diff options
Diffstat (limited to 'ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java')
| -rw-r--r-- | ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java | 217 |
1 files changed, 115 insertions, 102 deletions
diff --git a/ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java b/ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java index 8e55300b1..d2d50a597 100644 --- a/ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java +++ b/ONAP-XACML/src/main/java/org/onap/policy/xacml/std/pap/StdEngine.java @@ -30,6 +30,7 @@ import com.att.research.xacml.util.XACMLProperties; import com.google.common.base.Joiner; import com.google.common.base.Splitter; import com.google.common.collect.Sets; + import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; @@ -48,6 +49,7 @@ import java.util.List; import java.util.Properties; import java.util.Set; import java.util.TreeSet; + import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.onap.policy.common.logging.eelf.MessageCodes; @@ -64,9 +66,13 @@ import org.onap.policy.xacml.api.pap.PAPPolicyEngine; * */ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyEngine { - public static final String pipPropertyFile = "pip.properties"; + public static final String PIP_PROPERTY_FILE = "pip.properties"; - private static final String addGroup = "addGroup "; + private static final String STR_ADDGROUP = "addGroup "; + private static final String STR_CLASS = "StdEngine"; + private static final String STR_APPEND_NAME = ".name"; + private static final String STR_APPEND_DESCRIPTION = ".description"; + private static final String STR_APPEND_PDPS = ".pdps"; private static Log logger = LogFactory.getLog(StdEngine.class); @@ -81,6 +87,12 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE protected final Path repository; protected Set<StdPDPGroup> groups; + /** + * StdEngine constructor. + * + * @throws PAPException PAPException + * @throws IOException IOException + */ public StdEngine() throws PAPException, IOException { // // Get the location in the file system of our repository @@ -92,6 +104,13 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE this.intialize(); } + /** + * StdEngine constructor. + * + * @param properties Properties + * @throws PAPException PAPException + * @throws IOException IOException + */ public StdEngine(Properties properties) throws PAPException, IOException { // // Get the location in the file system of our repository @@ -103,6 +122,13 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE this.intialize(); } + /** + * StdEngine constructor. + * + * @param repository Path + * @throws PAPException PAPException + * @throws IOException IOException + */ public StdEngine(Path repository) throws PAPException, IOException { // // Save our location @@ -121,13 +147,13 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE if (this.repository == null) { throw new PAPException("No repository specified."); } - if (Files.notExists(this.repository)) { + if (! this.repository.toFile().exists()) { Files.createDirectory(repository); } - if (!Files.isDirectory(this.repository)) { + if (! this.repository.toFile().isDirectory()) { throw new PAPException("Repository is NOT a directory: " + this.repository.toAbsolutePath()); } - if (!Files.isWritable(this.repository)) { + if (! this.repository.toFile().canWrite()) { throw new PAPException("Repository is NOT writable: " + this.repository.toAbsolutePath()); } // @@ -155,7 +181,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // this.groups = this.readProperties(this.repository, properties); } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", "Failed to load properties file"); + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to load properties file"); this.groups = new HashSet<>(); } // @@ -188,7 +214,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // // Does it exist? // - if (Files.notExists(defaultPath)) { + if (! defaultPath.toFile().exists()) { // // Create its directory // @@ -205,19 +231,19 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE try (OutputStream os = Files.newOutputStream(policyPath)) { props.store(os, ""); } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to write default policy properties"); } } { Properties props = new Properties(); - props = setPIPProperties(props); + props = setPipProperties(props); Path pipPath = Paths.get(defaultPath.toAbsolutePath().toString(), "xacml.pip.properties"); Files.createFile(pipPath); try (OutputStream os = Files.newOutputStream(pipPath)) { props.store(os, ""); } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to write default pip properties"); } } @@ -225,7 +251,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // // Create the default group // - StdPDPGroup newDefault = new StdPDPGroup(defaultId, true, "default", + StdPDPGroup newDefault = new StdPDPGroup(defaultId, true, PROP_PAP_GROUPS_DEFAULT_NAME, "The default group where new PDP's are put.", defaultPath); // // Add it to our list @@ -244,7 +270,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE properties.store(os, ""); } } catch (IOException e) { - PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "StdEngine", + PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, STR_CLASS, "Failed to save properties with new default group information."); } // @@ -253,7 +279,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE wasDefaultGroupJustAdded = true; return newDefault; } catch (IOException e) { - PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "StdEngine", "Failed to create default group"); + PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, STR_CLASS, "Failed to create default group"); throw new PAPException("Failed to create default group"); } } @@ -282,7 +308,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } @Override - public void newGroup(String name, String description) throws PAPException, NullPointerException { + public void newGroup(String name, String description) throws PAPException { // // Null check // @@ -298,12 +324,10 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } } - // create an Id that can be used as a file name and a properties file key. // Ids must not contain \/:*?"<>|=,; // The ID must also be unique within the current set of PDPGroups. - String id = createNewPDPGroupId(name); - + String id = createNewPdpGroupId(name); // // Construct the directory path @@ -313,7 +337,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // If it exists already // if (Files.exists(groupPath)) { - logger.warn(addGroup + id + " directory exists"); + logger.warn(STR_ADDGROUP + id + " directory exists"); } else { try { // @@ -321,7 +345,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // Files.createDirectory(groupPath); } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", "Failed to create " + groupPath); + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to create " + groupPath); throw new PAPException("Failed to create " + id); } } @@ -330,8 +354,8 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // Path policyProperties = Paths.get(groupPath.toString(), "xacml.policy.properties"); - if (Files.exists(policyProperties)) { - logger.warn(addGroup + id + " file exists"); + if (policyProperties.toFile().exists()) { + logger.warn(STR_ADDGROUP + id + " file exists"); } else { Properties props = new Properties(); props.setProperty(XACMLProperties.PROP_REFERENCEDPOLICIES, ""); @@ -342,7 +366,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE props.store(os, ""); } } catch (IOException e) { - PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "StdEngine", "Failed to create policyProperties"); + PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, STR_CLASS, "Failed to create policyProperties"); throw new PAPException("Failed to create " + id); } } @@ -351,17 +375,17 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // Path pipProperties = Paths.get(groupPath.toString(), "xacml.pip.properties"); Properties props = new Properties(); - if (Files.exists(pipProperties)) { - logger.warn(addGroup + id + " file exists."); + if (pipProperties.toFile().exists()) { + logger.warn(STR_ADDGROUP + id + " file exists."); } else { try { - props = setPIPProperties(props); + props = setPipProperties(props); Files.createFile(pipProperties); try (OutputStream os = Files.newOutputStream(pipProperties)) { props.store(os, ""); } } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", "Failed to create pipProperties"); + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to create pipProperties"); throw new PAPException("Failed to create " + id); } @@ -389,17 +413,15 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } - - /** * Helper to create a new Group ID. Use the Name field to create the Id. The Name is expected to not be null; if it * is then this method throws an exception. The name is supposed to be unique within the current set of groups, so * creating the ID based on the name will create a unique string. * - * @param name - * @return + * @param name String + * @return String */ - private String createNewPDPGroupId(String name) { + private String createNewPdpGroupId(String name) { String id = name; // replace "bad" characters with sequences that will be ok for file names and properties keys. id = id.replace(" ", "_sp_"); @@ -420,7 +442,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE return id; } - @Override public OnapPDP getPDP(String pdpId) throws PAPException { for (OnapPDPGroup group : this.groups) { @@ -433,7 +454,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE return null; } - @Override public void movePDP(OnapPDP pdp, OnapPDPGroup newGroup) throws PAPException { if (newGroup == null) { @@ -471,21 +491,20 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } } - @Override public void updatePDP(OnapPDP pdp) throws PAPException { - PDP currentPDP = this.getPDP(pdp.getId()); - if (currentPDP == null) { + PDP currentPdp = this.getPDP(pdp.getId()); + if (currentPdp == null) { String message = "Unknown PDP id '" + pdp.getId() + "'"; logger.warn(message); throw new PAPException(message); } // the only things that the user can change are name and description - currentPDP.setDescription(pdp.getDescription()); - currentPDP.setName(pdp.getName()); - if (currentPDP instanceof OnapPDP) { - ((OnapPDP) currentPDP).setJmxPort(pdp.getJmxPort()); + currentPdp.setDescription(pdp.getDescription()); + currentPdp.setName(pdp.getName()); + if (currentPdp instanceof OnapPDP) { + ((OnapPDP) currentPdp).setJmxPort(pdp.getJmxPort()); } this.doSave(); } @@ -508,7 +527,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE throw new PAPException(message); } - @Override /** * Should