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/*
* ====================================================================
* Project: openMDX, http://www.openmdx.org/
* Description: Collection View
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2008-2013, 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.state2.aop1;
import java.lang.reflect.Array;
import java.util.Collection;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.kernel.exception.BasicException.Parameter;
import org.openmdx.kernel.exception.Throwables;
/**
* List View
*/
abstract class CollectionView,E> implements Collection {
/**
* Constructor
*
* @param members
*/
protected CollectionView (
InvolvedMembers members
){
this.members = members;
}
/**
* The collection's delegates
*/
protected final InvolvedMembers members;
/**
* Provide the id Parameter for exception enhancement
*
* @return the id parameter
*
* @see org.openmdx.state2.aop1.InvolvedMembers#getIdParameter()
*/
protected Parameter getIdParameter() {
return this.members.getIdParameter();
}
/* (non-Javadoc)
* @see java.util.List#add(java.lang.Object)
*/
public boolean add(E o) {
boolean modified = false;
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
modified |= delegate.add(o);
}
return modified;
}
/* (non-Javadoc)
* @see java.util.List#addAll(java.util.Collection)
*/
public boolean addAll(Collection c) {
boolean modified = false;
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
modified |= delegate.addAll(c);
}
return modified;
}
/* (non-Javadoc)
* @see java.util.List#clear()
*/
public void clear() {
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
delegate.clear();
}
}
/* (non-Javadoc)
* @see java.util.List#contains(java.lang.Object)
*/
public boolean contains(Object o) {
UniqueValue reply = new UniqueValue();
try{
for(C delegate : members.getInvolved(AccessMode.FOR_QUERY)) {
reply.set(Boolean.valueOf(delegate.contains(o)));
}
return reply.get().booleanValue();
} catch (ServiceException exception) {
throw Throwables.initCause(
new IllegalStateException(
"The underlying states do not allow for the determination of the given property"
),
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ILLEGAL_STATE,
getIdParameter()
);
}
}
/* (non-Javadoc)
* @see java.util.List#containsAll(java.util.Collection)
*/
public boolean containsAll(Collection c) {
try {
UniqueValue reply = new UniqueValue();
for(C delegate : members.getInvolved(AccessMode.FOR_QUERY)) {
reply.set(Boolean.valueOf(delegate.containsAll(c)));
}
return reply.get().booleanValue();
} catch (ServiceException exception) {
throw Throwables.initCause(
new IllegalStateException(
"The underlying states do not allow for the unique determination of the given property"
),
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ILLEGAL_STATE,
getIdParameter()
);
}
}
/* (non-Javadoc)
* @see java.util.List#isEmpty()
*/
public boolean isEmpty() {
try {
UniqueValue reply = new UniqueValue();
for(C delegate : members.getInvolved(AccessMode.FOR_QUERY)) {
reply.set(Boolean.valueOf(delegate.isEmpty()));
}
return reply.get().booleanValue();
} catch (ServiceException exception) {
throw Throwables.initCause(
new IllegalStateException(
"The underlying states do not allow for the unique determination of the given property"
),
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ILLEGAL_STATE,
getIdParameter()
);
}
}
/* (non-Javadoc)
* @see java.util.List#remove(java.lang.Object)
*/
public boolean remove(Object o) {
boolean modified = false;
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
modified |= delegate.remove(o);
}
return modified;
}
/* (non-Javadoc)
* @see java.util.List#removeAll(java.util.Collection)
*/
public boolean removeAll(Collection c) {
boolean modified = false;
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
modified |= delegate.removeAll(c);
}
return modified;
}
/* (non-Javadoc)
* @see java.util.List#retainAll(java.util.Collection)
*/
public boolean retainAll(Collection c) {
boolean modified = false;
for(C delegate : members.getInvolved(AccessMode.FOR_UPDATE)) {
modified |= delegate.retainAll(c);
}
return modified;
}
/* (non-Javadoc)
* @see java.util.List#size()
*/
public int size() {
try {
UniqueValue reply = new UniqueValue();
for(C delegate : members.getInvolved(AccessMode.FOR_QUERY)) {
reply.set(Integer.valueOf(delegate.size()));
}
return reply.get().intValue();
} catch (ServiceException exception) {
throw Throwables.initCause(
new IllegalStateException(
"The underlying states do not allow for the unique determination of the given property"
),
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.ILLEGAL_STATE,
getIdParameter()
);
}
}
/* (non-Javadoc)
* @see java.util.List#toArray()
*/
public Object[] toArray() {
Object[] reply = new Object[size()];
int i = 0;
for(Object member : this) {
reply[i++] = member;
}
return reply;
}
/* (non-Javadoc)
* @see java.util.List#toArray(T[])
*/
@SuppressWarnings("unchecked")
public T[] toArray(T[] a) {
int length = size();
Class componentType = (Class) a.getClass().getComponentType();
T[] reply = length > a.length ? (T[])Array.newInstance(componentType, length) : a;
int i = 0;
for(Object member : this) {
reply[i++] = componentType.cast(member);
}
return reply;
}
}
