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Implement Closeable for ClassWorld #72

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Nov 11, 2022
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46 changes: 34 additions & 12 deletions src/main/java/org/codehaus/plexus/classworlds/ClassWorld.java
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@
* limitations under the License.
*/

import java.io.Closeable;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
Expand All @@ -35,7 +36,7 @@
*
* @author <a href="mailto:bob@eng.werken.com">bob mcwhirter</a>
*/
public class ClassWorld
public class ClassWorld implements Closeable
{
private Map<String, ClassRealm> realms;

Expand Down Expand Up @@ -127,24 +128,45 @@ public synchronized ClassRealm newRealm( String id, ClassLoader classLoader, Pre
return realm;
}

/**
* Closes all contained class realms.
* @since 2.7.0
*/
@Override
public synchronized void close()
throws IOException
{
realms.values().stream().forEach( this::disposeRealm );
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realms.clear();
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}

public synchronized void disposeRealm( String id )
throws NoSuchRealmException
{
ClassRealm realm = realms.remove( id );

if ( realm != null )
{
try
{
realm.close();
}
catch ( IOException ignore )
{
}
for ( ClassWorldListener listener : listeners )
{
listener.realmDisposed( realm );
}
disposeRealm( realm );
}
else
{
throw new NoSuchRealmException( this, id );
}
}

private void disposeRealm( ClassRealm realm )
{
try
{
realm.close();
}
catch ( IOException ignore )
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{
}
for ( ClassWorldListener listener : listeners )
{
listener.realmDisposed( realm );
}
}

Expand Down