com.predic8.membrane.core.interceptor.oauth2client.SessionOriginalExchangeStore Maven / Gradle / Ivy
/* Copyright 2020 predic8 GmbH, www.predic8.com
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 com.predic8.membrane.core.interceptor.oauth2client;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.predic8.membrane.annot.MCElement;
import com.predic8.membrane.core.exchange.Exchange;
import com.predic8.membrane.core.exchange.snapshots.AbstractExchangeSnapshot;
import com.predic8.membrane.core.interceptor.session.Session;
@MCElement(name = "sessionOriginalExchangeStore")
public class SessionOriginalExchangeStore extends OriginalExchangeStore {
public static final String ORIGINAL_REQUEST_PREFIX = "_original_request_for_state_";
private String originalRequestKeyNameInSession(String state) {
return ORIGINAL_REQUEST_PREFIX + state;
}
@Override
public void store(Exchange exchange, Session session, String state, Exchange exchangeToStore) {
AbstractExchangeSnapshot excSnapshot = new AbstractExchangeSnapshot(exchangeToStore);
// trim the exchange as far as possible to save space
excSnapshot.getRequest().getHeader().remove("Cookie");
excSnapshot.setResponse(null);
try {
session.put(originalRequestKeyNameInSession(state),new ObjectMapper().writeValueAsString(excSnapshot));
} catch (JsonProcessingException e) {
throw new RuntimeException(e);
}
}
@Override
public AbstractExchangeSnapshot reconstruct(Exchange exchange, Session session, String state) {
try {
return new ObjectMapper().readValue(session.get(originalRequestKeyNameInSession(state)).toString(),AbstractExchangeSnapshot.class);
} catch (JsonProcessingException e) {
throw new RuntimeException(e);
}
}
@Override
public void remove(Exchange exc, Session session, String state) {
session.remove(originalRequestKeyNameInSession(state));
}
@Override
public void postProcess(Exchange exc) {
}
}