src/share/classes/com/sun/org/apache/xml/internal/security/transforms/implementations/TransformXPath.java
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*** 1,42 ****
/*
* reserved comment block
* DO NOT REMOVE OR ALTER!
*/
! /*
! * Copyright 1999-2004 The Apache Software Foundation.
! *
! * Licensed 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.
! *
*/
package com.sun.org.apache.xml.internal.security.transforms.implementations;
import javax.xml.transform.TransformerException;
import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityRuntimeException;
import com.sun.org.apache.xml.internal.security.signature.NodeFilter;
import com.sun.org.apache.xml.internal.security.signature.XMLSignatureInput;
import com.sun.org.apache.xml.internal.security.transforms.Transform;
import com.sun.org.apache.xml.internal.security.transforms.TransformSpi;
import com.sun.org.apache.xml.internal.security.transforms.TransformationException;
import com.sun.org.apache.xml.internal.security.transforms.Transforms;
- import com.sun.org.apache.xml.internal.security.utils.CachedXPathAPIHolder;
- import com.sun.org.apache.xml.internal.security.utils.CachedXPathFuncHereAPI;
import com.sun.org.apache.xml.internal.security.utils.Constants;
import com.sun.org.apache.xml.internal.security.utils.XMLUtils;
! import com.sun.org.apache.xml.internal.utils.PrefixResolverDefault;
! import com.sun.org.apache.xpath.internal.objects.XObject;
import org.w3c.dom.DOMException;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
--- 1,44 ----
/*
* 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.
*/
package com.sun.org.apache.xml.internal.security.transforms.implementations;
+ import java.io.OutputStream;
+
import javax.xml.transform.TransformerException;
import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityRuntimeException;
import com.sun.org.apache.xml.internal.security.signature.NodeFilter;
import com.sun.org.apache.xml.internal.security.signature.XMLSignatureInput;
import com.sun.org.apache.xml.internal.security.transforms.Transform;
import com.sun.org.apache.xml.internal.security.transforms.TransformSpi;
import com.sun.org.apache.xml.internal.security.transforms.TransformationException;
import com.sun.org.apache.xml.internal.security.transforms.Transforms;
import com.sun.org.apache.xml.internal.security.utils.Constants;
import com.sun.org.apache.xml.internal.security.utils.XMLUtils;
! import com.sun.org.apache.xml.internal.security.utils.XPathAPI;
! import com.sun.org.apache.xml.internal.security.utils.XPathFactory;
import org.w3c.dom.DOMException;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
*** 50,61 ****
*
*/
public class TransformXPath extends TransformSpi {
/** Field implementedTransformURI */
! public static final String implementedTransformURI =
! Transforms.TRANSFORM_XPATH;
/**
* Method engineGetURI
*
* @inheritDoc
--- 52,62 ----
*
*/
public class TransformXPath extends TransformSpi {
/** Field implementedTransformURI */
! public static final String implementedTransformURI = Transforms.TRANSFORM_XPATH;
/**
* Method engineGetURI
*
* @inheritDoc
*** 69,83 ****
* @inheritDoc
* @param input
*
* @throws TransformationException
*/
! protected XMLSignatureInput enginePerformTransform(XMLSignatureInput input, Transform _transformObject)
! throws TransformationException {
!
try {
-
/**
* If the actual input is an octet stream, then the application MUST
* convert the octet stream to an XPath node-set suitable for use by
* Canonical XML with Comments. (A subsequent application of the
* REQUIRED Canonical XML algorithm would strip away these comments.)
--- 70,83 ----
* @inheritDoc
* @param input
*
* @throws TransformationException
*/
! protected XMLSignatureInput enginePerformTransform(
! XMLSignatureInput input, OutputStream os, Transform transformObject
! ) throws TransformationException {
try {
/**
* If the actual input is an octet stream, then the application MUST
* convert the octet stream to an XPath node-set suitable for use by
* Canonical XML with Comments. (A subsequent application of the
* REQUIRED Canonical XML algorithm would strip away these comments.)
*** 85,168 ****
* ...
*
* The evaluation of this expression includes all of the document's nodes
* (including comments) in the node-set representing the octet stream.
*/
! CachedXPathAPIHolder.setDoc(_transformObject.getElement().getOwnerDocument());
!
!
!
! Element xpathElement =XMLUtils.selectDsNode(
! _transformObject.getElement().getFirstChild(),
! Constants._TAG_XPATH,0);
if (xpathElement == null) {
Object exArgs[] = { "ds:XPath", "Transform" };
throw new TransformationException("xml.WrongContent", exArgs);
}
Node xpathnode = xpathElement.getChildNodes().item(0);
! String str=CachedXPathFuncHereAPI.getStrFromNode(xpathnode);
! input.setNeedsToBeExpanded(needsCircunvent(str));
if (xpathnode == null) {
! throw new DOMException(DOMException.HIERARCHY_REQUEST_ERR,
! "Text must be in ds:Xpath");
}
!
