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Kotlin conversion: ProviderFactory

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This commit is contained in:
Paul Schaub 2023-10-04 15:06:59 +02:00
parent 8351223614
commit 11c1c54111
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
8 changed files with 63 additions and 92 deletions
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23
pgpainless-core/src/main/java/org/pgpainless/provider/BouncyCastleProviderFactory.java
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// SPDX-FileCopyrightText: 2020 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.provider;
import java.security.Provider;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
/**
* Implementation of {@link ProviderFactory} using a {@link BouncyCastleProvider}.
*/
public final class BouncyCastleProviderFactory extends ProviderFactory {
private static final Provider provider = new BouncyCastleProvider();
@Override
public Provider _getProvider() {
return provider;
}
}

46
pgpainless-core/src/main/java/org/pgpainless/provider/ProviderFactory.java
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// SPDX-FileCopyrightText: 2020 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.provider;
import java.security.Provider;
/**
* Allow the use of different {@link Provider} implementations to provide cryptographic primitives by setting
* a {@link ProviderFactory} singleton.
* By default, the class is initialized with a {@link BouncyCastleProviderFactory}.
* <br>
* To make use of your own custom {@link Provider}, call {@link #setFactory(ProviderFactory)}, passing your
* own custom {@link ProviderFactory} instance.
*/
public abstract class ProviderFactory {
private static ProviderFactory FACTORY;
protected abstract Provider _getProvider();
protected String _getProviderName() {
return _getProvider().getName();
}
public static void setFactory(ProviderFactory factory) {
ProviderFactory.FACTORY = factory;
}
public static ProviderFactory getFactory() {
if (FACTORY == null) {
FACTORY = new BouncyCastleProviderFactory();
}
return FACTORY;
}
public static Provider getProvider() {
return ProviderFactory.getFactory()._getProvider();
}
public static String getProviderName() {
return ProviderFactory.getFactory()._getProviderName();
}
}

8
pgpainless-core/src/main/java/org/pgpainless/provider/package-info.java
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// SPDX-FileCopyrightText: 2020 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
/**
* Classes that allow setting a custom implementation of {@link java.security.Provider}.
*/
package org.pgpainless.provider;