Examples with NullValueMappingStrategyGem org.mapstruct.ap.internal.gem.NullValueMappingStrategyGem used on opensource projects

Example 1 with NullValueMappingStrategyGem

use of org.mapstruct.ap.internal.gem.NullValueMappingStrategyGem in project mapstruct by mapstruct.

the class MapperCreationProcessor method getMappingMethods.

private List<MappingMethod> getMappingMethods(MapperOptions mapperAnnotation, List<SourceMethod> methods) {
    List<MappingMethod> mappingMethods = new ArrayList<>();
    for (SourceMethod method : methods) {
        if (!method.overridesMethod()) {
            continue;
        }
        mergeInheritedOptions(method, mapperAnnotation, methods, new ArrayList<>(), null);
        MappingMethodOptions mappingOptions = method.getOptions();
        boolean hasFactoryMethod = false;
        if (method.isIterableMapping()) {
            this.messager.note(1, Message.ITERABLEMAPPING_CREATE_NOTE, method);
            IterableMappingMethod iterableMappingMethod = createWithElementMappingMethod(method, mappingOptions, new IterableMappingMethod.Builder());
            hasFactoryMethod = iterableMappingMethod.getFactoryMethod() != null;
            mappingMethods.add(iterableMappingMethod);
        } else if (method.isMapMapping()) {
            MapMappingMethod.Builder builder = new MapMappingMethod.Builder();
            SelectionParameters keySelectionParameters = null;
            FormattingParameters keyFormattingParameters = null;
            SelectionParameters valueSelectionParameters = null;
            FormattingParameters valueFormattingParameters = null;
            NullValueMappingStrategyGem nullValueMappingStrategy = null;
            if (mappingOptions.getMapMapping() != null) {
                keySelectionParameters = mappingOptions.getMapMapping().getKeySelectionParameters();
                keyFormattingParameters = mappingOptions.getMapMapping().getKeyFormattingParameters();
                valueSelectionParameters = mappingOptions.getMapMapping().getValueSelectionParameters();
                valueFormattingParameters = mappingOptions.getMapMapping().getValueFormattingParameters();
                nullValueMappingStrategy = mappingOptions.getMapMapping().getNullValueMappingStrategy();
            }
            this.messager.note(1, Message.MAPMAPPING_CREATE_NOTE, method);
            MapMappingMethod mapMappingMethod = builder.mappingContext(mappingContext).method(method).keyFormattingParameters(keyFormattingParameters).keySelectionParameters(keySelectionParameters).valueFormattingParameters(valueFormattingParameters).valueSelectionParameters(valueSelectionParameters).build();
            hasFactoryMethod = mapMappingMethod.getFactoryMethod() != null;
            mappingMethods.add(mapMappingMethod);
        } else if (method.isValueMapping()) {
            // prefer value mappings over enum mapping
            this.messager.note(1, Message.VALUEMAPPING_CREATE_NOTE, method);
            ValueMappingMethod valueMappingMethod = new ValueMappingMethod.Builder().mappingContext(mappingContext).method(method).valueMappings(mappingOptions.getValueMappings()).enumMapping(mappingOptions.getEnumMappingOptions()).build();
            if (valueMappingMethod != null) {
                mappingMethods.add(valueMappingMethod);
            }
        } else if (method.isRemovedEnumMapping()) {
            messager.printMessage(method.getExecutable(), Message.ENUMMAPPING_REMOVED);
        } else if (method.isStreamMapping()) {
            this.messager.note(1, Message.STREAMMAPPING_CREATE_NOTE, method);
            StreamMappingMethod streamMappingMethod = createWithElementMappingMethod(method, mappingOptions, new StreamMappingMethod.Builder());
            // If we do StreamMapping that means that internally there is a way to generate the result type
            hasFactoryMethod = streamMappingMethod.getFactoryMethod() != null || method.getResultType().isStreamType();
            mappingMethods.add(streamMappingMethod);
        } else {
            this.messager.note(1, Message.BEANMAPPING_CREATE_NOTE, method);
            BuilderGem builder = method.getOptions().getBeanMapping().getBuilder();
            Type userDefinedReturnType = getUserDesiredReturnType(method);
            Type builderBaseType = userDefinedReturnType != null ? userDefinedReturnType : method.getReturnType();
            BeanMappingMethod.Builder beanMappingBuilder = new BeanMappingMethod.Builder();
            BeanMappingMethod beanMappingMethod = beanMappingBuilder.mappingContext(mappingContext).sourceMethod(method).userDefinedReturnType(userDefinedReturnType).returnTypeBuilder(typeFactory.builderTypeFor(builderBaseType, builder)).build();
            // We can consider that the bean mapping method can always be constructed. If there is a problem
            // it would have been reported in its build
            hasFactoryMethod = true;
            if (beanMappingMethod != null) {
                mappingMethods.add(beanMappingMethod);
            }
        }
        if (!hasFactoryMethod) {
            // A factory method  is allowed to return an interface type and hence, the generated
            // implementation as well. The check below must only be executed if there's no factory
            // method that could be responsible.
            reportErrorIfNoImplementationTypeIsRegisteredForInterfaceReturnType(method);
        }
    }
    return mappingMethods;
}