never be called - Detailed status is held on the PDP, not the PAP @@ -531,15 +549,13 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE throw new PAPException("Unknown PDP Group: " + group.getId()); } - @Override - public void copyPolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { + public void copyPolicy(PDPPolicy policy, OnapPDPGroup group, String userId) throws PAPException { // // Currently not used on the PAP side. This is done by ((StdPDPGroup) group).copyPolicyToFile // } - @Override public void removePolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { if (group == null) { @@ -553,7 +569,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE throw new PAPException("Unknown PDP Group: " + group.getId()); } - // // HELPER methods // @@ -578,14 +593,14 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // // Add our Group Object // - StdPDPGroup g = new StdPDPGroup(id.trim(), + StdPDPGroup newGroup = new StdPDPGroup(id.trim(), id.equals(properties.getProperty(PROP_PAP_GROUPS_DEFAULT, PROP_PAP_GROUPS_DEFAULT_NAME)), properties, Paths.get(repository.toString(), id)); // // Add it in // - pdpGroups.add(g); + pdpGroups.add(newGroup); } // // Dump what we got @@ -617,8 +632,8 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE List<String> ids = new ArrayList<>(); for (PDPGroup group : this.groups) { ids.add(group.getId()); - properties.setProperty(group.getId() + ".name", group.getName() == null ? "" : group.getName()); - properties.setProperty(group.getId() + ".description", + properties.setProperty(group.getId() + STR_APPEND_NAME, group.getName() == null ? "" : group.getName()); + properties.setProperty(group.getId() + STR_APPEND_DESCRIPTION, group.getDescription() == null ? "" : group.getDescription()); // // Iterate its PDPs @@ -626,8 +641,8 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE List<String> pdps = new ArrayList<>(); for (PDP pdp : group.getPdps()) { pdps.add(pdp.getId()); - properties.setProperty(pdp.getId() + ".name", pdp.getName() == null ? "" : pdp.getName()); - properties.setProperty(pdp.getId() + ".description", + properties.setProperty(pdp.getId() + STR_APPEND_NAME, pdp.getName() == null ? "" : pdp.getName()); + properties.setProperty(pdp.getId() + STR_APPEND_DESCRIPTION, pdp.getDescription() == null ? "" : pdp.getDescription()); if (pdp instanceof OnapPDP) { properties.setProperty(pdp.getId() + ".jmxport", @@ -643,7 +658,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE if (logger.isDebugEnabled()) { logger.debug("Group " + group.getId() + " PDPS: " + pdpList); } - properties.setProperty(group.getId() + ".pdps", pdpList); + properties.setProperty(group.getId() + STR_APPEND_PDPS, pdpList); } if (ids.isEmpty()) { throw new PAPException("Inconsistency - we have NO groups. We should have at least one."); @@ -674,14 +689,12 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } } - public static void removeGroupProperties(String id, Properties properties) { - for (Object key : properties.keySet()) { - if (key.toString().startsWith(id + ".")) { - properties.remove(key); - } - } - } - + /** + * setGroupProperties. + * + * @param group PDPGroup + * @param properties Properties + */ public static void setGroupProperties(PDPGroup group, Properties properties) { // // make sure its in the list of groups @@ -711,8 +724,8 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // // Set its properties // - properties.setProperty(group.getId() + ".name", group.getName()); - properties.setProperty(group.getId() + ".description", group.getDescription()); + properties.setProperty(group.getId() + STR_APPEND_NAME, group.getName()); + properties.setProperty(group.getId() + STR_APPEND_DESCRIPTION, group.getDescription()); // // Set its PDP list // @@ -727,13 +740,15 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } pdpList = Joiner.on(',').skipNulls().join(ids); } - properties.setProperty(group.getId() + ".pdps", pdpList); + properties.setProperty(group.getId() + STR_APPEND_PDPS, pdpList); } else { - properties.setProperty(group.getId() + ".pdps", ""); + properties.setProperty(group.getId() + STR_APPEND_PDPS, ""); } } - + /** + * changed. + */ public void changed() { if (logger.isDebugEnabled()) { logger.debug("changed"); @@ -742,6 +757,11 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE this.fireChanged(); } + /** + * groupChanged. + * + * @param group OnapPDPGroup + */ public void groupChanged(OnapPDPGroup group) { if (logger.isDebugEnabled()) { logger.debug("groupChanged: " + group); @@ -750,7 +770,11 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE this.firePDPGroupChanged(group); } - + /** + * pdpChanged. + * + * @param pdp OnapPDP + */ public void pdpChanged(OnapPDP pdp) { if (logger.isDebugEnabled()) { logger.debug("pdpChanged: " + pdp); @@ -766,18 +790,18 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // this.saveConfiguration(); } catch (IOException | PAPException e) { - PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "StdEngine", "Failed to save configuration"); + PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, STR_CLASS, "Failed to save configuration"); } } - private Properties setPIPProperties(Properties props) { + private Properties setPipProperties(Properties props) { props.setProperty(XACMLProperties.PROP_PIP_ENGINES, "AAF"); props.setProperty("AAF.name", "AAFEngine"); props.setProperty("AAF.description", "AAFEngine