Summary: Methods | Inherited Methods | [Expand All]

ProtoUtils

public final class ProtoUtils
extends Object

java.lang.Object
↳	androidx.test.espresso.remote.ProtoUtils

Contains various utility methods to ease use of protos and increased readability in code.

Summary

Public methods
`static String`	`capitalizeFirstChar(String aString)` Capitalizes the first char of a String.
`static <T extends Enum> T`	`checkedGetEnumForProto(int protoEnumIndex, Class<T> enumClass)` Maps an enum proto message type to a internal representation enum type T.
`static List<Field>`	`getFilteredFieldList(Class<?> clazz, List<String> targetFieldNames)` Returns a filtered view of a class's declared `Field` list.

From class


  
    java.lang.Object

String capitalizeFirstChar (String aString)

Capitalizes the first char of a String.

Examples: "espresso" -> "Espresso", "Espresso" -> "Espresso"

Parameters
`aString`	`String`: the String to capitalize

Returns
`String`	capitalized String or original String, if aString was empty

T checkedGetEnumForProto (int protoEnumIndex, 
                Class<T> enumClass)

Maps an enum proto message type to a internal representation enum type T.

Parameters
`protoEnumIndex`	`int`: the proto enum index of the value returned by the unwrapped proto message
`enumClass`	`Class`: the enum class to map against

Returns
`T`	the enum constant for a proto enum index

List<Field> getFilteredFieldList (Class<?> clazz, 
                List<String> targetFieldNames)

Returns a filtered view of a class's declared Field list.

Parameters
`clazz`	`Class`: the class to introspect
`targetFieldNames`	`List`: the field names to filter from a class `Field` list

Returns
`List<Field>`	a filtered list of class `Field`s

Throws
`NoSuchFieldException`	if a field name does not exist in `clazz`