/**
* Copyright (c) 2011, SOCIETIES Consortium (WATERFORD INSTITUTE OF TECHNOLOGY (TSSG), HERIOT-WATT UNIVERSITY (HWU), SOLUTA.NET
* (SN), GERMAN AEROSPACE CENTRE (Deutsches Zentrum fuer Luft- und Raumfahrt e.V.) (DLR), Zavod za varnostne tehnologije
* informacijske družbe in elektronsko poslovanje (SETCCE), INSTITUTE OF COMMUNICATION AND COMPUTER SYSTEMS (ICCS), LAKE
* COMMUNICATIONS (LAKE), INTEL PERFORMANCE LEARNING SOLUTIONS LTD (INTEL), PORTUGAL TELECOM INOVAÇÃO, SA (PTIN), IBM Corp.,
* INSTITUT TELECOM (ITSUD), AMITEC DIACHYTI EFYIA PLIROFORIKI KAI EPIKINONIES ETERIA PERIORISMENIS EFTHINIS (AMITEC), TELECOM
* ITALIA S.p.a.(TI), TRIALOG (TRIALOG), Stiftelsen SINTEF (SINTEF), NEC EUROPE LTD (NEC))
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
* conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 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 HOLDER 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.
*/
package org.societies.android.api.identity.util;
import org.societies.android.api.identity.SimpleDataIdentifier;
import org.societies.api.schema.identity.DataIdentifier;
import org.societies.api.schema.identity.DataIdentifierScheme;
/**
* Utility method that helps manipulating DataIdentifier objects
*
* @author Olivier Maridat (Trialog)
*
*/
public class DataTypeFactory {
/**
* Create the relevant data type using a correct URI
*
* @param dataIdUri URI format sheme://ownerId/type
* @return the relevant DataIdentifier type instance
* @throws MalformedCtxIdentifierException
*/
public static DataIdentifier fromUri(String dataIdUri) {
String[] uri = dataIdUri.split("://");
DataIdentifierScheme scheme = null;
try {
scheme = DataIdentifierScheme.fromValue(uri[0]);
}
catch(IllegalArgumentException e) {
scheme = DataIdentifierScheme.CONTEXT;
}
DataIdentifier dataId = new SimpleDataIdentifier();
dataId.setScheme(scheme);
String path = uri[1];
int pos = 0, end = 0, endType = 0;
if ((end = path.indexOf('/', pos)) >= 0) {
dataId.setOwnerId(path.substring(pos, end));
}
endType = path.length();
if (path.endsWith("/") && endType > 1) {
endType--;
}
dataId.setType(path.substring(end+1, endType));
dataId.setUri(dataIdUri);
return dataId;
}
/**
* Retrieve the scheme of a DataIdentifier for sure: from its URI or its type field
* @param dataId
* @return Data scheme
*/
public static DataIdentifierScheme getScheme(DataIdentifier dataId) {
if (null != dataId.getScheme()) {
return dataId.getScheme();
}
return fromUri(dataId.getUri()).getScheme();
}
/**
* Retrieve the type of a DataIdentifier for sure: from its URI or its type field
* @param dataId
* @return Data type
*/
public static String getType(DataIdentifier dataId) {
if (null != dataId.getType()) {
return dataId.getType();
}
return fromUri(dataId.getUri()).getType();
}
}