org.walkmod.javalang.compiler.symbols.SymbolAction Maven / Gradle / Ivy

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Library of compiler components to processs Java code.

There is a newer version: 2.3.10

/*
 Copyright (C) 2015 Raquel Pau and Albert Coroleu.
 
Walkmod is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Walkmod is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with Walkmod.  If not, see .*/
package org.walkmod.javalang.compiler.symbols;

import org.walkmod.javalang.ast.SymbolReference;

public abstract class SymbolAction {

	public final void execute(Symbol symbol, SymbolTable table,
			SymbolEvent event, SymbolReference reference) throws Exception {
		if (event.equals(SymbolEvent.PUSH)) {
			doPush(symbol, table);
		} else if (event.equals(SymbolEvent.POP)) {
			doPop(symbol, table);
		} else if (event.equals(SymbolEvent.READ)) {
			doRead(symbol, table, reference);
		} else if (event.equals(SymbolEvent.WRITE)) {
			doWrite(symbol, table, reference);
		} 
	}

	public void doPush(Symbol symbol, SymbolTable table) throws Exception {
	}

	public void doPop(Symbol symbol, SymbolTable table) throws Exception {
	}

	public void doRead(Symbol symbol, SymbolTable table,
			SymbolReference reference) throws Exception {
	}

	public void doWrite(Symbol symbol, SymbolTable table,
			SymbolReference reference) throws Exception {
	}
}