How to use

getGroups

method

in

com.gemstone.gemfire.distributed.internal.membership.InternalDistributedMember

public Set<DistributedMember> getGroupMembers(String group) {
 if (getDistributionManagerId().getGroups().contains(group)) {
  return Collections.singleton((DistributedMember)getDistributionManagerId());
 } else {
  return Collections.emptySet();
 }
}

public Set<DistributedMember> getGroupMembers(String group) {
 if (getDistributionManagerId().getGroups().contains(group)) {
  return Collections.singleton((DistributedMember)getDistributionManagerId());
 } else {
  return Collections.emptySet();
 }
}

public String[] getGroups() {
 List<String> groups = cache.getDistributedSystem().getDistributedMember().getGroups();
 String[] groupsArray = new String[groups.size()];
 groupsArray = groups.toArray(groupsArray);
 return groupsArray;
}

public String[] getGroups() {
 List<String> groups = cache.getDistributedSystem().getDistributedMember().getGroups();
 String[] groupsArray = new String[groups.size()];
 groupsArray = groups.toArray(groupsArray);
 return groupsArray;
}

@Override
public void execute(FunctionContext context) {
 ArrayList<String> args = (ArrayList<String>) context.getArguments();
 if (args.get(0).equals("runtime")) {
  if (args.size() > 1) {
   String group = args.get(1);
   InternalDistributedSystem ds = InternalDistributedSystem.getConnectedInstance();
   if (ds.getDistributedMember().getGroups().contains(group)) {
    throw new NullPointerException();
   }
  } else {
   throw new NullPointerException();
  }
 } else {
  InternalDistributedSystem ds = InternalDistributedSystem.getConnectedInstance();
  if (args.size() > 1) {
   String group = args.get(1);
   if (ds.getDistributedMember().getGroups().contains(group)) {
    ds.disconnect();
   }
  } else {
   ds.disconnect();
  }
 }
 context.getResultSender().lastResult(Boolean.TRUE);
}

assertEquals(bothList, member.getGroups());

/**
 * Tests default settings.
 */
public void testDefaults() {
 Properties config = new Properties();
 config.setProperty(DistributionConfig.MCAST_PORT_NAME, "0"); 
 config.setProperty(DistributionConfig.LOCATORS_NAME, ""); 
 config.setProperty(DistributionConfig.ROLES_NAME, "");
 config.setProperty(DistributionConfig.GROUPS_NAME, "");
 config.setProperty(DistributionConfig.NAME_NAME, "");
 InternalDistributedSystem system = getSystem(config);
 try {
  assertTrue(system.getConfig().getRoles().equals(
    DistributionConfig.DEFAULT_ROLES));
  assertTrue(system.getConfig().getGroups().equals(
    DistributionConfig.DEFAULT_ROLES));
  assertTrue(system.getConfig().getName().equals(
    DistributionConfig.DEFAULT_NAME));
  DM dm = system.getDistributionManager();
  InternalDistributedMember member = dm.getDistributionManagerId();
  
  Set roles = member.getRoles();
  assertEquals(0, roles.size());
  assertEquals("", member.getName());
  assertEquals(Collections.emptyList(), member.getGroups());
 } 
 finally {
  system.disconnect();
 }
}

@Override
public void execute(FunctionContext context) {
 getLogWriter().fine("SWAP:1:executing OnGroupsFunction:"+invocationCount);
 InternalDistributedSystem ds = InternalDistributedSystem.getConnectedInstance();
 invocationCount++;
 ArrayList<String> l = (ArrayList<String>) context.getArguments();
 if (l != null) {
  assertFalse(Collections.disjoint(l, ds.getDistributedMember().getGroups()));
 }
 context.getResultSender().lastResult(Boolean.TRUE);
}

for (Iterator<InternalDistributedMember> iterator = allMembers.iterator(); iterator.hasNext();) {
 InternalDistributedMember member = iterator.next();
 List<String> memberGroups = member.getGroups();
 if (!Collections.disjoint(targetedGroups, memberGroups)) {
  selectedMembers.add(member);

for (Iterator<InternalDistributedMember> iterator = allMembers.iterator(); iterator.hasNext();) {
 InternalDistributedMember member = iterator.next();
 List<String> memberGroups = member.getGroups();
 if (!Collections.disjoint(targetedGroups, memberGroups)) {
  selectedMembers.add(member);