Hybrid PolyLingual Object Model: An Efficient and Seamless Integration of Java and Native Components on the Dalvik Virtual Machine

Algorithm 2

Definitions of HPO classes.

FooBar.java

package com.elastos.hpo.foobar;

import dalvik.annotation.CAR;

@HPOClass(Module = “FooBar”, Class = “CFooBar”)

Class FooBar{

   private String strField = “Hello”;

   native int Foo(int a, int b);

   native String Bar();}

IFoo.java

package com.elastos.hpo.foobar;

import dalvik.annotation.CAR;

@HPOInterface(Module = “FooBar”, Interface = “IFoo”)

class IFoo{

   native int Foo(int a, int b);}

IBar.java

package com.elastos.hpo.foobar;

import dalvik.annotation.CAR;

@HPOInterface(Module = “FooBar”, Interface = “IBar”)

class IBar{

   native String Bar();}