org.opensaml.xmlsec.signature.support

Class SignatureValidator

java.lang.Object

org.opensaml.xmlsec.signature.support.SignatureValidator

public final class SignatureValidator
extends java.lang.Object

A service class that cryptographically validates an XML Signature Signature using a candidate validation Credential.

Field Summary

Fields

Modifier and Type	Field and Description
private static SignatureValidationProvider	validatorInstance The cached signature validation provider instance to use.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SignatureValidator() Constructor.

Method Summary

Modifier and Type	Method and Description
private static org.slf4j.Logger	getLogger() Get an SLF4J Logger.
private static SignatureValidationProvider	getSignatureValidationProvider() Obtain the SignatureValidationProvider instance to be used.
static void	validate(Signature signature, Credential validationCredential) Validate the given XML Signature using the given candidate validation Credential.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

validatorInstance

private static SignatureValidationProvider validatorInstance

The cached signature validation provider instance to use.

Constructor Detail

SignatureValidator

protected SignatureValidator()

Constructor.

Method Detail

validate

public static void validate(@Nonnull
                            Signature signature,
                            @Nonnull
                            Credential validationCredential)
                     throws SignatureException

Validate the given XML Signature using the given candidate validation Credential.

Parameters:

signature - the XMLSignature to validate

validationCredential - the candidate validation Credential

Throws:

SignatureException - if the signature does not validate using the candiate Credential, or if there is otherwise an error during the validation operation

getSignatureValidationProvider

@Nonnull
private static SignatureValidationProvider getSignatureValidationProvider()
                                                                            throws SignatureException

Obtain the SignatureValidationProvider instance to be used.

Returns:

the SignatureValidationProvider

Throws:

SignatureException - if a SignatureValidationProvider could not be loaded

getLogger

@Nonnull
private static org.slf4j.Logger getLogger()

Get an SLF4J Logger.

Returns:

a Logger instance