// 
// Decompiled by Procyon v0.6.0
// 

package com.google.crypto.tink.hybrid.internal;

import com.google.crypto.tink.AccessesPartialKey;
import java.security.GeneralSecurityException;
import com.google.crypto.tink.util.Bytes;
import com.google.crypto.tink.InsecureSecretKeyAccess;
import com.google.crypto.tink.hybrid.HpkeParameters;
import com.google.crypto.tink.hybrid.HpkePrivateKey;

public final class HpkeKemKeyFactory
{
    @AccessesPartialKey
    public static HpkeKemPrivateKey createPrivate(final HpkePrivateKey privateKey) throws GeneralSecurityException {
        final HpkeParameters.KemId kemId = privateKey.getParameters().getKemId();
        if (kemId == HpkeParameters.KemId.DHKEM_X25519_HKDF_SHA256 || kemId == HpkeParameters.KemId.DHKEM_P256_HKDF_SHA256 || kemId == HpkeParameters.KemId.DHKEM_P384_HKDF_SHA384 || kemId == HpkeParameters.KemId.DHKEM_P521_HKDF_SHA512) {
            final Bytes convertedPrivateKeyBytes = Bytes.copyFrom(privateKey.getPrivateKeyBytes().toByteArray(InsecureSecretKeyAccess.get()));
            return new HpkeKemPrivateKey(convertedPrivateKeyBytes, privateKey.getPublicKey().getPublicKeyBytes());
        }
        throw new GeneralSecurityException("Unrecognized HPKE KEM identifier");
    }
    
    private HpkeKemKeyFactory() {
    }
}