rJava v0.4-9


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by Simon Urbanek

Low-level R to Java interface

Low-level interface to Java VM very much like .C/.Call and friends. Allows creation of objects, calling methods and accessing fields.

Functions in rJava

Name Description
jcast Cast a Java object to another class
jnull Java null object reference
jcheck Check JVM for pending expections and clear them
JavaAccess Field/method operator for Java objects
jnew Create a Java object
jcall Call a Java method
jarray Java array handling functions
jsimplify Converts Java object to a simple scalar if possible
jfloat-class Classes "jfloat", "jlong", "jbyte" and "jchar" specify Java native types that are not native in R
show Show a Java Object Reference
jarrayRef-class Class "jarrayRef" Reference to an array Java object
jfloat Wrap numeric vector as flat Java parameter
jequals Comparing Java References
jreflection Simple helper functions for Java reflection
jfiled Obtains the value of a field
jobjRef-class Class "jobjRef" - Reference to a Java object
jinit Initialize Java VM
jcastToArray Ensures that a given object is an array reference
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