Implement the cache card for the new dev ui

extensions/cache/deployment/pom.xml

@@ -34,6 +34,15 @@
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-mutiny-deployment</artifactId>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-vertx-http-dev-ui-spi</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-vertx-http-deployment</artifactId>
+            <optional>true</optional>
+        </dependency>
 
         <!-- Test dependencies -->
         <dependency>

extensions/cache/deployment/src/main/java/io/quarkus/cache/deployment/devconsole/CacheDevUiConsoleProcessor.java

@@ -0,0 +1,28 @@
+package io.quarkus.cache.deployment.devconsole;
+
+import io.quarkus.cache.runtime.devconsole.CacheJsonRPCService;
+import io.quarkus.deployment.IsDevelopment;
+import io.quarkus.deployment.annotations.BuildStep;
+import io.quarkus.deployment.pkg.builditem.CurateOutcomeBuildItem;
+import io.quarkus.devui.spi.JsonRPCProvidersBuildItem;
+import io.quarkus.devui.spi.page.CardPageBuildItem;
+import io.quarkus.devui.spi.page.Page;
+
+public class CacheDevUiConsoleProcessor {
+
+    @BuildStep(onlyIf = IsDevelopment.class)
+    CardPageBuildItem create(CurateOutcomeBuildItem bi) {
+        CardPageBuildItem pageBuildItem = new CardPageBuildItem("Cache");
+        pageBuildItem.addPage(Page.webComponentPageBuilder()
+                .title("Caches")
+                .componentLink("qwc-cache-caches.js")
+                .icon("font-awesome-solid:database"));
+
+        return pageBuildItem;
+    }
+
+    @BuildStep(onlyIf = IsDevelopment.class)
+    JsonRPCProvidersBuildItem createJsonRPCServiceForCache() {
+        return new JsonRPCProvidersBuildItem("Cache", CacheJsonRPCService.class);
+    }
+}

extensions/cache/deployment/src/main/resources/dev-ui/cache/qwc-cache-caches.js

@@ -0,0 +1,119 @@
+import { LitElement, html, css} from 'lit';
+import { JsonRpc } from 'jsonrpc';
+import '@vaadin/icon';
+import '@vaadin/button';
+import '@vaadin/text-field';
+import '@vaadin/text-area';
+import '@vaadin/form-layout';
+import '@vaadin/progress-bar';
+import '@vaadin/checkbox';
+import { until } from 'lit/directives/until.js';
+import '@vaadin/grid';
+import { columnBodyRenderer } from '@vaadin/grid/lit.js';
+import '@vaadin/grid/vaadin-grid-sort-column.js';
+
+export class QwcCacheCaches extends LitElement {
+
+    jsonRpc = new JsonRpc("Cache");
+
+    // Component style
+    static styles = css`
+        .button {
+            background-color: transparent;
+            cursor: pointer;
+        }
+        .clearIcon {
+            color: orange;
+        }
+        `;
+
+    // Component properties
+    static properties = {
+        "_caches": {state: true}
+    }
+
+    // Components callbacks
+
+    /**
+     * Called when displayed
+     */
+    connectedCallback() {
+        super.connectedCallback();
+        this.jsonRpc.getAll().then(jsonRpcResponse => {
+            this._caches = new Map();
+            jsonRpcResponse.result.forEach(c => {
+                this._caches.set(c.name, c);
+            });
+        });
+    }
+
+    /**
+     * Called when it needs to render the components
+     * @returns {*}
+     */
+    render() {
+        return html`${until(this._renderCacheTable(), html`<span>Loading caches...</span>`)}`;
+    }
+
+    // View / Templates
+
+    _renderCacheTable() {
+        if (this._caches) {
+            let caches = [...this._caches.values()];
+            return html`
+                <vaadin-grid .items="${caches}" class="datatable" theme="no-border">
+                    <vaadin-grid-column auto-width
+                                        header="Name"
+                                        ${columnBodyRenderer(this._nameRenderer, [])}>
+                    </vaadin-grid-column>
+
+                    <vaadin-grid-column auto-width
+                                        header="Size"
+                                        path="size">
+                    </vaadin-grid-column>
+
+                    <vaadin-grid-column auto-width
+                                        header=""
+                                        ${columnBodyRenderer(this._actionRenderer, [])}
+                                        resizable>
+                    </vaadin-grid-column>
+                </vaadin-grid>`;
+        }
+    }
+
+    _actionRenderer(cache) {
+        return html`
+            <vaadin-button theme="small" @click=${() => this._clear(cache.name)} class="button">
+                <vaadin-icon class="clearIcon" icon="font-awesome-solid:broom"></vaadin-icon> Clear
+            </vaadin-button>`;
+    }
+
+    _nameRenderer(cache) {
+        return html`
+            <vaadin-button theme="small" @click=${() => this._refresh(cache.name)} class="button">
+                <vaadin-icon icon="font-awesome-solid:rotate"></vaadin-icon>
+            </vaadin-button>
+            ${cache.name}`;
+    }
+
+    _clear(name) {
+        this.jsonRpc.clear({name: name}).then(jsonRpcResponse => {
+            this._updateCache(jsonRpcResponse.result)
+        });
+    }
+
+    _refresh(name) {
+        this.jsonRpc.refresh({name: name}).then(jsonRpcResponse => {
+            this._updateCache(jsonRpcResponse.result)
+        });
+    }
+
+    _updateCache(cache){
+        if (this._caches.has(cache.name)  && cache.size !== -1) {
+            this._caches.set(cache.name, cache);
+            this.requestUpdate();
+        }
+    }
+
+}
+customElements.define('qwc-cache-caches', QwcCacheCaches);

