JDK 11 java.xml.crypto.jmod - XML Crypto Module

JDK 11 java.xml.crypto.jmod is the JMOD file for JDK 11 XML (eXtensible Markup Language) Crypto module.

JDK 11 XML Crypto module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.xml.crypto.jmod.

JDK 11 XML Crypto module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 XML Crypto module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.xml.crypto.

You can click and view the content of each source code file in the list below.

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org/jcp/xml/dsig/internal/dom/DOMXMLSignature.java

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
/*
 * Portions copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * ===========================================================================
 *
 * (C) Copyright IBM Corp. 2003 All Rights Reserved.
 *
 * ===========================================================================
 */
/*
 * $Id: DOMXMLSignature.java 1788465 2017-03-24 15:10:51Z coheigea $
 */
package org.jcp.xml.dsig.internal.dom;

import javax.xml.crypto.*;
import javax.xml.crypto.dsig.*;
import javax.xml.crypto.dsig.dom.DOMSignContext;
import javax.xml.crypto.dsig.dom.DOMValidateContext;
import javax.xml.crypto.dsig.keyinfo.KeyInfo;

import java.security.InvalidKeyException;
import java.security.Key;
import java.security.Provider;
import java.util.Collections;
import java.util.ArrayList;
import java.util.Base64;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.w3c.dom.Element;
import org.w3c.dom.Node;

import com.sun.org.apache.xml.internal.security.utils.XMLUtils;

/**
 * DOM-based implementation of XMLSignature.
 *
 */
public final class DOMXMLSignature extends DOMStructure
    implements XMLSignature {

    private static final com.sun.org.slf4j.internal.Logger LOG =
        com.sun.org.slf4j.internal.LoggerFactory.getLogger(DOMXMLSignature.class);
    private String id;
    private SignatureValue sv;
    private KeyInfo ki;
    private List<XMLObject> objects;
    private SignedInfo si;
    private boolean validationStatus;
    private boolean validated = false;
    private KeySelectorResult ksr;
    private Map<String, XMLStructure> signatureIdMap;

    static {
        com.sun.org.apache.xml.internal.security.Init.init();
    }

    /**
     * Creates a {@code DOMXMLSignature} from the specified components.
     *
     * @param si the {@code SignedInfo}
     * @param ki the {@code KeyInfo}, or {@code null} if not specified
     * @param objs a list of {@code XMLObject}s or {@code null}
     *  if not specified. The list is copied to protect against subsequent
     *  modification.
     * @param id an optional id (specify {@code null} to omit)
     * @param signatureValueId an optional id (specify {@code null} to
     *  omit)
     * @throws NullPointerException if {@code si} is {@code null}
     */
    public DOMXMLSignature(SignedInfo si, KeyInfo ki,
                           List<? extends XMLObject> objs,
                           String id, String signatureValueId)
    {
        if (si == null) {
            throw new NullPointerException("signedInfo cannot be null");
        }
        this.si = si;
        this.id = id;
        this.sv = new DOMSignatureValue(signatureValueId);
        if (objs == null) {
            this.objects = Collections.emptyList();
        } else {
            this.objects =
                Collections.unmodifiableList(new ArrayList<>(objs));
            for (int i = 0, size = this.objects.size(); i < size; i++) {
                if (!(this.objects.get(i) instanceof XMLObject)) {
                    throw new ClassCastException
                        ("objs["+i+"] is not an XMLObject");
                }
            }
        }
        this.ki = ki;
    }

    /**
     * Creates a {@code DOMXMLSignature} from XML.
     *
     * @param sigElem Signature element
     * @throws MarshalException if XMLSignature cannot be unmarshalled
     */
    public DOMXMLSignature(Element sigElem, XMLCryptoContext context,
                           Provider provider)
        throws MarshalException
    {
        Element localSigElem = sigElem;

        // get Id attribute, if specified
        id = DOMUtils.getAttributeValue(localSigElem, "Id");
        // unmarshal SignedInfo
        Element siElem = DOMUtils.getFirstChildElement(localSigElem,
                                                       "SignedInfo",
                                                       XMLSignature.XMLNS);
        si = new DOMSignedInfo(siElem, context, provider);

        // unmarshal SignatureValue
        Element sigValElem = DOMUtils.getNextSiblingElement(siElem,
                                                            "SignatureValue",
                                                            XMLSignature.XMLNS);
        sv = new DOMSignatureValue(sigValElem);

