Package org.datanucleus.query.node

Examples of org.datanucleus.query.node.Node.appendChildNode()

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                Node trimCharNode = null;
                processExpression();
                Node next = stack.pop();
                if (p.parseChar(')'))
                {
                    next.appendChildNode(invokeNode);
                    stack.push(next);
                    return true;
                }
                else
                {
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                    if (!p.parseChar(')'))
                    {
                        throw new QueryCompilerSyntaxException("')' expected", p.getIndex(), p.getInput());
                    }

                    next.appendChildNode(invokeNode);
                    if (trimCharNode != null)
                    {
                        invokeNode.addProperty(trimCharNode);
                    }
                    stack.push(next);
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                if (!p.parseChar(')'))
                {
                    throw new QueryCompilerSyntaxException("',' expected", p.getIndex(), p.getInput());
                }

                primaryNode.appendChildNode(invokeNode);
                stack.push(primaryNode);
                return true;
            }
            else if (method.equalsIgnoreCase("KEY"))
            {
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                if (!p.parseChar(')'))
                {
                    throw new QueryCompilerSyntaxException("',' expected", p.getIndex(), p.getInput());
                }

                primaryNode.appendChildNode(invokeNode);
                stack.push(primaryNode);
                return true;
            }
            else if (method.equalsIgnoreCase("VALUE"))
            {
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                if (!p.parseChar(')'))
                {
                    do
                    {
                        compileExpression();
                        expr.appendChildNode((Node) stack.pop());
                    }
                    while (p.parseChar(','));

                    if (!p.parseChar(')'))
                    {
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        {
            throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
        }
        Node nodeVariable = stack.pop();
        Node nodeType = stack.pop();
        nodeType.appendChildNode(nodeVariable);
        return nodeType;
    }

    /* (non-Javadoc)
     * @see org.datanucleus.query.compiler.Parser#parseFrom(java.lang.String)
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                    if (processMethod())
                    {
                        // Add method invocation as a child node of what it is invoked on
                        Node invokeNode = stack.pop();
                        Node invokedNode = stack.peek();
                        invokedNode.appendChildNode(invokeNode);
                    }
                }
                else
                {
                    endOfChain = true;
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                    if (processMethod())
                    {
                        // Add method invocation as a child node of what it is invoked on
                        Node invokeNode = stack.pop();
                        Node invokedNode = stack.peek();
                        invokedNode.appendChildNode(invokeNode);
                    }
                }
                else
                {
                    endOfChain = true;
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        // ((B)a).c being compiled to "Node[IDENTIFIER, a] -> Node[CAST, B] -> Node[IDENTIFIER, c]"
        while (stack.size() > size)
        {
            Node top = stack.pop();
            Node peek = stack.peek();
            peek.appendChildNode(top);
        }
    }

    /**
     * Parse any cast expression.
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        {
            throw new QueryCompilerSyntaxException("expected identifier", p.getIndex(), p.getInput());
        }
        Node nodeVariable = (Node) stack.pop();
        Node nodeType = (Node) stack.pop();
        nodeType.appendChildNode(nodeVariable);
        return nodeType;
    }

    /**
     * Method to compile the "from" clause, but JDOQL has no "from" so do nothing.
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