extensions/cache/runtime/src/main/java/io/quarkus/cache/runtime/devconsole/CacheJsonRPCService.java

@@ -0,0 +1,72 @@
+package io.quarkus.cache.runtime.devconsole;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Optional;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+
+import org.jboss.logging.Logger;
+
+import io.quarkus.cache.Cache;
+import io.quarkus.cache.CacheManager;
+import io.quarkus.cache.CaffeineCache;
+import io.quarkus.cache.runtime.caffeine.CaffeineCacheImpl;
+import io.vertx.core.json.JsonArray;
+import io.vertx.core.json.JsonObject;
+
+@ApplicationScoped
+public class CacheJsonRPCService {
+
+    @Inject
+    CacheManager manager;
+
+    @Inject
+    Logger logger;
+
+    public JsonArray getAll() {
+        Collection<String> names = manager.getCacheNames();
+        List<CaffeineCache> allCaches = new ArrayList<>(names.size());
+        for (String name : names) {
+            Optional<Cache> cache = manager.getCache(name);
+            if (cache.isPresent() && cache.get() instanceof CaffeineCache) {
+                allCaches.add((CaffeineCache) cache.get());
+            }
+        }
+        allCaches.sort(Comparator.comparing(CaffeineCache::getName));
+
+        var array = new JsonArray();
+        for (CaffeineCache cc : allCaches) {
+            array.add(getJsonRepresentationForCache(cc));
+        }
+        return array;
+    }
+
+    private JsonObject getJsonRepresentationForCache(Cache cc) {
+        return new JsonObject().put("name", cc.getName()).put("size", ((CaffeineCacheImpl) cc).getSize());
+    }
+
+    public JsonObject clear(String name) {
+        Optional<Cache> cache = manager.getCache(name);
+        if (cache.isPresent()) {
+            cache.get().invalidateAll().subscribe().asCompletionStage()
+                    .thenAccept(x -> logger.infof("Cache %s cleared", name));
+            return getJsonRepresentationForCache(cache.get());
+        } else {
+            return new JsonObject().put("name", name).put("size", -1);
+        }
+    }
+
+    public JsonObject refresh(String name) {
+        Optional<Cache> cache = manager.getCache(name);
+        if (cache.isPresent()) {
+            return getJsonRepresentationForCache(cache.get());
+        } else {
+            return new JsonObject().put("name", name).put("size", -1);
+        }
+    }
+
+}