecto, como <code>displayName</code>,<code>description</code>, <code>tags</code>, etc.</p>
 </div>
 <div class="paragraph">
 <p>Verifique los metadatos de la métrica haciendo una solicitud HTTP <em>OPTIONS</em>:</p>
 </div>
 <div class="sect2">
 <h3 id="_solicitud_http_em_options_em">Solicitud HTTP <em>OPTIONS</em></h3>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-gauge/metrics/application/weather_day_temperature</code></pre>
 </div>
 </div>
 </div>
 <div class="sect2">
 <h3 id="_respuesta">Respuesta:</h3>
 <div class="listingblock">
 <div class="content">
 <pre class="highlight"><code class="language-javascript" data-lang="javascript"> {
      "weather_day_temperature": {
          "unit": "celsius",
          "displayName": "Weather Day Temperature",
          "name": "weather_day_temperature",
          "typeRaw": "GAUGE",
          "description": "This metric shows the day temperature.",
          "type": "gauge",
          "value": {
              "unit": "celsius",
              "displayName": "Weather Day Temperature",
              "name": "weather_day_temperature",
              "tagsAsString": "weather=\"temperature\"",
              "typeRaw": "GAUGE",
              "description": "This metric shows the day temperature.",
              "type": "gauge",
              "reusable": false,
              "tags": {
                  "weather": "temperature"
              }
          },
          "reusable": false,
          "tags": "weather=temperature"
      }
  }</code></pre>
 </div>
 </div>
 <div class="paragraph">
 <p>También puede probarlo utilizando WeatherServiceTest.java disponible en el
 proyecto.</p>
 </div>
 </div>
 </div>
 </div>
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	<div id="main-block" class="container main-block">
	<div class="row title">
	<div class="col-md-12">
	<div class='page-header'>

	<h1>Métricas con MicroProfile <code>@Gauge</code> (Medida)</h1>
	</div>
	</div>
	</div>
	<div class="row">

	<div class="col-md-12">
	<div id="preamble">
	<div class="sectionbody">
	<div class="paragraph">
	<p>Este es un ejemplo sobre cómo utilizar las métricas de MicroProfile en TomEE.</p>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_ejecute_la_aplicación">Ejecute la aplicación:</h2>
	<div class="sectionbody">
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre>
	</div>
	</div>
	<div class="paragraph">
	<p>Dentro de la aplicación, hay un endpoint que te dará la temperatura en celsios
	para el día.</p>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_obtenga_la_temperatura_para_el_día">Obtenga la temperatura para el día:</h2>
	<div class="sectionbody">
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-gauge/weather/day/temperature</code></pre>
	</div>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_response">Response:</h2>
	<div class="sectionbody">
	<div class="literalblock">
	<div class="content">
	<pre>30</pre>
	</div>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_usando_code_gauge_code">Usando <code>@Gauge</code></h2>
	<div class="sectionbody">
	<div class="paragraph">
	<p>Las métricas de MicroProfile tienen una función para medir. El valor y tipo
	de la medida son iguales al valor y tipo del método anotado.</p>
	</div>
	<div class="paragraph">
	<p>Para utilizar esta función, debe anotar los métodos de los recursos JAX-RS con
	<code>@Gauge</code>.</p>
	</div>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-java" data-lang="java">@Path("/weather")
	@Produces(MediaType.APPLICATION_JSON)
	@Consumes(MediaType.APPLICATION_JSON)
	@ApplicationScoped
	public class WeatherService {

