edmiRemoteTestAttrsBN
EdmiError edmiRemoteTestAttrsBN(SdaiServerContext serverContextId, SdaiInstance instanceId, SdaiVersion version, SdaiInteger attributes, SdaiString attributeNames[], SdaiBoolean **valueSet, SdaiInvocationId *edmiInvocationId);
Determines whether one ore more attributes, identified by their names, of a specified instance, identified by its instanceId, are unset or have been assigned values. The attribute names are specified in the input buffer argument <attributeNames>. A buffer with the same number of booleans will be returned in the argument <valueSet>. Any unset attributes will have their corresponding elements in the <valueSet> buffer set to sdaiFALSE. Likewise, if an attribute is set, i.e has been assigned a value, the corresponding <valueSet> buffer element will be set to sdaiTRUE.
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Arguments
Type | Name | Comment |
SdaiServerContext | serverContextId | Context identification, from edmiDefineServerContext |
SdaiInstance | instanceId | A numeric instanceID that uniquely identifies the instance of interest in the remote EDMdatabase |
SdaiVersion | version | The version of the edmModel to apply this function call on. The version argument is a sequence number counting from one by increments of one for each new model version created. A zero version number means the current version of the edmModel. |
SdaiInteger | attributes | The number of attribute names in the <attributeNames> argument. |
SdaiString | attributeNames[] | A buffer containing all the attribute names to be checked. |
SdaiBoolean | valueSet | A variable that will receive a pointer to a buffer of SdaiBoolean elements. Each element describes the set/unset status of the corresponding attribute specified in the <attributeNames> argument. |
SdaiInvocationId | edmiInvocationId | Currently not used. |
Return Value
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Options
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Example
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 EdmiError rstat; SdaiServerContext myContext; SdaiQueryResult qexRes; SdaiInstance *pInst; SdaiInteger index = 0, nHits = 10000; SdaiBoolean isRevolvingDoor; /* Define Remote Server Context */ rstat = edmiDefineServerContext("MyRemoteServerContext", "Johnny", "Supervisor", "cf37ftr", "TCP", "9090", "MyServerHost", NULL, NULL, NULL, NULL, NULL, &myContext); /* Select all doors on first floor */ rstat = edmiRemoteSelectInstances(myContext, "DataRepository", "GeneralHospital", "DOOR", "FLOOR = 1", SUBTYPES | ONLY_INSTANCE_IDS, NULL, NULL, NULL, &index, &nHits, &qexRes, NULL, NULL, NULL, NULL); /* All doors shall open outwards, unless already specified otherwise. Leave revolving doors unchanged */ pInst = qexRes->instanceIds; while (pInst) { rstat = edmiRemoteIsInstanceOfBN(myContext, *pInst, "REVOLVING_DOOR", &isRevolvingDoor, NULL); if (! isRevolvingDoor) { SdaiBoolean *_valSet; SdaiString _attrName = "OPEN_DIRECTION"; rstat = edmiRemoteTestAttrsBN(myContext, *pInst, 0, 1, &_attrName, &_valSet, NULL); if (! _valSet[0]) { rstat = edmiRemotePutAttrsBN(myContext, *pInst, 1, NULL, &_attrName, sdaiENUMERATION, "OPENDIR_OUTWARDS"); } } } . . .
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See also
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