AbstractScriptEngine JDK 1.6)

public Object eval (Reader reader) throws ScriptException [Specified in ScriptEngine]

eval(Reader) calls the abstract eval(Reader, ScriptContext) passing the value of the context field.

eval(Reader) calls the abstract
eval(Reader, ScriptContext) passing the value of the context
field.
Returns: The return value from eval(Reader, ScriptContext)
Parameters:
- reader - A Reader containing the source of the script.
Throws:
- ScriptException - if an error occurs in script.
- NullPointerException - if any of the parameters is null.

public Object eval (Reader reader, Bindings bindings) throws ScriptException [Specified in ScriptEngine]

eval(Reader, Bindings) calls the abstract eval(Reader, ScriptContext) method, passing it a ScriptContext whose Reader, Writers and Bindings for scopes other that ENGINE_SCOPE are identical to those members of the protected context field.

eval(Reader, Bindings) calls the abstract
eval(Reader, ScriptContext) method, passing it a ScriptContext
whose Reader, Writers and Bindings for scopes other that ENGINE_SCOPE
are identical to those members of the protected context field. The specified
Bindings is used instead of the ENGINE_SCOPE

Bindings of the context field.
Returns: The return value from eval(Reader, ScriptContext)
Parameters:
- reader - A Reader containing the source of the script.
- bindings - A Bindings to use for the ENGINE_SCOPE while the script executes.
Throws:
- ScriptException - if an error occurs in script.
- NullPointerException - if any of the parameters is null.

public Object eval (String script) throws ScriptException [Specified in ScriptEngine]

Same as eval(Reader) except that the abstract eval(String, ScriptContext) is used.

Same as eval(Reader) except that the abstract
eval(String, ScriptContext) is used.
Returns: The return value from eval(String, ScriptContext)
Parameters:
- script - A String containing the source of the script.
Throws:
- ScriptException - if an error occurrs in script.
- NullPointerException - if any of the parameters is null.

public Object eval (String script, Bindings bindings) throws ScriptException [Specified in ScriptEngine]

Same as eval(Reader, Bindings) except that the abstract eval(String, ScriptContext) is used.

Same as eval(Reader, Bindings) except that the abstract
eval(String, ScriptContext) is used.
Returns: The return value from eval(String, ScriptContext)
Parameters:
- script - A String containing the source of the script.
- bindings - A Bindings to use as the ENGINE_SCOPE while the script executes.
Throws:
- ScriptException - if an error occurs in script.
- NullPointerException - if any of the parameters is null.

public Object get (String key) [Specified in ScriptEngine]

Gets the value for the specified key in the ENGINE_SCOPE of the protected context field.

Gets the value for the specified key in the ENGINE_SCOPE of the
protected context field.
Returns: The value for the specified key.
Throws:
- NullPointerException - if key is null.
- IllegalArgumentException - if key is empty.

public Bindings getBindings (int scope) [Specified in ScriptEngine]

Returns the Bindings with the specified scope value in the protected context field.

Returns the Bindings with the specified scope value in
the protected context field.
Returns: The corresponding Bindings.
Parameters:
- scope - The specified scope
Throws:
- IllegalArgumentException - if the value of scope is invalid for the type the protected context field.

public ScriptContext getContext () [Specified in ScriptEngine]

Returns the value of the protected context field.

Returns the value of the protected context field.
Returns: The value of the protected context field.

protected ScriptContext getScriptContext (Bindings nn)

Returns a SimpleScriptContext.

Returns a SimpleScriptContext. The SimpleScriptContext:

Uses the specified Bindings for its ENGINE_SCOPE

Uses the Bindings returned by the abstract getGlobalScope
method as its GLOBAL_SCOPE

Uses the Reader and Writer in the default ScriptContext of this
ScriptEngine

A SimpleScriptContext returned by this method is used to implement eval methods
using the abstract eval(Reader,Bindings) and eval(String,Bindings)
versions.
Returns: The SimpleScriptContext
Parameters:
- nn - Bindings to use for the ENGINE_SCOPE

public void put (String key, Object value) [Specified in ScriptEngine]

Sets the specified value with the specified key in the ENGINE_SCOPE Bindings of the protected context field.

Sets the specified value with the specified key in the ENGINE_SCOPE
Bindings of the protected context field.
Parameters:
- key - The specified key.
- value - The specified value.
Throws:
- NullPointerException - if key is null.
- IllegalArgumentException - if key is empty.

public void setBindings (Bindings bindings, int scope) [Specified in ScriptEngine]

Sets the Bindings with the corresponding scope value in the context field.

Sets the Bindings with the corresponding scope value in the
context field.
Parameters:
- bindings - The specified Bindings.
- scope - The specified scope.
Throws:
- IllegalArgumentException - if the value of scope is invalid for the type the context field.
- NullPointerException - if the bindings is null and the scope is ScriptContext.ENGINE_SCOPE

public void setContext (ScriptContext ctxt) [Specified in ScriptEngine]

Sets the value of the protected context field to the specified ScriptContext.

Sets the value of the protected context field to the specified
ScriptContext.
Parameters:
- ctxt - The specified ScriptContext.
Throws:
- NullPointerException - if ctxt is null.