org.apache.jackrabbit.oak.spi.security.authentication.credentials.SimpleCredentialsSupport Maven / Gradle / Ivy
/*
* 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 org.apache.jackrabbit.oak.spi.security.authentication.credentials;
import java.util.Collections;
import java.util.Map;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.jcr.Credentials;
import javax.jcr.SimpleCredentials;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Maps;
/**
* Implementation of the
* {@link org.apache.jackrabbit.oak.spi.security.authentication.credentials.CredentialsSupport}
* interface that handles {@link javax.jcr.SimpleCredentials}.
*/
public final class SimpleCredentialsSupport implements CredentialsSupport {
private static final SimpleCredentialsSupport INSTANCE = new SimpleCredentialsSupport();
private SimpleCredentialsSupport() {};
public static CredentialsSupport getInstance() {
return INSTANCE;
}
@Override
@Nonnull
public ImmutableSet getCredentialClasses() {
return ImmutableSet.of(SimpleCredentials.class);
}
@Override
@CheckForNull
public String getUserId(@Nonnull Credentials credentials) {
if (credentials instanceof SimpleCredentials) {
return ((SimpleCredentials) credentials).getUserID();
} else {
return null;
}
}
@Override
@Nonnull
public Map getAttributes(@Nonnull Credentials credentials) {
if (credentials instanceof SimpleCredentials) {
final SimpleCredentials sc = (SimpleCredentials) credentials;
return Maps.asMap(ImmutableSet.copyOf(sc.getAttributeNames()), new Function() {
@Nullable
@Override
public Object apply(String input) {
return sc.getAttribute(input);
}
});
} else {
return Collections.emptyMap();
}
}
@Override
public boolean setAttributes(@Nonnull Credentials credentials, @Nonnull Map attributes) {
if (credentials instanceof SimpleCredentials) {
SimpleCredentials sc = (SimpleCredentials) credentials;
for (Map.Entry entry : attributes.entrySet()) {
sc.setAttribute(entry.getKey(), entry.getValue());
}
return true;
} else {
return false;
}
}
}