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Posted to server-dev@james.apache.org by bt...@apache.org on 2019/12/20 08:34:24 UTC

[james-project] 04/08: JAMES-2993 Implement recompute all JMAP message preview request to task

This is an automated email from the ASF dual-hosted git repository.

btellier pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/james-project.git

commit 293a9938b08a2656a82f5a47febb2fc6d3e22550
Author: Benoit Tellier <bt...@linagora.com>
AuthorDate: Mon Dec 16 14:38:45 2019 +0700

    JAMES-2993 Implement recompute all JMAP message preview request to task
---
 .../protocols/webadmin/webadmin-data-jmap/pom.xml  |   5 +
 .../james/webadmin/data/jmap/Constants.java}       |  35 +-
 .../jmap/MessageFastViewProjectionCorrector.java   |  48 ++-
 ...teAllFastViewProjectionItemsRequestToTask.java} |  36 +--
 .../data/jmap/RecomputeAllPreviewsTask.java        |  29 --
 ...llFastViewProjectionItemsRequestToTaskTest.java | 353 +++++++++++++++++++++
 ...llPreviewsTaskAdditionalInformationDTOTest.java |   6 -
 .../RecomputeAllPreviewsTaskSerializationTest.java |   7 -
 .../json/recomputeAll.additionalInformation.json   |   2 +-
 .../src/test/resources/json/recomputeAll.task.json |   2 +-
 10 files changed, 412 insertions(+), 111 deletions(-)

diff --git a/server/protocols/webadmin/webadmin-data-jmap/pom.xml b/server/protocols/webadmin/webadmin-data-jmap/pom.xml
index e42b17e..7c9330f 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/pom.xml
+++ b/server/protocols/webadmin/webadmin-data-jmap/pom.xml
@@ -96,6 +96,11 @@
         </dependency>
         <dependency>
             <groupId>${james.groupId}</groupId>
+            <artifactId>metrics-tests</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>${james.groupId}</groupId>
             <artifactId>testing-base</artifactId>
             <scope>test</scope>
         </dependency>
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/Constants.java
similarity index 54%
copy from server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
copy to server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/Constants.java
index e56432a..b076804 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/Constants.java
@@ -19,35 +19,8 @@
 
 package org.apache.james.webadmin.data.jmap;
 
-import static org.mockito.Mockito.mock;
+import org.apache.james.webadmin.tasks.TaskRegistrationKey;
 
-import org.apache.james.JsonSerializationVerifier;
-import org.apache.james.util.ClassLoaderUtils;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-
-import nl.jqno.equalsverifier.EqualsVerifier;
-
-class RecomputeAllPreviewsTaskSerializationTest {
-    MessageFastViewProjectionCorrector corrector;
-
-    @BeforeEach
-    void setUp() {
-        corrector = mock(MessageFastViewProjectionCorrector.class);
-    }
-
-    @Test
-    void shouldMatchJsonSerializationContract() throws Exception {
-        JsonSerializationVerifier.dtoModule(RecomputeAllPreviewsTask.module(corrector))
-            .bean(new RecomputeAllPreviewsTask(corrector))
-            .json(ClassLoaderUtils.getSystemResourceAsString("json/recomputeAll.task.json"))
-            .verify();
-    }
-
-    @Test
-    void shouldMatchBeanContract() {
-        EqualsVerifier.forClass(RecomputeAllPreviewsTask.class)
-            .withIgnoredFields("corrector", "progress")
-            .verify();
-    }
-}
\ No newline at end of file
+public interface Constants {
+    TaskRegistrationKey TASK_REGISTRATION_KEY = TaskRegistrationKey.of("recomputeFastViewProjectionItems");
+}
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/MessageFastViewProjectionCorrector.java b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/MessageFastViewProjectionCorrector.java
index 6fc4c86..0eb7f08 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/MessageFastViewProjectionCorrector.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/MessageFastViewProjectionCorrector.java
@@ -19,6 +19,7 @@
 
 package org.apache.james.webadmin.data.jmap;
 