        // unmarshal KeyInfo, if specified
        Element nextSibling = DOMUtils.getNextSiblingElement(sigValElem);
        if (nextSibling != null && nextSibling.getLocalName().equals("KeyInfo")
            && XMLSignature.XMLNS.equals(nextSibling.getNamespaceURI())) {
            ki = new DOMKeyInfo(nextSibling, context, provider);
            nextSibling = DOMUtils.getNextSiblingElement(nextSibling);
        }

        // unmarshal Objects, if specified
        if (nextSibling == null) {
            objects = Collections.emptyList();
        } else {
            List<XMLObject> tempObjects = new ArrayList<>();
            while (nextSibling != null) {
                String name = nextSibling.getLocalName();
                String namespace = nextSibling.getNamespaceURI();
                if (!"Object".equals(name) || !XMLSignature.XMLNS.equals(namespace)) {
                    throw new MarshalException("Invalid element name: " + namespace + ":" + name +
                                               ", expected KeyInfo or Object");
                }
                tempObjects.add(new DOMXMLObject(nextSibling,
                                                 context, provider));
                nextSibling = DOMUtils.getNextSiblingElement(nextSibling);
            }
            objects = Collections.unmodifiableList(tempObjects);
        }
    }

    @Override
    public String getId() {
        return id;
    }

    @Override
    public KeyInfo getKeyInfo() {
        return ki;
    }

    @Override
    public SignedInfo getSignedInfo() {
        return si;
    }

    @Override
    public List<XMLObject> getObjects() {
        return objects;
    }

    @Override
    public SignatureValue getSignatureValue() {
        return sv;
    }

    @Override
    public KeySelectorResult getKeySelectorResult() {
        return ksr;
    }

    @Override
    public void marshal(XmlWriter xwriter, String dsPrefix, XMLCryptoContext context)
        throws MarshalException
    {
        // rationalize the prefix.
        String prefix = dsPrefix;
        if (prefix == null) {
            prefix = "";
        }
        xwriter.writeStartElement(prefix, "Signature", XMLSignature.XMLNS);

        xwriter.writeNamespace(prefix, XMLSignature.XMLNS);

        // append Id attribute
        xwriter.writeIdAttribute("", "", "Id", id);

        // create and append SignedInfo element
        ((DOMSignedInfo) si).marshal(xwriter, prefix, context);

        // create and append SignatureValue element
        ((DOMSignatureValue) sv).marshal(xwriter, prefix, context);

        // create and append KeyInfo element if necessary
        if (ki != null) {
            DOMKeyInfo.marshal(xwriter, ki, prefix, context);
        }

        // create and append Object elements if necessary
        for (XMLObject xmlObj : objects) {
            DOMXMLObject.marshal(xwriter, xmlObj, prefix, context);
        }

        xwriter.writeEndElement(); // "Signature"
    }

    @Override
    public boolean validate(XMLValidateContext vc)
        throws XMLSignatureException
    {
        if (vc == null) {
            throw new NullPointerException("validateContext is null");
        }

        if (!(vc instanceof DOMValidateContext)) {
            throw new ClassCastException
                ("validateContext must be of type DOMValidateContext");
        }

        if (validated) {
            return validationStatus;
        }

        // validate the signature
        boolean sigValidity = sv.validate(vc);
        if (!sigValidity) {
            validationStatus = false;
            validated = true;
            return validationStatus;
        }

        // validate all References
        List<Reference> refs = DOMSignedInfo.getSignedInfoReferences(this.si);
        boolean validateRefs = true;
        for (int i = 0, size = refs.size(); validateRefs && i < size; i++) {
            Reference ref = refs.get(i);
            boolean refValid = ref.validate(vc);
            LOG.debug("Reference [{}] is valid: {}", ref.getURI(), refValid);
            validateRefs &= refValid;
        }
        if (!validateRefs) {
            LOG.debug("Couldn't validate the References");
            validationStatus = false;
            validated = true;
            return validationStatus;
        }

        // validate Manifests, if property set
        boolean validateMans = true;
        if (Boolean.TRUE.equals(vc.getProperty
                                ("org.jcp.xml.dsig.validateManifests")))
        {
            for (int i=0, size=objects.size(); validateMans && i < size; i++) {
                XMLObject xo = objects.get(i);
                List<XMLStructure> content = DOMXMLObject.getXmlObjectContent(xo);
                int csize = content.size();
                for (int j = 0; validateMans && j < csize; j++) {
                    XMLStructure xs = content.get(j);
                    if (xs instanceof Manifest) {
                        LOG.debug("validating manifest");
                        Manifest man = (Manifest)xs;
                        List<Reference> manRefs = DOMManifest.getManifestReferences(man);
                        int rsize = manRefs.size();
                        for (int k = 0; validateMans && k < rsize; k++) {
                            Reference ref = manRefs.get(k);
                            boolean refValid = ref.validate(vc);
                            LOG.debug(
                                "Manifest ref [{}] is valid: {}", ref.getURI(),  refValid
                            );
                            validateMans &= refValid;
                        }
                    }
                }
            }
        }

        validationStatus = validateMans;
        validated = true;
        return validationStatus;
    }

