Modified: tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-counted.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-counted.html?rev=1866975&r1=1866974&r2=1866975&view=diff ============================================================================== --- tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-counted.html (original) +++ tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-counted.html Sun Sep 15 22:59:06 2019 @@ -98,54 +98,70 @@ <div id="preamble"> <div class="sectionbody"> <div class="paragraph"> -<p>This is an example on how to use microprofile metrics in TomEE. The project includes a docker profile which can be used to create a Docker image.</p> +<p>This is an example of how to use microprofile metrics in TomEE. The project +includes a docker profile which can be used to create a Docker image.</p> </div> </div> </div> <div class="sect1"> <h2 id="_run_the_application">Run the application:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn clean install tomee:run</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre> </div> </div> +<div class="admonitionblock note"> +<table> +<tr> +<td class="icon"> +<i class="fa icon-note" title="Note"></i> +</td> +<td class="content"> +Alternatively, build and run the application via Docker (note the use of the docker profile): +</td> +</tr> +</table> </div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn -Pdocker docker:build</code></pre> </div> -<div class="sect1"> -<h2 id="_alternatively_build_and_run_the_application_via_docker_note_the_use_of_the_docker_profile">Alternatively build and run the application via Docker (note the use of the docker profile):</h2> -<div class="sectionbody"> -<div class="literalblock"> +</div> +<div class="listingblock"> <div class="content"> -<pre>mvn -Pdocker docker:build -docker run -it --rm \ - -p 8080:8080 \ - --name=tomee-mp-metrics-counted \ - tomee/mp-metrics-counted</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ docker run -it --rm -p 8080:8080 --name=tomee-mp-metrics-counted tomee/mp-metrics-counted</code></pre> </div> </div> <div class="paragraph"> -<p>Within the application there is an endpoint that will give you weather +<p>Within the application, there is an endpoint that will give you weather status for the day and week.</p> </div> </div> </div> <div class="sect1"> -<h2 id="_for_the_day_status_call">For the day status call:</h2> +<h2 id="_get_the_weather_for_the_week">Get the weather for the week:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-counted/weather/week/status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-counted/weather/week/status</code></pre> </div> </div> +<div class="admonitionblock important"> +<table> +<tr> +<td class="icon"> +<i class="fa icon-important" title="Important"></i> +</td> +<td class="content"> +If running via Docker, because the application is installed as the ROOT application, remove the application name from the URL: +</td> +</tr> +</table> </div> -</div> -<div class="sect1"> -<h2 id="_if_running_via_docker_because_the_application_is_installed_as_the_root_application_remove_the_application_name_such_as">If running via Docker, because the application is installed as the ROOT application, remove the application name such as:</h2> -<div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/weather/week/status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/weather/week/status</code></pre> </div> </div> </div> @@ -153,9 +169,9 @@ status for the day and week.</p> <div class="sect1"> <h2 id="_response">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>Hi, today is a sunny day!</pre> +<pre class="highlight"><code class="language-text" data-lang="text">Hi, today is a sunny day!</code></pre> </div> </div> </div> @@ -169,11 +185,11 @@ a service.</p> </div> <div class="paragraph"> <p>To use this feature you need to annotate the JAX-RS resource method with -@Counted.</p> +<code>@Counted</code>.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>@Path("/weather") +<pre class="highlight"><code class="language-java" data-lang="java">@Path("/weather") @Produces(MediaType.APPLICATION_JSON) @Consumes(MediaType.APPLICATION_JSON) @ApplicationScoped @@ -187,36 +203,34 @@ public class WeatherService { return "Hi, today is a sunny day!"; } ... -}</pre> +}</code></pre> </div> </div> <div class="paragraph"> -<p>There are some configurations, as part of @Counted, that you need to -know:</p> +<p>There are some configurations, as part of <code>@Counted</code>, that you need to know:</p> </div> <div class="paragraph"> -<p><strong>String name</strong> Optional. Sets the name of the metric. If not explicitly -given the name of the annotated object is used.</p> +<p><strong>String name</strong> Optional. Sets the name of the metric. If not explicitly given +the name of the annotated object is used.</p> </div> <div class="paragraph"> -<p><strong>boolean absolute</strong> If true, uses the given name as the absolute name of -the metric. If false, prepends the package name and class name before -the given name. Default value is false.</p> +<p><strong>boolean absolute</strong> If true, uses the given name as the absolute name of the +metric. If false, prepends the package name and class name before the given +name. Default value is false.</p> </div> <div class="paragraph"> -<p><strong>String displayName</strong> Optional. A human-readable display name for -metadata.</p> +<p><strong>String displayName</strong> Optional. A human-readable display name for metadata.</p> </div> <div class="paragraph"> <p><strong>String description</strong> Optional. A description of the metric.</p> </div> <div class="paragraph"> -<p><strong>String[] tags</strong> Optional. Array of Strings in the = format to supply -special tags to a metric.</p> +<p><strong>String[] tags</strong> Optional. Array of Strings in the = format to supply special +tags to a metric.</p> </div> <div class="paragraph"> -<p><strong>boolean reusable</strong> Denotes if a metric with a certain name can be -registered in more than one place. Does not apply to gauges.</p> +<p><strong>boolean reusable</strong> Denotes if a metric with a certain name can be registered in +more than one place. Does not apply to <code>@Gauge</code>.