public PVStructure createRequest() {
PVDataCreate dataCreate = PVDataFactory.getPVDataCreate();
PVStructure request = dataCreate.createPVStructure(requestType);
PVString commandField = request.getStringField("command");
commandField.put(commandName);
return request;
}
public static HelloPutGetRecord create(String recordName) {
StandardField standardField = StandardFieldFactory.getStandardField();
FieldCreate fieldCreate = FieldFactory.getFieldCreate();
PVDataCreate pvDataCreate = PVDataFactory.getPVDataCreate();
Structure topStructure =
fieldCreate
.createFieldBuilder()
.add("timeStamp", standardField.timeStamp())
.addNestedStructure("argument")
.add("value", ScalarType.pvString)
.endNested()
.addNestedStructure("result")
.add("value", ScalarType.pvString)
.endNested()
.createStructure();
PVStructure pvStructure = pvDataCreate.createPVStructure(topStructure);
HelloPutGetRecord pvRecord = new HelloPutGetRecord(recordName, pvStructure);
if (!pvRecord.init()) return null;
return pvRecord;
}
/** Initialize data stuctures. */
private void initialize() {
FieldCreate fieldCreate = PVFactory.getFieldCreate();
PVDataCreate pvDataCreate = PVFactory.getPVDataCreate();
// TODO hierarchy can be used...
String[] fieldNames =
new String[] {
"connections",
"allocatedMemory",
"freeMemory",
"threads",
"deadlocks",
"averageSystemLoad"
};
Field[] fields = new Field[6];
fields[0] = fieldCreate.createScalar(ScalarType.pvInt);
fields[1] = fieldCreate.createScalar(ScalarType.pvLong);
fields[2] = fieldCreate.createScalar(ScalarType.pvLong);
fields[3] = fieldCreate.createScalar(ScalarType.pvInt);
fields[4] = fieldCreate.createScalar(ScalarType.pvInt);
fields[5] = fieldCreate.createScalar(ScalarType.pvDouble);
status = pvDataCreate.createPVStructure(fieldCreate.createStructure(fieldNames, fields));
}