/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.flink.statefun.flink.core.grpcfn;

import java.util.Map;
import org.apache.flink.statefun.sdk.FunctionType;
import org.apache.flink.statefun.sdk.StatefulFunction;
import org.apache.flink.statefun.sdk.StatefulFunctionProvider;

public class GrpcFunctionProvider implements StatefulFunctionProvider {
  private final Map<FunctionType, GrpcFunctionSpec> supportedTypes;

  public GrpcFunctionProvider(Map<FunctionType, GrpcFunctionSpec> supportedTypes) {
    this.supportedTypes = supportedTypes;
  }

  @Override
  public StatefulFunction functionOfType(FunctionType type) {
    GrpcFunctionSpec spec = supportedTypes.get(type);
    if (spec == null) {
      throw new IllegalArgumentException("Unsupported type " + type);
    }
    return new GrpcFunction(spec);
  }
}