/// <summary>
/// Get a single live value
/// </summary>
/// <param name="variable">The variable to read</param>
///<typeparam name="T">The expected type of the variable</typeparam>
/// <returns>The value of that variable</returns>
/// <remarks>Will throw if the variable does not exist</remarks>
public T GetValue <T>(ResourceReference variable)
{
string deployPath = DeployPath.GetDeployPath(variable);
var value = GetValue(variable);
if (value == null)
{
throw new ApplicationException(
string.Format("Cannot read variable '{0}', on deploy path '{1}'", variable, deployPath));
}
T retVal;
try
{
retVal = (T)value;
}
catch (Exception)
{
throw new ApplicationException(
string.Format("Deploy path '{0}' type incorrect, must be {1}, is {2}.", deployPath, typeof(T).Name, value.GetType().Name));
}
return(retVal);
}
/// <summary>
/// Get live data values
/// </summary>
/// <param name="variables">Names of the variables to read</param>
/// <returns>The current values of those variables, keyed by name.</returns>
public IDictionary <string, object> GetValues(IEnumerable <ResourceReference> variables)
{
var namesArray = variables.Select(v => DeployPath.GetDeployPath(v)).ToArray();
var values = ProvideValues.GetValues(namesArray);
var dictionary = new Dictionary <string, object>();
for (int index = 0; index < values.Length; index++)
{
dictionary[namesArray[index]] = values[index];
}
return(dictionary);
}
///<summary>
/// Set a live varible value
///</summary>
///<param name="variable">The variable to write</param>
///<param name="value">The value to set the variable to</param>
public void SetValue(ResourceReference variable, object value)
{
ProvideValues.SetValue(DeployPath.GetDeployPath(variable), value);
}
/// <summary>
/// Get a single live value
/// </summary>
/// <param name="variable">The variable to read</param>
/// <returns>The value of that variable</returns>
/// <remarks>Will return null if the variable does not exist</remarks>
public object GetValue(ResourceReference variable)
{
return(ProvideValues.GetValue(DeployPath.GetDeployPath(variable)));
}