Code example for Queue

Methods: addAllisEmptypoll

0
public abstract class AbstractRecordObjectQueueFactory extends AbstractRecordObjectFactory { 
 
    protected Queue instances;
 
    protected Object getNextInstance() {
        if (instances.isEmpty()) {
            repopulateInstances(); 
        } 
        return instances.poll();
    } 
 
    private void repopulateInstances() { 
        instances.addAll(retrieveNewInstances());
    } 
 
    protected abstract List retrieveNewInstances();
 
    @Override 
    public Object createNewInstance() {
        return getNextInstance(); 
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