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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));
        }
    }
}
Also used : BasicTypeMetadataVisitor(org.mule.metadata.api.visitor.BasicTypeMetadataVisitor) ArrayType(org.mule.metadata.api.model.ArrayType) ObjectType(org.mule.metadata.api.model.ObjectType) Type(org.mule.runtime.module.extension.api.loader.java.type.Type) ArrayType(org.mule.metadata.api.model.ArrayType) ObjectType(org.mule.metadata.api.model.ObjectType) MetadataType(org.mule.metadata.api.model.MetadataType) JavaTypeUtils.getType(org.mule.metadata.java.api.utils.JavaTypeUtils.getType) NullSafeModelProperty(org.mule.runtime.module.extension.internal.loader.java.property.NullSafeModelProperty) MetadataType(org.mule.metadata.api.model.MetadataType) DefaultImplementingTypeModelProperty(org.mule.runtime.extension.api.property.DefaultImplementingTypeModelProperty) NullSafe(org.mule.runtime.extension.api.annotation.param.NullSafe) ConfigOverride(org.mule.runtime.extension.api.annotation.param.ConfigOverride) IllegalParameterModelDefinitionException(org.mule.runtime.extension.api.exception.IllegalParameterModelDefinitionException)

Aggregations

ArrayType (org.mule.metadata.api.model.ArrayType)1 MetadataType (org.mule.metadata.api.model.MetadataType)1 ObjectType (org.mule.metadata.api.model.ObjectType)1 BasicTypeMetadataVisitor (org.mule.metadata.api.visitor.BasicTypeMetadataVisitor)1 JavaTypeUtils.getType (org.mule.metadata.java.api.utils.JavaTypeUtils.getType)1 ConfigOverride (org.mule.runtime.extension.api.annotation.param.ConfigOverride)1 NullSafe (org.mule.runtime.extension.api.annotation.param.NullSafe)1 IllegalParameterModelDefinitionException (org.mule.runtime.extension.api.exception.IllegalParameterModelDefinitionException)1 DefaultImplementingTypeModelProperty (org.mule.runtime.extension.api.property.DefaultImplementingTypeModelProperty)1 Type (org.mule.runtime.module.extension.api.loader.java.type.Type)1 NullSafeModelProperty (org.mule.runtime.module.extension.internal.loader.java.property.NullSafeModelProperty)1