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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Qualifiers
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2009, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.audit2.spi;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.base.naming.Path;
import org.openmdx.base.naming.XRISegment;
import org.openmdx.kernel.exception.BasicException;
import org.w3c.format.DateTimeFormat;
/**
* Qualifiers
*/
public class Qualifiers {
/**
* Constructor
*
*/
private Qualifiers(
) {
// Avoid instantiation
}
/**
* Build an org::openmdx::audit2 compliant after image qualifier
*
* @param qualifier
* @param version
*
* @return an audit2 compliant after image qualifier
*/
public static String toAudit2AfterImageQualifier(
String qualifier,
Date version
){
return qualifier + '*' + (version == null ? "%" : DateTimeFormat.BASIC_UTC_FORMAT.format(version));
}
/**
* Build an org::openmdx::audit2 compliant before image qualifier
*
* @param qualifier
* @param unitOfWorkId
*
* @return an audit2 compliant before image qualifier
*/
public static String toAudit2BeforeImageQualifier(
String qualifier,
String unitOfWorkId
){
return qualifier + "!" + (unitOfWorkId == null ? "%" : unitOfWorkId);
}
/**
* Extract the base from an audit2 qualifier
*
* @param segment
*
* @return the base from an audit2 qualifier
*/
public static String getAudit2ObjectQualifier(
String segment
){
return segment.substring(
0,
Math.max(segment.lastIndexOf('!'), segment.lastIndexOf('*'))
);
}
/**
* Create a before or after image identifier
*
* @param configuration
* @param objectId
* @param modifiedAt
* @param unitIfWorkId
*
* @return the object's before or after image id
*
* @throws ServiceException
*/
public static Path getAudit2BeforeImageId(
Configuration configuration,
Path objectId,
String unitOfWorkId
) throws ServiceException{
for (Map.Entry entry : configuration.getMapping().entrySet()) {
if (objectId.startsWith(entry.getKey())) {
List imageId = new ArrayList();
for(XRISegment c : entry.getValue().getSegments()) {
imageId.add(c.toString());
}
int iLimit = objectId.size() - 1;
for (
int i = entry.getKey().size();
i < iLimit;
i++
) {
String segment = objectId.getSegment(i).toClassicRepresentation();
imageId.add(segment);
if(segment.endsWith("%")) return new Path(imageId.toArray(new String[imageId.size()]));
}
String segment = objectId.getSegment(iLimit).toClassicRepresentation();
imageId.add(
segment.endsWith("%") ? segment : toAudit2BeforeImageQualifier(segment, unitOfWorkId)
);
return new Path(imageId.toArray(new String[imageId.size()]));
}
}
throw new ServiceException(
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ASSERTION_FAILURE,
"Data object pattern for the given object id missing",
new BasicException.Parameter("objectId", objectId)
);
}
/**
* Create a before or after image identifier
*
* @param configuration
* @param objectId
* @param modifiedAt
* @param unitIfWorkId
*
* @return the object's before or after image id
*
* @throws ServiceException
*/
public static Path getAudit2AfterImageId(
Configuration configuration,
Path objectId,
Date modifiedAt
) throws ServiceException{
for (Map.Entry entry : configuration.getMapping().entrySet()) {
if (objectId.startsWith(entry.getKey())) {
List imageId = new ArrayList();
for(XRISegment c : entry.getValue().getSegments()){
imageId.add(c.toString());
}
int iLimit = objectId.size() - 1;
for (
int i = entry.getKey().size();
i < iLimit;
i++
) {
String segment = objectId.getSegment(i).toClassicRepresentation();
imageId.add(segment);
if(segment.endsWith("%")) return new Path(imageId.toArray(new String[imageId.size()]));
}
String segment = objectId.getSegment(iLimit).toClassicRepresentation();
imageId.add(
segment.endsWith("%") ? segment : toAudit2AfterImageQualifier(segment, modifiedAt)
);
return new Path(imageId.toArray(new String[imageId.size()]));
}
}
throw new ServiceException(
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ASSERTION_FAILURE,
"Data object pattern for the given object id missing",
new BasicException.Parameter("objectId", objectId)
);
}
}
