42 lines
1.0 KiB
C++
42 lines
1.0 KiB
C++
#pragma once
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#include <iostream>
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#include <typeinfo>
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#include <map>
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#include "storage/model/properties/properties.hpp"
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#include "storage/model/properties/jsonwriter.hpp"
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#include "cypher/visitor/traverser.hpp"
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#include "node_traverser.hpp"
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using std::cout;
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using std::endl;
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class CreateTraverser : public Traverser
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{
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public:
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std::string code;
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Properties properties;
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void visit(ast::Create& create) override
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{
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code = "\t\tauto& t = db.tx_engine.begin();\n";
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code += "\t\tauto vertex_accessor = db.graph.vertices.insert(t);\n";
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Traverser::visit(create);
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};
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void visit(ast::Node& node) override
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{
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Traverser::visit(node);
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}
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void visit(ast::Return& ret) override
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{
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code += "\t\tauto properties = vertex_accessor.properties();\n";
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code += "\t\tStringBuffer buffer;\n";
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code += "\t\tJsonWriter<StringBuffer> writer(buffer);\n";
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code += "\t\tproperties.accept(writer);\n";
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code += "\t\treturn std::make_shared<QueryResult>(buffer.str());\n";
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}
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};
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