</p> </div> </div> </div> @@ -228,35 +242,43 @@ registered in more than one place. Does </div> <div class="sect2"> <h3 id="_prometheus_format">Prometheus format:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-counted/metrics/application/weather_day_status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-counted/metrics/application/weather_day_status</code></pre> </div> </div> </div> <div class="sect2"> -<h3 id="_response_2">Response:</h3> -<div class="literalblock"> +<h3 id="_prometheus_response">Prometheus Response:</h3> +<div class="listingblock"> <div class="content"> -<pre># TYPE application:weather_day_status counter -application:weather_day_status 1.0</pre> +<pre class="highlight"><code class="language-text" data-lang="text"># TYPE application:weather_day_status counter +application:weather_day_status 1.0</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_json_format">JSON Format:</h3> <div class="paragraph"> -<p>For json format add the header <em>Accept=application/json</em> to the request.</p> +<p>For json format add the header <code>Accept: application/json</code> to the HTTP request.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET -H "Accept: application/json" http://localhost:8080/mp-metrics-counted/metrics/application/weather_day_status</code></pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_json_response">JSON Response:</h3> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "weather_day_status": { "delegate": {}, "unit": "none", "count": 1 } -}</pre> +}</code></pre> </div> </div> </div> @@ -266,25 +288,25 @@ application:weather_day_status 1.0</pre> <h2 id="_metric_metadata">Metric metadata</h2> <div class="sectionbody"> <div class="paragraph"> -<p>A metric will have a metadata so you can know more information about it, -like displayName, description, tags e etc.</p> +<p>A metric will have metadata so you can know more information about it, +like <code>displayName</code>, <code>description</code>, <code>tags</code>, etc.</p> </div> <div class="paragraph"> -<p>Check the metric metadata doing a <em>OPTIONS</em> request:</p> +<p>Check the metric metadata doing a <em>OPTIONS</em> HTTP request:</p> </div> <div class="sect2"> -<h3 id="_request">Request</h3> -<div class="literalblock"> +<h3 id="__em_options_em_http_request"><em>OPTIONS</em> HTTP Request</h3> +<div class="listingblock"> <div class="content"> -<pre>OPTIONS http://localhost:8080/mp-metrics-counted/metrics/application/weather_day_status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-counted/metrics/application/weather_day_status</code></pre> </div> </div> </div> <div class="sect2"> -<h3 id="_response_3">Response:</h3> -<div class="literalblock"> +<h3 id="_response_2">Response:</h3> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "weather_day_status": { "unit": "none", "displayName": "Weather Day Status", @@ -306,12 +328,12 @@ like displayName, description, tags e et "reusable": false, "tags": "" } -}</pre> +}</code></pre> </div> </div> <div class="paragraph"> -<p>You can also try it out using the WeatherServiceTest.java available in -the project.</p> +<p>You can also try it out using the WeatherServiceTest.java available in the +project.</p> </div> </div> </div>
Modified: tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-histogram.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-histogram.html?rev=1866975&r1=1866974&r2=1866975&view=diff ============================================================================== --- tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-histogram.html (original) +++ tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-histogram.html Sun Sep 15 22:59:06 2019 @@ -88,7 +88,7 @@ <div class="col-md-12"> <div class='page-header'> - <h1>MicroProfile Metrics Histogram</h1> + <h1>MicroProfile Metrics <code>@Histogram</code></h1> </div> </div> </div> @@ -105,9 +105,9 @@ <div class="sect1"> <h2 id="_run_the_application">Run the application:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn clean install tomee:run</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre> </div> </div> <div class="paragraph"> @@ -119,9 +119,9 @@ histogram of the most recent New York Ci <div class="sect1"> <h2 id="_request">Request:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>curl -X GET http://localhost:8080/mp-metrics-histogram/weather/histogram</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-histogram/weather/histogram</code></pre> </div> </div> </div> @@ -129,9 +129,9 @@ histogram of the most recent New York Ci <div class="sect1"> <h2 id="_response">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "count":15, "max":55, "mean":44.4, @@ -144,7 +144,7 @@ histogram of the most recent New York Ci "p999":54.0, "stddev":7.0710678118654755, "unit":"degrees F" -}</pre> +}</code></pre> </div> </div> </div> @@ -156,12 +156,12 @@ histogram of the most recent New York Ci <p>Microprofile metrics has a feature create a histogram of data.</p> </div> <div class="paragraph"> -<p>To use this feature, inject a MetricRegistry, register the Histogram, -and add data to the histogram as shown below.</p> +<p>To use this feature, inject a <code>MetricRegistry</code>, register the Histogram, and add +data to the histogram as shown below.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>@Inject +<pre class="highlight"><code class="language-java" data-lang="java">@Inject private MetricRegistry registry; @Inject @@ -181,54 +181,51 @@ public Histogram getTemperatures() { histogram.update(temp); } return histogram; -}</pre> +}</code></pre> </div> </div> <div class="paragraph"> -<p>There are some Histogram configurations defined in the @Metric -annotation:</p> +<p>There are some Histogram configurations defined in the <code>@Metric</code> annotation:</p> </div> <div class="paragraph"> -<p><strong>String name</strong> Optional. The name of the metric. If not explicitly given -the name of the annotated object is used.</p> +<p><strong>String name</strong> Optional. The name of the metric. If not explicitly given the +name of the annotated object is used.</p> </div> <div class="paragraph"> -<p><strong>String displayName</strong> Optional. A human readable display name for -metadata.</p> +<p><strong>String displayName</strong> Optional. A human readable display name for metadata.</p> </div> <div class="paragraph"> <p><strong>String description</strong> Optional. A description of the metric.</p> </div> <div class="paragraph"> -<p><strong>String[] tags</strong> Optional. An array of Strings in the = format to supply -special tags to a metric.</p> +<p><strong>String[] tags</strong> Optional. An array of Strings in the = format to supply special +tags to a metric.</p> </div> <div class="paragraph"> -<p><strong>boolean reusable</strong> Denotes if a metric with a certain name can be -registered in more than one place. Does not apply to gauges or -histograms.