Package org.apache.ode.bpel.elang.xpath20.o

Examples of org.apache.ode.bpel.elang.xpath20.o.OXPath20ExpressionBPEL20

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            configuration.setHostLanguage(Configuration.XQUERY);

            XQStaticContext staticContext = xqconn.getStaticContext();
            JaxpFunctionResolver funcResolver = new JaxpFunctionResolver(
                    _compilerContext, out, source.getNamespaceContext(), _bpelNS);
            JaxpVariableResolver variableResolver = new JaxpVariableResolver(
                _compilerContext, out);

            XQueryDeclarations declarations = new XQueryDeclarations();           
            NSContext nsContext = source.getNamespaceContext();
          Set<String> prefixes = nsContext.getPrefixes();
          if (!nsContext.getUriSet().contains(Namespaces.ODE_EXTENSION_NS)) {
            nsContext.register("ode", Namespaces.ODE_EXTENSION_NS);
          }
          for (String prefix : prefixes) {
            String uri = nsContext.getNamespaceURI(prefix);
            staticContext.declareNamespace(prefix, uri);
            if ("".equals(prefix)) {
              declarations.declareDefaultElementNamespace(uri);
            } else if ("bpws".equals(prefix)) {
                    declarations.declareNamespace("bpws", "java:" + Constants.XQUERY_FUNCTION_HANDLER_COMPILER);
            } else {
              declarations.declareNamespace(prefix, uri);
            }
          }
            declarations.declareVariable(
                getQName(nsContext, Namespaces.ODE_EXTENSION_NS, "pid"),
                getQName(nsContext, Namespaces.XML_SCHEMA, "integer"));
            Map<URI, Source> schemaDocuments = _compilerContext.getSchemaSources();
            for (URI schemaUri : schemaDocuments.keySet()) {
              Source schemaSource = schemaDocuments.get(schemaUri);
              // Don't add schema sources, since our Saxon library is not schema-aware.
              // configuration.addSchemaSource(schemaSource);
            }
            configuration.setSchemaValidationMode(Validation.SKIP);
            List<OScope.Variable> variables = _compilerContext.getAccessibleVariables();
            Map<QName, QName> variableTypes = new HashMap<QName, QName>();
            for (String variableName : getVariableNames(xqueryStr)) {
              OScope.Variable variable = getVariable(variables, variableName);
              if (variable == null) {
                continue;
              }
                OVarType type = variable.type;
                QName nameQName = getNameQName(variableName);
                QName typeQName = getTypeQName(variableName, type);
                variableTypes.put(nameQName, typeQName);
                String prefix = typeQName.getPrefix();
                if (prefix == null || "".equals(prefix.trim())) {
                  prefix = getPrefixForUri(nsContext, typeQName.getNamespaceURI());
                }
                // don't declare typed variables, as our engine is not schema-aware
                // declarations.declareVariable(variable.name, typeQName);
                declarations.declareVariable(variableName);
            }
           
            // Add implicit declarations as prolog to the user-defined XQuery
            out.xquery = declarations.toString() + xqueryStr;

            // Check the XQuery for compilation errors
            xqconn.setStaticContext(staticContext);           
            XQPreparedExpression exp = xqconn.prepareExpression(out.xquery);
           
            // Pre-evaluate variables and functions by executing query 
            node.setUserData(XQuery10BpelFunctions.USER_DATA_KEY_FUNCTION_RESOLVER,
                funcResolver, null);
            exp.bindItem(XQConstants.CONTEXT_ITEM,
                    xqconn.createItemFromNode(node, xqconn.createNodeType()));
            // Bind external variables to dummy runtime values
            for (QName variable : exp.getAllUnboundExternalVariables()) {
              QName typeQName = variableTypes.get(variable);
                Object value = variableResolver.resolveVariable(variable);
              if (typeQName != null) {
                if (value.getClass().getName().startsWith("java.lang")) {
                      exp.bindAtomicValue(variable, value.toString(),
                          xqconn.createAtomicType(XQItemType.XQBASETYPE_ANYATOMICTYPE));
                } else if (value instanceof Node) {
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }else{
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType)variable.type).parts.get(partName);

            try{
                Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure,
                            "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)variable.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)part.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)part.type).xsdType);
                }

                // Saxon expects a node list, this nodelist should contain exactly one item, the attribute
                // value
                return new SingletonNodeList(variableNode);
               
            }catch(FaultException e){
                throw new WrappedResolverException(e);
            }
        }
    }
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    }

    public XPathFunction resolveFunction(QName functionName, int arity) {
        __log.debug("Resolving function " + functionName);
        if (functionName.getNamespaceURI() == null) {
            throw new WrappedResolverException("Undeclared namespace for " + functionName);
        } else if (functionName.getNamespaceURI().equals(Namespaces.WS_BPEL_20_NS) ||
                functionName.getNamespaceURI().equals(Namespaces.WSBPEL2_0_FINAL_EXEC)) {
            String localName = functionName.getLocalPart();
            if (Constants.EXT_FUNCTION_GETVARIABLEDATA.equals(localName)) {
                return new GetVariableData();
            } else if (Constants.EXT_FUNCTION_GETVARIABLEPROPRTY.equals(localName)) {
                return new GetVariableProperty();
            } else if (Constants.EXT_FUNCTION_GETLINKSTATUS.equals(localName)) {
                return new GetLinkStatus();
            } else if (Constants.EXT_FUNCTION_DOXSLTRANSFORM.equals(localName)) {
                return new DoXslTransform();
            } else {
                throw new WrappedResolverException("Unknown BPEL function: " + functionName);
            }
        } else if (functionName.getNamespaceURI().equals(Namespaces.ODE_EXTENSION_NS)) {
            String localName = functionName.getLocalPart();
            if (Constants.NON_STDRD_FUNCTION_SPLITTOELEMENTS.equals(localName)) {
                return new SplitToElements();
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    }

