InMemoryCommunicationStrategy.java

//* Licensed Materials - Property of                                  *
//* IBM                                                               *
//* Alexandra Instituttet A/S                                         *
//*                                                                   *
//* eu.abc4trust.pabce.1.34                                           *
//*                                                                   *
//* (C) Copyright IBM Corp. 2014. All Rights Reserved.                *
//* (C) Copyright Alexandra Instituttet A/S, Denmark. 2014. All       *
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//* "License"); you may not use this file except in compliance with   *
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//*   http://www.apache.org/licenses/LICENSE-2.0                      *
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package eu.abc4trust.revocationProxy;

import com.google.inject.Inject;

import eu.abc4trust.returnTypes.RevocationMessageAndBoolean;
import eu.abc4trust.revocationProxy.revauth.RevocationProxyAuthority;
import eu.abc4trust.xml.CryptoParams;
import eu.abc4trust.xml.Reference;
import eu.abc4trust.xml.RevocationMessage;

public class InMemoryCommunicationStrategy implements RevocationProxyCommunicationStrategy {

  private final RevocationProxyAuthority otherProxy;

  @Inject
  public InMemoryCommunicationStrategy(RevocationProxyAuthority otherProxy) {
    this.otherProxy = otherProxy;
  }

  private RevocationMessageAndBoolean getResponceFromRevocationAuthority(RevocationMessage m,
      Reference revocationInfoReference) throws Exception {

    RevocationMessageAndBoolean msg = this.otherProxy.processRevocationMessage(m);
    if (msg == null) {
      throw new RuntimeException("Failed to receive message from service");
    }

    if (msg.revmess == null) {
      throw new RuntimeException("Failed to obtain revocation information");
    }
    return msg;
  }

  @Override
  public CryptoParams requestRevocationHandle(RevocationMessage m,
      Reference nonRevocationEvidenceReference) throws Exception {
    RevocationMessageAndBoolean msg =
        this.getResponceFromRevocationAuthority(m, nonRevocationEvidenceReference);

    CryptoParams cryptoParams = new CryptoParams();
    cryptoParams.getContent().addAll(msg.revmess.getCryptoParams().getContent());
    return cryptoParams;
  }

  @Override
  public CryptoParams requestRevocationInformation(RevocationMessage m,
      Reference revocationInfoReference) throws Exception {
    RevocationMessageAndBoolean msg =
        this.getResponceFromRevocationAuthority(m, revocationInfoReference);

    CryptoParams cryptoParams = new CryptoParams();
    cryptoParams.getContent().addAll(msg.revmess.getCryptoParams().getContent());
    return cryptoParams;
  }

  @Override
  public CryptoParams revocationEvidenceUpdate(RevocationMessage m,
      Reference nonRevocationEvidenceUpdateReference) throws Exception {
    RevocationMessageAndBoolean msg =
        this.getResponceFromRevocationAuthority(m, nonRevocationEvidenceUpdateReference);

    CryptoParams cryptoParams = new CryptoParams();
    cryptoParams.getContent().addAll(msg.revmess.getCryptoParams().getContent());
    return cryptoParams;
  }

  @Override
  public CryptoParams getCurrentRevocationInformation(RevocationMessage m,
      Reference revocationInfoReference) throws Exception {
    RevocationMessageAndBoolean msg =
        this.getResponceFromRevocationAuthority(m, revocationInfoReference);

    CryptoParams cryptoParams = new CryptoParams();
    cryptoParams.getContent().addAll(msg.revmess.getCryptoParams().getContent());
    return cryptoParams;
  }

}