net.java.truelicense.core.BasicLicenseManagementContext Maven / Gradle / Ivy
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/*
* Copyright (C) 2005-2015 Schlichtherle IT Services.
* All rights reserved. Use is subject to license terms.
*/
package net.java.truelicense.core;
import java.util.Date;
import javax.annotation.CheckForNull;
import javax.annotation.concurrent.Immutable;
import net.java.truelicense.core.auth.*;
import net.java.truelicense.core.crypto.*;
import net.java.truelicense.core.policy.*;
import net.java.truelicense.core.util.*;
/**
* A basic license management context.
*
* Unless stated otherwise, all no-argument methods need to return consistent
* objects so that caching them is not required.
* A returned object is considered to be consistent if it compares
* {@linkplain Object#equals(Object) equal} or at least behaves identical to
* any previously returned object.
*
* @author Christian Schlichtherle
*/
@Immutable
public abstract class BasicLicenseManagementContext
implements LicenseManagementContext {
private final String subject;
protected BasicLicenseManagementContext(final String subject) {
this.subject = Objects.requireNonNull(subject);
}
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns a new {@link Notary} for the given key store parameters.
*
* @param parameters the key store parameters.
*/
@Override
public Authentication authentication(KeyStoreParameters parameters) {
return new Notary(parameters);
}
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns an authorization which clears all operation requests.
*/
@Override
public LicenseAuthorization authorization() {
return new BasicLicenseAuthorization();
}
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns half an hour (in milliseconds) to account for external changes
* to the configured store for the license key.
*/
@Override
public long cachePeriodMillis() { return 30 * 60 * 1000; }
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns the current thread's context class loader.
*/
@Override
public @CheckForNull ClassLoader classLoader() {
return Thread.currentThread().getContextClassLoader();
}
@Override
public final LicenseConsumerContext consumer() {
return new BasicLicenseConsumerContext(this);
}
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns an initialization which initializes the license
* {@linkplain License#getConsumerType consumer type},
* {@linkplain License#getHolder holder},
* {@linkplain License#getIssued issue date/time},
* {@linkplain License#getIssuer issuer} and
* {@linkplain License#getSubject subject}
* unless these properties are already set respectively.
*/
@Override
public LicenseInitialization initialization() {
return new BasicLicenseInitialization(this);
}
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns a new {@link Date}.
*/
@Override
public Date now() { return new Date(); }
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns a new {@link PasswordPolicy}.
*/
@Override
public PasswordPolicy policy() { return new PasswordPolicy(); }
/**
* Returns a new repository to use for
* {@linkplain #license licenses}.
*/
@Override
public abstract Repository repository();
/**
* Returns the licensing subject.
*/
@Override
public final String subject() { return subject; }
/**
* {@inheritDoc}
*
* The implementation in the class {@link BasicLicenseManagementContext}
* returns a validation which validates the license
* {@linkplain License#getConsumerAmount consumer amount},
* {@linkplain License#getConsumerType consumer type},
* {@linkplain License#getHolder holder},
* {@linkplain License#getIssued issue date/time},
* {@linkplain License#getIssuer issuer},
* {@linkplain License#getSubject subject},
* {@linkplain License#getNotAfter not after date/time} (if set) and
* {@linkplain License#getNotBefore not before date/time} (if set).
*/
@Override
public LicenseValidation validation() {
return new BasicLicenseValidation(this);
}
@Override
public final LicenseVendorContext vendor() {
return new BasicLicenseVendorContext(this);
}
}