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HTTP stub server written in Java with embedded Jetty
There is a newer version: 3.3.0
/*
A Java-based HTTP stub server

Copyright (C) 2012 Alexander Zagniotov, Isa Goksu and Eric Mrak

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see .
 */

package by.stub.database;

import by.stub.yaml.stubs.NotFoundStubResponse;
import by.stub.yaml.stubs.RedirectStubResponse;
import by.stub.yaml.stubs.StubHttpLifecycle;
import by.stub.yaml.stubs.StubRequest;
import by.stub.yaml.stubs.StubResponse;
import by.stub.yaml.stubs.UnauthorizedStubResponse;

import java.io.File;
import java.util.Collections;
import java.util.List;
import java.util.Map;

public class DataStore {

   private final File dataYaml;
   private final List stubHttpLifecycles;

   public DataStore(final File dataYaml, final List stubHttpLifecycles) {
      this.dataYaml = dataYaml;
      this.stubHttpLifecycles = Collections.synchronizedList(stubHttpLifecycles);
   }

   public StubResponse findStubResponseFor(final StubRequest assertingRequest) {
      final StubHttpLifecycle assertingLifecycle = new StubHttpLifecycle();
      assertingLifecycle.setRequest(assertingRequest);
      assertingLifecycle.setResponse(new StubResponse());

      return identifyStubResponseType(assertingLifecycle);
   }

   private StubResponse identifyStubResponseType(final StubHttpLifecycle assertingLifecycle) {

      final int indexOf = stubHttpLifecycles.indexOf(assertingLifecycle);
      if (indexOf < 0) {
         return new NotFoundStubResponse();
      }

      final StubHttpLifecycle matchedLifecycle = stubHttpLifecycles.get(indexOf);

      final Map headers = matchedLifecycle.getRequest().getHeaders();
      if (headers.containsKey(StubRequest.AUTH_HEADER)) {
         final String foundAuthorization = headers.get(StubRequest.AUTH_HEADER);
         final String givenAuthorization = assertingLifecycle.getRequestAuthorizationHeader();

         if (!foundAuthorization.equals(givenAuthorization)) {
            return new UnauthorizedStubResponse();
         }
      }

      final StubResponse stubResponse = matchedLifecycle.getResponse();
      if (stubResponse.hasHeader("location")) {
         final RedirectStubResponse redirectStubResponse = new RedirectStubResponse();

         return redirectStubResponse.configure(stubResponse);
      }

      return stubResponse;

   }

   public void resetStubHttpLifecycles(final List stubHttpLifecycles) {
      this.stubHttpLifecycles.clear();
      this.stubHttpLifecycles.addAll(stubHttpLifecycles);
   }

   public List getStubHttpLifecycles() {
      return stubHttpLifecycles;
   }

   public File getDataYaml() {
      return dataYaml;
   }
}