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/*
 * 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.jclouds.ssh.internal;

import static com.google.common.base.Preconditions.checkNotNull;

import java.security.SecureRandom;
import java.util.Map;

import javax.inject.Singleton;

import org.jclouds.crypto.Crypto;
import org.jclouds.ssh.SshKeyPairGenerator;
import org.jclouds.ssh.SshKeys;

import com.google.inject.Inject;

@Singleton
public class RsaSshKeyPairGenerator implements SshKeyPairGenerator {
   private final Crypto crypto;
   private final SecureRandom secureRandom;

   @Inject
   private RsaSshKeyPairGenerator(Crypto crypto, SecureRandom secureRandom) {
      this.crypto = checkNotNull(crypto, "crypto");
      this.secureRandom = checkNotNull(secureRandom, "secureRandom");
   }

   @Override
   public Map get() {
      return SshKeys.generate(crypto.rsaKeyPairGenerator(), secureRandom);
   }
}