| java.lang.Object | |||
| ↳ | java.lang.Throwable | ||
| ↳ | java.lang.Exception | ||
| ↳ | javax.script.ScriptException | ||
Class Overview
The generic Exception class for the Scripting APIs. Checked
exception types thrown by underlying scripting implementations must be wrapped in instances of
ScriptException. The class has members to store line and column numbers and
filenames if this information is available.
Summary
| Public Constructors | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Creates a
ScriptException with a String to be used in its message. | |||||||||||
Creates a
ScriptException wrapping an Exception thrown by an underlying
interpreter. | |||||||||||
Creates a
ScriptException with message, filename and linenumber to
be used in error messages. | |||||||||||
ScriptException constructor specifying message, filename, line number
and column number. | |||||||||||
| Public Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Get the column number on which an error occurred.
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Get the source of the script causing the error.
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Get the line number on which an error occurred.
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Returns a message containing the String passed to a constructor as well as
line and column numbers and filename if any of these are known.
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[Expand]
Inherited Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
From class
java.lang.Throwable
| |||||||||||
|
From class
java.lang.Object
| |||||||||||
Public Constructors
public ScriptException (String s)
Creates a ScriptException with a String to be used in its message.
Filename, and line and column numbers are unspecified.
Parameters
| s | The String to use in the message. |
|---|
public ScriptException (Exception e)
Creates a ScriptException wrapping an Exception thrown by an underlying
interpreter. Line and column numbers and filename are unspecified.
Parameters
| e | The wrapped Exception.
|
|---|
public ScriptException (String message, String fileName, int lineNumber)
Creates a ScriptException with message, filename and linenumber to
be used in error messages.
Parameters
| message | The string to use in the message |
|---|---|
| fileName | The file or resource name describing the location of a script error
causing the ScriptException to be thrown. |
| lineNumber | A line number describing the location of a script error causing
the ScriptException to be thrown.
|
public ScriptException (String message, String fileName, int lineNumber, int columnNumber)
ScriptException constructor specifying message, filename, line number
and column number.
Parameters
| message | The message. |
|---|---|
| fileName | The filename |
| lineNumber | the line number. |
| columnNumber | the column number. |
Public Methods
public int getColumnNumber ()
Get the column number on which an error occurred.
Returns
- The column number. Returns -1 if a column number is unavailable.
public String getFileName ()
Get the source of the script causing the error.
Returns
- The file name of the script or some other string describing the script source. May return some implementation-defined string such as <unknown> if a description of the source is unavailable.
public int getLineNumber ()
Get the line number on which an error occurred.
Returns
- The line number. Returns -1 if a line number is unavailable.
public String getMessage ()
Returns a message containing the String passed to a constructor as well as line and column numbers and filename if any of these are known.
Returns
- The error message.