PDSignatureReference.java :  » PDF » jPod » de » intarsys » pdf » pd » Java Open Source

/*
 * Copyright (c) 2007, intarsys consulting GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * - Neither the name of intarsys nor the names of its contributors may be used
 *   to endorse or promote products derived from this software without specific
 *   prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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package de.intarsys.pdf.pd;

import de.intarsys.pdf.cos.COSBasedObject;
import de.intarsys.pdf.cos.COSName;
import de.intarsys.pdf.cos.COSObject;

/**
 * This object specifies details on the signature.
 * 
 */
public class PDSignatureReference extends PDObject {
  /**
   * The meta class implementation
   */
  public static class MetaClass extends PDObject.MetaClass {
    protected MetaClass(Class instanceClass) {
      super(instanceClass);
    }

    protected COSBasedObject doCreateCOSBasedObject(COSObject object) {
      return new PDSignatureReference(object);
    }
  }

  /** The meta class instance */
  public static final MetaClass META = new MetaClass(MetaClass.class
      .getDeclaringClass());

  public static final COSName CN_Type_SigRef = COSName.constant("SigRef");

  public static final COSName DK_TransformMethod = COSName
      .constant("TransformMethod");

  public static final COSName DK_TransformParams = COSName
      .constant("TransformParams");

  public static final COSName DK_Data = COSName.constant("Data");

  public static final COSName DK_DigestMethod = COSName
      .constant("DigestMethod");

  public static final COSName DK_DigestValue = COSName
      .constant("DigestValue");

  public static final COSName DK_DigestLocation = COSName
      .constant("DigestLocation");

  protected PDSignatureReference(COSObject object) {
    super(object);
  }

  /*
   * (non-Javadoc)
   * 
   * @see de.intarsys.pdf.pd.PDObject#cosGetExpectedType()
   */
  protected COSName cosGetExpectedType() {
    return CN_Type_SigRef;
  }
}