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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 java.security.cert;
import java.io.InputStream;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
/**
* This class defines the <i>Service Provider Interface</i> (<b>SPI</b>) for the
* {@code CertificateFactory} class. This SPI must be implemented for each
* certificate type a security provider wishes to support.
*/
public abstract class CertificateFactorySpi {
/**
* Constructs a new instance of this class.
*/
public CertificateFactorySpi() {
}
/**
* Generates and initializes a {@code Certificate} from the provided input
* stream.
*
* @param inStream
* the stream from which the data is read to create the
* certificate.
* @return an initialized certificate.
* @throws CertificateException
* if parsing problems are detected.
*/
public abstract Certificate engineGenerateCertificate(InputStream inStream)
throws CertificateException;
/**
* Generates and initializes a collection of certificates from the provided
* input stream.
*
* @param inStream
* the stream from where data is read to create the certificates.
* @return a collection of certificates.
* @throws CertificateException
* if parsing problems are detected.
*/
public abstract Collection<? extends Certificate>
engineGenerateCertificates(InputStream inStream) throws CertificateException;
/**
* Generates and initializes a <i>Certificate Revocation List</i> (CRL) from
* the provided input stream.
*
* @param inStream
* the stream from where data is read to create the CRL.
* @return an CRL instance.
* @throws CRLException
* if parsing problems are detected.
*/
public abstract CRL engineGenerateCRL(InputStream inStream)
throws CRLException;
/**
* Generates and initializes a collection of <i>Certificate Revocation
* List</i> (CRL) from the provided input stream.
*
* @param inStream
* the stream from which the data is read to create the CRLs.
* @return a collection of CRLs.
* @throws CRLException
* if parsing problems are detected.
*/
public abstract Collection<? extends CRL>
engineGenerateCRLs(InputStream inStream) throws CRLException;
/**
* Generates a {@code CertPath} from the provided {@code InputStream}. The
* default encoding scheme is applied.
*
* @param inStream
* an input stream with encoded data.
* @return a {@code CertPath} initialized from the provided data.
* @throws CertificateException
* if parsing problems are detected.
*/
public CertPath engineGenerateCertPath(InputStream inStream)
throws CertificateException {
throw new UnsupportedOperationException();
}
/**
* Generates a {@code CertPath} (a certificate chain) from the given
* {@code inputStream}, assuming the given {@code encoding} from
* {@link #engineGetCertPathEncodings()}.
*
* @throws CertificateException
* if parsing problems are detected.
* @throws UnsupportedOperationException
* if the provider does not implement this method.
*/
public CertPath engineGenerateCertPath(InputStream inStream, String encoding)
throws CertificateException {
throw new UnsupportedOperationException();
}
/**
* Generates a {@code CertPath} from the provided list of certificates. The
* encoding is the default encoding.
*
* @param certificates
* the list containing certificates in a format supported by the
* {@code CertificateFactory}.
* @return a {@code CertPath} initialized from the provided data.
* @throws CertificateException
* if parsing problems are detected.
* @throws UnsupportedOperationException
* if the provider does not implement this method.
*/
public CertPath engineGenerateCertPath(List<? extends Certificate> certificates)
throws CertificateException {
throw new UnsupportedOperationException();
}
/**
* Returns an {@code Iterator} over the supported {@code CertPath} encodings
* (as Strings). The first element is the default encoding.
*
* @return an iterator over supported {@code CertPath} encodings (as
* Strings).
*/
public Iterator<String> engineGetCertPathEncodings() {
throw new UnsupportedOperationException();
}
}
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