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path: root/main/core/parser/ast/SymbolNode.java
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package com.jantuomi.interpreter.main.core.parser.ast;

import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
import com.jantuomi.interpreter.main.core.runtime.State;
import com.jantuomi.interpreter.main.core.tokenizer.token.Token;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * Created by jan on 17.6.2016.
 */
public class SymbolNode extends ASTNode {

    public ParameterListNode getParameterListNode() {
        return parameterListNode;
    }

    public void setParameterListNode(ParameterListNode parameterListNode) {
        this.parameterListNode = parameterListNode;
    }

    private ParameterListNode parameterListNode;

    public void setName(String name) {
        this.name = name;
    }

    public String getName() {
        return name;
    }

    private String name;

    public SymbolNode(Token token) {
        super(token);
    }

    @Override
    public DataContainer evaluate() {
        List<DataContainer> paramValues = new ArrayList<>();
        if (parameterListNode != null) {
            for (ASTNode param : parameterListNode.getChildren()) {
                paramValues.add(param.evaluate());
            }
        }
        return State.getInstance().getSymbolValue(name, paramValues);
    }

    @Override
    List<ASTNode> getChildren() {
        if (parameterListNode == null) {
            return Arrays.asList();
        } else {
            return Arrays.asList(parameterListNode);
        }
    }
}