    @Override
    public void sign(XMLSignContext signContext)
        throws MarshalException, XMLSignatureException
    {
        if (signContext == null) {
            throw new NullPointerException("signContext cannot be null");
        }
        DOMSignContext context = (DOMSignContext)signContext;
        Node nextSibling = context.getNextSibling();

        XmlWriterToTree xwriter = new XmlWriterToTree(Marshaller.getMarshallers(), context.getParent(), nextSibling);
        marshal(xwriter,
            DOMUtils.getSignaturePrefix(signContext), signContext);

        Element sigElem = xwriter.getCreatedElement();

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

        // traverse the Signature and register all objects with IDs that
        // may contain References
        signatureIdMap = new HashMap<>();
        signatureIdMap.put(id, this);
        signatureIdMap.put(si.getId(), si);
        List<Reference> refs = DOMSignedInfo.getSignedInfoReferences(si);
        for (Reference ref : refs) {
            signatureIdMap.put(ref.getId(), ref);
        }
        for (XMLObject obj : objects) {
            signatureIdMap.put(obj.getId(), obj);
            List<XMLStructure> content = DOMXMLObject.getXmlObjectContent(obj);
            for (XMLStructure xs : content) {
                if (xs instanceof Manifest) {
                    Manifest man = (Manifest)xs;
                    signatureIdMap.put(man.getId(), man);
                    List<Reference> manRefs = DOMManifest.getManifestReferences(man);
                    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;
        try {
            KeySelectorResult keySelectorResult = signContext.getKeySelector().select(ki,
                                                      KeySelector.Purpose.SIGN,
                                                      si.getSignatureMethod(),
                                                      signContext);
            signingKey = keySelectorResult.getKey();
            if (signingKey == null) {
                throw new XMLSignatureException("the keySelector did not " +
                                                "find a signing key");
            }
            ksr = keySelectorResult;
        } catch (KeySelectorException kse) {
            throw new XMLSignatureException("cannot find signing key", kse);
        }

        // calculate signature value
        try {
            Element sigValue = (Element) sigElem.getElementsByTagNameNS(XMLSignature.XMLNS, "SignatureValue").item(0);
            xwriter.resetToNewParent(sigValue);
            byte[] val = ((AbstractDOMSignatureMethod)
                si.getSignatureMethod()).sign(signingKey, (DOMSignedInfo) si, signContext);
            ((DOMSignatureValue)sv).setValue(xwriter, val);
        } catch (InvalidKeyException ike) {
            throw new XMLSignatureException(ike);
        }
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }

        if (!(o instanceof XMLSignature)) {
            return false;
        }
        XMLSignature osig = (XMLSignature)o;

        boolean idEqual =
            id == null ? osig.getId() == null : id.equals(osig.getId());
        boolean keyInfoEqual =
            ki == null ? osig.getKeyInfo() == null
                        : ki.equals(osig.getKeyInfo());

        return idEqual && keyInfoEqual &&
                sv.equals(osig.getSignatureValue()) &&
                si.equals(osig.getSignedInfo()) &&
                objects.equals(osig.getObjects());
    }

    @Override
    public int hashCode() {
        int result = 17;
        if (id != null) {
            result = 31 * result + id.hashCode();
        }
        if (ki != null) {
            result = 31 * result + ki.hashCode();
        }
        result = 31 * result + sv.hashCode();
        result = 31 * result + si.hashCode();
        result = 31 * result + objects.hashCode();

