Example usage for javax.xml.crypto KeySelectorResult getKey

Introduction

In this page you can find the example usage for javax.xml.crypto KeySelectorResult getKey.

Prototype

Key getKey();

Source Link

Document

Returns the selected key.

Usage

From source file:org.apache.jcp.xml.dsig.internal.dom.DOMXMLSignature.java

public void sign(XMLSignContext signContext) throws MarshalException, XMLSignatureException {
    if (signContext == null) {
        throw new NullPointerException("signContext cannot be null");
    }//from   www .  ja va2 s  .co  m
    DOMSignContext context = (DOMSignContext) signContext;
    marshal(context.getParent(), context.getNextSibling(), DOMUtils.getSignaturePrefix(context), context);

    // generate references and signature value
    List<Reference> allReferences = new ArrayList<Reference>();

    // traverse the Signature and register all objects with IDs that
    // may contain References
    signatureIdMap = new HashMap<String, XMLStructure>();
    signatureIdMap.put(id, this);
    signatureIdMap.put(si.getId(), si);
    @SuppressWarnings("unchecked")
    List<Reference> refs = si.getReferences();
    for (Reference ref : refs) {
        signatureIdMap.put(ref.getId(), ref);
    }
    for (XMLObject obj : objects) {
        signatureIdMap.put(obj.getId(), obj);
        @SuppressWarnings("unchecked")
        List<XMLStructure> content = obj.getContent();
        for (XMLStructure xs : content) {
            if (xs instanceof Manifest) {
                Manifest man = (Manifest) xs;
                signatureIdMap.put(man.getId(), man);
                @SuppressWarnings("unchecked")
                List<Reference> manRefs = man.getReferences();
                for (Reference ref : manRefs) {
                    allReferences.add(ref);
                    signatureIdMap.put(ref.getId(), ref);
                }
            }
        }
    }
    // always add SignedInfo references after Manifest references so
    // that Manifest reference are digested first
    allReferences.addAll(refs);

    // generate/digest each reference
    for (Reference ref : allReferences) {
        digestReference((DOMReference) ref, signContext);
    }

    // do final sweep to digest any references that were skipped or missed
    for (Reference ref : allReferences) {
        if (((DOMReference) ref).isDigested()) {
            continue;
        }
        ((DOMReference) ref).digest(signContext);
    }

    Key signingKey = null;
    KeySelectorResult ksr = null;
    try {
        ksr = signContext.getKeySelector().select(ki, KeySelector.Purpose.SIGN, si.getSignatureMethod(),
                signContext);
        signingKey = ksr.getKey();
        if (signingKey == null) {
            throw new XMLSignatureException("the keySelector did not " + "find a signing key");
        }
    } catch (KeySelectorException kse) {
        throw new XMLSignatureException("cannot find signing key", kse);
    }

    // calculate signature value
    try {
        byte[] val = ((AbstractDOMSignatureMethod) si.getSignatureMethod()).sign(signingKey, si, signContext);
        ((DOMSignatureValue) sv).setValue(val);
    } catch (InvalidKeyException ike) {
        throw new XMLSignatureException(ike);
    }

    this.localSigElem = sigElem;
    this.ksr = ksr;
}

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From source file:org.jcp.xml.dsig.internal.dom.DOMXMLSignature.java

public void sign(XMLSignContext signContext) throws MarshalException, XMLSignatureException {
    if (signContext == null) {
        throw new NullPointerException("signContext cannot be null");
    }//  w  ww  . j a va 2 s  .c om
    DOMSignContext context = (DOMSignContext) signContext;
    if (context != null) {
        marshal(context.getParent(), context.getNextSibling(), DOMUtils.getSignaturePrefix(context), context);
    }

    // generate references and signature value
    List<Reference> allReferences = new ArrayList<Reference>();

    // traverse the Signature and register all objects with IDs that
    // may contain References
    signatureIdMap = new HashMap<String, XMLStructure>();
    signatureIdMap.put(id, this);
    signatureIdMap.put(si.getId(), si);
    @SuppressWarnings("unchecked")
    List<Reference> refs = si.getReferences();
    for (Reference ref : refs) {
        signatureIdMap.put(ref.getId(), ref);
    }
    for (XMLObject obj : objects) {
        signatureIdMap.put(obj.getId(), obj);
        @SuppressWarnings("unchecked")
        List<XMLStructure> content = obj.getContent();
        for (XMLStructure xs : content) {
            if (xs instanceof Manifest) {
                Manifest man = (Manifest) xs;
                signatureIdMap.put(man.getId(), man);
                @SuppressWarnings("unchecked")
                List<Reference> manRefs = man.getReferences();
                for (Reference ref : manRefs) {
                    allReferences.add(ref);
                    signatureIdMap.put(ref.getId(), ref);
                }
            }
        }
    }
    // always add SignedInfo references after Manifest references so
    // that Manifest reference are digested first
    allReferences.addAll(refs);

    // generate/digest each reference
    for (Reference ref : allReferences) {
        digestReference((DOMReference) ref, signContext);
    }

    // do final sweep to digest any references that were skipped or missed
    for (Reference ref : allReferences) {
        if (((DOMReference) ref).isDigested()) {
            continue;
        }
        ((DOMReference) ref).digest(signContext);
    }

    Key signingKey = null;
    KeySelectorResult ksr = null;
    try {
        ksr = signContext.getKeySelector().select(ki, KeySelector.Purpose.SIGN, si.getSignatureMethod(),
                signContext);
        signingKey = ksr.getKey();
        if (signingKey == null) {
            throw new XMLSignatureException("the keySelector did not " + "find a signing key");
        }
    } catch (KeySelectorException kse) {
        throw new XMLSignatureException("cannot find signing key", kse);
    }

    // calculate signature value
    try {
        byte[] val = ((AbstractDOMSignatureMethod) si.getSignatureMethod()).sign(signingKey, si, signContext);
        ((DOMSignatureValue) sv).setValue(val);
    } catch (InvalidKeyException ike) {
        throw new XMLSignatureException(ike);
    }

    this.localSigElem = sigElem;
    this.ksr = ksr;
}

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