org.springframework.security.oauth2.client.jackson2.OAuth2AuthorizationRequestDeserializer Maven / Gradle / Ivy
/*
* Copyright 2002-2022 the original author or authors.
*
* 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
*
* https://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.springframework.security.oauth2.client.jackson2;
import java.io.IOException;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.util.StdConverter;
import org.springframework.security.oauth2.core.AuthorizationGrantType;
import org.springframework.security.oauth2.core.endpoint.OAuth2AuthorizationRequest;
import org.springframework.security.oauth2.core.endpoint.OAuth2AuthorizationRequest.Builder;
/**
* A {@code JsonDeserializer} for {@link OAuth2AuthorizationRequest}.
*
* @author Joe Grandja
* @since 5.3
* @see OAuth2AuthorizationRequest
* @see OAuth2AuthorizationRequestMixin
*/
final class OAuth2AuthorizationRequestDeserializer extends JsonDeserializer {
private static final StdConverter AUTHORIZATION_GRANT_TYPE_CONVERTER = new StdConverters.AuthorizationGrantTypeConverter();
@Override
public OAuth2AuthorizationRequest deserialize(JsonParser parser, DeserializationContext context)
throws IOException {
ObjectMapper mapper = (ObjectMapper) parser.getCodec();
JsonNode root = mapper.readTree(parser);
return deserialize(parser, mapper, root);
}
private OAuth2AuthorizationRequest deserialize(JsonParser parser, ObjectMapper mapper, JsonNode root)
throws JsonParseException {
AuthorizationGrantType authorizationGrantType = AUTHORIZATION_GRANT_TYPE_CONVERTER
.convert(JsonNodeUtils.findObjectNode(root, "authorizationGrantType"));
Builder builder = getBuilder(parser, authorizationGrantType);
builder.authorizationUri(JsonNodeUtils.findStringValue(root, "authorizationUri"));
builder.clientId(JsonNodeUtils.findStringValue(root, "clientId"));
builder.redirectUri(JsonNodeUtils.findStringValue(root, "redirectUri"));
builder.scopes(JsonNodeUtils.findValue(root, "scopes", JsonNodeUtils.STRING_SET, mapper));
builder.state(JsonNodeUtils.findStringValue(root, "state"));
builder.additionalParameters(
JsonNodeUtils.findValue(root, "additionalParameters", JsonNodeUtils.STRING_OBJECT_MAP, mapper));
builder.authorizationRequestUri(JsonNodeUtils.findStringValue(root, "authorizationRequestUri"));
builder.attributes(JsonNodeUtils.findValue(root, "attributes", JsonNodeUtils.STRING_OBJECT_MAP, mapper));
return builder.build();
}
private OAuth2AuthorizationRequest.Builder getBuilder(JsonParser parser,
AuthorizationGrantType authorizationGrantType) throws JsonParseException {
if (AuthorizationGrantType.AUTHORIZATION_CODE.equals(authorizationGrantType)) {
return OAuth2AuthorizationRequest.authorizationCode();
}
throw new JsonParseException(parser, "Invalid authorizationGrantType");
}
}