</p> +<p><strong>boolean reusable</strong> Denotes if a metric with a certain name can be registered in +more than one place. Does not apply to gauges or histograms.</p> </div> <div class="sect2"> <h3 id="_for_the_histogram_status">For the histogram status:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-histogram/weather/histogram/status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-histogram/weather/histogram/status</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_reponse">Reponse:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre> Here are the most recent New York City temperatures.</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash"> Here are the most recent New York City temperatures.</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_expected_prometheus_format">Expected Prometheus format:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre> # TYPE application:temperatures_degrees F summary histogram +<pre class="highlight"><code class="language-text" data-lang="text"> # TYPE application:temperatures_degrees F summary histogram # TYPE application:temperatures_degrees F_count histogram application:temperatures_degrees F_count 15.0 # TYPE application:temperatures_min_degrees F histogram @@ -273,23 +270,23 @@ histograms.</p> # TYPE application:org_superbiz_histogram_weather_service_temperatures histogram application:org_superbiz_histogram_weather_service_temperatures{quantile="0.99"} 0.0 # TYPE application:org_superbiz_histogram_weather_service_temperatures histogram - application:org_superbiz_histogram_weather_service_temperatures{quantile="0.999"} 0.0</pre> + application:org_superbiz_histogram_weather_service_temperatures{quantile="0.999"} 0.0</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_request_2">Request:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>curl -X GET http://localhost:8080/mp-metrics-histogram/metrics/application</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-histogram/metrics/application</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_response_2">Response:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "org.superbiz.histogram.WeatherService.temperatures": { "count":0, "max":0, @@ -303,7 +300,7 @@ histograms.</p> "stddev":0.0, "unit":"none" } -}</pre> +}</code></pre> </div> </div> </div> @@ -314,21 +311,21 @@ histograms.</p> <div class="sectionbody"> <div class="paragraph"> <p>A metric will have a metadata to provide information about it such as -displayName, description, tags, etc.</p> +<code>displayName</code>, <code>description</code>, <code>tags</code>, etc.</p> </div> <div class="sect2"> <h3 id="_request_3">Request:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>curl -X OPTIONS http://localhost:8080/mp-metrics-histogram/metrics/application</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-histogram/metrics/application</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_response_3">Response:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "org.superbiz.histogram.WeatherService.temperatures": { "description": "A histogram metrics example.", "displayName":"Histogram of Recent New York Temperatures", @@ -339,15 +336,15 @@ displayName, description, tags, etc.</p> "typeRaw":"HISTOGRAM", "unit":"none" } -}</pre> +}</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_test_the_application">Test the application:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn test</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn test</code></pre> </div> </div> </div> Modified: tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-metered.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-metered.html?rev=1866975&r1=1866974&r2=1866975&view=diff ============================================================================== --- tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-metered.html (original) +++ tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-metered.html Sun Sep 15 22:59:06 2019 @@ -105,22 +105,23 @@ <div class="sect1"> <h2 id="_run_the_application">Run the application:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn clean install tomee:run</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre> </div> </div> <div class="paragraph"> -<p>Within the application, there is an enpoint that will give you a weather weather status for the day and week.</p> +<p>Within the application, there is an enpoint that will give you a weather status +for the day and week.</p> </div> </div> </div> <div class="sect1"> <h2 id="_for_the_day_status_call">For the day status call:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-metered/weather/day/status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-metered/weather/day/status</code></pre> </div> </div> </div> @@ -128,9 +129,9 @@ <div class="sect1"> <h2 id="_response">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>Hi, today is a sunny day!</pre> +<pre class="highlight"><code class="language-text" data-lang="text">Hi, today is a sunny day!</code></pre> </div> </div> </div> @@ -139,40 +140,48 @@ <h2 id="_metered_feature">Metered Feature</h2> <div class="sectionbody"> <div class="paragraph"> -<p>MicroProfile metrics has a feature that can be used to find the rate of requests to a service.</p> +<p>MicroProfile metrics has a feature that can be used to find the rate of +requests to a service.</p> </div> <div class="paragraph"> -<p>To use this feature you need to annotate the JAX-RS resource method with @Metered.</p> +<p>To use this feature you need to annotate the JAX-RS resource method with +<code>@Metered</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 { +<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/status") - @Metered(name = "dailyStatus", unit = MetricUnits.MINUTES, description = "Metrics to daily weather status method", absolute = true) - @GET - @Produces(MediaType.TEXT_PLAIN) - public String dayStatus() { - return "Hi, today is a sunny day!"; - } - ... - }</code></pre> + @Path("/day/status") + @Metered(name = "dailyStatus", + unit = MetricUnits.MINUTES, + description = "Metrics to daily weather status method", + absolute = true) + @GET + @Produces(MediaType.TEXT_PLAIN) + public String dayStatus() { + return "Hi, today is a sunny day!"; + } +... +}</code></pre> </div> </div> <div class="paragraph"> -<p>There are some configurations, as part of @Metered, that you need to know:</p> +<p>There are some configurations, as part of <code>@Metered</code>, that you need to know:</p> </div> <div class="paragraph"> <p><strong>String name</strong> -Optional. Sets the name of the metric. If not explicitly given the name of the annotated object is used.