| package org.onosproject.net.resource; |
| |
| import java.util.Collection; |
| import java.util.Set; |
| |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.store.Store; |
| |
| import com.google.common.collect.Multimap; |
| |
| /** |
| * Manages inventory of label; not intended for direct use. |
| * |
| */ |
| public interface LabelResourceStore |
| extends Store<LabelResourceEvent, LabelResourceDelegate> { |
| |
| /** |
| * Creates a label resource of some device id from begin label to end label. |
| * |
| * @param deviceId device identifier |
| * @param beginLabel represents for the first label id in the range of label |
| * pool |
| * @param endLabel represents for the last label id in the range of label |
| * pool |
| * @return success or fail |
| */ |
| boolean createDevicePool(DeviceId deviceId, LabelResourceId beginLabel, |
| LabelResourceId endLabel); |
| |
| /** |
| * Creates the global label resource pool. |
| * |
| * @param beginLabel represents for the first label id in the range of label |
| * pool |
| * @param endLabel represents for the last label id in the range of label |
| * pool |
| * @return success or fail |
| */ |
| boolean createGlobalPool(LabelResourceId beginLabel, |
| LabelResourceId endLabel); |
| |
| /** |
| * Destroys a label resource pool of a specific device id. |
| * |
| * @param deviceId device identifier |
| * @return success or fail |
| */ |
| boolean destroyDevicePool(DeviceId deviceId); |
| |
| /** |
| * Destroys a the global label resource pool. |
| * |
| * @return success or fail |
| */ |
| boolean destroyGlobalPool(); |
| |
| /** |
| * Returns labels from resource pool by a specific device id. |
| * |
| * @param deviceId device identifier |
| * @param applyNum the applying number |
| * @return collection of applying labels |
| */ |
| Collection<LabelResource> applyFromDevicePool(DeviceId deviceId, |
| long applyNum); |
| |
| /** |
| * Returns labels from the global label resource pool. |
| * |
| * @param applyNum apply the number of labels |
| * @return collection of labels |
| */ |
| Collection<LabelResource> applyFromGlobalPool(long applyNum); |
| |
| /** |
| * Releases unused labels to device pools . |
| * |
| * @param release the collection of releasing labels |
| * @return success or fail |
| */ |
| boolean releaseToDevicePool(Multimap<DeviceId, LabelResource> release); |
| |
| /** |
| * Releases unused labels to the global resource pool. |
| * |
| * @param release release the collection of releasing labels |
| * @return success or fail |
| */ |
| boolean releaseToGlobalPool(Set<LabelResourceId> release); |
| |
| /** |
| * Judges if the pool of a specific device id is full. |
| * |
| * @param deviceId device identifier |
| * @return yes or no |
| */ |
| boolean isDevicePoolFull(DeviceId deviceId); |
| |
| /** |
| * Judges if the global resource pool is full. |
| * |
| * @return yes or no |
| */ |
| boolean isGlobalPoolFull(); |
| |
| /** |
| * Returns the unused label number of a label resource pool by a specific device |
| * id. |
| * |
| * @param deviceId device identifier |
| * @return number of unused labels |
| */ |
| long getFreeNumOfDevicePool(DeviceId deviceId); |
| |
| /** |
| * Returns the unused number of a global label resource pool. |
| * |
| * @return number of unused labels |
| */ |
| long getFreeNumOfGlobalPool(); |
| |
| /** |
| * Returns the label resource pool by a specific device id. |
| * |
| * @param deviceId device identifier |
| * @return the device label resource pool |
| */ |
| LabelResourcePool getDeviceLabelResourcePool(DeviceId deviceId); |
| |
| /** |
| * Returns the global label resource pool. |
| * |
| * @return the global label resource pool |
| */ |
| LabelResourcePool getGlobalLabelResourcePool(); |
| } |