Examples with ScriptContextVariable com.serotonin.m2m2.rt.script.ScriptContextVariable used on opensource projects

Example 16 with ScriptContextVariable

use of com.serotonin.m2m2.rt.script.ScriptContextVariable in project ma-core-public by MangoAutomation.

the class CompiledMangoJavaScript method initialize.

/**
 * Clear the engine scope and initialize it with an expandable context which is filled with the ScriptContextVariables and returned
 *
 * @throws ScriptPermissionsException - permission denied executing a command
 * @throws ScriptError - Execution failure, generally will have line and column number with message
 * @throws DataPointStateException - If a point is not enabled or missing (unless testRun is true, then a dummy point is created)
 */
public Map<String, IDataPointValueSource> initialize(List<ScriptContextVariable> variables) throws ScriptPermissionsException, ScriptError, DataPointStateException {
    Map<String, IDataPointValueSource> context = new HashMap<>();
    if (variables != null) {
        for (ScriptContextVariable variable : variables) {
            DataPointVO dpvo = DataPointDao.getInstance().get(variable.getDataPointId());
            if (dpvo != null) {
                DataPointRT dprt = Common.runtimeManager.getDataPoint(dpvo.getId());
                // So we can test with points disabled
                if (dprt == null) {
                    if (testRun) {
                        if (dpvo.getDefaultCacheSize() == 0) {
                            dpvo.setDefaultCacheSize(1);
                        }
                        // Generate some fake event detectors
                        DataPointWithEventDetectors dp = new DataPointWithEventDetectors(dpvo, new ArrayList<>());
                        DataSourceRT<? extends DataSourceVO> dataSource = DataSourceDao.getInstance().get(dpvo.getDataSourceId()).createDataSourceRT();
                        dprt = new DataPointRT(dp, dpvo.getPointLocator().createRuntime(), dataSource, null, pointValueDao, pointValueCache);
                    } else {
                        throw new DataPointStateException(variable.getDataPointId(), new TranslatableMessage("event.script.contextPointDisabled", variable.getVariableName(), dpvo.getXid()));
                    }
                }
                if (dprt != null)
                    context.put(variable.getVariableName(), dprt);
            } else {
                throw new DataPointStateException(variable.getDataPointId(), new TranslatableMessage("event.script.contextPointMissing", variable.getVariableName(), variable.getDataPointId()));
            }
        }
    }
    this.initialize(context);
    return context;
}