/**
* 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.context.userHistory.impl.model.hibernate;
import java.io.Serializable;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.hibernate.Hibernate;
import org.hibernate.HibernateException;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.type.Type;
import org.hibernate.usertype.CompositeUserType;
import org.societies.api.context.model.CtxAttributeIdentifier;
import org.societies.api.context.model.CtxEntityIdentifier;
import org.societies.api.context.model.MalformedCtxIdentifierException;
/**
* Describe your class here...
*
* @author <a href="mailto:nicolas.liampotis@cn.ntua.gr">Nicolas Liampotis</a> (ICCS)
* @since 0.4
*/
public class CtxAttributeIdentifierCompositeType implements CompositeUserType {
private static final Class<CtxAttributeIdentifier> CTX_ATTRIBUTE_ID_CLASS = CtxAttributeIdentifier.class;
private static final String[] PROPERTY_NAMES = { "scope", "type", "object_number" };
private static final Type[] PROPERTY_TYPES = { Hibernate.STRING, Hibernate.STRING, Hibernate.LONG };
/*
* @see org.hibernate.usertype.CompositeUserType#assemble(java.io.Serializable, org.hibernate.engine.SessionImplementor, java.lang.Object)
*/
@Override
public Object assemble(Serializable cached, SessionImplementor session, Object owner)
throws HibernateException {
return cached;
}
/*
* @see org.hibernate.usertype.CompositeUserType#deepCopy(java.lang.Object)
*/
@Override
public Object deepCopy(Object value) throws HibernateException {
return value;
}
/*
* @see org.hibernate.usertype.CompositeUserType#disassemble(java.lang.Object, org.hibernate.engine.SessionImplementor)
*/
@Override
public Serializable disassemble(Object value, SessionImplementor session) throws HibernateException {
return (Serializable) value;
}
/*
* @see org.hibernate.usertype.CompositeUserType#equals(java.lang.Object, java.lang.Object)
*/
@Override
public boolean equals(Object x, Object y) throws HibernateException {
if (x == y)
return true;
if (null == x || null == y)
return false;
return x.equals(y);
}
/*
* @see org.hibernate.usertype.CompositeUserType#getPropertyNames()
*/
@Override
public String[] getPropertyNames() {
return PROPERTY_NAMES;
}
/*
* @see org.hibernate.usertype.CompositeUserType#getPropertyTypes()
*/
@Override
public Type[] getPropertyTypes() {
return PROPERTY_TYPES;
}
/*
* @see org.hibernate.usertype.CompositeUserType#getPropertyValue(java.lang.Object, int)
*/
@Override
public Object getPropertyValue(Object component, int property) throws HibernateException {
final Object result;
final CtxAttributeIdentifier id = (CtxAttributeIdentifier) component;
switch (property) {
case 0:
result = id.getScope();
break;
case 1:
result = id.getType();
break;
case 2:
result = id.getObjectNumber();
break;
default:
throw new IllegalArgumentException("Unknown property: " + property);
}
return result;
}
/*
* @see org.hibernate.usertype.CompositeUserType#hashCode(java.lang.Object)
*/
@Override
public int hashCode(Object x) throws HibernateException {
return x.hashCode();
}
/*
* @see org.hibernate.usertype.CompositeUserType#isMutable()
*/
@Override
public boolean isMutable() {
return false;
}
/*
* @see org.hibernate.usertype.CompositeUserType#nullSafeGet(java.sql.ResultSet, java.lang.String[], org.hibernate.engine.SessionImplementor, java.lang.Object)
*/
@Override
public Object nullSafeGet(ResultSet rs, String[] names, SessionImplementor session, Object owner)
throws HibernateException, SQLException {
final String scope = (String) Hibernate.STRING.nullSafeGet(rs, names[0]);
final String type = (String) Hibernate.STRING.nullSafeGet(rs, names[1]);
final Long objectNumber = (Long) Hibernate.LONG.nullSafeGet(rs, names[2]);
if (scope == null || type == null || objectNumber == null)
return null;
CtxEntityIdentifier scopeId;
try {
scopeId = new CtxEntityIdentifier(scope);
} catch (MalformedCtxIdentifierException mcie) {
throw new HibernateException(
"Could not create CtxEntityIdentifier instance from stored scope", mcie);
}
return new CtxAttributeIdentifier(scopeId, type, objectNumber);
}
/*
* @see org.hibernate.usertype.CompositeUserType#nullSafeSet(java.sql.PreparedStatement, java.lang.Object, int, org.hibernate.engine.SessionImplementor)
*/
@Override
public void nullSafeSet(PreparedStatement st, Object value, int index, SessionImplementor session)
throws HibernateException, SQLException {
final CtxAttributeIdentifier id = (CtxAttributeIdentifier) value;
Hibernate.STRING.nullSafeSet(st, id.getScope().toString(), index);
Hibernate.STRING.nullSafeSet(st, id.getType(), index + 1);
Hibernate.LONG.nullSafeSet(st, id.getObjectNumber(), index + 2);
}
/*
* @see org.hibernate.usertype.CompositeUserType#replace(java.lang.Object, java.lang.Object, org.hibernate.engine.SessionImplementor, java.lang.Object)
*/
@Override
public Object replace(Object original, Object target, SessionImplementor session, Object owner)
throws HibernateException {
return original;
}
/*
* @see org.hibernate.usertype.CompositeUserType#returnedClass()
*/
@Override
public Class<?> returnedClass() {
return CTX_ATTRIBUTE_ID_CLASS;
}
/*
* @see org.hibernate.usertype.CompositeUserType#setPropertyValue(java.lang.Object, int, java.lang.Object)
*/
@Override
public void setPropertyValue(Object component, int property, Object value) throws HibernateException {
throw new UnsupportedOperationException("CtxAttributeIdentifier is immutable");
}
}