server/protocols/webadmin/webadmin-mailqueue/src/main/java/org/apache/james/webadmin/service/ClearMailQueueTaskDTO.java

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package org.apache.james.webadmin.service;

import org.apache.james.json.DTOModule;
import org.apache.james.queue.api.MailQueueFactory;
import org.apache.james.queue.api.MailQueueName;
import org.apache.james.queue.api.ManageableMailQueue;
import org.apache.james.server.task.json.dto.TaskDTO;
import org.apache.james.server.task.json.dto.TaskDTOModule;

import com.fasterxml.jackson.annotation.JsonProperty;

public class ClearMailQueueTaskDTO implements TaskDTO {

    public static TaskDTOModule<ClearMailQueueTask, ClearMailQueueTaskDTO> module(MailQueueFactory<? extends ManageableMailQueue> mailQueueFactory) {
        return DTOModule
            .forDomainObject(ClearMailQueueTask.class)
            .convertToDTO(ClearMailQueueTaskDTO.class)
            .toDomainObjectConverter(dto -> dto.fromDTO(mailQueueFactory))
            .toDTOConverter(ClearMailQueueTaskDTO::toDTO)
            .typeName(ClearMailQueueTask.TYPE.asString())
            .withFactory(TaskDTOModule::new);
    }

    public static ClearMailQueueTaskDTO toDTO(ClearMailQueueTask domainObject, String typeName) {
        return new ClearMailQueueTaskDTO(typeName, domainObject.getQueueName().asString());
    }

    private final String type;
    private final String queueName;

    public ClearMailQueueTaskDTO(@JsonProperty("type") String type, @JsonProperty("queue") String queueName) {
        this.type = type;
        this.queueName = queueName;
    }

    public ClearMailQueueTask fromDTO(MailQueueFactory<? extends ManageableMailQueue> mailQueueFactory) {
        return new ClearMailQueueTask(MailQueueName.of(queueName),
            name -> mailQueueFactory
                .getQueue(name)
                .orElseThrow(() -> new ClearMailQueueTask.UnknownSerializedQueue(queueName)));
    }

    @Override
    public String getType() {
        return type;
    }

    public String getQueue() {
        return queueName;
    }
}