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ProxiedNavigationTarget.java
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ProxiedNavigationTarget.java
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/*
* Copyright 2000-2024 Vaadin Ltd.
*
* 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 com.vaadin.flow.spring.test;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
import org.springframework.context.annotation.Scope;
import org.springframework.context.annotation.ScopedProxyMode;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;
import com.vaadin.flow.component.html.Div;
import com.vaadin.flow.router.BeforeEvent;
import com.vaadin.flow.router.HasUrlParameter;
import com.vaadin.flow.router.OptionalParameter;
import com.vaadin.flow.router.Route;
import com.vaadin.flow.router.RouterLink;
import static com.vaadin.flow.spring.scopes.VaadinUIScope.VAADIN_UI_SCOPE_NAME;
@Route("proxied")
public class ProxiedNavigationTarget extends Div
implements HasUrlParameter<Integer> {
private final String uuid = UUID.randomUUID().toString();
private final AtomicInteger counter = new AtomicInteger();
private final RouterLink routerLink;
private final Div clickCounter;
public ProxiedNavigationTarget() {
Div uuid = new Div(this.uuid);
uuid.setId("COMPONENT_ID");
add(uuid);
clickCounter = new Div("P:0, C:0");
clickCounter.setId("CLICK_COUNTER");
add(clickCounter);
// Self navigation should use the same view instance
routerLink = new RouterLink("Self Link", ProxiedNavigationTarget.class,
counter.incrementAndGet());
add(routerLink);
}
// @Async annotation should cause Spring to create a proxy for the
// bean instance
@Async
public void asyncMethod() {
}
@Override
public void setParameter(BeforeEvent event,
@OptionalParameter Integer parameter) {
if (parameter != null) {
clickCounter.setText("P:" + parameter + ", C:" + counter.get());
routerLink.setRoute(ProxiedNavigationTarget.class,
counter.incrementAndGet());
}
}
}