ClaimsInformationPointProvider.java
/*
* Copyright 2018 Red Hat, Inc. and/or its affiliates
* and other 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.keycloak.adapters.authorization.cip;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.keycloak.adapters.authorization.cip.spi.ClaimInformationPointProvider;
import org.keycloak.adapters.authorization.spi.HttpRequest;
import org.keycloak.adapters.authorization.util.PlaceHolders;
/**
* @author <a href="mailto:psilva@redhat.com">Pedro Igor</a>
*/
public class ClaimsInformationPointProvider implements ClaimInformationPointProvider {
private final Map<String, Object> config;
public ClaimsInformationPointProvider(Map<String, Object> config) {
this.config = config;
}
@Override
public Map<String, List<String>> resolve(HttpRequest request) {
Map<String, List<String>> claims = new HashMap<>();
for (Entry<String, Object> configEntry : config.entrySet()) {
String claimName = configEntry.getKey();
Object claimValue = configEntry.getValue();
List<String> values = new ArrayList<>();
if (claimValue instanceof String) {
values = getValues(claimValue.toString(), request);
} else if (claimValue instanceof Collection) {
for (Object value : Collection.class.cast(claimValue)) {
List<String> resolvedValues = getValues(value.toString(), request);
if (!resolvedValues.isEmpty()) {
values.addAll(resolvedValues);
}
}
}
if (!values.isEmpty()) {
claims.put(claimName, values);
}
}
return claims;
}
private List<String> getValues(String value, HttpRequest httpFacade) {
return PlaceHolders.resolve(value, httpFacade);
}
}