	@Path("/day/temperature")
	@Gauge(name = "weather_day_temperature", absolute = true, unit = "celsius",
	displayName = "Weather Day Temperature",
	description = "This metric shows the day temperature.",
	tags = {"weather=temperature"})
	@GET
	@Produces(MediaType.TEXT_PLAIN)
	public Integer dayTemperature() {
	return 30;
	}
	}</code></pre>
	</div>
	</div>
	<div class="paragraph">
	<p>Hay algunas configuraciones, como parte de <code>@Gauge</code>, que necesita saber:</p>
	</div>
	<div class="paragraph">
	<p><strong>String name</strong>
	Opcional. Establece el nombre de la métrica. Si no se proporciona
	explícitamente, se utiliza el nombre del objeto anotado.</p>
	</div>
	<div class="paragraph">
	<p><strong>boolean absolute</strong>
	Si es verdadero, usa el nombre dado como el nombre absoluto de la métrica. Si
	es falso, antepone el nombre del paquete y el nombre de la clase antes del
	nombre dado. El valor predeterminado es falso.</p>
	</div>
	<div class="paragraph">
	<p><strong>String displayName</strong>
	Opcional. Un nombre para mostrar legible para los metadatos.</p>
	</div>
	<div class="paragraph">
	<p><strong>String description</strong>
	Opcional. Una descripción de la métrica.</p>
	</div>
	<div class="paragraph">
	<p><strong>String[] tags</strong>
	Opcional. Matriz de cadenas en el formato = para suministrar etiquetas
	especiales a una métrica.</p>
	</div>
	<div class="paragraph">
	<p><strong>String unit</strong>
	Unidad de la métrica. Mira la clase MetricUnits para una lista de unidades
	predeterminadas.</p>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_datos_de_la_métrica">Datos de la Métrica</h2>
	<div class="sectionbody">
	<div class="paragraph">
	<p>Verifique la medida haciendo una solicitud <em>GET</em>:</p>
	</div>
	<div class="sect2">
	<h3 id="_formato_prometheus">Formato Prometheus:</h3>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-gauge/metrics/application/weather_day_temperature</code></pre>
	</div>
	</div>
	</div>
	<div class="sect2">
	<h3 id="_respuesta_prometheus">Respuesta Prometheus:</h3>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code> # TYPE application:weather_day_temperature_celsius gauge
	application:weather_day_temperature_celsius{weather="temperature"} 30.0</code></pre>
	</div>
	</div>
	</div>
	<div class="sect2">
	<h3 id="_formato_json">Formato JSON:</h3>
	<div class="paragraph">
	<p>For json format add the header <em>Accept=application/json</em> to the request.</p>
	</div>
	</div>
	<div class="sect2">
	<h3 id="_respuesta_json">Respuesta JSON</h3>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-javascript" data-lang="javascript"> {
	"weather_day_temperature": 30
	}</code></pre>
	</div>
	</div>
	</div>
	</div>
	</div>
	<div class="sect1">
	<h2 id="_metadatos_métrica">Metadatos Métrica</h2>
	<div class="sectionbody">
	<div class="paragraph">
	<p>Una métrica tendrá metadatos para que pueda conocer más información al
	respecto, como <code>displayName</code>,<code>description</code>, <code>tags</code>, etc.</p>
	</div>
	<div class="paragraph">
	<p>Verifique los metadatos de la métrica haciendo una solicitud HTTP <em>OPTIONS</em>:</p>
	</div>
	<div class="sect2">
	<h3 id="_solicitud_http_em_options_em">Solicitud HTTP <em>OPTIONS</em></h3>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-gauge/metrics/application/weather_day_temperature</code></pre>
	</div>
	</div>
	</div>
	<div class="sect2">
	<h3 id="_respuesta">Respuesta:</h3>
	<div class="listingblock">
	<div class="content">
	<pre class="highlight"><code class="language-javascript" data-lang="javascript"> {
	"weather_day_temperature": {
	"unit": "celsius",
	"displayName": "Weather Day Temperature",
	"name": "weather_day_temperature",
	"typeRaw": "GAUGE",
	"description": "This metric shows the day temperature.",
	"type": "gauge",
	"value": {
	"unit": "celsius",
	"displayName": "Weather Day Temperature",
	"name": "weather_day_temperature",
	"tagsAsString": "weather=\"temperature\"",
	"typeRaw": "GAUGE",
	"description": "This metric shows the day temperature.",
	"type": "gauge",
	"reusable": false,
	"tags": {
	"weather": "temperature"
	}
	},
	"reusable": false,
	"tags": "weather=temperature"
	}
	}</code></pre>
	</div>
	</div>
	<div class="paragraph">
	<p>También puede probarlo utilizando WeatherServiceTest.java disponible en el
	proyecto.</p>
	</div>
	</div>
	</div>
	</div>
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