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/*******************************************************************************
* Copyright (c) 2002-2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
*******************************************************************************/
package org.eclipse.wst.wsi.internal.core.profile.validator.impl.wsdl;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import javax.wsdl.Binding;
import javax.wsdl.Message;
import javax.wsdl.Operation;
import javax.wsdl.Part;
import javax.wsdl.extensions.soap.SOAPBinding;
import javax.wsdl.extensions.soap.SOAPBody;
import javax.wsdl.extensions.soap.SOAPOperation;
import org.eclipse.wst.wsi.internal.core.WSIConstants;
import org.eclipse.wst.wsi.internal.core.WSIException;
import org.eclipse.wst.wsi.internal.core.WSITag;
import org.eclipse.wst.wsi.internal.core.profile.TestAssertion;
import org.eclipse.wst.wsi.internal.core.profile.validator.EntryContext;
import org.eclipse.wst.wsi.internal.core.profile.validator.impl.AssertionProcessVisitor;
import org.eclipse.wst.wsi.internal.core.report.AssertionResult;
import org.eclipse.wst.wsi.internal.core.util.ErrorList;
import org.eclipse.wst.wsi.internal.core.util.WSDLUtil;
import org.eclipse.wst.wsi.internal.core.wsdl.traversal.WSDLTraversal;
import org.eclipse.wst.wsi.internal.core.wsdl.traversal.WSDLTraversalContext;
/**
* BP2120.
* <context>For a candidate wsdl:binding</context>
* <assertionDescription>Each operation referenced by the binding results in a unique wire signature.</assertionDescription>
*/
public class BP2120 extends AssertionProcessVisitor implements WSITag
{
private final WSDLValidatorImpl validator;
/**
* @param WSDLValidatorImpl
*/
public BP2120(WSDLValidatorImpl impl)
{
super(impl);
this.validator = impl;
}
private ErrorList errors = new ErrorList();
private Set wares = new HashSet();
/* (non-Javadoc)
* @see org.wsi.wsdl.traversal.WSDLVisitor#visit(javax.wsdl.extensions.soap.SOAPBinding, java.lang.Object, org.wsi.wsdl.traversal.WSDLTraversalContext)
*/
public void visit(
SOAPBinding binding,
Object parent,
WSDLTraversalContext ctx)
{
String style =
(binding.getStyle() == null)
? WSIConstants.ATTRVAL_SOAP_BIND_STYLE_DOC
: binding.getStyle();
ctx.addParameter("style", style);
}
/* (non-Javadoc)
* @see org.wsi.wsdl.traversal.WSDLVisitor#visit(javax.wsdl.extensions.soap.SOAPOperation, java.lang.Object, org.wsi.wsdl.traversal.WSDLTraversalContext)
*/
public void visit(
SOAPOperation operation,
Object parent,
WSDLTraversalContext ctx)
{
String style = operation.getStyle();
if (style != null)
ctx.addParameter("style", style);
}
/* (non-Javadoc)
* @see org.wsi.wsdl.traversal.WSDLVisitor#visit(javax.wsdl.extensions.soap.SOAPBody, java.lang.Object, org.wsi.wsdl.traversal.WSDLTraversalContext)
*/
public void visit(SOAPBody body, Object parent, WSDLTraversalContext ctx)
{
List signature = new LinkedList();
String style = (String) ctx.getParameter("style");
// find corresponding message
Operation op = ctx.getBindingOperation().getOperation();
// if some links are broken, cancel processing
if (op == null
|| op.getInput() == null
|| op.getInput().getMessage() == null)
return;
Message m = op.getInput().getMessage();
List parts = WSDLUtil.getParts(op, m, body, style);
if (parts == null)
return;
// !! ATTENTION
// may be required to add types instead of part into signature ?
// create signature
signature.addAll(parts);
// suppose that wire signature for
// - rpc style = operation name + parts' qname
// - document style = parts' qname
if (WSIConstants.ATTRVAL_SOAP_BIND_STYLE_RPC.equals(style))
signature.add(0, op.getName());
if (sameSignature(wares, signature))
errors.add(op.getName());
else
wares.add(signature);
}
/**
* Check if the signature is in the set match.
*/
private boolean sameSignature(Set signatureSet, List signature)
{
boolean same = false;
// Get iterator for set
Iterator set = signatureSet.iterator();
while (set.hasNext() && !same)
{
// Get next signature from the set
List nextSignature = (List) set.next();
// Only continue if the signatures are the same size
if (nextSignature.size() == signature.size())
{
Iterator iterator1 = nextSignature.iterator();
Iterator iterator2 = signature.iterator();
// Assume same until a difference is found
same = true;
// Process each list until a difference is found
while (iterator1.hasNext() && iterator2.hasNext() && same)
{
// Get the next elements
Object element1 = iterator1.next();
Object element2 = iterator2.next();
// If the element is a string, then if equal check parts
if ((element1 instanceof String)
&& (element2 instanceof String)
&& (((String) element1).equals((String) element2)))
{
same = true;
}
// If the elements are parts, then check if they are equal
else if ((element1 instanceof Part) && (element2 instanceof Part))
{
same = sameParts((Part) element1, (Part) element2);
}
else
{
same = false;
}
}
}
}
return same;
}
/**
* Check if two parts are the same.
*/
private boolean sameParts(Part part1, Part part2)
{
boolean same = false;
// If the part has an element then see if they are the same
if (part1.getElementName() != null
&& part2.getElementName() != null
&& part1.getElementName().equals(part2.getElementName()))
{
same = true;
}
// If the part has an type then see if they are the same
else if (
part1.getTypeName() != null
&& part2.getTypeName() != null
&& part1.getTypeName().equals(part2.getTypeName()))
{
same = true;
}
else
{
same = false;
}
return same;
}
/* Validates the test assertion.
* @see org.wsi.test.profile.validator.impl.BaseValidatorImpl.AssertionProcess#validate(org.wsi.test.profile.TestAssertion, org.wsi.test.profile.validator.EntryContext)
*/
public AssertionResult validate(
TestAssertion testAssertion,
EntryContext entryContext)
throws WSIException
{
result = AssertionResult.RESULT_FAILED;
WSDLTraversal traversal = new WSDLTraversal();
//VisitorAdaptor.adapt(this);
traversal.setVisitor(this);
traversal.visitSOAPBinding(true);
traversal.visitSOAPBody(true);
traversal.visitSOAPOperation(true);
traversal.ignoreBindingOutput();
traversal.traverse((Binding) entryContext.getEntry().getEntryDetail());
// !! ATTENTION
// Analyze soapbind:body:namespace and service targetNamespace
if (!errors.isEmpty())
{
result = AssertionResult.RESULT_FAILED;
failureDetail = this.validator.createFailureDetail(errors.toString(), entryContext);
}
else
result = AssertionResult.RESULT_PASSED;
return validator.createAssertionResult(testAssertion, result, failureDetail);
}
}
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