org.wildfly.security.json.util.JsonUtil Maven / Gradle / Ivy
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* 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.json.util;
import org.wildfly.security.authz.Attributes;
import org.wildfly.security.authz.MapAttributes;
import javax.json.JsonArray;
import javax.json.JsonObject;
import javax.json.JsonString;
import javax.json.JsonValue;
/**
* Utilities for JSON manipulation.
*
* @author Pedro Igor
*/
public class JsonUtil {
/**
* Returns a {@link Attributes} instance based on the given {@link JsonObject}.
*
* @param claims a json object with the claims to extract
* @return an {@link Attributes} instance with attributes from the given json object
*/
public static Attributes toAttributes(JsonObject claims) {
return claims.entrySet().stream().reduce(new MapAttributes(), (mapAttributes, entry) -> {
String claimName = entry.getKey();
JsonValue claimValue = entry.getValue();
if (JsonValue.ValueType.ARRAY.equals(claimValue.getValueType())) {
JsonArray jsonArray = claims.getJsonArray(claimName);
jsonArray.forEach(arrayValue -> mapAttributes.addLast(claimName, asString(arrayValue)));
} else {
mapAttributes.addLast(claimName, asString(claimValue));
}
return mapAttributes;
}, (mapAttributes, mapAttributes2) -> mapAttributes);
}
private static String asString(JsonValue value) {
if (JsonValue.ValueType.STRING.equals(value.getValueType())) {
return ((JsonString) value).getString();
}
return value.toString();
}
}