Return the item ids that have been expanded.
<p>
Note - Only used for when the tree is in LAZY mode
</p>

@return the previously expanded item ids
545051
protected Set<String> getPrevExpandedRows() {
		Set<String> prev = getComponentModel().prevExpandedRows;
		if (prev == null) {
			return Collections.emptySet();
		} else {
			return Collections.unmodifiableSet(prev);
		}
	}
394691
public List<CmsListItem> getCurrentPageItems() {

        if (getSize() == 0) {
            return Collections.emptyList();
        }
        if (m_metadata.isSelfManaged()) {
            return getContent();
        }
        return Collections.unmodifiableList(getContent().subList(displayedFrom() - 1, displayedTo()));
    }
294720
public function get_child_ids() {
        $childids = array();
        foreach ($this->items as $child) {
           $childids[] = $child->id;
        }
        return $childids;
    }
86156
public Set<String> leafRevisionIds() {
        Set<String> res = new HashSet<String>();
        for(DocumentRevisionNode obj : leafs()) {
            res.add(obj.getData().getRevision());
        }
        return res;
    }
1215044
public java.util.List<String> getCloneAppIds() {
        if (cloneAppIds == null) {
            cloneAppIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return cloneAppIds;
    }
683505
public List<K> getSavedIds() {
        if (dbObjects.length > 0 && dbObjects[0] instanceof JacksonDBObject) {
            throw new UnsupportedOperationException("Generated _id retrieval not supported when using stream serialization");
        }

        List<K> ids = new ArrayList<K>();
        for (int i = 0; i < dbObjects.length; i++) {
            ids.add((K) jacksonDBCollection.convertFromDbId(dbObjects[i].get("_id")));
        }

        return ids;
    }
277983
def get_item_ids(self):
        """"""
        if self.has_item_ids():
            return IdList(self.my_osid_object._my_map['itemIds'],
                          runtime=self.my_osid_object._runtime,
                          proxy=self.my_osid_object._proxy)
        raise IllegalState()
1347647
public List<T> getMore() {

        assert m_itemIndex < m_items.size();
        List<T> result = new ArrayList<T>();
        int totalSize = 0;
        while ((m_itemIndex < m_items.size()) && (totalSize < m_batchSize)) {
            T item = m_items.get(m_itemIndex);
            result.add(item);
            m_itemIndex += 1;
            totalSize += item.getSize();
        }
        return result;
    }
1030605
public List<CmsListItem> getSelectedItems() {

        Iterator<String> it = CmsStringUtil.splitAsList(
            getParamSelItems(),
            CmsHtmlList.ITEM_SEPARATOR,
            true).iterator();
        List<CmsListItem> items = new ArrayList<CmsListItem>();
        while (it.hasNext()) {
            String id = it.next();
            items.add(getList().getItem(id));
        }
        return items;
    }
909492
public java.util.List<String> getAddSubnetIds() {
        if (addSubnetIds == null) {
            addSubnetIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return addSubnetIds;
    }
1063313
public List<Option> getSelectedItems() {
        final List<Option> items = new ArrayList<>(0);
        for (Entry<OptionElement, Option> entry : itemMap.entrySet()) {
            Option opt = entry.getValue();
            if (opt.isSelected())
                items.add(opt);
        }
        return items;
    }
63318
public java.util.List<String> getTargetIds() {
        if (targetIds == null) {
            targetIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return targetIds;
    }
999732
public java.util.List<String> getZoneIds() {
        if (zoneIds == null) {
            zoneIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return zoneIds;
    }
439052
public java.util.List<String> getObjectIds() {
        if (objectIds == null) {
            objectIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return objectIds;
    }
1050583
public java.util.List<String> getServiceIds() {
        if (serviceIds == null) {
            serviceIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return serviceIds;
    }
1200484
public Set<String> getGeneratedIds() {
		synchronized(lock) {
			if(generatedIds == null) return Collections.emptySet();
			if(frozen) return generatedIds;
			return AoCollections.unmodifiableCopySet(generatedIds);
		}
	}
1054511
public String getItems() {
        final StringBuilder sb = new StringBuilder();
        boolean first = true;
        for (final WaveItem<?> waveItem : items()) {
            if (first) {
                first = false;
            } else {
                sb.append(", ");
            }
            String fullName = waveItem.type() instanceof ParameterizedType ? ((ParameterizedType) waveItem.type()).toString()
                    : ((Class<?>) waveItem.type()).getName();
            sb.append(fullName).append(" ");

            fullName = fullName.replaceAll("[<>]", "");
            if (waveItem.name() == null || waveItem.name().isEmpty()) {
                sb.append(ObjectUtility.lowerFirstChar(fullName.substring(fullName.lastIndexOf('.') + 1)));
            } else {
                sb.append(waveItem.name());
            }
        }
        return sb.toString();
    }