Initial application generated by JHipster-5.8.2

src/main/webapp/app/admin/metrics/metrics.component.html

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+<div>
+    <h2>
+        <span id="metrics-page-heading" jhiTranslate="metrics.title">Application Metrics</span>
+        <button class="btn btn-primary float-right" (click)="refresh()">
+            <fa-icon [icon]="'sync'"></fa-icon> <span jhiTranslate="metrics.refresh.button">Refresh</span>
+        </button>
+    </h2>
+
+    <h3 jhiTranslate="metrics.jvm.title">JVM Metrics</h3>
+    <div class="row" *ngIf="!updatingMetrics">
+        <jhi-jvm-memory
+            class="col-md-4"
+            [updating]="updatingMetrics"
+            [jvmMemoryMetrics]="metrics.jvm">
+        </jhi-jvm-memory>
+        <jhi-jvm-threads class="col-md-4" [threadData]="threadData"></jhi-jvm-threads>
+        <jhi-metrics-system
+            class="col-md-4"
+            [updating]="updatingMetrics"
+            [systemMetrics]="metrics.processMetrics">
+        </jhi-metrics-system>
+    </div>
+
+    <div *ngIf="isObjectExisting(metrics, 'garbageCollector')">
+        <h3 jhiTranslate="metrics.jvm.gc.title">Garbage collector statistics</h3>
+        <jhi-metrics-garbagecollector [updating]="updatingMetrics" [garbageCollectorMetrics]="metrics.garbageCollector"></jhi-metrics-garbagecollector>
+    </div>
+
+    <div class="well well-lg" *ngIf="updatingMetrics" jhiTranslate="metrics.updating">Updating...</div>
+
+    <jhi-metrics-request
+        *ngIf="isObjectExisting(metrics, 'http.server.requests')"
+        [updating]="updatingMetrics"
+        [requestMetrics]="metrics['http.server.requests']">
+    </jhi-metrics-request>
+
+    <div >
+        <jhi-metrics-endpoints-requests
+            *ngIf="isObjectExisting(metrics, 'services')"
+            [updating]="updatingMetrics"
+            [endpointsRequestsMetrics]="metrics.services">
+        </jhi-metrics-endpoints-requests>
+
+    <jhi-metrics-cache
+        *ngIf="isObjectExisting(metrics, 'cache')"
+        [updating]="updatingMetrics"
+        [cacheMetrics]="metrics.cache">
+    </jhi-metrics-cache>
+
+    <jhi-metrics-datasource
+        *ngIf="isObjectExistingAndNotEmpty(metrics, 'databases')"
+        [updating]="updatingMetrics"
+        [datasourceMetrics]="metrics.databases">
+    </jhi-metrics-datasource>
+
+</div>

src/main/webapp/app/admin/metrics/metrics.component.ts

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+import { Component, OnInit } from '@angular/core';
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
+
+import { JhiMetricsService } from './metrics.service';
+
+@Component({
+    selector: 'jhi-metrics',
+    templateUrl: './metrics.component.html'
+})
+export class JhiMetricsMonitoringComponent implements OnInit {
+    metrics: any = {};
+    threadData: any = {};
+    updatingMetrics = true;
+    JCACHE_KEY: string;
+
+    constructor(private modalService: NgbModal, private metricsService: JhiMetricsService) {
+        this.JCACHE_KEY = 'jcache.statistics';
+    }
+
+    ngOnInit() {
+        this.refresh();
+    }
+
+    refresh() {
+        this.updatingMetrics = true;
+        this.metricsService.getMetrics().subscribe(metrics => {
+            this.metrics = metrics;
+            this.metricsService.threadDump().subscribe(data => {
+                this.threadData = data.threads;
+                this.updatingMetrics = false;
+            });
+        });
+    }
+
+    isObjectExisting(metrics: any, key: string) {
+        return metrics && metrics[key];
+    }
+
+    isObjectExistingAndNotEmpty(metrics: any, key: string) {
+        return this.isObjectExisting(metrics, key) && JSON.stringify(metrics[key]) !== '{}';
+    }
+}

src/main/webapp/app/admin/metrics/metrics.route.ts

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+import { Route } from '@angular/router';
+
+import { JhiMetricsMonitoringComponent } from './metrics.component';
+
+export const metricsRoute: Route = {
+    path: 'jhi-metrics',
+    component: JhiMetricsMonitoringComponent,
+    data: {
+        pageTitle: 'metrics.title'
+    }
+};

src/main/webapp/app/admin/metrics/metrics.service.ts

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+import { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { Observable } from 'rxjs';
+
+import { SERVER_API_URL } from 'app/app.constants';
+
+@Injectable({ providedIn: 'root' })
+export class JhiMetricsService {
+    constructor(private http: HttpClient) {}
+
+    getMetrics(): Observable<any> {
+        return this.http.get(SERVER_API_URL + 'management/jhi-metrics');
+    }
+
+    threadDump(): Observable<any> {
+        return this.http.get(SERVER_API_URL + 'management/threaddump');
+    }
+}