</p> +Optional. Sets the name of the metric. If not explicitly given the name of the +annotated object is used.</p> </div> <div class="paragraph"> <p><strong>boolean absolute</strong> -If true, uses the given name as the absolute name of the metric. If false, prepends the package name and class name before the given name. Default value is false.</p> +If true, uses the given name as the absolute name of the metric. If false, +prepends the package name and class name before the given name. Default value +is false.</p> </div> <div class="paragraph"> <p><strong>String displayName</strong> @@ -184,15 +193,17 @@ Optional. A description of the metric.</ </div> <div class="paragraph"> <p><strong>String[] tags</strong> -Optional. Array of Strings in the <key>=<value> format to supply special tags to a metric.</p> +Optional. Array of Strings in the <key>=<value> format to supply special tags +to a metric.</p> </div> <div class="paragraph"> <p><strong>boolean reusable</strong> -Denotes if a metric with a certain name can be registered in more than one place. Does not apply to gauges.</p> +Denotes if a metric with a certain name can be registered in more than one +place. Does not apply to gauges.</p> </div> <div class="paragraph"> <p><strong>String unit</strong> -Unit of the metric. Default for @Metered is nanoseconds.</p> +Unit of the metric. Default for <code>@Metered</code> is nanoseconds.</p> </div> </div> </div> @@ -207,9 +218,9 @@ Unit of the metric. Default for @Metered <div class="sect1"> <h2 id="_prometheus_format">Prometheus format:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-metered/metrics/application/dailyStatus</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-metered/metrics/application/dailyStatus</code></pre> </div> </div> </div> @@ -217,9 +228,9 @@ Unit of the metric. Default for @Metered <div class="sect1"> <h2 id="_response_2">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre># TYPE application:daily_status_seconds_count meter +<pre class="highlight"><code class="language-text" data-lang="text"># TYPE application:daily_status_seconds_count meter application:daily_status_seconds_count 1.2E-7 # TYPE application:daily_status_rate_per_second meter application:daily_status_rate_per_second 0.0 @@ -228,7 +239,7 @@ application:daily_status_one_min_rate_pe # TYPE application:daily_status_five_min_rate_per_second meter application:daily_status_five_min_rate_per_second 3.5942838529305413E-20 # TYPE application:daily_status_fifteen_min_rate_per_second meter -application:daily_status_fifteen_min_rate_per_second 3.4665766454142955E-21</pre> +application:daily_status_fifteen_min_rate_per_second 3.4665766454142955E-21</code></pre> </div> </div> </div> @@ -237,11 +248,11 @@ application:daily_status_fifteen_min_rat <h2 id="_json_format">JSON Format:</h2> <div class="sectionbody"> <div class="paragraph"> -<p>For json format add the header <em>Accept=application/json</em> to the request.</p> +<p>For json format add the header <code>Accept: application/json</code> to the request.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "dailyStatus": { "count": 2, "fifteenMinRate": 5.77762774235716e-14, @@ -250,7 +261,7 @@ application:daily_status_fifteen_min_rat "oneMinRate": 2.229333774034164e-12, "unit": "minutes" } -}</pre> +}</code></pre> </div> </div> </div> @@ -259,7 +270,7 @@ application:daily_status_fifteen_min_rat <h2 id="_metric_metadata">Metric metadata</h2> <div class="sectionbody"> <div class="paragraph"> -<p>A metric will have a metadata so you can know more information about it, like displayName, description, tags etc.</p> +<p>A metric will have a metadata so you can know more information about it, like <code>displayName</code>, <code>description</code>, <code>tags</code>, etc.</p> </div> <div class="paragraph"> <p>Check the metric metadata doing a <em>OPTIONS</em> request:</p> @@ -269,9 +280,9 @@ application:daily_status_fifteen_min_rat <div class="sect1"> <h2 id="_request">Request</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>OPTIONS http://localhost:8080/mp-metrics-metered/metrics/application/dailyStatus</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-metered/metrics/application/dailyStatus</code></pre> </div> </div> </div> @@ -279,9 +290,9 @@ application:daily_status_fifteen_min_rat <div class="sect1"> <h2 id="_response_3">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "dailyStatus": { "description": "Metrics to daily weather status method", "displayName": "", @@ -292,7 +303,7 @@ application:daily_status_fifteen_min_rat "typeRaw": "METERED", "unit": "minutes" } -}</pre> +}</code></pre> </div> </div> </div> @@ -300,9 +311,9 @@ application:daily_status_fifteen_min_rat <div class="sect1"> <h2 id="_test_the_application">Test the application:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn test</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn test</code></pre> </div> </div> </div> Modified: tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-timed.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-timed.html?rev=1866975&r1=1866974&r2=1866975&view=diff ============================================================================== --- tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-timed.html (original) +++ tomee/site/trunk/content/tomee-8.0/examples/mp-metrics-timed.html Sun Sep 15 22:59:06 2019 @@ -105,9 +105,9 @@ <div class="sect1"> <h2 id="_run_the_application">Run the application:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>mvn clean install tomee:run</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ mvn clean install tomee:run</code></pre> </div> </div> <div class="paragraph"> @@ -119,9 +119,9 @@ weather status for the day.</p> <div class="sect1"> <h2 id="_for_the_day_status_call">For the day status call:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-timed/weather/day/status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X GET http://localhost:8080/mp-metrics-timed/weather/day/status</code></pre> </div> </div> </div> @@ -129,9 +129,9 @@ weather status for the day.</p> <div class="sect1"> <h2 id="_response">Response:</h2> <div class="sectionbody"> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>Hi, today is a sunny day!</pre> +<pre class="highlight"><code class="language-text" data-lang="text">Hi, today is a sunny day!</code></pre> </div> </div> </div> @@ -144,11 +144,11 @@ weather status for the day.</p> </div> <div class="paragraph"> <p>To use this feature you need to annotate the JAX-RS resource method with -@Timed.