+import java.io.IOException;
 import java.util.concurrent.atomic.AtomicLong;
 
 import javax.inject.Inject;
@@ -32,7 +33,10 @@ import org.apache.james.mailbox.MailboxSession;
 import org.apache.james.mailbox.MessageManager;
 import org.apache.james.mailbox.exception.MailboxException;
 import org.apache.james.mailbox.model.FetchGroup;
+import org.apache.james.mailbox.model.MailboxMetaData;
+import org.apache.james.mailbox.model.MessageId;
 import org.apache.james.mailbox.model.MessageRange;
+import org.apache.james.mailbox.model.MessageResult;
 import org.apache.james.mailbox.model.search.MailboxQuery;
 import org.apache.james.user.api.UsersRepository;
 import org.apache.james.user.api.UsersRepositoryException;
@@ -111,8 +115,8 @@ public class MessageFastViewProjectionCorrector {
     private Mono<Void> correctUsersProjectionItems(Progress progress, Username username) {
         try {
             MailboxSession session = mailboxManager.createSystemSession(username);
-            return Flux.fromIterable(mailboxManager.search(MailboxQuery.privateMailboxesBuilder(session).build(), session))
-                .concatMap(mailboxMetadata -> Mono.fromCallable(() -> mailboxManager.getMailbox(mailboxMetadata.getId(), session)))
+            return listUsersMailboxes(session)
+                .concatMap(mailboxMetadata -> retrieveMailbox(session, mailboxMetadata))
                 .concatMap(Throwing.function(messageManager -> correctMailboxProjectionItems(progress, messageManager, session)))
                 .doOnComplete(progress.processedUserCount::incrementAndGet)
                 .onErrorContinue((error, o) -> {
@@ -128,10 +132,10 @@ public class MessageFastViewProjectionCorrector {
     }
 
     private Mono<Void> correctMailboxProjectionItems(Progress progress, MessageManager messageManager, MailboxSession session) throws MailboxException {
-        return Iterators.toFlux(messageManager.getMessages(MessageRange.all(), FetchGroup.MINIMAL, session))
-            .concatMap(Throwing.function(messageResult -> Iterators.toFlux(messageManager.getMessages(MessageRange.all(), FetchGroup.BODY_CONTENT, session))))
-            .map(Throwing.function(messageResult -> Pair.of(messageResult.getMessageId(), projectionItemFactory.from(messageResult))))
-            .concatMap(pair -> Mono.from(messageFastViewProjection.store(pair.getKey(), pair.getValue()))
+        return listAllMailboxMessages(messageManager, session)
+            .concatMap(messageResult -> retrieveContent(messageManager, session, messageResult))
+            .map(this::computeProjectionEntry)
+            .concatMap(pair -> storeProjectionEntry(pair)
                 .doOnSuccess(any -> progress.processedMessageCount.incrementAndGet()))
             .onErrorContinue((error, triggeringValue) -> {
                 LOGGER.error("JMAP preview re-computation aborted for {} - {}", session.getUser(), triggeringValue, error);
@@ -139,4 +143,36 @@ public class MessageFastViewProjectionCorrector {
             })
             .then();
     }
+
+    private Flux<MailboxMetaData> listUsersMailboxes(MailboxSession session) throws MailboxException {
+        return Flux.fromIterable(mailboxManager.search(MailboxQuery.privateMailboxesBuilder(session).build(), session));
+    }
+
+    private Mono<MessageManager> retrieveMailbox(MailboxSession session, MailboxMetaData mailboxMetadata) {
+        return Mono.fromCallable(() -> mailboxManager.getMailbox(mailboxMetadata.getId(), session));
+    }
+
+    private Flux<MessageResult> listAllMailboxMessages(MessageManager messageManager, MailboxSession session) throws MailboxException {
+        return Iterators.toFlux(messageManager.getMessages(MessageRange.all(), FetchGroup.MINIMAL, session));
+    }
+
+    private Flux<MessageResult> retrieveContent(MessageManager messageManager, MailboxSession session, MessageResult messageResult) {
+        try {
+            return Iterators.toFlux(messageManager.getMessages(MessageRange.one(messageResult.getUid()), FetchGroup.FULL_CONTENT, session));
+        } catch (MailboxException e) {
+            return Flux.error(e);
+        }
+    }
+
+    private Pair<MessageId, MessageFastViewPrecomputedProperties> computeProjectionEntry(MessageResult messageResult) {
+        try {
+            return Pair.of(messageResult.getMessageId(), projectionItemFactory.from(messageResult));
+        } catch (MailboxException | IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private Mono<Void> storeProjectionEntry(Pair<MessageId, MessageFastViewPrecomputedProperties> pair) {
+        return Mono.from(messageFastViewProjection.store(pair.getKey(), pair.getValue()));
+    }
 }
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTask.java
similarity index 55%
copy from server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
copy to server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTask.java
index e56432a..a5810e1 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTask.java
@@ -19,35 +19,11 @@
 
