InternalMetadata.TrustedAsciiMarshaller

Enclosing class:

InternalMetadata
```
@Internal
public static interface InternalMetadata.TrustedAsciiMarshaller<T>
```
A specialized plain ASCII marshaller. Both input and output are assumed to be valid header ASCII.
Extended here to break the dependency.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`T`	`parseAsciiString(byte[] serialized)`	Parse a serialized metadata value from an ASCII string.
`byte[]`	`toAsciiString(T value)`	Serialize a metadata value to a ASCII string that contains only the characters listed in the class comment of `Metadata.AsciiMarshaller`.

- Method Detail
  - toAsciiString
```
byte[] toAsciiString(T value)
```
    Serialize a metadata value to a ASCII string that contains only the characters listed in the class comment of Metadata.AsciiMarshaller. Otherwise the output may be considered invalid and discarded by the transport, or the call may fail.
    
    Parameters:
    
    value - to serialize
    
    Returns:
    
    serialized version of value, or null if value cannot be transmitted.
  - parseAsciiString
```
T parseAsciiString(byte[] serialized)
```
    Parse a serialized metadata value from an ASCII string.
    
    Parameters:
    
    serialized - value of metadata to parse
    
    Returns:
    
    a parsed instance of type T