</p> +<code>@Timed</code>.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>@Path("/weather") +<pre class="highlight"><code class="language-java" data-lang="java">@Path("/weather") @ApplicationScoped public class WeatherService { @@ -162,11 +162,11 @@ public class WeatherService { return "Hi, today is a sunny day!"; } ... -}</pre> +}</code></pre> </div> </div> <div class="paragraph"> -<p>There are some configurations, as part of @Timed, that you need to know:</p> +<p>There are some configurations, as part of <code>@Timed</code>, that you need to know:</p> </div> <div class="paragraph"> <p><strong>String name</strong> Optional. Sets the name of the metric. If not explicitly @@ -189,7 +189,7 @@ metadata.</p> special tags to a metric.</p> </div> <div class="paragraph"> -<p><strong>String unit</strong> Unit of the metric. Default for @Timed is nanoseconds.</p> +<p><strong>String unit</strong> Unit of the metric. Default for <code>@Timed</code> is nanoseconds.</p> </div> </div> </div> @@ -201,17 +201,17 @@ special tags to a metric.</p> </div> <div class="sect2"> <h3 id="_prometheus_format">Prometheus format:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>GET http://localhost:8080/mp-metrics-timed/metrics/application/weather_day_status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$curl -X GET http://localhost:8080/mp-metrics-timed/metrics/application/weather_day_status</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_response_2">Response:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre># TYPE application:weather_day_status_seconds summary timer +<pre class="highlight"><code class="language-text" data-lang="text"># TYPE application:weather_day_status_seconds summary timer # TYPE application:weather_day_status_seconds_count timer application:weather_day_status_seconds_count 1.0 # TYPE application:weather_day_status_rate_per_second timer @@ -241,18 +241,18 @@ application:weather_day_status_seconds{q # TYPE application:weather_day_status_seconds timer application:weather_day_status_seconds{quantile="0.99"} 48352.0 # TYPE application:weather_day_status_seconds timer -application:weather_day_status_seconds{quantile="0.999"} 48352.0</pre> +application:weather_day_status_seconds{quantile="0.999"} 48352.0</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_json_format">JSON Format:</h3> <div class="paragraph"> -<p>For json format add the header <em>Accept=application/json</em> to the request.</p> +<p>For json format add the header <code>Accept: application/json</code> to the request.</p> </div> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "weather_day_status": { "count": 1, "fifteenMinRate": 0, @@ -270,7 +270,7 @@ application:weather_day_status_seconds{q "p999": 48352, "stddev": 0 } -}</pre> +}</code></pre> </div> </div> </div> @@ -281,24 +281,24 @@ application:weather_day_status_seconds{q <div class="sectionbody"> <div class="paragraph"> <p>A metric will have metadata so you can know more about it, like -displayName, description, tags e etc.</p> +<code>displayName</code>, <code>description</code>, <code>tags</code>, etc.</p> </div> <div class="paragraph"> <p>Check the metric metadata doing a <em>OPTIONS</em> request:</p> </div> <div class="sect2"> <h3 id="_request">Request</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>OPTIONS http://localhost:8080/mp-metrics-timed/metrics/application/weather_day_status</pre> +<pre class="highlight"><code class="language-bash" data-lang="bash">$ curl -X OPTIONS http://localhost:8080/mp-metrics-timed/metrics/application/weather_day_status</code></pre> </div> </div> </div> <div class="sect2"> <h3 id="_response_3">Response:</h3> -<div class="literalblock"> +<div class="listingblock"> <div class="content"> -<pre>{ +<pre class="highlight"><code class="language-javascript" data-lang="javascript">{ "weather_day_status": { "description": "This metric shows the weather status of the day.", "displayName": "Weather Day Status", @@ -309,11 +309,11 @@ displayName, description, tags e etc.</p "typeRaw": "TIMER", "unit": "nanoseconds" } -}</pre> +}</code></pre> </div> </div> <div class="paragraph"> -<p>You can also try it out using the WeatherServiceTest.java available in +<p>You can also try it out using the <code>WeatherServiceTest.java</code> available in the project.</p> </div> </div> Modified: tomee/site/trunk/content/tomee-8.0/pt/examples/index.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/pt/examples/index.html?rev=1866975&r1=1866974&r2=1866975&view=diff ============================================================================== --- tomee/site/trunk/content/tomee-8.0/pt/examples/index.html (original) +++ tomee/site/trunk/content/tomee-8.0/pt/examples/index.html Sun Sep 15 22:59:06 2019 @@ -103,6 +103,15 @@ </ul> </div> <div class="col-md-4"> + <div class="group-title">MicroProfile</div> + <ul class="group"> + <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-config-example.html">MicroProfile Config</a></li> + <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-custom-healthcheck.html">MicroProfile Custom Health Check</a></li> + <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-faulttolerance-fallback.html">MicroProfile Fault Tolerance - Fallback</a></li> + <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-faulttolerance-retry.html">MicroProfile Fault Tolerance - Retry Policy</a></li> + </ul> + </div> + <div class="col-md-4"> <div class="group-title">Testing Techniques</div> <ul class="group"> <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="applicationcomposer-jaxws-cdi.html">Application Composer com JAX-WS and CDI</a></li> @@ -110,6 +119,8 @@ <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="alternate-descriptors.html">Descritores alternativos</a></li> </ul> </div> + </div> + <div class="row"> <div class="col-md-4"> <div class="group-title">Security</div> <ul class="group"> @@ -118,8 +129,6 @@ <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="simple-remote-tomcatusers.html">Usuários remotos do Tomcat simples</a></li> </ul> </div> - </div> - <div class="row"> <div class="col-md-4"> <div class="group-title">JPA</div> <ul class="group"> @@ -136,13 +145,6 @@ <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="async-methods.html">Métodos AssÃncronos</a></li> </ul> </div> - <div class="col-md-4"> - <div class="group-title">MicroProfile</div> - <ul class="group"> - <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-config-example.html">MicroProfile Config</a></li> - <li class="group-item"><span class="group-item-i" ><i class="fa