/*
* Copyright (C) 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License. You may obtain
* a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License 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 com.facebook.swift.generator.visitors;
import com.facebook.swift.generator.SwiftDocumentContext;
import com.facebook.swift.generator.SwiftGeneratorConfig;
import com.facebook.swift.generator.template.ConstantsContext;
import com.facebook.swift.generator.util.TemplateLoader;
import com.facebook.swift.parser.model.Const;
import com.facebook.swift.parser.visitor.Visitable;
import java.io.File;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
public class ConstantsVisitor extends AbstractTemplateVisitor
{
private final Set<Const> constants = new HashSet<>();
public ConstantsVisitor(final TemplateLoader templateLoader,
final SwiftDocumentContext context,
final SwiftGeneratorConfig config,
final File outputFolder)
{
super(templateLoader, context, config, outputFolder);
}
@Override
public boolean accept(final Visitable visitable)
{
return visitable.getClass() == Const.class;
}
@Override
public void visit(final Visitable visitable) throws IOException
{
final Const constant = Const.class.cast(visitable);
constants.add(constant);
}
@Override
public void finish()
throws IOException
{
if (constants.size() > 0) {
final ConstantsContext constantContext = contextGenerator.constantsFromThrift();
for (final Const constant : constants) {
constantContext.addConstant(contextGenerator.constantFromThrift(constant));
}
render(constantContext, "constants");
}
}
}