org.walkmod.javalang.compiler.actions.LoadEnumConstantLiteralsAction 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.actions;

import java.util.List;

import org.walkmod.javalang.ast.Node;
import org.walkmod.javalang.ast.SymbolReference;
import org.walkmod.javalang.ast.body.EnumConstantDeclaration;
import org.walkmod.javalang.ast.body.EnumDeclaration;
import org.walkmod.javalang.compiler.symbols.ReferenceType;
import org.walkmod.javalang.compiler.symbols.Symbol;
import org.walkmod.javalang.compiler.symbols.SymbolAction;
import org.walkmod.javalang.compiler.symbols.SymbolTable;

public class LoadEnumConstantLiteralsAction extends SymbolAction {

	@Override
	public void doPush(Symbol symbol, SymbolTable table) throws Exception {
		if (symbol.getName().equals("this")) {
			Node node = symbol.getLocation();
			if (node instanceof EnumDeclaration) {
				EnumDeclaration ed = (EnumDeclaration) node;
				List entries = ed.getEntries();
				if(entries != null){
					for (EnumConstantDeclaration ecd : entries) {
						table.pushSymbol(ecd.getName(), ReferenceType.ENUM_LITERAL,
								symbol.getType(), ecd);
					}
				}
			}
		}
	}

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

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

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