service/src/main/java/io/mifos/portfolio/service/internal/pattern/PatternFactoryRegistry.java

/*
 * Copyright 2017 The Mifos Initiative.
 *
 * 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 io.mifos.portfolio.service.internal.pattern;

import io.mifos.products.spi.PatternFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.*;

/**
 * @author Myrle Krantz
 */
@Component
public class PatternFactoryRegistry {
  private Map<String, PatternFactory> patterns = new HashMap<>();

  @Autowired
  PatternFactoryRegistry(final List<PatternFactory> patternFactories)
  {
    patternFactories.forEach(x -> patterns.put(x.pattern().getParameterPackage(), x) );
  }

  public Optional<PatternFactory> getPatternFactoryForPackage(final String parameterPackage)
  {
    return Optional.ofNullable(patterns.get(parameterPackage));
  }

  public Collection<PatternFactory> getAllPatternFactories() {
    return patterns.values();
  }
}