Examples of org.datanucleus.store.query.QueryCompilerSyntaxException

org.datanucleus.store.query.QueryCompilerSyntaxException
Exception thrown when a query compiler finds an error relative to the expected syntax.

            int size = stack.size();
            if (!processMethod())
            {
                if (!processIdentifier())
                {
                    throw new QueryCompilerSyntaxException("Identifier expected", p.getIndex(), p.getInput());
                }


                while (p.parseChar('.'))
                {
                    if (processMethod())
                    {
                        // "a.method(...)"
                    }
                    else if (processIdentifier())
                    {
                        // "a.field"
                    }
                    else
                    {
                        throw new QueryCompilerSyntaxException("Identifier expected", p.getIndex(), p.getInput());
                    }
                }
            }
            while (stack.size() - 1 > size)
            {

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            {
                // Enable strictness checking for levels of JDOQL
                // Note that this only checks the method name and not the arguments/types
                if (Arrays.binarySearch(jdoqlMethodNames, method) < 0)
                {
                    throw new QueryCompilerSyntaxException("Query uses method \"" + method + 
                        "\" but this is not a standard JDOQL method name");
                }
            }


            // Found syntax for a method, so invoke the method
            Node expr = new Node(NodeType.INVOKE, method);
            if (!p.parseChar(')'))
            {
                int numArgs = 0;
                do
                {
                    // Argument for the method call, add as a node property
                    processExpression();
                    expr.addProperty(stack.pop());
                    numArgs++;
                }
                while (p.parseChar(','));


                if (!p.parseChar(')'))
                {
                    throw new QueryCompilerSyntaxException("')' expected", p.getIndex(), p.getInput());
                }
            }


            stack.push(expr);
            return true;

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                {
                    break;
                }
                else if (!p.parseChar(','))
                {
                    throw new QueryCompilerSyntaxException("',' or '}' expected", p.getIndex(), p.getInput());
                }
            }


            Node arrayNode = new Node(NodeType.ARRAY, elements);
            stack.push(arrayNode);

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        char first = id.charAt(0);
        if (first == ':')
        {
            if (paramType == ParameterType.EXPLICIT)
            {
                throw new QueryCompilerSyntaxException("Explicit parameters defined for query, yet implicit parameter syntax (\"" + id + "\") found");
            }


            // Named parameter - stored as String
            Node expr = new ParameterNode(NodeType.PARAMETER, id.substring(1), parameterPosition);
            parameterPosition++;

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        if (p.ci.getIndex() != p.ci.getEndIndex())
        {
            // Error occurred in the JDOQL processing due to syntax error(s)
            String unparsed = p.getInput().substring(p.ci.getIndex());
            throw new QueryCompilerSyntaxException("Portion of expression could not be parsed: " + unparsed);
        }
        return result;
    }

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    {
        p = new Lexer(expression, paramPrefixes);
        stack = new Stack();
        if (!processIdentifier())
        {
            throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
        }
        if (!processIdentifier())
        {
            throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
        }
        Node nodeVariable = stack.pop();
        Node nodeType = stack.pop();
        nodeType.appendChildNode(nodeVariable);
        return nodeType;

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        do
        {
            processPrimary();
            if (stack.isEmpty())
            {
                throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
            }
            if (!processIdentifier())
            {
                throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
            }
            Node nodeVariable = stack.pop();
            Node nodeType = stack.pop();
            nodes.add(new Node[]{nodeType, nodeVariable});
        }

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        do
        {
            processPrimary();
            if (stack.isEmpty())
            {
                throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
            }
            if (!processIdentifier())
            {
                throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
            }
            Node nodeVariable = stack.pop();
            Node nodeType = stack.pop();
            nodes.add(new Node[]{nodeType, nodeVariable});
        }

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                // +--- Node(OPERATOR, "JOIN_INNER")
                //    +--- Node(IDENTIFIER, "f.myField2")
                //    +--- Node(NAME, "g")
                if (!p.parseChar('('))
                {
                    throw new QueryCompilerSyntaxException("Expected: '(' but got " + p.remaining(), 
                        p.getIndex(), p.getInput());
                }


                // Find what we are joining to
                String name = p.parseIdentifier();
                Node joinedNode = new Node(Node.IDENTIFIER, name);
                Node parentNode = joinedNode;
                if (p.nextIsDot())
                {
                    p.parseChar('.');
                    Node subNode = new Node(Node.IDENTIFIER, p.parseName());
                    parentNode.appendChildNode(subNode);
                    parentNode = subNode;
                }


                if (!p.parseChar(')'))
                {
                    throw new QueryCompilerSyntaxException("Expected: ')' but got " + p.remaining(), 
                        p.getIndex(), p.getInput());
                }
                p.parseStringIgnoreCase("AS"); // Optional
                String alias = p.parseIdentifier();

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        {
            // IN ((literal|parameter) [, (literal|parameter)])
            processPrimary();
            if (stack.peek() == null)
            {
                throw new QueryCompilerSyntaxException("Expected literal|parameter but got " + 
                    p.remaining(), p.getIndex(), p.getInput());
            }


            // Generate node for comparison with this value
            Node valueNode = stack.pop();
            Node compareNode = new Node(Node.OPERATOR, (not ? "!=" : "=="));
            compareNode.appendChildNode(inputNode);
            compareNode.appendChildNode(valueNode);


            if (inNode == null)
            {
                inNode = compareNode;
            }
            else
            {
                Node newInNode = new Node(Node.OPERATOR, (not ? "&&" : "||"));
                newInNode.appendChildNode(inNode);
                newInNode.appendChildNode(compareNode);
                inNode = newInNode;
            }
        } while (p.parseChar(','));


        if (!p.parseChar(')'))
        {
            throw new QueryCompilerSyntaxException("Expected: ')' but got " + p.remaining(), 
                p.getIndex(), p.getInput());
        }
        stack.push(inNode);
    }

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Related Classes of org.datanucleus.store.query.QueryCompilerSyntaxException

org.datanucleus.query.compiler.JavaQueryCompiler

org.datanucleus.query.compiler.JDOQLParser

org.datanucleus.query.compiler.JPQLParser

org.datanucleus.query.compiler.SQLParser

org.datanucleus.query.expression.ExpressionCompiler

org.datanucleus.store.rdbms.query.QueryToSQLMapper

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