/* * Copyright 2018 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 com.webauthn4j.converter.jackson.deserializer; import com.fasterxml.jackson.core.JsonParser; import com.fasterxml.jackson.databind.DeserializationContext; import com.fasterxml.jackson.databind.deser.std.StdDeserializer; import com.fasterxml.jackson.databind.exc.InvalidFormatException; import com.webauthn4j.converter.util.ObjectConverter; import com.webauthn4j.data.attestation.statement.Response; import com.webauthn4j.data.jws.JWS; import com.webauthn4j.data.jws.JWSFactory; import com.webauthn4j.util.AssertUtil; import java.io.IOException; import java.io.Serializable; import java.nio.charset.StandardCharsets; /** * Jackson Deserializer for {@link JWS} */ public class JWSDeserializer extends StdDeserializer<JWS<? extends Serializable>> { @SuppressWarnings("squid:S1948") private final JWSFactory jwsFactory; public JWSDeserializer(ObjectConverter objectConverter) { super(JWS.class); AssertUtil.notNull(objectConverter, "objectConverter must not be null"); this.jwsFactory = new JWSFactory(objectConverter); } @Override public JWS<? extends Serializable> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { byte[] value = p.getBinaryValue(); String str = new String(value, StandardCharsets.UTF_8); try { return jwsFactory.parse(str, Response.class); } catch (IllegalArgumentException e) { throw new InvalidFormatException(p, "value is not valid as JWS", value, JWS.class); } } }