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package org.bouncycastle.jcajce.provider.symmetric.util;
import java.io.IOException;
import java.security.AlgorithmParametersSpi;
import java.security.spec.AlgorithmParameterSpec;
import java.security.spec.InvalidParameterSpecException;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.PBEParameterSpec;
import javax.crypto.spec.RC2ParameterSpec;
import org.bouncycastle.asn1.ASN1Encoding;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.pkcs.PBKDF2Params;
import org.bouncycastle.asn1.pkcs.PKCS12PBEParams;
import org.bouncycastle.asn1.pkcs.RC2CBCParameter;
import org.bouncycastle.util.Arrays;
public abstract class BaseAlgorithmParameters
extends AlgorithmParametersSpi
{
protected boolean isASN1FormatString(String format)
{
return format == null || format.equals("ASN.1");
}
protected AlgorithmParameterSpec engineGetParameterSpec(
Class paramSpec)
throws InvalidParameterSpecException
{
if (paramSpec == null)
{
throw new NullPointerException("argument to getParameterSpec must not be null");
}
return localEngineGetParameterSpec(paramSpec);
}
protected abstract AlgorithmParameterSpec localEngineGetParameterSpec(Class paramSpec)
throws InvalidParameterSpecException;
}
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