| /*************************************************************************** |
| * Copyright (c) 2004 - 2008 Eike Stepper, Germany. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| * Simon McDuff - http://bugs.eclipse.org/213402 |
| **************************************************************************/ |
| package org.eclipse.emf.cdo.spi.common.id; |
| |
| import org.eclipse.emf.cdo.common.id.CDOID; |
| |
| import org.eclipse.net4j.util.io.ExtendedDataInput; |
| import org.eclipse.net4j.util.io.ExtendedDataOutput; |
| |
| import java.io.IOException; |
| |
| /** |
| * @author Eike Stepper |
| * @since 2.0 |
| */ |
| public abstract class AbstractCDOID implements CDOID |
| { |
| private static final long serialVersionUID = 1L; |
| |
| public AbstractCDOID() |
| { |
| } |
| |
| public boolean isNull() |
| { |
| switch (getType()) |
| { |
| case NULL: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| public boolean isObject() |
| { |
| switch (getType()) |
| { |
| case OBJECT: |
| case TEMP_OBJECT: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| public boolean isMeta() |
| { |
| switch (getType()) |
| { |
| case META: |
| case TEMP_META: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| public boolean isTemporary() |
| { |
| switch (getType()) |
| { |
| case TEMP_OBJECT: |
| case TEMP_META: |
| case EXTERNAL_TEMP_OBJECT: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| public boolean isExternal() |
| { |
| switch (getType()) |
| { |
| case EXTERNAL_TEMP_OBJECT: |
| case EXTERNAL_OBJECT: |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| /** |
| * <b>Note:</b> {@link CDOID#toURIFragment()} and {@link AbstractCDOID#read(String)} need to match. |
| */ |
| public abstract void read(String fragmentPart); |
| |
| public abstract void read(ExtendedDataInput in) throws IOException; |
| |
| public abstract void write(ExtendedDataOutput out) throws IOException; |
| } |