001: /*
002: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Kernel/Sources/es/udc/mypersonalizer/kernel/model/repository/interfaces/DesktopLayoutAccessor.java,v 1.1.1.1 2004/03/25 12:08:36 fbellas Exp $
003: * $Revision: 1.1.1.1 $
004: * $Date: 2004/03/25 12:08:36 $
005: *
006: * =============================================================================
007: *
008: * Copyright (c) 2003, The MyPersonalizer Development Group
009: * (http://www.tic.udc.es/~fbellas/mypersonalizer/index.html) at
010: * University Of A Coruna
011: * All rights reserved.
012: *
013: * Redistribution and use in source and binary forms, with or without
014: * modification, are permitted provided that the following conditions are met:
015: *
016: * - Redistributions of source code must retain the above copyright notice,
017: * this list of conditions and the following disclaimer.
018: *
019: * - Redistributions in binary form must reproduce the above copyright notice,
020: * this list of conditions and the following disclaimer in the documentation
021: * and/or other materials provided with the distribution.
022: *
023: * - Neither the name of the University Of A Coruna nor the names of its
024: * contributors may be used to endorse or promote products derived from
025: * this software without specific prior written permission.
026: *
027: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
028: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
029: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
030: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
031: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
032: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
033: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
034: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
035: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
036: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
037: * POSSIBILITY OF SUCH DAMAGE.
038: *
039: */
040:
041: package es.udc.mypersonalizer.kernel.model.repository.interfaces;
042:
043: import es.udc.mypersonalizer.kernel.model.properties.Property;
044: import es.udc.mypersonalizer.kernel.util.exceptions.InstanceNotFoundException;
045: import es.udc.mypersonalizer.kernel.util.exceptions.InternalErrorException;
046:
047: /**
048: * This interface specifies the methods required to store and retrieve
049: * instances of the <code>DesktopLayout</code> class.
050: *
051: * @author Daniel Fernandez
052: * @since 1.0
053: */
054: public interface DesktopLayoutAccessor {
055:
056: /**
057: * Finds a desktop layout
058: *
059: * @param identifier the desktop layout identifier
060: * @throws InternalErrorException if any fatal errors happen.
061: * @throws InstanceNotFoundException if it was unable to find the
062: * specified instance
063: * @return the DesktopLayout desired.
064: */
065: public DesktopLayout findDesktopLayout(Long identifier)
066: throws InternalErrorException, InstanceNotFoundException;
067:
068: /**
069: * Adds a new desktop layout to the repository. This method must return a
070: * {@link DesktopLayout} with a correct identifier.
071: *
072: * @param property the Property which will maintain the DesktopLayout data.
073: * @throws InternalErrorException if any fatal errors happen.
074: * @return a DesktopLayout with the provided property, and a valid
075: * property identifier.
076: */
077: public DesktopLayout addDesktopLayout(Property property)
078: throws InternalErrorException;
079:
080: /**
081: * Updates an existing desktop layout.
082: *
083: * @param desktopLayout the Desktop layout to be updated, identified by its
084: * identifier.
085: * @throws InternalErrorException if any fatal errors happen.
086: * @throws InstanceNotFoundException if the desktop layout that should be
087: * updated isn't found.
088: */
089: public void updateDesktopLayout(DesktopLayout desktopLayout)
090: throws InternalErrorException, InstanceNotFoundException;
091:
092: /**
093: * Removes a desktop layout from the repository.
094: *
095: * @param identifier The identifier of the desktop layout to be removed
096: * @throws InternalErrorException if any fatal errors happen.
097: * @throws InstanceNotFoundException if the desktop layout is not found
098: */
099: public void removeDesktopLayout(Long identifier)
100: throws InternalErrorException, InstanceNotFoundException;
101:
102: }
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