json/src/test/java/org/apache/james/dto/TestModules.java

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package org.apache.james.dto;

import org.apache.james.json.DTO;
import org.apache.james.json.DTOConverter;
import org.apache.james.json.DTOModule;

public interface TestModules {
    TestNestedModule<?, ?> FIRST_NESTED = DTOModule
        .forDomainObject(FirstNestedType.class)
        .convertToDTO(FirstNestedDTO.class)
        .toDomainObjectConverter(FirstNestedDTO::toDomainObject)
        .toDTOConverter((domainObject, typeName) -> new FirstNestedDTO(
            domainObject.getFoo(),
            typeName))
            .typeName("first-nested")
        .withFactory(TestNestedModule::new);

    TestNestedModule<?, ?> SECOND_NESTED = DTOModule
        .forDomainObject(SecondNestedType.class)
        .convertToDTO(SecondNestedDTO.class)
        .toDomainObjectConverter(SecondNestedDTO::toDomainObject)
        .toDTOConverter((domainObject, typeName) -> new SecondNestedDTO(
            domainObject.getBar(),
            typeName))
        .typeName("second-nested")
        .withFactory(TestNestedModule::new);

    DTOConverter<NestedType, DTO> NESTED_CONVERTERS = DTOConverter.of(FIRST_NESTED, SECOND_NESTED);

    TestModule<FirstDomainObject, FirstDTO> FIRST_TYPE = DTOModule
        .forDomainObject(FirstDomainObject.class)
        .convertToDTO(FirstDTO.class)
        .toDomainObjectConverter(dto -> dto.toDomainObject(NESTED_CONVERTERS))
        .toDTOConverter((domainObject, typeName) -> new FirstDTO(
            typeName,
            domainObject.getId(),
            domainObject.getTime().toString(),
            domainObject.getPayload(),
            domainObject.getChild().flatMap(NESTED_CONVERTERS::toDTO)))
        .typeName("first")
        .withFactory(TestModule::new);

    TestModule<?, ?> SECOND_TYPE = DTOModule
        .forDomainObject(SecondDomainObject.class)
        .convertToDTO(SecondDTO.class)
        .toDomainObjectConverter(dto -> dto.toDomainObject(NESTED_CONVERTERS))
        .toDTOConverter((domainObject, typeName) -> new SecondDTO(
            typeName,
            domainObject.getId().toString(),
            domainObject.getPayload(),
            domainObject.getChild().flatMap(NESTED_CONVERTERS::toDTO)))
        .typeName("second")
        .withFactory(TestModule::new);

}