Application: gvSIG desktop

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package org.gvsig.expressionevaluator;

import org.gvsig.tools.persistence.Persistent;

import org.gvsig.tools.script.Script;

import org.gvsig.tools.util.UnmodifiableBasicList;

/**

 *

 * @author jjdelcerro

 */

public interface Expression extends Persistent, Cloneable {

    public void clear();

    /**

     * This symbol table don't persist with the expression.

     * 

     * @return the symbol table of the expression

     */

    public SymbolTable getSymbolTable();

    public String getPhrase();

//    public Script getUserScript(); 

//    

//    public UnmodifiableBasicList<Script> getScripts();

    public Expression setPhrase(String phrase);

//    public Expression setUserScript(String code, String languaje);

//    

//    public Expression setUserScript(String code);

//    

//    public Expression setUserScript(Script script);

//    

//    public void removeAllScripts();

//    

//    public Expression addScript(Script script);

    public Object execute(SymbolTable symbolTable);

    public void link(SymbolTable symbolTable);    

    public Code getCode();

    public String toJSON();

    public void fromJSON(String json);

    public Expression clone() throws CloneNotSupportedException;

    public boolean isPhraseEmpty();

    public boolean isEmpty();

    public void setSQLCompatible(boolean sqlCompatible);

    public boolean isSQLCompatible();

    public void setUseBracketsForIdentifiers(boolean useBracketsForIdentifiers);

    public boolean getUseBracketsForIdentifiers();

}