Struct ejni::System

pub struct System<'a> { /* private fields */ }

Wrapper around java.lang.System

Implementations

impl<'a> System<'a>

pub fn new(env: &'a JNIEnv<'a>) -> Self

Create a new System abstraction

pub fn clear_property<S: AsRef<str>>(&self, key: S) -> Result<Option<String>>

Removes the system property indicated by the specified key.

pub fn current_time_millis(&self) -> Result<i64>

Returns the current time in milliseconds.

pub fn exit(&self, status: i32) -> Result<()>

Terminates the currently running Java Virtual Machine.

pub fn gc(&self) -> Result<()>

Runs the garbage collector.

pub fn get_env(&self) -> Result<Map<'a>>

Returns an unmodifiable string map view of the current system environment.

pub fn get_env_with_name<S: AsRef<str>>(
    &self,
    name: S
) -> Result<Option<String>>

Gets the value of the specified environment variable.

pub fn get_property<S: AsRef<str>>(&self, key: S) -> Result<Option<String>>

Gets the system property indicated by the specified key.

pub fn line_separator(&self) -> Result<String>

Returns the system-dependent line separator string.

pub fn load<S: AsRef<str>>(&self, filename: S) -> Result<()>

Loads a code file with the specified filename from the local file system as a dynamic library.

pub fn load_library<S: AsRef<str>>(&self, libname: S) -> Result<()>

Loads the system library specified by the libname argument.

pub fn nano_time(&self) -> Result<i64>

Returns the current value of the running Java Virtual Machine’s high-resolution time source, in nanoseconds.

pub fn run_finalization(&self) -> Result<()>

Runs the finalization methods of any objects pending finalization.

pub fn set_property<A: AsRef<str>, B: AsRef<str>>(
    &self,
    key: A,
    value: B
) -> Result<Option<String>>

Sets the system property indicated by the specified key.