Examples with NullSafeModelProperty org.mule.runtime.module.extension.internal.loader.java.property.NullSafeModelProperty used on opensource projects

Example 1 with NullSafeModelProperty

use of org.mule.runtime.module.extension.internal.loader.java.property.NullSafeModelProperty in project mule by mulesoft.

the class ParameterModelsLoaderDelegate method parseNullSafe.

private void parseNullSafe(ExtensionParameter extensionParameter, ParameterDeclarer parameter) {
    if (extensionParameter.isAnnotatedWith(NullSafe.class)) {
        if (extensionParameter.isAnnotatedWith(ConfigOverride.class)) {
            throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' and also marked as a config override, which is redundant. " + "The default value for this parameter will come from the configuration parameter", extensionParameter.getName(), NullSafe.class.getSimpleName()));
        }
        if (extensionParameter.isRequired() && !extensionParameter.isAnnotatedWith(ParameterGroup.class)) {
            throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is required but annotated with '@%s', which is redundant", extensionParameter.getName(), NullSafe.class.getSimpleName()));
        }
        Type nullSafeAnnotationType = extensionParameter.getValueFromAnnotation(NullSafe.class).get().getClassValue(NullSafe::defaultImplementingType);
        final boolean hasDefaultOverride = !nullSafeAnnotationType.isSameType(Object.class);
        MetadataType nullSafeType = hasDefaultOverride ? nullSafeAnnotationType.asMetadataType() : parameter.getDeclaration().getType();
        boolean isInstantiable = hasDefaultOverride ? nullSafeAnnotationType.isInstantiable() : extensionParameter.getType().isInstantiable();
        parameter.getDeclaration().getType().accept(new BasicTypeMetadataVisitor() {

            @Override
            protected void visitBasicType(MetadataType metadataType) {
                throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' but is of type '%s'. That annotation can only be " + "used with complex types (Pojos, Lists, Maps)", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName()));
            }

            @Override
            public void visitArrayType(ArrayType arrayType) {
                if (hasDefaultOverride) {
                    throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' is of type '%s'" + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for Collections", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName()));
                }
            }

            @Override
            public void visitObject(ObjectType objectType) {
                if (hasDefaultOverride && isMap(objectType)) {
                    throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' is of type '%s'" + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for Maps", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName()));
                }
                if (hasDefaultOverride && extensionParameter.getType().isInstantiable()) {
                    throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' is of concrete type '%s'," + " but a 'defaultImplementingType' was provided." + " Type override is not allowed for concrete types", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName()));
                }
                if (!isInstantiable && !isMap(nullSafeType)) {
                    throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' but is of type '%s'. That annotation can only be " + "used with complex instantiable types (Pojos, Lists, Maps)", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName()));
                }
                if (hasDefaultOverride && !extensionParameter.getType().isAssignableFrom(nullSafeAnnotationType)) {
                    throw new IllegalParameterModelDefinitionException(format("Parameter '%s' is annotated with '@%s' of type '%s', but provided type '%s" + " is not a subtype of the parameter's type", extensionParameter.getName(), NullSafe.class.getSimpleName(), extensionParameter.getType().getName(), getType(nullSafeType).getName()));
                }
            }
        });
        parameter.withModelProperty(new NullSafeModelProperty(nullSafeType));
        if (hasDefaultOverride) {
            parameter.withModelProperty(new DefaultImplementingTypeModelProperty(nullSafeType));
        }
    }
}