gadle shared lib

here is code to execute gradle based shared lib 

cpp

-----

#include

#include

using namespace std;

extern "C" {

JNIEXPORT jstring JNICALL Java_com_seo_Sample1_stringMethod

   (JNIEnv *env, jobject obj, jstring string) {

 const char *name = (*env).GetStringUTFChars(string, NULL);

 char msg[60] = "Hello ";

 jstring result;

 strcat(msg, name);  

 (*env).ReleaseStringUTFChars(string, name);   

 puts(msg);            

 result = (*env).NewStringUTF(msg); 

 return result;        

 } 

}

Java

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/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package com.seo;

/**

 *

 * @author vpilaka

 */

public class Sample1 {

    static{

        System.loadLibrary("hello");

    }

    public native String stringMethod(String name);

    

    public static void main(String[] args) {

        new Sample1().stringMethod("hi");

    }

    

}

build.gradle

-------------

apply plugin: "cpp"

// You don't need to apply the plugin below if you're already using CUnit or GoogleTest support

apply plugin: TestingModelBasePlugin

task myCustomCheck {

    doLast {

        println 'Executing my custom check'

    }

}

model {

    components {

        hello(NativeLibrarySpec) {

            binaries.all {

                // Register our custom check task to all binaries of this component

                checkedBy $.tasks.myCustomCheck

                cppCompiler.args "-I/Library/Java/JavaVirtualMachines/jdk1.8.0_131.jdk/Contents/Home/include", "-I/Library/Java/JavaVirtualMachines/jdk1.8.0_131.jdk/Contents/Home/include/darwin"

            }

        }

    }

}

Command Line

------------------

java -cp src/main/java/ -Djava.library.path=/Users/vpilaka/  com.seo.Sample1