fa-angle-right"></i></span><a href="mp-faulttolerance-fallback.html">MicroProfile Fault Tolerance - Fallback</a></li> - </ul> - </div> </div> <div class="row"> <div class="col-md-4"> Added: tomee/site/trunk/content/tomee-8.0/pt/examples/mp-custom-healthcheck.html URL: http://svn.apache.org/viewvc/tomee/site/trunk/content/tomee-8.0/pt/examples/mp-custom-healthcheck.html?rev=1866975&view=auto ============================================================================== --- tomee/site/trunk/content/tomee-8.0/pt/examples/mp-custom-healthcheck.html (added) +++ tomee/site/trunk/content/tomee-8.0/pt/examples/mp-custom-healthcheck.html Sun Sep 15 22:59:06 2019 @@ -0,0 +1,349 @@ +<!DOCTYPE html> +<html lang="en"> + +<head> + <meta charset="UTF-8"> + <meta http-equiv="X-UA-Compatible" content="IE=edge"> + <meta name="viewport" content="width=device-width, initial-scale=1"> + <title>Apache TomEE</title> + <meta name="description" + content="Apache TomEE is a lightweight, yet powerful, JavaEE Application server with feature rich tooling." /> + <meta name="keywords" content="tomee,asf,apache,javaee,jee,shade,embedded,test,junit,applicationcomposer,maven,arquillian" /> + <meta name="author" content="Luka Cvetinovic for Codrops" /> + <link rel="icon" href="../../../favicon.ico"> + <link rel="icon" type="image/png" href="../../../favicon.png"> + <meta name="msapplication-TileColor" content="#80287a"> + <meta name="theme-color" content="#80287a"> + <link rel="stylesheet" type="text/css" href="../../../css/normalize.css"> + <link rel="stylesheet" type="text/css" href="../../../css/bootstrap.css"> + <link rel="stylesheet" type="text/css" href="../../../css/owl.css"> + <link rel="stylesheet" type="text/css" href="../../../css/animate.css"> + <link rel="stylesheet" type="text/css" href="../../../fonts/font-awesome-4.1.0/css/font-awesome.min.css"> + <link rel="stylesheet" type="text/css" href="../../../fonts/eleganticons/et-icons.css"> + <link rel="stylesheet" type="text/css" href="../../../css/jqtree.css"> + <link rel="stylesheet" type="text/css" href="../../../css/idea.css"> + <link rel="stylesheet" type="text/css" href="../../../css/cardio.css"> + + <script type="text/javascript"> + + var _gaq = _gaq || []; + _gaq.push(['_setAccount', 'UA-2717626-1']); + _gaq.push(['_setDomainName', 'apache.org']); + _gaq.push(['_trackPageview']); + + (function() { + var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; + ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; + var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); + })(); + + </script> +</head> + +<body> + <div class="preloader"> + <img src="../../../img/loader.gif" alt="Preloader image"> + </div> + <nav class="navbar"> + <div class="container"> + <div class="row"> <div class="col-md-12"> + + <!-- Brand and toggle get grouped for better mobile display --> + <div class="navbar-header"> + <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1"> + <span class="sr-only">Toggle navigation</span> + <span class="icon-bar"></span> + <span class="icon-bar"></span> + <span class="icon-bar"></span> + </button> + <a class="navbar-brand" href="/"> + <span> + + + <img src="../../../img/logo-active.png"> + + + </span> + Apache TomEE + </a> + </div> + <!-- Collect the nav links, forms, and other content for toggling --> + <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1"> + <ul class="nav navbar-nav navbar-right main-nav"> + <li><a href="../../../docs.html">Documentation</a></li> + <li><a href="../../../community/index.html">Community</a></li> + <li><a href="../../../security/security.html">Security</a></li> + <li><a href="../../../download-ng.html">Downloads</a></li> + </ul> + </div> + <!-- /.navbar-collapse --> + </div></div> + </div> + <!-- /.container-fluid --> + </nav> + + + <div id="main-block" class="container main-block"> + <div class="row title"> + <div class="col-md-12"> + <div class='page-header'> + + <h1>MicroProfile Custom Health Check</h1> + </div> + </div> + </div> + <div class="row"> + + <div class="col-md-12"> + <div class="paragraph"> +<p>Este é um exemplo de como usar MicroProfile Custom Health Check em TomEE.</p> +</div> +<h4 id="_health_feature" class="discrete">Health Feature</h4> +<div class="paragraph"> +<p>Os links de status (Health checks) são usados para verificar os estados dos serviços e recursos que uma aplicação depende ou mesmo expor seus +status. Por exemplo, em um ambiente de cluster, onde um nó não Ãntegro precisa ser descartado (terminated, shutdown) e eventualmente +substituÃdo por outra instância Ãntegra.</p> +</div> +<div class="paragraph"> +<p>Por padrão, <a href="https://github.com/eclipse/microprofile-health";>microprofile-health-api</a> proporciona a saida básica de um nó simplesmente +acessando o endpoint <a href="http://host:port/health"; class="bare">http://host:port/health</a>.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-json" data-lang="json">{"checks":[],"outcome":"UP","status":"UP"}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Para fornecer uma saÃda personalizada, digamos que temos uma API do tempo, e se o serviço se tornar indisponÃvel, +devemos relatar o serviço como inativo (DOWN).</p> +</div> +<div class="paragraph"> +<p>Para iniciar com uma saÃda personalizada, é necessário implementar a interface <a href="https://github.com/eclipse/microprofile-health/blob/master/api/src/main/java/org/eclipse/microprofile/health/HealthCheck.java";>HealthCheck</a>, +transforme a classe em um bean gerenciado anotando-a com <code>@ApplicationScoped</code> e <code>@Health</code> para ativar a verificação personalizada. +Veja mais detalhes aqui <a href="https://github.com/apache/geronimo-health/blob/master/geronimo-health/src/main/java/org/apache/geronimo/microprofile/impl/health/cdi/GeronimoHealthExtension.java";>GeronimoHealthExtension.java</a></p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@Health +@ApplicationScoped +public class WeatherServiceHealthCheck implements HealthCheck { + + @Inject WeatherGateway weatherGateway; + + @Override + public HealthCheckResponse call() { + HealthCheckResponseBuilder responseBuilder = HealthCheckResponse.named("OpenWeatherMap"); + try { + WeatherApiStatus status = weatherGateway.getApiStatus(); + return responseBuilder.withData("weatherServiceApiUrl", status.getUrl()) + .withData("weatherServiceApiVersion", status.getVersion()) + .withData("weatherServiceMessage", status.getMessage()) + .up().build(); + } catch (WeatherException e) { + return responseBuilder.withData("weatherServiceErrorMessage", e.getMessage()).down().build(); + } + } +}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>No exemplo acima, o link de status é <a href="https://openweathermap.org/appid";>OpenWeatherMap</a> (<em>somente ilustrativo</em>) que fornece uma +plano de assinatura para acessar seus serviços e, se o limite de chamadas for excedido, a API ficará indisponÃvel até sua +renovação.