    public XPathFunction resolveFunction(QName functionName, int arity) {
        __log.debug("Resolving function " + functionName);
        if (functionName.getNamespaceURI() == null) {
            throw new WrappedResolverException("Undeclared namespace for " + functionName);
        } else if (functionName.getNamespaceURI().equals(Namespaces.WS_BPEL_20_NS) ||
                functionName.getNamespaceURI().equals(Namespaces.WSBPEL2_0_FINAL_EXEC)) {
            String localName = functionName.getLocalPart();
            if (Constants.EXT_FUNCTION_GETVARIABLEDATA.equals(localName)) {
                return new GetVariableData();
            } else if (Constants.EXT_FUNCTION_GETVARIABLEPROPRTY.equals(localName)) {
                return new GetVariableProperty();
            } else if (Constants.EXT_FUNCTION_GETLINKSTATUS.equals(localName)) {
                return new GetLinkStatus();
            } else if (Constants.EXT_FUNCTION_DOXSLTRANSFORM.equals(localName)) {
                return new DoXslTransform();
            } else {
                throw new WrappedResolverException("Unknown BPEL function: " + functionName);
            }
        } else if (functionName.getNamespaceURI().equals(Namespaces.ODE_EXTENSION_NS)) {
            String localName = functionName.getLocalPart();
            if (Constants.NON_STDRD_FUNCTION_SPLITTOELEMENTS.equals(localName)) {
                return new SplitToElements();
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }else{
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType)variable.type).parts.get(partName);

            try{
                Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure,
                            "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)variable.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)part.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)part.type).xsdType);
                }

                // Saxon expects a node list, this nodelist should contain exactly one item, the attribute
                // value
                return new SingletonNodeList(variableNode);
               
            }catch(FaultException e){
                throw new WrappedResolverException(e);
            }
        }
    }
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        } else {
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType) variable.type).parts.get(partName);

            try {
                final Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure, "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) variable.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) part.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) part.type).xsdType);
                }

                // Saxon used to expect a node list, but now a regular node will suffice.
                return variableNode;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }
    }
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    }

    public XPathFunction resolveFunction(QName functionName, int arity) {
        __log.debug("Resolving function " + functionName);
        if (functionName.getNamespaceURI() == null) {
            throw new WrappedResolverException("Undeclared namespace for " + functionName);
        } else if (functionName.getNamespaceURI().equals(Namespaces.WS_BPEL_20_NS) ||
                functionName.getNamespaceURI().equals(Namespaces.WSBPEL2_0_FINAL_EXEC)) {
            String localName = functionName.getLocalPart();
            if (Constants.EXT_FUNCTION_GETVARIABLEDATA.equals(localName)) {
                return new GetVariableData();
            } else if (Constants.EXT_FUNCTION_GETVARIABLEPROPRTY.equals(localName)) {
                return new GetVariableProperty();
            } else if (Constants.EXT_FUNCTION_GETLINKSTATUS.equals(localName)) {
                return new GetLinkStatus();
            } else if (Constants.EXT_FUNCTION_DOXSLTRANSFORM.equals(localName)) {
                return new DoXslTransform();
            } else {
                throw new WrappedResolverException("Unknown BPEL function: " + functionName);
            }
        }

        return null;
    }
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        } else {
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType) variable.type).parts.get(partName);

            try {
                final Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure, "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) variable.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) part.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) part.type).xsdType);
                }

                // Saxon used to expect a node list, but now a regular node will suffice.
                return variableNode;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }
    }
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }else{
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType)variable.type).parts.get(partName);

            try{
                final Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure,
                            "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)variable.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType)part.type).simple)
                        return getSimpleContent(variableNode,((OXsdTypeVarType)part.type).xsdType);
                }

                // Saxon used to expect a node list, but now a regular node will suffice.
                return variableNode;
            }catch(FaultException e){
                throw new WrappedResolverException(e);
            }
        }
    }
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            OLink olink = _oxpath.links.get(variableName.getLocalPart());

            try {
                return _ectx.isLinkActive(olink) ? Boolean.TRUE : Boolean.FALSE;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        } else {
            String varName;
            String partName;
            int dotloc = variableName.getLocalPart().indexOf('.');
            if (dotloc == -1) {
                varName = variableName.getLocalPart();
                partName = null;
            } else {
                varName = variableName.getLocalPart().substring(0, dotloc);
                partName = variableName.getLocalPart().substring(dotloc + 1);
            }
            OScope.Variable variable = _oxpath.vars.get(varName);
            OMessageVarType.Part part = partName == null ? null : ((OMessageVarType) variable.type).parts.get(partName);

            try {
                final Node variableNode = _ectx.readVariable(variable, part);
                if (variableNode == null)
                    throw new FaultException(variable.getOwner().constants.qnSelectionFailure, "Unknown variable " + variableName.getLocalPart());
                if (_ectx.narrowTypes()) {
                    if (variable.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) variable.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) variable.type).xsdType);
                    if (part != null && part.type instanceof OXsdTypeVarType && ((OXsdTypeVarType) part.type).simple)
                        return getSimpleContent(variableNode, ((OXsdTypeVarType) part.type).xsdType);
                }

                // Saxon used to expect a node list, but now a regular node will suffice.
                return variableNode;
            } catch (FaultException e) {
                throw new WrappedResolverException(e);
            }
        }
    }
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Related Classes of org.apache.ode.bpel.elang.xpath20.o.OXPath20ExpressionBPEL20

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  • net.sf.saxon.expr.ItemChecker
  • net.sf.saxon.expr.PathExpression
  • net.sf.saxon.functions.FunctionLibrary
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