 package org.apache.james.webadmin.data.jmap;
 
-import static org.mockito.Mockito.mock;
+import org.apache.james.webadmin.tasks.TaskFromRequestRegistry;
 
-import org.apache.james.JsonSerializationVerifier;
-import org.apache.james.util.ClassLoaderUtils;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-
-import nl.jqno.equalsverifier.EqualsVerifier;
-
-class RecomputeAllPreviewsTaskSerializationTest {
-    MessageFastViewProjectionCorrector corrector;
-
-    @BeforeEach
-    void setUp() {
-        corrector = mock(MessageFastViewProjectionCorrector.class);
-    }
-
-    @Test
-    void shouldMatchJsonSerializationContract() throws Exception {
-        JsonSerializationVerifier.dtoModule(RecomputeAllPreviewsTask.module(corrector))
-            .bean(new RecomputeAllPreviewsTask(corrector))
-            .json(ClassLoaderUtils.getSystemResourceAsString("json/recomputeAll.task.json"))
-            .verify();
-    }
-
-    @Test
-    void shouldMatchBeanContract() {
-        EqualsVerifier.forClass(RecomputeAllPreviewsTask.class)
-            .withIgnoredFields("corrector", "progress")
-            .verify();
+public class RecomputeAllFastViewProjectionItemsRequestToTask extends TaskFromRequestRegistry.TaskRegistration {
+    public RecomputeAllFastViewProjectionItemsRequestToTask(MessageFastViewProjectionCorrector corrector) {
+        super(Constants.TASK_REGISTRATION_KEY,
+            request -> new RecomputeAllPreviewsTask(corrector));
     }
-}
\ No newline at end of file
+}
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTask.java b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTask.java
index bacf8ad..99b5b8d 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTask.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/main/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTask.java
@@ -82,25 +82,6 @@ public class RecomputeAllPreviewsTask implements Task {
         public Instant timestamp() {
             return timestamp;
         }
-
-        @Override
-        public final boolean equals(Object o) {
-            if (o instanceof AdditionalInformation) {
-                AdditionalInformation that = (AdditionalInformation) o;
-
-                return Objects.equals(this.processedUserCount, that.processedUserCount)
-                    && Objects.equals(this.processedMessageCount, that.processedMessageCount)
-                    && Objects.equals(this.failedUserCount, that.failedUserCount)
-                    && Objects.equals(this.failedMessageCount, that.failedMessageCount)
-                    && Objects.equals(this.timestamp, that.timestamp);
-            }
-            return false;
-        }
-
-        @Override
-        public final int hashCode() {
-            return Objects.hash(processedUserCount, processedMessageCount, failedUserCount, failedMessageCount, timestamp);
-        }
     }
 
