rJava v0.4-12


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