! input.addNodeFilter(new XPathNodeFilter( xpathElement, xpathnode, str));
input.setNodeSet(true);
return input;
} catch (DOMException ex) {
throw new TransformationException("empty", ex);
}
}
/**
* @param str
! * @return true if needs to be circunvent for bug.
*/
! private boolean needsCircunvent(String str) {
! //return true;
! //return false;
return (str.indexOf("namespace") != -1) || (str.indexOf("name()") != -1);
}
static class XPathNodeFilter implements NodeFilter {
! PrefixResolverDefault prefixResolver;
! CachedXPathFuncHereAPI xPathFuncHereAPI =
! new CachedXPathFuncHereAPI(CachedXPathAPIHolder.getCachedXPathAPI());
Node xpathnode;
String str;
! XPathNodeFilter(Element xpathElement,
! Node xpathnode, String str) {
! this.xpathnode=xpathnode;
! this.str=str;
! prefixResolver =new PrefixResolverDefault(xpathElement);
}
/**
* @see com.sun.org.apache.xml.internal.security.signature.NodeFilter#isNodeInclude(org.w3c.dom.Node)
*/
public int isNodeInclude(Node currentNode) {
- XObject includeInResult;
try {
! includeInResult = xPathFuncHereAPI.eval(currentNode,
! xpathnode, str,prefixResolver);
! if (includeInResult.bool())
return 1;
return 0;
} catch (TransformerException e) {
Object[] eArgs = {currentNode};
! throw new XMLSecurityRuntimeException
! ("signature.Transform.node", eArgs, e);
} catch (Exception e) {
! Object[] eArgs = {currentNode, new Short(currentNode.getNodeType())};
! throw new XMLSecurityRuntimeException
! ("signature.Transform.nodeAndType",eArgs, e);
}
}
public int isNodeIncludeDO(Node n, int level) {
return isNodeInclude(n);
}
}
}
--- 85,164 ----
* ...
*
* The evaluation of this expression includes all of the document's nodes
* (including comments) in the node-set representing the octet stream.
*/
! Element xpathElement =
! XMLUtils.selectDsNode(
! transformObject.getElement().getFirstChild(), Constants._TAG_XPATH, 0);
if (xpathElement == null) {
Object exArgs[] = { "ds:XPath", "Transform" };
throw new TransformationException("xml.WrongContent", exArgs);
}
Node xpathnode = xpathElement.getChildNodes().item(0);
! String str = XMLUtils.getStrFromNode(xpathnode);
! input.setNeedsToBeExpanded(needsCircumvent(str));
if (xpathnode == null) {
! throw new DOMException(
! DOMException.HIERARCHY_REQUEST_ERR, "Text must be in ds:Xpath"
! );
}
! XPathFactory xpathFactory = XPathFactory.newInstance();
! XPathAPI xpathAPIInstance = xpathFactory.newXPathAPI();
! input.addNodeFilter(new XPathNodeFilter(xpathElement, xpathnode, str, xpathAPIInstance));
input.setNodeSet(true);
return input;
} catch (DOMException ex) {
throw new TransformationException("empty", ex);
}
}
/**
* @param str
! * @return true if needs to be circumvent for bug.
*/
! private boolean needsCircumvent(String str) {
return (str.indexOf("namespace") != -1) || (str.indexOf("name()") != -1);
}
static class XPathNodeFilter implements NodeFilter {
!
! XPathAPI xPathAPI;
Node xpathnode;
+ Element xpathElement;
String str;
!
! XPathNodeFilter(Element xpathElement, Node xpathnode, String str, XPathAPI xPathAPI) {
! this.xpathnode = xpathnode;
! this.str = str;
! this.xpathElement = xpathElement;
! this.xPathAPI = xPathAPI;
}
/**
* @see com.sun.org.apache.xml.internal.security.signature.NodeFilter#isNodeInclude(org.w3c.dom.Node)
*/
public int isNodeInclude(Node currentNode) {
try {
! boolean include = xPathAPI.evaluate(currentNode, xpathnode, str, xpathElement);
! if (include) {
return 1;
+ }
return 0;
} catch (TransformerException e) {
Object[] eArgs = {currentNode};
! throw new XMLSecurityRuntimeException("signature.Transform.node", eArgs, e);
} catch (Exception e) {
! Object[] eArgs = {currentNode, Short.valueOf(currentNode.getNodeType())};
! throw new XMLSecurityRuntimeException("signature.Transform.nodeAndType",eArgs, e);
}
}
+
public int isNodeIncludeDO(Node n, int level) {
return isNodeInclude(n);
}
+
}
}