     public static class RecomputeAllPreviousTaskDTO implements TaskDTO {
@@ -155,14 +136,4 @@ public class RecomputeAllPreviewsTask implements Task {
     public Optional<TaskExecutionDetails.AdditionalInformation> details() {
         return Optional.of(AdditionalInformation.from(progress));
     }
-
-    @Override
-    public final boolean equals(Object o) {
-        return o instanceof RecomputeAllPreviewsTask;
-    }
-
-    @Override
-    public final int hashCode() {
-        return Objects.hash(RecomputeAllPreviewsTask.class);
-    }
 }
\ No newline at end of file
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTaskTest.java b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTaskTest.java
new file mode 100644
index 0000000..a351095
--- /dev/null
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllFastViewProjectionItemsRequestToTaskTest.java
@@ -0,0 +1,353 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you 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 org.apache.james.webadmin.data.jmap;
+
+import static io.restassured.RestAssured.given;
+import static io.restassured.RestAssured.when;
+import static io.restassured.RestAssured.with;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import java.util.Optional;
+
+import org.apache.james.core.Username;
+import org.apache.james.domainlist.api.DomainList;
+import org.apache.james.jmap.api.model.Preview;
+import org.apache.james.jmap.api.projections.MessageFastViewPrecomputedProperties;
+import org.apache.james.jmap.draft.utils.JsoupHtmlTextExtractor;
+import org.apache.james.jmap.memory.projections.MemoryMessageFastViewProjection;
+import org.apache.james.mailbox.MailboxSession;
+import org.apache.james.mailbox.MessageManager;
+import org.apache.james.mailbox.inmemory.InMemoryMailboxManager;
+import org.apache.james.mailbox.inmemory.manager.InMemoryIntegrationResources;
+import org.apache.james.mailbox.model.ComposedMessageId;
+import org.apache.james.mailbox.model.MailboxId;
+import org.apache.james.mailbox.model.MailboxPath;
+import org.apache.james.metrics.tests.RecordingMetricFactory;
+import org.apache.james.task.Hostname;
+import org.apache.james.task.MemoryTaskManager;
+import org.apache.james.task.TaskManager;
+import org.apache.james.user.memory.MemoryUsersRepository;
+import org.apache.james.util.html.HtmlTextExtractor;
+import org.apache.james.util.mime.MessageContentExtractor;
+import org.apache.james.webadmin.Routes;
+import org.apache.james.webadmin.WebAdminServer;
+import org.apache.james.webadmin.WebAdminUtils;
+import org.apache.james.webadmin.routes.TasksRoutes;
+import org.apache.james.webadmin.tasks.TaskFromRequestRegistry;
+import org.apache.james.webadmin.utils.ErrorResponder;
+import org.apache.james.webadmin.utils.JsonTransformer;
+import org.eclipse.jetty.http.HttpStatus;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import io.restassured.RestAssured;
+import io.restassured.filter.log.LogDetail;
+import spark.Service;
+
+class RecomputeAllFastViewProjectionItemsRequestToTaskTest {
+    private final class JMAPRoutes implements Routes {
+        private final MessageFastViewProjectionCorrector corrector;
+        private final TaskManager taskManager;
+
+        private JMAPRoutes(MessageFastViewProjectionCorrector corrector, TaskManager taskManager) {
+            this.corrector = corrector;
+            this.taskManager = taskManager;
+        }
+
+        @Override
+        public String getBasePath() {
+            return BASE_PATH;
+        }
+
+        @Override
+        public void define(Service service) {
+            service.post(BASE_PATH,
+                TaskFromRequestRegistry.builder()
+                    .registrations(new RecomputeAllFastViewProjectionItemsRequestToTask(corrector))
+                    .buildAsRoute(taskManager),
+                new JsonTransformer());
+        }
+    }
+
+    static final String BASE_PATH = "/mailboxes";
+
+
+    static final MessageFastViewPrecomputedProperties PROJECTION_ITEM = MessageFastViewPrecomputedProperties.builder()
+        .preview(Preview.from("body"))
+        .hasAttachment(false)
+        .build();
+
