io.opentelemetry.correlationcontext

Class EntryValue

java.lang.Object

io.opentelemetry.correlationcontext.EntryValue

@Immutable
public abstract class EntryValue
extends Object

A validated entry value.

Validation ensures that the String has a maximum length of MAX_LENGTH and contains only printable ASCII characters.

Since:

0.1.0

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_LENGTH The maximum length for a entry value.

Method Summary

Modifier and Type	Method and Description
abstract String	asString() Returns the entry value as a String.
static EntryValue	create(String value) Constructs an EntryValue from the given string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAX_LENGTH

public static final int MAX_LENGTH

The maximum length for a entry value. The value is 255.

Since:

0.1.0

See Also:

Constant Field Values

Method Detail

create

public static EntryValue create(String value)

Constructs an EntryValue from the given string. The string must meet the following requirements:

1. It cannot be longer than MAX_LENGTH.
2. It can only contain printable ASCII characters.

Parameters:

value - the entry value.

Returns:

an EntryValue from the given string.

Throws:

IllegalArgumentException - if the String is not valid.

Since:

0.1.0

asString

public abstract String asString()

Returns the entry value as a String.

Returns:

the entry value as a String.

Since:

0.1.0