org.wildfly.security.auth.client.CredentialStoreFactory Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source
* Copyright 2016 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed 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 org.wildfly.security.auth.client;
import static org.wildfly.common.Assert.checkNotNullParam;
import static org.wildfly.security.auth.client._private.ElytronMessages.xmlLog;
import java.security.GeneralSecurityException;
import java.security.Provider;
import java.util.Map;
import java.util.function.Supplier;
import org.wildfly.client.config.ConfigXMLParseException;
import org.wildfly.client.config.XMLLocation;
import org.wildfly.common.function.ExceptionSupplier;
import org.wildfly.security.credential.source.CredentialSource;
import org.wildfly.security.credential.store.CredentialStore;
import org.wildfly.security.credential.store.impl.KeyStoreCredentialStore;
/**
* Factory which can create instance of {@link CredentialStore} from supplied information.
* It initializes the instance.
*
* @author Peter Skopek
*/
final class CredentialStoreFactory implements ExceptionSupplier {
private final String name;
private final String type;
private final Map attributes;
private final XMLLocation location;
private final ExceptionSupplier credentialSource;
private final String providerName;
private final Supplier providers;
/**
* Creates a factory using parameters.
*
* @param name the non {@code null} name of the {@link CredentialStore}
* @param type the possibly {@code null} type of the {@link CredentialStore}
* @param attributes the non {@code null} attributes to initialise the {@code CredentialStore}
* @param providerName the possibly {@code null} name of the provider to use
* @param location the non {@code null} current parse location
* @param supplier the possibly {@code null} credential source to unlock the store
* @param providers the possibly {@code null} supplier of provider instances to search and use to create the store
*/
CredentialStoreFactory(String name, String type, Map attributes, String providerName, XMLLocation location, ExceptionSupplier supplier, Supplier providers) {
this.name = checkNotNullParam("name", name);
this.attributes = checkNotNullParam("attributes", attributes);
this.type = type == null ? KeyStoreCredentialStore.KEY_STORE_CREDENTIAL_STORE : type;
this.location = checkNotNullParam("location", location);
this.credentialSource = supplier == null ? null : supplier;
this.providerName = providerName;
this.providers = providers;
}
/**
* Create an instance of {@link CredentialStore} and initialize it.
*
* @return the new instance
* @throws GeneralSecurityException if instantiation fails for some reason
*/
@Override
public CredentialStore get() throws ConfigXMLParseException {
final CredentialStore credentialStore;
try {
if (providers != null) {
credentialStore = providerName != null ? CredentialStore.getInstance(type, providerName, providers) : CredentialStore.getInstance(type, providers);
credentialStore.initialize(attributes, credentialSource == null ? null : new CredentialStore.CredentialSourceProtectionParameter(credentialSource.get()), providers.get());
} else {
credentialStore = providerName != null ? CredentialStore.getInstance(type, providerName) : CredentialStore.getInstance(type);
credentialStore.initialize(attributes, credentialSource == null ? null : new CredentialStore.CredentialSourceProtectionParameter(credentialSource.get()));
}
} catch (GeneralSecurityException e) {
throw xmlLog.xmlFailedToCreateCredentialStore(location, e);
}
return credentialStore;
}
/**
* Get name of {@link CredentialStore}
* @return name
*/
public String getName() {
return name;
}
}