package org.simantics.document.swt.core.base;

import org.simantics.document.server.IEventCommand;
import org.simantics.document.swt.core.SWTDocument;

public abstract class AbstractEventCommand implements IEventCommand {
    
    protected IEventCommand next;
    protected SWTDocument document;
    
    public AbstractEventCommand(SWTDocument document) {
        this.document = document;
    }

    @Override
    public void setNext(IEventCommand next) {
        this.next = next;
    }
    
    @Override
    public IEventCommand getNext() {
        return this.next;
    }
    
    @Override
    public void commandSuccess() {
        if(next != null)
            next.handleCommand();
    }

    @Override
    public void commandError(String errorMessage) {
        System.err.println(this + " failed: " + errorMessage);
    }

}