com.getperka.flatpack.inject.CompositeCodexMapper Maven / Gradle / Ivy
/*
* #%L
* FlatPack serialization code
* %%
* Copyright (C) 2012 Perka 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.
* #L%
*/
package com.getperka.flatpack.inject;
import java.lang.reflect.Type;
import java.util.Collection;
import javax.inject.Inject;
import com.getperka.flatpack.codexes.DefaultCodexMapper;
import com.getperka.flatpack.ext.Codex;
import com.getperka.flatpack.ext.CodexMapper;
import com.getperka.flatpack.ext.TypeContext;
/**
* Aggregates all user-provided {@link CodexMapper} instances with the {@link DefaultCodexMapper}.
*/
class CompositeCodexMapper implements CodexMapper {
@Inject
private DefaultCodexMapper defaultMapper;
private final Collection extraMappers;
CompositeCodexMapper(Collection extraMappers) {
this.extraMappers = extraMappers;
}
@Override
public Codex getCodex(TypeContext context, Type type) {
for (CodexMapper mapper : extraMappers) {
Codex codex = mapper.getCodex(context, type);
if (codex != null) {
return codex;
}
}
return defaultMapper.getCodex(context, type);
}
}