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FilterShapes.java
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/
FilterShapes.java
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/*
* Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package software.amazon.smithy.aws.go.codegen;
import java.util.Optional;
import java.util.Set;
import java.util.logging.Logger;
import java.util.stream.Collectors;
import software.amazon.smithy.go.codegen.GoSettings;
import software.amazon.smithy.go.codegen.integration.GoIntegration;
import software.amazon.smithy.model.Model;
import software.amazon.smithy.model.shapes.ShapeId;
import software.amazon.smithy.model.transform.ModelTransformer;
import software.amazon.smithy.utils.SetUtils;
/**
* Filters out certain shapes such as an operation.
*/
public final class FilterShapes implements GoIntegration {
private static final Logger LOGGER = Logger.getLogger(FilterShapes.class.getName());
private static final Set<ShapeId> SHAPE_IDS = SetUtils.of();
public FilterShapes() {
}
@Override
public Model preprocessModel(Model model, GoSettings settings) {
var toRemove = SHAPE_IDS.stream()
.map(model::getShape)
.filter(Optional::isPresent)
.map(Optional::get)
.collect(Collectors.toSet());
if (toRemove.size() == 0) {
return model;
}
ModelTransformer transformer = ModelTransformer.create();
return transformer.removeUnreferencedShapes(transformer.removeShapes(model, toRemove));
}
}