package com.cedarsoft.business.contact;
import com.cedarsoft.business.contact.communication.CommunicationChannel;
import com.cedarsoft.business.contact.communication.Email;
import com.cedarsoft.business.contact.communication.FaxNumber;
import com.cedarsoft.business.contact.communication.PhoneNumber;
import com.cedarsoft.history.ClusteredElementsCollection;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
/**
*
*/
public class CommunicationChannels extends ClusteredElementsCollection<CommunicationChannel> {
@NotNull
@NonNls
public static final String PROPERTY_FIRST_ACTIVE_FAX = "firstActiveFax";
@NotNull
@NonNls
public static final String PROPERTY_FIRST_ACTIVE_MAIL = "firstActiveMail";
@NotNull
@NonNls
public static final String PROPERTY_FIRST_ACTIVE_PHONE_NUMBER = "getFirstActivePhoneNumber";
@NotNull
private static final Log log = LogFactory.getLog( CommunicationChannels.class );
@NotNull
private static final Map<Class<? extends CommunicationChannel>, Integer> sorting = new HashMap<Class<? extends CommunicationChannel>, Integer>();
static {
sorting.put( Address.class, 5 );
sorting.put( POBAddress.class, 6 );
sorting.put( PhoneNumber.class, 10 );
sorting.put( FaxNumber.class, 20 );
sorting.put( Email.class, 30 );
}
@Override
public void addElement( @NotNull CommunicationChannel element ) {
lock.writeLock().lock();
int index;
try {
elements.add( element );
Collections.sort( elements, new Comparator<CommunicationChannel>() {
public int compare( CommunicationChannel o1, CommunicationChannel o2 ) {
return sorting.get( o1.getClass() ).compareTo( sorting.get( o2.getClass() ) );
}
} );
index = elements.indexOf( element );
} finally {
lock.writeLock().unlock();
}
collectionSupport.elementAdded( element, index );
}
/**
* Returns the first active fax (or creates a new one if necessary)
*
* @return the first active fax
*
* @throws IllegalStateException
*/
@NotNull
public FaxNumber getFirstActiveFax() throws IllegalStateException {
try {
return findFirstActiveChannel( FaxNumber.class );
} catch ( IllegalStateException ignore ) {
}
FaxNumber fax = new FaxNumber( "??", "?????", "?????" );
fax.setActive( true );
addElement( fax );
return fax;
}
@NotNull
public Email getFirstActiveMail() {
try {
return findFirstActiveChannel( Email.class );
} catch ( IllegalStateException ignore ) {
}
Email newChannel = new Email( "?????@????.com" );
newChannel.setActive( true );
addElement( newChannel );
return newChannel;
}
@NotNull
public PhoneNumber getFirstActivePhoneNumber() {
try {
return findFirstActiveChannel( PhoneNumber.class );
} catch ( IllegalStateException ignore ) {
}
PhoneNumber newChannel = new PhoneNumber( "??", "?????", "?????" );
newChannel.setActive( true );
addElement( newChannel );
return newChannel;
}
/**
* Returns the first active fax
*
* @return the first active fax
*
* @throws IllegalStateException if no fax could be found
*/
@NotNull
public <T extends CommunicationChannel> T findFirstActiveChannel( @NotNull Class<T> type ) throws IllegalStateException {
lock.readLock().lock();
try {
for ( CommunicationChannel entry : elements ) {
if ( !entry.isActive() ) {
continue;
}
if ( type.isAssignableFrom( entry.getClass() ) ) {
return type.cast( entry );
}
}
} finally {
lock.readLock().unlock();
}
throw new IllegalStateException( "No active communication channel found with type " + type.getName() );
}
}