+    static final DomainList NO_DOMAIN_LIST = null;
+    static final Username BOB = Username.of("bob");
+
+    private WebAdminServer webAdminServer;
+    private MemoryTaskManager taskManager;
+    private MemoryMessageFastViewProjection messageFastViewProjection;
+    private InMemoryMailboxManager mailboxManager;
+    private MemoryUsersRepository usersRepository;
+
+    @BeforeEach
+    void setUp() {
+        JsonTransformer jsonTransformer = new JsonTransformer();
+        taskManager = new MemoryTaskManager(new Hostname("foo"));
+
+        messageFastViewProjection = new MemoryMessageFastViewProjection(new RecordingMetricFactory());
+        mailboxManager = InMemoryIntegrationResources.defaultResources().getMailboxManager();
+        usersRepository = MemoryUsersRepository.withoutVirtualHosting(NO_DOMAIN_LIST);
+        MessageContentExtractor messageContentExtractor = new MessageContentExtractor();
+        HtmlTextExtractor htmlTextExtractor = new JsoupHtmlTextExtractor();
+        Preview.Factory previewFactory = new Preview.Factory(messageContentExtractor, htmlTextExtractor);
+        MessageFastViewPrecomputedProperties.Factory projectionItemFactory = new MessageFastViewPrecomputedProperties.Factory(previewFactory);
+        webAdminServer = WebAdminUtils.createWebAdminServer(
+            new TasksRoutes(taskManager, jsonTransformer),
+            new JMAPRoutes(
+                new MessageFastViewProjectionCorrector(usersRepository, mailboxManager, messageFastViewProjection, projectionItemFactory),
+                taskManager))
+            .start();
+
+        RestAssured.requestSpecification = WebAdminUtils.buildRequestSpecification(webAdminServer)
+            .setBasePath(BASE_PATH)
+            .log(LogDetail.URI)
+            .build();
+    }
+
+    @AfterEach
+    void afterEach() {
+        webAdminServer.destroy();
+        taskManager.stop();
+    }
+
+    @Test
+    void actionRequestParameterShouldBeCompulsory() {
+        when()
+            .post()
+        .then()
+            .statusCode(HttpStatus.BAD_REQUEST_400)
+            .body("statusCode", is(400))
+            .body("type", is(ErrorResponder.ErrorType.INVALID_ARGUMENT.getType()))
+            .body("message", is("Invalid arguments supplied in the user request"))
+            .body("details", is("'action' query parameter is compulsory. Supported values are [recomputeFastViewProjectionItems]"));
+    }
+
+    @Test
+    void postShouldFailUponEmptyAction() {
+        given()
+            .queryParam("action", "")
+            .post()
+        .then()
+            .statusCode(HttpStatus.BAD_REQUEST_400)
+            .body("statusCode", is(400))
+            .body("type", is(ErrorResponder.ErrorType.INVALID_ARGUMENT.getType()))
+            .body("message", is("Invalid arguments supplied in the user request"))
+            .body("details", is("'action' query parameter cannot be empty or blank. Supported values are [recomputeFastViewProjectionItems]"));
+    }
+
+    @Test
+    void postShouldFailUponInvalidAction() {
+        given()
+            .queryParam("action", "invalid")
+            .post()
+        .then()
+            .statusCode(HttpStatus.BAD_REQUEST_400)
+            .body("statusCode", is(400))
+            .body("type", is(ErrorResponder.ErrorType.INVALID_ARGUMENT.getType()))
+            .body("message", is("Invalid arguments supplied in the user request"))
+            .body("details", is("Invalid value supplied for query parameter 'action': invalid. Supported values are [recomputeFastViewProjectionItems]"));
+    }
+
+    @Test
+    void postShouldCreateANewTask() {
+        given()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+        .then()
+            .statusCode(HttpStatus.CREATED_201)
+            .body("taskId", notNullValue());
+    }
+
+    @Test
+    void recomputeAllShouldCompleteWhenNoUser() {
+        String taskId = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+
+        given()
+            .basePath(TasksRoutes.BASE)
+        .when()
+            .get(taskId + "/await")
+        .then()
+            .body("status", is("completed"))
+            .body("taskId", is(taskId))
