JsonUtils.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.util;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import com.fasterxml.jackson.databind.JsonNode;
import org.keycloak.jose.jws.JWSInput;
import org.keycloak.representations.AccessToken;
import org.keycloak.util.JsonSerialization;
/**
* Utility methods to manipulate JSON data
*
* @author <a href="mailto:psilva@redhat.com">Pedro Igor</a>
*/
public class JsonUtils {
public static List<String> getValues(JsonNode jsonNode, String path) {
return getValues(jsonNode.at(path));
}
public static List<String> getValues(JsonNode jsonNode) {
List<String> values = new ArrayList<>();
if (jsonNode.isArray()) {
for (JsonNode node : jsonNode) {
String value;
if (node.isObject()) {
try {
value = JsonSerialization.writeValueAsString(node);
} catch (IOException e) {
throw new RuntimeException(e);
}
} else {
value = node.asText();
}
if (value != null) {
values.add(value);
}
}
} else {
String value = jsonNode.asText();
if (value != null) {
values.add(value);
}
}
return values;
}
public static AccessToken asAccessToken(String rawToken) {
try {
return new JWSInput(rawToken).readJsonContent(AccessToken.class);
} catch (Exception cause) {
throw new RuntimeException("Failed to decode token", cause);
}
}
}