org.unlaxer.context.ParseContext Maven / Gradle / Ivy

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package org.unlaxer.context;

import java.io.Closeable;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import org.unlaxer.Name;
import org.unlaxer.ParserCursor;
import org.unlaxer.RangedString;
import org.unlaxer.Source;
import org.unlaxer.TransactionElement;
import org.unlaxer.listener.ParserListener;
import org.unlaxer.listener.ParserListenerContainer;
import org.unlaxer.listener.TransactionListener;
import org.unlaxer.parser.GlobalScopeTree;
import org.unlaxer.parser.Parser;
import org.unlaxer.parser.combinator.ChoiceInterface;
import org.unlaxer.parser.combinator.NonOrdered;

public class ParseContext implements 
	ParseContextBase , Closeable, Source, Transaction,
	ParserListenerContainer,
	GlobalScopeTree , ParserContextScopeTree{

	private static final long serialVersionUID = 1202780890703131636L;

	// TODO store successfully token's  map
	boolean doMemoize;

	public final Source source;

	boolean createMetaToken = true;
	
	Map parserListenerByName = new LinkedHashMap<>();
	
	Map listenerByName = new LinkedHashMap<>();

	final Deque tokenStack = new ArrayDeque();

	//FIXME change store to ScopeTree
	public Map chosenParserByChoice = new HashMap<>();
	
	//FIXME change store to ScopeTree
	public Map> orderedParsersByNonOrdered = new HashMap<>();
	
	Map> scopeTreeMapByParser = new HashMap<>();
	
	Map globalScopeTreeMap = new HashMap<>();

	public ParseContext(Source source, ParseContextEffector... parseContextEffectors) {
		this.source = source;
		tokenStack.add(new TransactionElement(new ParserCursor()));

		for (ParseContextEffector parseContextEffector : parseContextEffectors) {
			parseContextEffector.effect(this);
		}
		onOpen(this);
	}
	
	@Override
	public Deque getTokenStack(){
		return tokenStack;
	}

	@Override
	public void close() {
		if (tokenStack.size() != 1) {
			throw new IllegalStateException("transaction nest is illegal. check source code.");
		}
		onClose(this);
	}

	@Override
	public int getLength() {
		return source.getLength();
	}
	
	@Override
	public RangedString peek(int startIndexInclusive, int length) {
		return source.peek(startIndexInclusive, length);
	}

	@Override
	public Map getTransactionListenerByName() {
		return listenerByName;
	}

	@Override
	public Map> getParserContextScopeTreeMap() {
		return scopeTreeMapByParser;
	}

	@Override
	public Map getGlobalScopeTreeMap() {
		return globalScopeTreeMap;
	}

	@Override
	public Map getParserListenerByName() {
		return parserListenerByName;
	}

	@Override
	public ParseContext get() {
		return this;
	}

	@Override
	public boolean doCreateMetaToken() {
		return createMetaToken;
	}

	@Override
	public Map getChosenParserByChoice() {
		return chosenParserByChoice;
	}

	@Override
	public Map> getOrderedParsersByNonOrdered() {
		return orderedParsersByNonOrdered;
	}

	@Override
	public Source getSource() {
		return source;
	}
}