remove subgroup from this group . concode_field_sep ContactGroup parent concode_elem_sep ProtocolProviderServiceIrcImpl provider concode_elem_sep String name concode_elem_sep ArrayList<ContactIrcImpl> contacts concode_elem_sep boolean persistent concode_elem_sep ArrayList<ContactGroupIrcImpl> subgroups concode_field_sep void removeContact concode_elem_sep void addSubGroup concode_elem_sep void setPersistent concode_elem_sep ProtocolProviderServiceIrcImpl getProtocolProvider concode_elem_sep String getPersistentData concode_elem_sep void addContact concode_elem_sep ContactIrcImpl findContact concode_elem_sep int countSubgroups concode_elem_sep ContactIrcImpl getContact concode_elem_sep String getGroupName concode_elem_sep void setGroupName concode_elem_sep int countContacts concode_elem_sep String getUID concode_elem_sep Iterator<ContactGroup> subgroups concode_elem_sep ContactGroup getGroup concode_elem_sep ContactGroup getGroup concode_elem_sep boolean isPersistent concode_elem_sep boolean canContainSubgroups concode_elem_sep boolean isResolved concode_elem_sep Iterator<Contact> contacts concode_elem_sep ContactGroup getParentContactGroup
void function ( final ContactGroupIrcImpl arg0 ) { if ( arg0 == null ) { throw new IllegalArgumentException ( "srini_string" ) ; } this . subgroups . remove ( arg0 ) ; }