From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../wag/egov/egiz/framework/SignatorFactory.java | 174 +++++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100644 src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java (limited to 'src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java') diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java b/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java new file mode 100644 index 0000000..fbba7dc --- /dev/null +++ b/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java @@ -0,0 +1,174 @@ +/** + * Copyright (c) 2006 by Know-Center, Graz, Austria + * + * This software is the confidential and proprietary information of Know-Center, + * Graz, Austria. You shall not disclose such Confidential Information and shall + * use it only in accordance with the terms of the license agreement you entered + * into with Know-Center. + * + * KNOW-CENTER MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF + * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE + * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR + * NON-INFRINGEMENT. KNOW-CENTER SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY + * LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS + * DERIVATIVES. + * + * $Id: SignatorFactory.java,v 1.2 2006/08/30 14:02:35 wprinz Exp $ + */ +package at.knowcenter.wag.egov.egiz.framework; + +import at.knowcenter.wag.egov.egiz.PdfASID; +import at.knowcenter.wag.egov.egiz.exceptions.SignatorFactoryException; +import at.knowcenter.wag.egov.egiz.framework.signators.BinarySignator_1_0_0; +import at.knowcenter.wag.egov.egiz.framework.signators.DetachedSignator_1_0_0; +import at.knowcenter.wag.egov.egiz.framework.signators.TextualSignator_1_0_0; + +/** + * This factory creates instances of Signator classes corresponding to the given + * PdfAS Algorithm IDs. + * + * @author wprinz + */ +public abstract class SignatorFactory +{ + /** + * The Vendor. + */ + public static final String VENDOR = "bka.gv.at"; + + /** + * The binary Signator algorithm. + */ + public static final String TYPE_BINARY = "binaer"; + + /** + * The textual Signator algorithm. + */ + public static final String TYPE_TEXTUAL = "text"; + + /** + * This signator is only for testing the framework. + */ + public static final String TYPE_TEST = "testalgo"; + + /** + * This application's current algorithm versions. + */ + public static final String VERSION_1_0_0 = "v1.0.0"; + + /** + * The most recent binary algorithm this application provides. + */ + public static final PdfASID MOST_RECENT_BINARY_SIGNATOR_ID = BinarySignator_1_0_0.MY_ID; + + /** + * The most recent textual algorithm this application provides. + */ + public static final PdfASID MOST_RECENT_TEXTUAL_SIGNATOR_ID = TextualSignator_1_0_0.MY_ID; + + /** + * The most recent test algorithm this application provides. + */ + public static final PdfASID MOST_RECENT_DETACHED_SIGNATOR_ID = DetachedSignator_1_0_0.MY_ID; + + /** + * Creates a Signator for the given ID. + * + * @param id + * The ID of the Signator to be created. + * @return Returns the created Signator object. + * @throws SignatorFactoryException + * Thrown, if there is no appropriate Signator for the given ID. + */ + public static Signator createSignator(PdfASID id) throws SignatorFactoryException + { + if (!id.getVendor().equals(VENDOR)) + { + throw new SignatorFactoryException("The vendor '" + id.getVendor() + "' is unrecognized by this SignatorFactory. (id='" + id + "')"); + } + + if (id.getType().equals(TYPE_BINARY)) + { + if (id.getVersion().equals(VERSION_1_0_0)) + { + return new BinarySignator_1_0_0(); + } + + throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); + } + + if (id.getType().equals(TYPE_TEXTUAL)) + { + if (id.getVersion().equals(VERSION_1_0_0)) + { + return new TextualSignator_1_0_0(); + } + + throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); + } + + if (id.getType().equals(TYPE_TEST)) + { + if (id.getVersion().equals(VERSION_1_0_0)) + { + return new DetachedSignator_1_0_0(); + } + + throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); + } + + throw new SignatorFactoryException("The type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); + } + + /** + * Creates the most recent signator the application provides for the given + * type. + * + * @param signator_type + * The type of the signator to be created (see the type field of + * PdfASID). + * @return Returns the created Signator instance. + * @throws SignatorFactoryException + * Thrown, if the type is unknown. + */ + public static Signator createMostRecentSignator(String signator_type) throws SignatorFactoryException + { + PdfASID id = null; + if (signator_type.equals(TYPE_BINARY)) + { + id = MOST_RECENT_BINARY_SIGNATOR_ID; + } + if (signator_type.equals(TYPE_TEXTUAL)) + { + id = MOST_RECENT_TEXTUAL_SIGNATOR_ID; + } + if (signator_type.equals(TYPE_TEST)) + { + id = MOST_RECENT_TEXTUAL_SIGNATOR_ID; + } + + if (id == null) + { + throw new SignatorFactoryException("The type '" + signator_type + "' is not supported by this SignatorFactory."); + } + + return createSignator(id); + } + + /** + * Returns the list of available Signator algorithms of this application. + * + *

+ * Use createMostRecentSignator to create the most recent signator for the + * type. + *

+ * + * @return Returns the list of available Signator algorithms of this + * application. + */ + public static String[] getAvailableTyes() + { + String[] types = new String[] { TYPE_BINARY, TYPE_TEXTUAL, TYPE_TEST }; + return types; + } +} -- cgit v1.2.3