        return result;
    }

    private void digestReference(DOMReference ref, XMLSignContext signContext)
        throws XMLSignatureException
    {
        if (ref.isDigested()) {
            return;
        }
        // check dependencies
        String uri = ref.getURI();
        if (Utils.sameDocumentURI(uri)) {
            String parsedId = Utils.parseIdFromSameDocumentURI(uri);
            if (parsedId != null && signatureIdMap.containsKey(parsedId)) {
                XMLStructure xs = signatureIdMap.get(parsedId);
                if (xs instanceof DOMReference) {
                    digestReference((DOMReference)xs, signContext);
                } else if (xs instanceof Manifest) {
                    Manifest man = (Manifest)xs;
                    List<Reference> manRefs = DOMManifest.getManifestReferences(man);
                    for (int i = 0, size = manRefs.size(); i < size; i++) {
                        digestReference((DOMReference)manRefs.get(i),
                                        signContext);
                    }
                }
            }
            // if uri="" and there are XPath Transforms, there may be
            // reference dependencies in the XPath Transform - so be on
            // the safe side, and skip and do at end in the final sweep
            if (uri.length() == 0) {
                List<Transform> transforms = ref.getTransforms();
                for (Transform transform : transforms) {
                    String transformAlg = transform.getAlgorithm();
                    if (transformAlg.equals(Transform.XPATH) ||
                        transformAlg.equals(Transform.XPATH2)) {
                        return;
                    }
                }
            }
        }
        ref.digest(signContext);
    }

    public class DOMSignatureValue extends DOMStructure
        implements SignatureValue
    {
        private String id;
        private byte[] value;
        private String valueBase64;
        private boolean validated = false;
        private boolean validationStatus;

        DOMSignatureValue(String id) {
            this.id = id;
        }

        DOMSignatureValue(Element sigValueElem)
            throws MarshalException
        {
            // base64 decode signatureValue
            String content = XMLUtils.getFullTextChildrenFromElement(sigValueElem);
            value = Base64.getMimeDecoder().decode(content);

            id = DOMUtils.getIdAttributeValue(sigValueElem, "Id");
        }

        @Override
        public String getId() {
            return id;
        }

        @Override
        public byte[] getValue() {
            return (value == null) ? null : value.clone();
        }

        public String getEncodedValue() {
            return valueBase64;
        }

        @Override
        public boolean validate(XMLValidateContext validateContext)
            throws XMLSignatureException
        {
            if (validateContext == null) {
                throw new NullPointerException("context cannot be null");
            }

            if (validated) {
                return validationStatus;
            }

            // get validating key
            SignatureMethod sm = si.getSignatureMethod();
            Key validationKey = null;
            KeySelectorResult ksResult = null;
            try {
                KeySelector keySelector = validateContext.getKeySelector();
                if (keySelector != null) {
                    ksResult = keySelector.select
                        (ki, KeySelector.Purpose.VERIFY, sm, validateContext);
                    if (ksResult != null) {
                        validationKey = ksResult.getKey();
                    }
                }
                if (validationKey == null) {
                    throw new XMLSignatureException("the keyselector did not " +
                                                    "find a validation key");
                }
            } catch (KeySelectorException kse) {
                throw new XMLSignatureException("cannot find validation " +
                                                "key", kse);
            }

            // canonicalize SignedInfo and verify signature
            try {
                validationStatus = ((AbstractDOMSignatureMethod)sm).verify
                    (validationKey, (DOMSignedInfo) si, value, validateContext);
            } catch (Exception e) {
                throw new XMLSignatureException(e);
            }

            validated = true;
            ksr = ksResult;
            return validationStatus;
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) {
                return true;
            }

            if (!(o instanceof SignatureValue)) {
                return false;
            }
            SignatureValue osv = (SignatureValue)o;

            boolean idEqual =
                id == null ? osv.getId() == null : id.equals(osv.getId());

            //XXX compare signature values?
            return idEqual;
        }

        @Override
        public int hashCode() {
            int result = 17;
            if (id != null) {
                result = 31 * result + id.hashCode();
            }

            return result;
        }

        @Override
        public void marshal(XmlWriter xwriter, String dsPrefix,
                XMLCryptoContext context)
            throws MarshalException
        {
            // create SignatureValue element
            xwriter.writeStartElement(dsPrefix, "SignatureValue", XMLSignature.XMLNS);

            // append Id attribute, if specified
            xwriter.writeIdAttribute("", "", "Id", id);
            if (valueBase64 != null) {
                xwriter.writeCharacters(valueBase64);
            }

            xwriter.writeEndElement(); // "SignatureValue"
        }

        void setValue(XmlWriter xwriter, byte[] value) {
            this.value = value;
            valueBase64 = Base64.getMimeEncoder().encodeToString(value);
            if (xwriter != null) {
                xwriter.writeCharacters(valueBase64);
            }
        }
    }
}

org/jcp/xml/dsig/internal/dom/DOMXMLSignature.java

 

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File name: java.xml.crypto-11.0.1-src.zip
File size: 539662 bytes
Release date: 2018-11-04
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