com.predic8.membrane.core.interceptor.oauth2.processors.OAuth2Processors Maven / Gradle / Ivy
/*
* Copyright 2016 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.oauth2.processors;
import com.predic8.membrane.core.exchange.Exchange;
import com.predic8.membrane.core.http.Header;
import com.predic8.membrane.core.interceptor.Outcome;
import java.util.ArrayList;
public class OAuth2Processors {
ArrayList processors = new ArrayList();
public OAuth2Processors add(EndpointProcessor excProc){
processors.add(excProc);
return this;
}
public Outcome runProcessors(Exchange exc) throws Exception {
for(EndpointProcessor excProc : processors){
if(excProc.isResponsible(exc)) {
Outcome result = excProc.process(exc);
postProcessing(exc);
return result;
}
}
throw new RuntimeException("No OAuthEndpointProcessor found. This should never happen!");
}
private void postProcessing(Exchange exc){
addAccessControlAllowOriginHeader(exc);
}
private void addAccessControlAllowOriginHeader(Exchange exc) {
String origin = exc.getRequest().getHeader().getFirstValue(Header.ORIGIN);
if(origin == null || origin.isEmpty())
return;
exc.getResponse().getHeader().add(Header.ACCESS_CONTROL_ALLOW_ORIGIN, origin);
exc.getResponse().getHeader().add("Access-Control-Allow-Credentials", "true");
}
}