MetricDescriptorStrategy (exporter-metrics 0.31.0 API)

```
public interface MetricDescriptorStrategy
```
The strategy for how to handle metric descriptors.

Field Summary

Fields
Modifier and Type	Field	Description
`static MetricDescriptorStrategy`	`ALWAYS_SEND`	A strategy that always sends metric descriptors.
`static MetricDescriptorStrategy`	`NEVER_SEND`	A strategy that never sends metric descriptors and relies on auto-creation.
`static MetricDescriptorStrategy`	`SEND_ONCE`	A strategy that sends descriptors once per classloader instance.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`exportDescriptors(java.lang.Iterable<com.google.api.MetricDescriptor> batchDescriptors, java.util.function.Consumer<com.google.api.MetricDescriptor> export)`	Determines what to do with metric descriptors.

- Field Detail
  - ALWAYS_SEND
```
static final MetricDescriptorStrategy ALWAYS_SEND
```
    A strategy that always sends metric descriptors.
    This means EVERY create timeseries call will include several metric descriptor calls. This is not recommended.
  - NEVER_SEND
```
static final MetricDescriptorStrategy NEVER_SEND
```
    A strategy that never sends metric descriptors and relies on auto-creation.
  - SEND_ONCE
```
static final MetricDescriptorStrategy SEND_ONCE
```
    A strategy that sends descriptors once per classloader instance.
- Method Detail
  - exportDescriptors
```
void exportDescriptors(java.lang.Iterable<com.google.api.MetricDescriptor> batchDescriptors,
                       java.util.function.Consumer<com.google.api.MetricDescriptor> export)
```
    Determines what to do with metric descriptors.
    
    Parameters:
    
    batchDescriptors - The set of metrics being exported in a batch.
    
    export - A consumer that will ensure metric descriptors are registered to cloud monitoring.