/*
 Wotonomy: OpenStep design patterns for pure Java applications.
 Copyright (C) 2001 Michael Powers

 This library 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 2.1 of the License, or (at your option) any later version.

 This library 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 this library; if not, see http://www.gnu.org
 */
package net.wotonomy.access;

import net.wotonomy.control.EOQualifier;
import net.wotonomy.foundation.NSArray;
import net.wotonomy.foundation.NSDictionary;

/**
 * Represents a single primitive operation in a database server. Can be insert,
 * update, delete, lock a row, or execute a stored procedure.
 * 
 * @author ezamudio@nasoft.com
 * @author $Author: cgruber $
 * @version $Revision: 894 $
 */
public class EOAdaptorOperation {

	protected EOEntity _entity;
	protected NSArray _attributes;
	protected NSDictionary _changedValues;
	protected Throwable _exception;
	protected EOQualifier _qualifier;
	protected EOStoredProcedure _proc;
	protected int _adaptorOp;

	public EOAdaptorOperation(EOEntity entity) {
		super();
		_entity = entity;
	}

	public void setAdaptorOperator(int adOp) {
		_adaptorOp = adOp;
	}

	public int adaptorOperator() {
		return _adaptorOp;
	}

	public void setAttributes(NSArray atts) {
		_attributes = atts;
	}

	public NSArray attributes() {
		return _attributes;
	}

	public void setChangedValues(NSDictionary values) {
		_changedValues = values;
	}

	public NSDictionary changedValues() {
		return _changedValues;
	}

	public int compareAdaptorOperation(EOAdaptorOperation op) {
		if (op.entity() != null && entity() != null) {
			if (!op.entity().name().equals(entity().name()))
				op.entity().name().compareTo(entity().name());
		}
		if (adaptorOperator() < op.adaptorOperator())
			return -1;
		if (adaptorOperator() > op.adaptorOperator())
			return 1;
		return 0;
	}

	public EOEntity entity() {
		return _entity;
	}

	public void setException(Throwable t) {
		_exception = t;
	}

	public Throwable exception() {
		return _exception;
	}

	public void setQualifier(EOQualifier q) {
		_qualifier = q;
	}

	public EOQualifier qualifier() {
		return _qualifier;
	}

	public void setStoredProcedure(EOStoredProcedure sp) {
		_proc = sp;
	}

	public EOStoredProcedure storedProcedure() {
		return _proc;
	}

}
/*
 * $Log$ Revision 1.2 2006/02/16 16:47:13 cgruber Move some classes in to
 * "internal" packages and re-work imports, etc.
 *
 * Also use UnsupportedOperationExceptions where appropriate, instead of
 * WotonomyExceptions.
 *
 * Revision 1.1 2006/02/16 13:19:57 cgruber Check in all sources in
 * eclipse-friendly maven-enabled packages.
 *
 * Revision 1.1 2003/08/13 00:37:45 chochos an almost complete implementation of
 * the abstract adaptor-layer classes
 *
 */