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src/java.xml.crypto/share/classes/com/sun/org/apache/xml/internal/security/algorithms/SignatureAlgorithm.java

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 135 
 136             throw new XMLSecurityException("signature.signatureAlgorithm", exArgs);
 137         }
 138 
 139         signatureAlgorithm = getSignatureAlgorithmSpi(algorithmURI);
 140         signatureAlgorithm.engineGetContextFromElement(this.constructionElement);
 141     }
 142 
 143     /**
 144      * Get a SignatureAlgorithmSpi object corresponding to the algorithmURI argument
 145      */
 146     private static SignatureAlgorithmSpi getSignatureAlgorithmSpi(String algorithmURI)
 147         throws XMLSignatureException {
 148         try {
 149             Class<? extends SignatureAlgorithmSpi> implementingClass =
 150                 algorithmHash.get(algorithmURI);
 151             if (log.isLoggable(java.util.logging.Level.FINE)) {
 152                 log.log(java.util.logging.Level.FINE, "Create URI \"" + algorithmURI + "\" class \""
 153                    + implementingClass + "\"");
 154             }
 155             return implementingClass.newInstance();


 156         }  catch (IllegalAccessException ex) {
 157             Object exArgs[] = { algorithmURI, ex.getMessage() };
 158             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 159         } catch (InstantiationException ex) {
 160             Object exArgs[] = { algorithmURI, ex.getMessage() };
 161             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 162         } catch (NullPointerException ex) {
 163             Object exArgs[] = { algorithmURI, ex.getMessage() };
 164             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 165         }
 166     }
 167 
 168 
 169     /**
 170      * Proxy method for {@link java.security.Signature#sign()}
 171      * which is executed on the internal {@link java.security.Signature} object.
 172      *
 173      * @return the result of the {@link java.security.Signature#sign()} method
 174      * @throws XMLSignatureException
 175      */




 135 
 136             throw new XMLSecurityException("signature.signatureAlgorithm", exArgs);
 137         }
 138 
 139         signatureAlgorithm = getSignatureAlgorithmSpi(algorithmURI);
 140         signatureAlgorithm.engineGetContextFromElement(this.constructionElement);
 141     }
 142 
 143     /**
 144      * Get a SignatureAlgorithmSpi object corresponding to the algorithmURI argument
 145      */
 146     private static SignatureAlgorithmSpi getSignatureAlgorithmSpi(String algorithmURI)
 147         throws XMLSignatureException {
 148         try {
 149             Class<? extends SignatureAlgorithmSpi> implementingClass =
 150                 algorithmHash.get(algorithmURI);
 151             if (log.isLoggable(java.util.logging.Level.FINE)) {
 152                 log.log(java.util.logging.Level.FINE, "Create URI \"" + algorithmURI + "\" class \""
 153                    + implementingClass + "\"");
 154             }
 155             @SuppressWarnings("deprecation")
 156             SignatureAlgorithmSpi result = implementingClass.newInstance();
 157             return result;
 158         }  catch (IllegalAccessException ex) {
 159             Object exArgs[] = { algorithmURI, ex.getMessage() };
 160             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 161         } catch (InstantiationException ex) {
 162             Object exArgs[] = { algorithmURI, ex.getMessage() };
 163             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 164         } catch (NullPointerException ex) {
 165             Object exArgs[] = { algorithmURI, ex.getMessage() };
 166             throw new XMLSignatureException("algorithms.NoSuchAlgorithm", exArgs, ex);
 167         }
 168     }
 169 
 170 
 171     /**
 172      * Proxy method for {@link java.security.Signature#sign()}
 173      * which is executed on the internal {@link java.security.Signature} object.
 174      *
 175      * @return the result of the {@link java.security.Signature#sign()} method
 176      * @throws XMLSignatureException
 177      */


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