Package org.graalvm.polyglot.io

Class IOAccess

java.lang.Object

org.graalvm.polyglot.io.IOAccess

public final class IOAccess
extends Object

Represents an IO access configuration of a polyglot context. The IO access configuration determines how a guest language can access the host IO. The access to host IO can be disabled, enabled, or virtualized using a custom file system.

Since:

23.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	IOAccess.Builder	Builder to create a custom IO access configuration.

Field Summary

Fields

Modifier and Type	Field	Description
static final IOAccess	ALL	Provides guest language full access to host IO.
static final IOAccess	NONE	Provides guest language no access to IO.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
int	hashCode()
static IOAccess.Builder	newBuilder()	Creates a new builder that allows to create a custom IO access configuration.
static IOAccess.Builder	newBuilder(IOAccess prototype)	Creates a new builder that allows to create a custom IO access configuration based of a preset configuration.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

NONE

public static final IOAccess NONE

Provides guest language no access to IO. Guest language only has read-only access to the language's home files. The NONE is a default value for Contexts created without all access. If you are using this preset, the newly added privileges will default to false for this preset.

Equivalent of using the following builder configuration:

 
 IOAccess.newBuilder().build();
 
 

Since:

23.0

ALL

public static final IOAccess ALL

Provides guest language full access to host IO. Guest language have full access to host file system and host sockets. The ALL is a default value for Contexts created with all access set to true. If you are using this preset, the newly added privileges will default to true for this preset.

Equivalent of using the following builder configuration:

 
 IOAccess.newBuilder()
           .allowHostFileAccess(true)
           .allowHostSocketAccess(true)
           .build();
 
 

Since:

23.0

Method Details

newBuilder

public static IOAccess.Builder newBuilder()

Creates a new builder that allows to create a custom IO access configuration. The builder configuration needs to be completed using the method.

Since:

23.0

newBuilder

public static IOAccess.Builder newBuilder(IOAccess prototype)

Creates a new builder that allows to create a custom IO access configuration based of a preset configuration. The preset configuration is copied and used as a template for the returned builder. The builder configuration needs to be completed using the method.

Since:

23.0

hashCode

public int hashCode()

Overrides:

hashCode in class Object

Since:

23.0

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

Since:

23.0

toString

public String toString()

Overrides:

toString in class Object

Since:

23.0