diff options
Diffstat (limited to 'pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java')
| -rw-r--r-- | pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java new file mode 100644 index 0000000..ccb414d --- /dev/null +++ b/pdf-as-lib/src/main/java/at/knowcenter/wag/egov/egiz/framework/SignatorFactory.java @@ -0,0 +1,226 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ *
+ * $Id: SignatorFactory.java,v 1.2 2006/08/30 14:02:35 wprinz Exp $
+ */
+package at.knowcenter.wag.egov.egiz.framework;
+
+import at.gv.egiz.pdfas.impl.signator.textual.TextualSignator_1_2_0;
+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.BinarySignator_1_1_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.DetachedSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.DetachedfTextualSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.TextualSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.framework.signators.TextualSignator_1_1_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"; //$NON-NLS-1$
+
+ /**
+ * The binary Signator algorithm.
+ */
+ public static final String TYPE_BINARY = "binaer"; //$NON-NLS-1$
+
+ /**
+ * The textual Signator algorithm.
+ */
+ public static final String TYPE_TEXTUAL = "text"; //$NON-NLS-1$
+
+ /**
+ * This signator is only for testing the framework.
+ */
+ public static final String TYPE_TEST = "testalgo"; //$NON-NLS-1$
+
+ /**
+ * This signator is only for testing the framework.
+ */
+ public static final String TYPE_DETACHED_TEXTUAL = "detachedtext"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_0_0 = "v1.0.0"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_1_0 = "v1.1.0"; //$NON-NLS-1$
+
+ /**
+ * This application's current algorithm versions.
+ */
+ public static final String VERSION_1_2_0 = "v1.2.0"; //$NON-NLS-1$
+
+
+ /**
+ * The most recent binary algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_BINARY_SIGNATOR_ID = BinarySignator_1_1_0.MY_ID;
+
+ /**
+ * The most recent textual algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_TEXTUAL_SIGNATOR_ID = TextualSignator_1_2_0.MY_ID;
+
+ /**
+ * The most recent test algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_DETACHED_SIGNATOR_ID = DetachedfTextualSignator_1_0_0.MY_ID;
+
+ /**
+ * The most recent test algorithm this application provides.
+ */
+ public static final PdfASID MOST_RECENT_DETACHEDTEXT_SIGNATOR_ID = DetachedfTextualSignator_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 + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ }
+
+ if (id.getType().equals(TYPE_BINARY))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new BinarySignator_1_0_0();
+ }
+ if (id.getVersion().equals(VERSION_1_1_0))
+ {
+ return new BinarySignator_1_1_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ if (id.getType().equals(TYPE_TEXTUAL))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new TextualSignator_1_0_0();
+ }
+ if (id.getVersion().equals(VERSION_1_1_0))
+ {
+ return new TextualSignator_1_1_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ 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 + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ if (id.getType().equals(TYPE_DETACHED_TEXTUAL))
+ {
+ if (id.getVersion().equals(VERSION_1_0_0))
+ {
+ return new DetachedfTextualSignator_1_0_0();
+ }
+
+ throw new SignatorFactoryException("The version '" + id.getVersion() + "' of type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
+ }
+
+ throw new SignatorFactoryException("The type '" + id.getType() + "' is not supported by this SignatorFactory. (id='" + id + "')"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ }
+
+ /**
+ * 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."); //$NON-NLS-1$ //$NON-NLS-2$
+ }
+
+ return createSignator(id);
+ }
+
+ /**
+ * Returns the list of available Signator algorithms of this application.
+ *
+ * <p>
+ * Use createMostRecentSignator to create the most recent signator for the
+ * type.
+ * </p>
+ *
+ * @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;
+ }
+}
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