</p> +</div> +<h3 id="_exemplos" class="discrete">Exemplos</h3> +<div class="listingblock"> +<div class="title">Executando o aplicativo</div> +<div class="content"> +<pre> mvn clean install tomee:run</pre> +</div> +</div> +<h4 id="_exemplo_1" class="discrete">Exemplo 1</h4> +<div class="paragraph"> +<p>Quando acessado o endpoint /health, OpenWeatherMap nos diz que nossas chamadas restantes estão acabando e que devemos tomar +uma ação antes que fique indisponÃvel.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre>curl http://localhost:8080/mp-custom-healthcheck/health</pre> +</div> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-json" data-lang="json">{ + "checks":[ + { + "data":{ + "weatherServiceApiVersion":"2.5", + "weatherServiceMessage":"Your account will become unavailable soon due to limitation of your + subscription type. Remaining API calls are 1", + "weatherServiceApiUrl":"http://api.openweathermap.org/data/2.5/"; + }, + "name":"OpenWeatherMap", + "state":"UP" + } + ], + "outcome":"UP", + "status":"UP" +}</code></pre> +</div> +</div> +<h4 id="_exemplo_2" class="discrete">Exemplo 2</h4> +<div class="paragraph"> +<p>A API do tempo ainda está funcionando bem.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre>curl http://localhost:8080/mp-custom-healthcheck/weather/day/status</pre> +</div> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-text" data-lang="text">Hi, today is a sunny day!</code></pre> +</div> +</div> +<h4 id="_exemplo_3" class="discrete">Exemplo 3</h4> +<div class="paragraph"> +<p>Quando acessamos novamente o endpoint /health, OpenWeatherMap nos diz que nossa conta está temporariamente bloqueada e esse +serviço é relatado como inativo (DOWN).</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre>curl http://localhost:8080/mp-custom-healthcheck/health</pre> +</div> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-json" data-lang="json">{ + "checks":[ + { + "data":{ + "weatherServiceErrorMessage":"Your account is temporary blocked due to exceeding of + requests limitation of your subscription type. Please choose the proper subscription + http://openweathermap.org/price"; + }, + "name":"weatherservice", + "state":"DOWN" + } + ], + "outcome":"DOWN", + "status":"DOWN" +}</code></pre> +</div> +</div> +<h4 id="_exemplo_4" class="discrete">Exemplo 4</h4> +<div class="paragraph"> +<p>A API do tempo parou.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre>curl http://localhost:8080/mp-custom-healthcheck/weather/day/status</pre> +</div> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-text" data-lang="text">Weather Service is unavailable at moment, retry later.</code></pre> +</div> +</div> +<h5 id="_executando_os_testes" class="discrete">Executando os testes</h5> +<div class="paragraph"> +<p>Você pode também testar usando <a href="src/test/java/org/superbiz/rest/WeatherServiceTest.java">WeatherServiceTest.java</a> disponÃvel no projeto.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre>mvn clean test</pre> +</div> +</div> +<div class="listingblock"> +<div class="content"> +<pre>[INFO] Results: +[INFO] +[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped:</pre> +</div> +</div> + </div> + + </div> + </div> +<footer> + <div class="container"> + <div class="row"> + <div class="col-sm-6 text-center-mobile"> + <h3 class="white">Be simple. 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Verifique em +<a href="http://download.eclipse.org/microprofile/microprofile-fault-tolerance-1.1/microprofile-fault-tolerance-spec.html";>specification</a> +para mais detalhes.</p> +</div> +</div> +</div> +<div class="sect1"> +<h2 id="_exemplos">Exemplos</h2> +<div class="sectionbody"> +<div class="sect2"> +<h3 id="_execute_o_aplicativo">Execute o aplicativo</h3> +<div class="literalblock"> +<div class="content"> +<pre>mvn clean install tomee:run</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_exemplo_1">Exemplo 1</h3> +<div class="paragraph"> +<p>O método statusOfDay falhará 3 (três) vezes, a cada vez, lançando uma +<code>WeatherGatewayTimeoutException</code> e como a anotação @Retry está +configurada para <code>retryOn</code> em caso de falha, a biblioteca FailSafe pegará +o valor <code>maxRetry</code> e tentará a mesma operação até atingir o número máximo de tentativas, que é 3 (valor padrão).</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@RequestScoped +public class WeatherGateway{ + ... + @Retry(maxRetry=3, retryOn = WeatherGatewayTimeoutException.class) + public String statusOfDay(){ + if(counterStatusOfDay.addAndGet(1) <= DEFAULT_MAX_RETRY){ + LOGGER.warning(String.format(FORECAST_TIMEOUT_MESSAGE, DEFAULT_MAX_RETRY, counterStatusOfDay.get())); + throw new WeatherGatewayTimeoutException(); + } + return "Today is a sunny day!"; + } + ... + }</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Chamada de status do dia</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>GET http://localhost:8080/mp-faulttolerance-retry/weather/day/status</pre> +</div> +</div> +<div class="paragraph"> +<p>Server log</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (1) +WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (2) +WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (3)</pre> +</div> +</div> +<div class="paragraph"> +<p>Response</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>Today is a sunny day!</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_exemplo_2">Exemplo 2</h3> +<div class="paragraph"> +<p>O método weekStatus falhará duas vezes, a cada vez, lançando uma +<code>WeatherGatewayTimeoutException</code> porque <code>retryOn</code> está configurado e +em vez de retornar uma resposta ao chamador, a lógica afirma que na terceira tentativa uma +<code>WeatherGatewayBusyServiceException</code> será lançada. Como a anotação <code>@Retry</code> está configurada para + <code>abortOn</code> no caso de <code>WeatherGatewayTimeoutException</code> ocorrer, a tentativa restante não será +executada e o chamador deve lidar com a exceção.