net.java.truecommons.key.console.ConsoleAesPbeKeyManagerMapModifier Maven / Gradle / Ivy

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Prompts the user for passwords via a console based dialog, if available.

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/*
 * Copyright (C) 2005-2015 Schlichtherle IT Services.
 * All rights reserved. Use is subject to license terms.
 */
package net.java.truecommons.key.console;

import java.util.Map;
import javax.annotation.concurrent.Immutable;
import net.java.truecommons.annotations.ServiceImplementation;
import net.java.truecommons.key.spec.KeyManager;
import net.java.truecommons.key.spec.common.AesPbeParameters;
import net.java.truecommons.key.spec.prompting.PromptingKeyManager;
import net.java.truecommons.key.spec.spi.KeyManagerMapModifier;

/**
 * A service provider for a console prompting key manager for
 * {@link AesPbeParameters}.
 *
 * @since  TrueCommons 2.2
 * @author Christian Schlichtherle
 */
@Immutable
@ServiceImplementation
public final class ConsoleAesPbeKeyManagerMapModifier
extends KeyManagerMapModifier {

    @Override
    public Map, KeyManager> apply(final Map, KeyManager> map) {
        if (null != System.console())
            map.put(AesPbeParameters.class,
                    new PromptingKeyManager<>(new ConsoleAesPbeParametersView()));
        return map;
    }

    /** @return -300 */
    @Override
    public int getPriority() { return -300; }
}