+            .body("type", is("RecomputeAllPreviewsTask"))
+            .body("additionalInformation.processedUserCount", is(0))
+            .body("additionalInformation.processedMessageCount", is(0))
+            .body("additionalInformation.failedUserCount", is(0))
+            .body("additionalInformation.failedMessageCount", is(0))
+            .body("startedDate", is(notNullValue()))
+            .body("submitDate", is(notNullValue()))
+            .body("completedDate", is(notNullValue()));
+    }
+
+    @Test
+    void recomputeAllShouldCompleteWhenUserWithNoMailbox()throws Exception {
+        usersRepository.addUser(BOB, "pass");
+
+        String taskId = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+
+        given()
+            .basePath(TasksRoutes.BASE)
+        .when()
+            .get(taskId + "/await")
+        .then()
+            .body("status", is("completed"))
+            .body("taskId", is(taskId))
+            .body("type", is("RecomputeAllPreviewsTask"))
+            .body("additionalInformation.processedUserCount", is(1))
+            .body("additionalInformation.processedMessageCount", is(0))
+            .body("additionalInformation.failedUserCount", is(0))
+            .body("additionalInformation.failedMessageCount", is(0))
+            .body("startedDate", is(notNullValue()))
+            .body("submitDate", is(notNullValue()))
+            .body("completedDate", is(notNullValue()));
+    }
+
+    @Test
+    void recomputeAllShouldCompleteWhenUserWithNoMessage()throws Exception {
+        usersRepository.addUser(BOB, "pass");
+        mailboxManager.createMailbox(MailboxPath.inbox(BOB), mailboxManager.createSystemSession(BOB));
+
+        String taskId = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+
+        given()
+            .basePath(TasksRoutes.BASE)
+        .when()
+            .get(taskId + "/await")
+        .then()
+            .body("status", is("completed"))
+            .body("taskId", is(taskId))
+            .body("type", is("RecomputeAllPreviewsTask"))
+            .body("additionalInformation.processedUserCount", is(1))
+            .body("additionalInformation.processedMessageCount", is(0))
+            .body("additionalInformation.failedUserCount", is(0))
+            .body("additionalInformation.failedMessageCount", is(0))
+            .body("startedDate", is(notNullValue()))
+            .body("submitDate", is(notNullValue()))
+            .body("completedDate", is(notNullValue()));
+    }
+
+    @Test
+    void recomputeAllShouldCompleteWhenOneMessage()throws Exception {
+        usersRepository.addUser(BOB, "pass");
+        MailboxSession session = mailboxManager.createSystemSession(BOB);
+        Optional<MailboxId> mailboxId = mailboxManager.createMailbox(MailboxPath.inbox(BOB), session);
+        mailboxManager.getMailbox(mailboxId.get(), session).appendMessage(
+            MessageManager.AppendCommand.builder().build("header: value\r\n\r\nbody"),
+            session);
+
+        String taskId = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+
+        given()
+            .basePath(TasksRoutes.BASE)
+        .when()
+            .get(taskId + "/await")
+        .then()
+            .body("status", is("completed"))
+            .body("taskId", is(taskId))
+            .body("type", is("RecomputeAllPreviewsTask"))
+            .body("additionalInformation.processedUserCount", is(1))
+            .body("additionalInformation.processedMessageCount", is(1))
+            .body("additionalInformation.failedUserCount", is(0))
+            .body("additionalInformation.failedMessageCount", is(0))
+            .body("startedDate", is(notNullValue()))
+            .body("submitDate", is(notNullValue()))
+            .body("completedDate", is(notNullValue()));
+    }
+
+    @Test
+    void recomputeAllShouldUpdateProjection()throws Exception {
+        usersRepository.addUser(BOB, "pass");
+        MailboxSession session = mailboxManager.createSystemSession(BOB);
+        Optional<MailboxId> mailboxId = mailboxManager.createMailbox(MailboxPath.inbox(BOB), session);
+        ComposedMessageId messageId = mailboxManager.getMailbox(mailboxId.get(), session).appendMessage(
