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EdmiError edmiRemoteDeleteGroupBN(SdaiServerContext serverContextId,
SdaiString groupName,
SdaiInvocationId *edmiInvocationId);
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Deletes an EDMgroup identified by its name from a remote EDMdatabase
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.
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An EDMgroup may not be deleted as long as an EDMuser is connected to the remote EDMserver
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with this EDMgroup account. Neither may an EDMgroup be deleted if any data in the database have the actual EDMgroup to be deleted as the owner group.
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Only the superuser may use this function.
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Arguments
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| Type | Name | Comment |
| SdaiServerContext | serverContextId | Context identification, from edmiDefineServerContext |
| SdaiString | groupName | The name of the EDMgroup to be deleted. |
| SdaiInvocationId | edmiInvocationId | Currently not used. |
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Return Value
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Options
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Example
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/* Delete the Group 'Guest' and Give all objects owned by 'Guest' to group 'Friend'. */ EdmiError rstat; SdaiServerContext suContext; /* Define Remote Server Context for the superuser */ rstat = edmiDefineServerContext("SuperUserContext", |
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"superuser", NULL, "xfx56kl9", |
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"TCP", "9090", "MyServerHost", |
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NULL, NULL, NULL, NULL, NULL, &suContext); |
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/* Try to delete group 'Guest' */ |
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rstat = edmiRemoteDeleteGroupBN(suContext, "Guest", NULL); |
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if (rstat == edmiE_GROUP_OWNS) { |
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/* 'Guest' may not own objects when deleted. |
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Must locate an object owned by 'Guest'. */ |
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SdaiAggr _instAggr; |
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SdaiModel _instId; |
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SdaiInteger _index, _nInst, _nTot; |
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SdaiUser _guestGroupId, _friendGroupId; |
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/* Get the 'Guest' group Id */ |
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rstat = edmiRemoteGetGroup(suContext, "Guest", &_guestGroupId, NULL); |
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/* Get all edm_models from the ExpressDataManager model */ |
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rstat = edmiRemoteGetEntityExtentBN(suContext, "SystemRepository", |
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"ExpressDataManager", "EDM_MODEL", 0, |
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&_instAggr, &_nInst, &_nTot, NULL); |
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_index = 0; |
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_nInst = 1; |
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_instId = 0; |
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/* Look for models owned by 'Guest' */ |
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rstat = edmiRemoteFindAggrInstances(suContext, _instAggr, |
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"GROUP = _guestGroupId", 1, |
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&_index, &_nInst, &_instId, NULL); |
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if (!_instId) { |
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/* 'Guest' owns no models. Get all edm_repositories |
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from the ExpressDataManager model */ rstat = edmiRemoteGetEntityExtentBN(suContext, "SystemRepository", |
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"ExpressDataManager", "EDM_REPOSITORY", 0, |
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&_instAggr, &_nInst, &_nTot, NULL); |
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_nInst = 1; |
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/* Look for repositories owned by 'Guest' */ |
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rstat = edmiRemoteFindAggrInstances(suContext, _instAggr, |
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"GROUP = _guestGroupId", 1, |
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&_index, &_nInst, &_instId, NULL); |
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if (!_instId) { |
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/* 'Guest' owns no protected objects. Something is wrong. |
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There is nothing more to be owned by 'Guest' !! */ |
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printf("ERROR: Can not find object owned by 'Guest'"); |
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goto err; |
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} } /* Get the 'Friend' group Id */ |
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rstat = edmiRemoteGetGroup(suContext, "Friend", &_friendGroupId, NULL); |
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/* Give all objects owned by 'Guest' to 'Friend' */ |
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rstat = edmiRemoteChangeInstanceOwner(suContext, _instId, |
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_friendGroupId, FOR_ALL_OWNED_INSTANCES, NULL); |
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/* Delete 'Guest' */ |
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rstat = edmiRemoteDeleteGroup(suContext, _guestGroupId, NULL); |
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printf("\n'Guest' was deleted. 'Friend' was given ownership \ |
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to all objects previously owned by 'Guests'"); |
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}
. . . |
See also
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