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@Retry(maxRetries = 3, retryOn = WeatherGatewayTimeoutException.class, abortOn = WeatherGatewayBusyServiceException.class) +public String statusOfWeek(){ + if(counterStatusOfWeek.addAndGet(1) <= DEFAULT_MAX_RETRY){ + LOGGER.warning(String.format(FORECAST_TIMEOUT_MESSAGE_ATTEMPTS, DEFAULT_MAX_RETRY, counterStatusOfWeek.get())); + throw new WeatherGatewayTimeoutException(); + } + LOGGER.log(Level.SEVERE, String.format(FORECAST_BUSY_MESSAGE, counterStatusOfWeek.get())); + throw new WeatherGatewayBusyServiceException(); +}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Chamada de status da semana</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>GET http://localhost:8080/mp-faulttolerance-retry/weather/week/status</pre> +</div> +</div> +<div class="paragraph"> +<p>Server log</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (1) +WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (2) +WARNING - Timeout when accessing AccuWeather Forecast Service. Max of Attempts: (3), Attempts: (3) +SEVERE - Error AccuWeather Forecast Service is busy. Number of Attempts: (4)</pre> +</div> +</div> +<div class="paragraph"> +<p>Response</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WeatherGateway Service is Busy. Retry later</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_exemplo_3">Exemplo 3</h3> +<div class="paragraph"> +<p>A anotação <code>@Retry</code> permite configurar um atraso para cada nova tentativa +ser executada, dando a chance ao serviço solicitado para se recuperar e +responder a solicitação corretamente. Para cada nova tentativa, seguindo o atraso +configurado, é necessário definir <code>jitter</code> como zero (0). Caso contrário, o atraso de +cada nova tentativa será aleatório.</p> +</div> +<div class="paragraph"> +<p>Analisando o log de mensagens, é possÃvel ver que todas as tentativas levaram +praticamente o mesmo tempo para executar.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@Retry(retryOn = WeatherGatewayTimeoutException.class, maxRetries = 5, delay = 500, jitter = 0) +public String statusOfWeekend() { + if (counterStatusOfWeekend.addAndGet(1) <= 5) { + logTimeoutMessage(statusOfWeekendInstant); + statusOfWeekendInstant = Instant.now(); + throw new WeatherGatewayTimeoutException(); + } + return "The Forecast for the Weekend is Scattered Showers."; +}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Chamada de status de fim de semana</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>GET http://localhost:8080/mp-faulttolerance-retry/weather/weekend/status</pre> +</div> +</div> +<div class="paragraph"> +<p>Server log</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WARNING - Timeout when accessing AccuWeather Forecast Service. +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (501) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (501) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (501) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (500) millis</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_exemplo_4">Exemplo 4</h3> +<div class="paragraph"> +<p>Basicamente com o mesmo comportamento do <code>Exemplo 3</code>, este exemplo defini +o <code>delay</code> e o <code>jitter</code> com 500 milissegundos para aleatoriamente um novo atraso a cada nova tentativa +após a primeira falha. +<a href="https://github.com/jhalterman/failsafe/blob/master/src/main/java/net/jodah/failsafe/AbstractExecution.java";>AbstractExecution#randomDelay(delay,jitter,random)</a> +pode dar uma ideia de como o novo atraso é calculado.</p> +</div> +<div class="paragraph"> +<p>Analisando o log de mensagens, é possÃvel ver quanto tempo cada tentativa teve +que esperar até a sua execução.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@Retry(retryOn = WeatherGatewayTimeoutException.class, delay = 500, jitter = 500) +public String statusOfMonth() { + if (counterStatusOfWeekend.addAndGet(1) <= DEFAULT_MAX_RETRY) { + logTimeoutMessage(statusOfMonthInstant); + statusOfMonthInstant = Instant.now(); + throw new WeatherGatewayTimeoutException(); + } + return "The Forecast for the Weekend is Scattered Showers."; +}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Chamada de status do mês</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>GET http://localhost:8080/mp-faulttolerance-retry/weather/month/status</pre> +</div> +</div> +<div class="paragraph"> +<p>Server log</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WARNING - Timeout when accessing AccuWeather Forecast Service. +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (417) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (90) millis</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_example_5">Example 5</h3> +<div class="paragraph"> +<p>Se uma condição para uma operação re-executada não estiver definida como nos +exemplos anteriores usando o parâmetro <code>retryOn</code>, a operação é +executada novamente para qualquer exceção lançada.</p> +</div> +<div class="listingblock"> +<div class="content"> +<pre class="highlight"><code class="language-java" data-lang="java">@Retry(maxDuration = 1000) +public String statusOfYear(){ + if (counterStatusOfWeekend.addAndGet(1) <= 5) { + logTimeoutMessage(statusOfYearInstant); + statusOfYearInstant = Instant.now(); + throw new RuntimeException(); + } + return "WeatherGateway Service Error"; +}</code></pre> +</div> +</div> +<div class="paragraph"> +<p>Chamada de status do ano</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>GET http://localhost:8080/mp-faulttolerance-retry/weather/year/statusk</pre> +</div> +</div> +<div class="paragraph"> +<p>Server log</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>WARNING - Timeout when accessing AccuWeather Forecast Service. +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (666) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (266) millis +WARNING - Timeout when accessing AccuWeather Forecast Service. Delay before this attempt: (66) millis</pre> +</div> +</div> +</div> +<div class="sect2"> +<h3 id="_execute_os_testes">Execute os testes</h3> +<div class="paragraph"> +<p>Você também pode experimentar usando +<a href="src/test/java/org/superbiz/rest/WeatherServiceTest.java">WeatherServiceTest.java</a> +disponÃvel no projeto.</p> +</div> +<div class="literalblock"> +<div class="content"> +<pre>mvn clean test</pre> +</div> +</div> +<div class="literalblock"> +<div class="content"> +<pre>[INFO] Results: +[INFO] +[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0</pre> +</div> +</div> +</div> +</div> +</div> + </div> + + </div> + </div> +<footer> + <div class="container"> + <div class="row"> + <div class="col-sm-6 text-center-mobile"> + <h3 class="white">Be simple. Be certified. 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