Module jdk.jshell

Package jdk.jshell

Class Diag

java.lang.Object

jdk.jshell.Diag

public abstract class Diag
extends Object

Diagnostic information for a Snippet.

Since:

9

See Also:

• JShell.diagnostics(jdk.jshell.Snippet)

Field Summary

Fields

Modifier and Type	Field	Description
static final long	NOPOS	Used to signal that no position is available.

Method Summary

Modifier and Type	Method	Description
abstract String	getCode()	Returns a diagnostic code indicating the type of diagnostic.
abstract long	getEndPosition()	Returns the character offset from the beginning of the file associated with this diagnostic that indicates the end of the problem.
abstract String	getMessage(Locale locale)	Returns a localized message for the given locale.
abstract long	getPosition()	Returns a character offset from the beginning of the source object associated with this diagnostic that indicates the location of the problem.
abstract long	getStartPosition()	Returns the character offset from the beginning of the file associated with this diagnostic that indicates the start of the problem.
abstract boolean	isError()	Indicates whether this diagnostic is an error (as opposed to a warning or note).

Methods declared in class java.lang.Object

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

Field Details

NOPOS

public static final long NOPOS

Used to signal that no position is available.

See Also:

• Constant Field Values

Method Details

isError

public abstract boolean isError()

Indicates whether this diagnostic is an error (as opposed to a warning or note).

Returns:

true if this diagnostic is an error; otherwise false

getPosition

public abstract long getPosition()

Returns a character offset from the beginning of the source object associated with this diagnostic that indicates the location of the problem. In addition, the following must be true:

getStartPostion() <= getPosition()

getPosition() <= getEndPosition()

Returns:

character offset from beginning of source; NOPOS if the position is not available.

getStartPosition

public abstract long getStartPosition()

Returns the character offset from the beginning of the file associated with this diagnostic that indicates the start of the problem.

Returns:

offset from beginning of file; NOPOS if and only if getPosition() returns NOPOS

getEndPosition

public abstract long getEndPosition()

Returns the character offset from the beginning of the file associated with this diagnostic that indicates the end of the problem.

Returns:

offset from beginning of file; NOPOS if and only if getPosition() returns NOPOS

getCode

public abstract String getCode()

Returns a diagnostic code indicating the type of diagnostic. The code is implementation-dependent and might be null.

Returns:

a diagnostic code

getMessage

public abstract String getMessage(Locale locale)

Returns a localized message for the given locale. The actual message is implementation-dependent. If the locale is null use the default locale.

Parameters:

locale - a locale; might be null

Returns:

a localized message