diff options
Diffstat (limited to 'spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/invoke/IaikExceptionMapper.java')
| -rw-r--r-- | spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/invoke/IaikExceptionMapper.java | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/invoke/IaikExceptionMapper.java b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/invoke/IaikExceptionMapper.java new file mode 100644 index 000000000..b4f73b96b --- /dev/null +++ b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/invoke/IaikExceptionMapper.java @@ -0,0 +1,291 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, 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. + */ + + +package at.gv.egovernment.moa.spss.server.invoke; + +import iaik.IAIKException; +import iaik.IAIKRuntimeException; + +import java.lang.reflect.Constructor; +import java.util.HashMap; +import java.util.Map; + +import at.gv.egovernment.moa.spss.MOAApplicationException; +import at.gv.egovernment.moa.spss.MOAException; +import at.gv.egovernment.moa.spss.MOASystemException; + + +/** + * Map an exception from the <code>iaik</code> namespace to a + * <code>MOAException</code>. + * + * @author Patrick Peck + * @version $Id$ + */ +public class IaikExceptionMapper { + + /** The argument classes for <code>MOAException</code>s. */ + private static final Class[] CONSTRUCTOR_ARGS = + new Class[] { String.class, Object[].class, Throwable.class }; + /** The exception mapping, as an array. */ + private static final Object[][] MESSAGES = + { + { iaik.IAIKException.class, "9900", MOASystemException.class }, + { iaik.IAIKRuntimeException.class, "9901", MOASystemException.class }, + { iaik.server.modules.xmlsign.XMLSignatureCreationException.class, "2220", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.XMLSignatureCreationRuntimeException.class, "2220", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.InvalidKeyException.class, "2221", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.ManifestException.class, "2222", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.ReferenceException.class, "2223", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.HashUnavailableException.class, "2224", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SignatureAlgorithmException.class, "2225", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SignatureEmbeddingException.class, "2226", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SignatureValueException.class, "2227", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SignedPropertyException.class, "2228", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SignerCertificateUnavailableException.class, "2229", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.SupplementException.class, "2230", MOAApplicationException.class }, + { iaik.server.modules.xmlsign.TransformationException.class, "2233", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.CMSSignatureVerificationException.class, "2240", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.CMSSignatureVerificationRuntimeException.class, "2240", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.AlgorithmNotSupportedException.class, "2241", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.CMSSignatureParsingException.class, "2242", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.SignerCertificateUnavailableException.class, "2243", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.CMSSignatureVerificationRuntimeException.class, "2247", MOAApplicationException.class }, + { iaik.server.modules.cmsverify.InitException.class, "2248", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.XMLSignatureVerificationException.class, "2240", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.XMLSignatureVerificationRuntimeException.class, "2240", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.AlgorithmNotSupportedException.class, "2241", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.ManifestException.class, "2262", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.PropertiesException.class, "2263", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.ReferenceException.class, "2264", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.HashUnavailableException.class, "2224", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.SignerCertificateUnavailableException.class, "2243", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.SupplementException.class, "2230", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.TransformationException.class, "2265", MOAApplicationException.class }, + { iaik.server.modules.xmlverify.TransformationParsingException.class, "2269", MOAApplicationException.class } + }; + + /** The single instance of this class. */ + private static IaikExceptionMapper instance; + /** The exception mapping, as a <code>Map</code> for fast lookup. */ + private Map messages = new HashMap(); + + /** + * Get the single instance of this class. + * + * @return The single instance of this class. + */ + public static synchronized IaikExceptionMapper getInstance() { + if (instance == null) { + instance = new IaikExceptionMapper(); + } + return instance; + } + + /** + * Create a new <code>IaikExceptionMapper</code>. + * + * Protected to disallow multple instances. + */ + protected IaikExceptionMapper() { + registerMessages(); + } + + /** + * Build the complete <code>IAIKException</code> to message code mapping. + */ + protected void registerMessages() { + int i; + + for (i = 0; i < MESSAGES.length; i++) { + registerMessage( + (Class) MESSAGES[i][0], + (String) MESSAGES[i][1], + (Class) MESSAGES[i][2]); + } + } + + /** + * Register a single <code>IAIKException</code> to message mapping. + * + * @param iaikExceptionClass An exception from the <code>iaik</code> package. + * @param messageId The corresponding error message id. + * @param moaExceptionClass The type of <code>MOAException</code> that the + * <code>IAIKException</code> is mapped to (usually + * <code>MOAApplicationException</code> or <code>MOASystemException</code>). + */ + protected void registerMessage( + Class iaikExceptionClass, + String messageId, + Class moaExceptionClass) { + + messages.put( + iaikExceptionClass, + new ExceptionMappingInfo(messageId, moaExceptionClass)); + } + + /** + * Map an <code>IAIKException</code> to a <code>MOAException</code>. + * + * @param iaikException The <code>IAIKException</code> to map. + * @return A <code>MOAException</code> containing the message for the + * given <code>IAIKException</code>. + */ + public MOAException map(IAIKException iaikException) { + return mapImpl(iaikException); + } + + /** + * Map an <code>IAIKRuntimeException</code> to a <code>MOAException</code>. + * + * @param iaikException The <code>IAIKException</code> to map. + * @return A <code>MOAException</code> containing the message for the + * given <code>IAIKRuntimeException</code>. + */ + public MOAException map(IAIKRuntimeException iaikException) { + return mapImpl(iaikException); + } + + /** + * Map an <code>IAIKException</code> or <code>IAIKRuntimeException</code> to a + * <code>MOAException</code>. + * + * @param iaikException The <code>IAIKException</code> or + * <code>IAIKRuntimeException</code> to map. + * @return A <code>MOAException</code> containing the message for the + * given <code>IAIKRuntimeException</code>. + */ + private MOAException mapImpl(Exception iaikException) { + MOAException moaException = createMoaException(iaikException); + + if (moaException == null) { + return new MOASystemException("9999", null, iaikException); + } + return moaException; + } + + /** + * Create a <code>MOAException</code> from a given <code>IAIKException</code> + * by looking it up in the mapping. + * + * @param iaikException The <code>IAIKException</code> to map. + * @return A <code>MOAException</code> with an error code corresponding to + * the given <code>IAIKException</code>. Returns <code>null</code>, if no + * mapping could be found. + */ + protected MOAException createMoaException(Exception iaikException) { + ExceptionMappingInfo info = lookupMessage(iaikException.getClass()); + Constructor constructor; + + if (info == null) { + return null; + } + + // instantiate the proper MOAException and return it + try { + constructor = + info.getMoaExceptionClass().getConstructor(CONSTRUCTOR_ARGS); + return (MOAException) constructor.newInstance( + new Object[] { + info.getMessageId(), + new Object[] { iaikException.getMessage()}, + iaikException }); + } catch (Exception e) { + return null; + } + } + + /** + * Recursively look up the message associated with an + * <code>IAIKException</code>. + * + * This method walks up the exception inheritance hierarchy until it finds a + * mapping. + * + * @param iaikExceptionClass The <code>IAIKException</code> to look up. + * @return Information about the message id and + * <code>MOAException</code> class that the <code>iaikExceptionClass</code> + * maps to. If no mapping could be found, <code>null</code> is returned. + */ + protected ExceptionMappingInfo lookupMessage(Class iaikExceptionClass) { + ExceptionMappingInfo info; + + // break if + if (iaikExceptionClass.equals(Exception.class)) { + return null; + } + + // look up the exception class + info = (ExceptionMappingInfo) messages.get(iaikExceptionClass); + if (info == null) { + return lookupMessage(iaikExceptionClass.getSuperclass()); + } + return info; + } + +} + +/** + * A class containing a mapping from an error message ID to a + * <code>MOAException</code> class. + * + * @author Patrick Peck + * @version $Id$ + */ +class ExceptionMappingInfo { + /** The message ID. */ + private String messageId; + /** The <code>MOAException</code> class. */ + private Class moaExceptionClass; + + /** + * Create a new <code>ExceptionMappingInfo</code>. + * + * @param messageId The message ID. + * @param moaExceptionClass The <code>MOAException</code> class. + */ + public ExceptionMappingInfo(String messageId, Class moaExceptionClass) { + this.messageId = messageId; + this.moaExceptionClass = moaExceptionClass; + } + + /** + * Return the message ID. + * + * @return The message ID. + */ + public String getMessageId() { + return messageId; + } + + /** + * Returns the <code>MOAException</code> class that the message ID maps to. + * + * @return The <code>MOAException</code> class. + */ + public Class getMoaExceptionClass() { + return moaExceptionClass; + } + +} |