to communicate with AAF to take decisions"); props.setProperty("AAF.classname", "org.onap.policy.xacml.std.pip.engines.aaf.AAFEngine"); // read from PIP properties file. - Path file = Paths.get(pipPropertyFile); - if (!Files.notExists(file)) { + Path file = Paths.get(PIP_PROPERTY_FILE); + if (file.toFile().exists()) { InputStream in; Properties prop = new Properties(); try { @@ -792,7 +816,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE return props; } - @Override public Set<OnapPDPGroup> getOnapPDPGroups() throws PAPException { final Set<OnapPDPGroup> grps = new HashSet<>(); @@ -815,26 +838,26 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE @Override public void setDefaultGroup(OnapPDPGroup group) throws PAPException { boolean changesMade = false; - for (OnapPDPGroup aGroup : groups) { - if (aGroup.getId().equals(group.getId())) { - if (!aGroup.isDefaultGroup()) { - if (aGroup instanceof StdPDPGroup) { - ((StdPDPGroup) aGroup).setDefault(true); + for (OnapPDPGroup theGroup : groups) { + if (theGroup.getId().equals(group.getId())) { + if (!theGroup.isDefaultGroup()) { + if (theGroup instanceof StdPDPGroup) { + ((StdPDPGroup) theGroup).setDefault(true); changesMade = true; } else { throw new IllegalArgumentException( - "Group in groups of unknown type '" + aGroup.getClass().getName() + "'"); + "Group in groups of unknown type '" + theGroup.getClass().getName() + "'"); } } } else { // not the new default group - if (aGroup.isDefaultGroup()) { - if (aGroup instanceof StdPDPGroup) { - ((StdPDPGroup) aGroup).setDefault(false); + if (theGroup.isDefaultGroup()) { + if (theGroup instanceof StdPDPGroup) { + ((StdPDPGroup) theGroup).setDefault(false); changesMade = true; } else { throw new IllegalArgumentException( - "Group in groups of unknown type '" + aGroup.getClass().getName() + "'"); + "Group in groups of unknown type '" + theGroup.getClass().getName() + "'"); } } } @@ -842,14 +865,11 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE if (changesMade) { this.doSave(); } - - return; - } @Override public void newPDP(String id, OnapPDPGroup group, String name, String description, int jmxport) - throws PAPException, NullPointerException { + throws PAPException { if (group == null) { throw new PAPException("You must specify which group the PDP will belong to."); } @@ -868,10 +888,13 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // Save the properties and notify any listeners // pdpChanged(pdp); - return; } } - return; + } + + @Override + public void updateGroup(OnapPDPGroup group, String userName) throws PAPException { + // To pass the userId for PDP Audit log maintenance. } @@ -888,7 +911,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE throw new PAPException("Update found no existing group with id '" + group.getId() + "'"); } - // We do dramatically different things when the Name changes // because the Name is essentially the identity of the group (as the User knows it) so when the Identity changes // we have to change the group ID. @@ -908,7 +930,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE } else { // the name/identity of the group has changed // generate the new id - String newId = createNewPDPGroupId(group.getName()); + String newId = createNewPdpGroupId(group.getName()); // make sure no other group uses the new id for (OnapPDPGroup g : groups) { @@ -929,7 +951,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE throw new PAPException("Unable to rename directory; reason unknown"); } } catch (Exception e) { - PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "StdEngine", "Unable to rename directory"); + PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, STR_CLASS, "Unable to rename directory"); throw new PAPException( "Unable to move directory from '" + oldPath + "' to '" + newPath + "': " + e.getMessage(), e); } @@ -950,11 +972,10 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // perhaps only the group changed, but if the name/id changed it may look to a listener like more than one group changed(); - } @Override - public void removeGroup(OnapPDPGroup group, OnapPDPGroup newGroup) throws PAPException, NullPointerException { + public void removeGroup(OnapPDPGroup group, OnapPDPGroup newGroup) throws PAPException { if (group == null) { throw new NullPointerException(); } @@ -1005,7 +1026,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // // If it exists already // - if (!Files.exists(groupPath)) { + if (! groupPath.toFile().exists()) { logger.warn("removeGroup " + id + " directory does not exist" + groupPath.toString()); } else { try { @@ -1023,7 +1044,7 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // Files.delete(groupPath); } catch (IOException e) { - PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdEngine", "Failed to delete " + groupPath); + PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, STR_CLASS, "Failed to delete " + groupPath); throw new PAPException("Failed to delete " + id); } } @@ -1036,14 +1057,6 @@ public class StdEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyE // changed(); this.doSave(); - return; - - } - - @Override - public void updateGroup(OnapPDPGroup group, String userName) throws PAPException { - // To pass the userId for PDP Audit log maintenance. - } } |