+            MessageManager.AppendCommand.builder().build("header: value\r\n\r\nbody"),
+            session);
+
+        String taskId = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+
+        with()
+            .basePath(TasksRoutes.BASE)
+            .get(taskId + "/await");
+
+        assertThat(messageFastViewProjection.retrieve(messageId.getMessageId()).block())
+            .isEqualTo(PROJECTION_ITEM);
+    }
+
+    @Test
+    void recomputeAllShouldBeIdempotent()throws Exception {
+        usersRepository.addUser(BOB, "pass");
+        MailboxSession session = mailboxManager.createSystemSession(BOB);
+        Optional<MailboxId> mailboxId = mailboxManager.createMailbox(MailboxPath.inbox(BOB), session);
+        ComposedMessageId messageId = mailboxManager.getMailbox(mailboxId.get(), session).appendMessage(
+            MessageManager.AppendCommand.builder().build("header: value\r\n\r\nbody"),
+            session);
+
+        String taskId1 = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+        with()
+            .basePath(TasksRoutes.BASE)
+            .get(taskId1 + "/await");
+
+        String taskId2 = with()
+            .queryParam("action", "recomputeFastViewProjectionItems")
+            .post()
+            .jsonPath()
+            .get("taskId");
+        with()
+            .basePath(TasksRoutes.BASE)
+            .get(taskId2 + "/await");
+
+        assertThat(messageFastViewProjection.retrieve(messageId.getMessageId()).block())
+            .isEqualTo(PROJECTION_ITEM);
+    }
+}
\ No newline at end of file
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskAdditionalInformationDTOTest.java b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskAdditionalInformationDTOTest.java
index 125464f..5fad6d9 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskAdditionalInformationDTOTest.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskAdditionalInformationDTOTest.java
@@ -38,10 +38,4 @@ class RecomputeAllPreviewsTaskAdditionalInformationDTOTest {
             .json(ClassLoaderUtils.getSystemResourceAsString("json/recomputeAll.additionalInformation.json"))
             .verify();
     }
-
-    @Test
-    void shouldMatchBeanContract() {
-        EqualsVerifier.forClass(RecomputeAllPreviewsTask.AdditionalInformation.class)
-            .verify();
-    }
 }
\ No newline at end of file
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
index e56432a..177a2b6 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/test/java/org/apache/james/webadmin/data/jmap/RecomputeAllPreviewsTaskSerializationTest.java
@@ -43,11 +43,4 @@ class RecomputeAllPreviewsTaskSerializationTest {
             .json(ClassLoaderUtils.getSystemResourceAsString("json/recomputeAll.task.json"))
             .verify();
     }
-
-    @Test
-    void shouldMatchBeanContract() {
-        EqualsVerifier.forClass(RecomputeAllPreviewsTask.class)
-            .withIgnoredFields("corrector", "progress")
-            .verify();
-    }
 }
\ No newline at end of file
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.additionalInformation.json b/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.additionalInformation.json
index bc3d81f..6d130f9 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.additionalInformation.json
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.additionalInformation.json
@@ -1,5 +1,5 @@
 {
-  "type":"RecomputeAllPreviewsTask",
+  "type":"RecomputeAllFastViewProjectionItemsTask",
   "timestamp":"2007-12-03T10:15:30Z",
   "processedUserCount":1,
   "processedMessageCount":2,
diff --git a/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.task.json b/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.task.json
index a447293..a76c799 100644
--- a/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.task.json
+++ b/server/protocols/webadmin/webadmin-data-jmap/src/test/resources/json/recomputeAll.task.json
@@ -1 +1 @@
-{"type":"RecomputeAllPreviewsTask"}
\ No newline at end of file
+{"type":"RecomputeAllFastViewProjectionItemsTask"}
\ No newline at end of file


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