Numbers (helper 4.2.0 API)

```
public final class Numbers
extends Object
```
Utility methods for parsing Numbers, Integers, Longs, Floats and Doubles from Strings.

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static Optional<Number>`	`parse(String s)`
`static Byte`	`parseByteNullable(String s)`
`static Optional<Byte>`	`parseByteOpt(String s)`
`static OptionalDouble`	`parseDouble(String s)`
`static Double`	`parseDoubleNullable(String s)`
`static Optional<Double>`	`parseDoubleOpt(String s)`
`static OptionalDouble`	`parseFloat(String s)`
`static Float`	`parseFloatNullable(String s)`
`static Optional<Float>`	`parseFloatOpt(String s)`
`static OptionalInt`	`parseInteger(String s)`
`static Integer`	`parseIntegerNullable(String s)`
`static Optional<Integer>`	`parseIntegerOpt(String s)`
`static OptionalLong`	`parseLong(String s)`
`static Long`	`parseLongNullable(String s)`
`static Optional<Long>`	`parseLongOpt(String s)`
`static Number`	`parseNullable(String s)`

@Nullable
public static Number parseNullable(@Nonnull
                                              String s)

@Nonnull
public static Optional<Number> parse(@Nonnull
                                               String s)

@Nullable
public static Integer parseIntegerNullable(@Nonnull
                                                      String s)

@Nonnull
public static Optional<Integer> parseIntegerOpt(@Nonnull
                                                          String s)

@Nonnull
public static OptionalInt parseInteger(@Nonnull
                                                 String s)

@Nullable
public static Long parseLongNullable(@Nonnull
                                                String s)

@Nonnull
public static Optional<Long> parseLongOpt(@Nonnull
                                                    String s)

@Nonnull
public static OptionalLong parseLong(@Nonnull
                                               String s)

@Nullable
public static Float parseFloatNullable(@Nonnull
                                                  String s)

@Nonnull
public static Optional<Float> parseFloatOpt(@Nonnull
                                                      String s)

@Nonnull
public static OptionalDouble parseFloat(@Nonnull
                                                  String s)

@Nullable
public static Double parseDoubleNullable(@Nonnull
                                                    String s)

@Nonnull
public static Optional<Double> parseDoubleOpt(@Nonnull
                                                        String s)

@Nonnull
public static OptionalDouble parseDouble(@Nonnull
                                                   String s)

@Nullable
public static Byte parseByteNullable(@Nonnull
                                                String s)

@Nonnull
public static Optional<Byte> parseByteOpt(@Nonnull
                                                    String s)

Class Numbers