Package org.apache.xml.security.signature

Class SignedInfo

java.lang.Object

org.apache.xml.security.utils.ElementProxy

org.apache.xml.security.utils.SignatureElementProxy

org.apache.xml.security.signature.Manifest

org.apache.xml.security.signature.SignedInfo

public class SignedInfo
extends Manifest

Handles <ds:SignedInfo> elements This SignedInfo element includes the canonicalization algorithm, a signature algorithm, and one or more references

Author:

Christian Geuer-Pollmann

Field Summary

Fields inherited from class org.apache.xml.security.utils.ElementProxy

_baseURI, _constructionElement, _doc, _state, MODE_CREATE, MODE_DECRYPT, MODE_ENCRYPT, MODE_PROCESS, MODE_SIGN, MODE_UNKNOWN, MODE_VERIFY

Constructor Summary

Constructors

Constructor	Description
SignedInfo(Document doc)	Overwrites Manifest.addDocument(java.lang.String, java.lang.String, org.apache.xml.security.transforms.Transforms, java.lang.String, java.lang.String, java.lang.String) because it creates another Element.
SignedInfo(Document doc, String SignatureMethodURI, int HMACOutputLength, String CanonicalizationMethodURI)	Constructor SignedInfo
SignedInfo(Document doc, String SignatureMethodURI, String CanonicalizationMethodURI)	Constructs SignedInfo using given Canoicaliztion algorithm and Signature algorithm
SignedInfo(Document doc, Element SignatureMethodElem, Element CanonicalizationMethodElem)
SignedInfo(Element element, String BaseURI)	Build a SignedInfo from an Element

Method Summary

Modifier and Type	Method	Description
SecretKey	createSecretKey(byte[] secretKeyBytes)	Creates a SecretKey for the appropriate Mac algorithm based on a byte[] array password.
String	getBaseLocalName()	Method getBaseLocalName
String	getCanonicalizationMethodURI()	Returns the Canonicalization method URI
byte[]	getCanonicalizedOctetStream()	Returns getCanonicalizedOctetStream
String	getInclusiveNamespaces()
Element	getSignatureMethodElement()	Method getSignatureMethodElement
String	getSignatureMethodURI()	Returns the Signature method URI
void	signInOctectStream(OutputStream os)	Output the C14n stream to the give outputstream.
boolean	verify()	Tests core validation process
boolean	verify(boolean followManifests)	Tests core validation process

Methods inherited from class org.apache.xml.security.signature.Manifest

addDocument, addResourceResolver, addResourceResolver, generateDigestValues, getId, getLength, getReferencedContentAfterTransformsItem, getReferencedContentBeforeTransformsItem, getResolverProperty, getSignedContentItem, getSignedContentLength, getVerificationResult, item, setId, setResolverProperty, verifyReferences, verifyReferences

Methods inherited from class org.apache.xml.security.utils.SignatureElementProxy

getBaseNamespace

Methods inherited from class org.apache.xml.security.utils.ElementProxy

addBase64Element, addBase64Text, addBigIntegerElement, addText, addTextElement, createElementForFamily, getBaseURI, getBigIntegerFromChildElement, getBytesFromChildElement, getBytesFromTextChild, getDefaultPrefix, getDocument, getElement, getElementPlusReturns, getTextFromChildElement, getTextFromTextChild, guaranteeThatElementInCorrectSpace, length, setDefaultPrefix, setElement, setXPathNamespaceContext

Methods inherited from class java.lang.Object

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

Constructor Details

SignedInfo

public SignedInfo(Document doc)
           throws XMLSecurityException

Overwrites Manifest.addDocument(java.lang.String, java.lang.String, org.apache.xml.security.transforms.Transforms, java.lang.String, java.lang.String, java.lang.String) because it creates another Element.

Parameters:

doc - the Document in which XMLsignature will be placed

Throws:

XMLSecurityException

SignedInfo

public SignedInfo(Document doc,
 String SignatureMethodURI,
 String CanonicalizationMethodURI)
           throws XMLSecurityException

Constructs SignedInfo using given Canoicaliztion algorithm and Signature algorithm

Parameters:

doc - SignedInfo is placed in this document

SignatureMethodURI - URI representation of the Digest and Signature algorithm

CanonicalizationMethodURI - URI representation of the Canonicalization method

Throws:

XMLSecurityException

SignedInfo

public SignedInfo(Document doc,
 String SignatureMethodURI,
 int HMACOutputLength,
 String CanonicalizationMethodURI)
           throws XMLSecurityException

Constructor SignedInfo

Parameters:

doc -

SignatureMethodURI -

HMACOutputLength -

CanonicalizationMethodURI -

Throws:

XMLSecurityException

SignedInfo

public SignedInfo(Document doc,
 Element SignatureMethodElem,
 Element CanonicalizationMethodElem)
           throws XMLSecurityException

Parameters:

doc -

SignatureMethodElem -

CanonicalizationMethodElem -

Throws:

XMLSecurityException

SignedInfo

public SignedInfo(Element element,
 String BaseURI)
           throws XMLSecurityException

Build a SignedInfo from an Element

Parameters:

element - SignedInfo

BaseURI - the URI of the resource where the XML instance was stored

Throws:

XMLSecurityException

See Also:

• Question
• Answer

Method Details

verify

public boolean verify()
               throws MissingResourceFailureException,
XMLSecurityException

Tests core validation process

Returns:

true if verification was successful

Throws:

MissingResourceFailureException

XMLSecurityException

verify

public boolean verify(boolean followManifests)
               throws MissingResourceFailureException,
XMLSecurityException

Tests core validation process

Parameters:

followManifests - defines whether the verification process has to verify referenced ds:Manifests, too

Returns:

true if verification was successful

Throws:

MissingResourceFailureException

XMLSecurityException

getCanonicalizedOctetStream

public byte[] getCanonicalizedOctetStream()
                                   throws CanonicalizationException,
InvalidCanonicalizerException,
XMLSecurityException

Returns getCanonicalizedOctetStream

Returns:

the canonicalization result octedt stream of SignedInfo element

Throws:

CanonicalizationException

InvalidCanonicalizerException

XMLSecurityException

signInOctectStream

public void signInOctectStream(OutputStream os)
                        throws CanonicalizationException,
InvalidCanonicalizerException,
XMLSecurityException

Output the C14n stream to the give outputstream.

Parameters:

os -

Throws:

CanonicalizationException

InvalidCanonicalizerException

XMLSecurityException

getCanonicalizationMethodURI

public String getCanonicalizationMethodURI()

Returns the Canonicalization method URI

Returns:

the Canonicalization method URI

getSignatureMethodURI

public String getSignatureMethodURI()

Returns the Signature method URI

Returns:

the Signature method URI

getSignatureMethodElement

public Element getSignatureMethodElement()

Method getSignatureMethodElement

Returns:

gets The SignatureMethod Node.

createSecretKey

public SecretKey createSecretKey(byte[] secretKeyBytes)

Creates a SecretKey for the appropriate Mac algorithm based on a byte[] array password.

Parameters:

secretKeyBytes -

Returns:

the secret key for the SignedInfo element.

getBaseLocalName

public String getBaseLocalName()

Method getBaseLocalName

Overrides:

getBaseLocalName in class Manifest

Returns:

the localname of the Elements of the sub-class.

getInclusiveNamespaces

public String getInclusiveNamespaces()