Fixed part of NAR-87

.gitignore

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+target
+

pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.maven.archetypes</groupId>
+  <artifactId>maven-archetype-nar-jni</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <name>Archetype - maven-archetype-nar-jni</name>
+  <url>http://maven.apache.org</url>
+
+  <build>
+    <defaultGoal>install</defaultGoal>
+  </build>
+</project>

src/main/resources/META-INF/maven/archetype.xml

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+<archetype>
+  <id>maven-archetype-nar-jni</id>
+  <resources>
+    <resource>src/main/c/NativeApp.c</resource>
+  </resources>
+  <sources>
+    <source>src/main/java/NativeApp.java</source>
+  </sources>
+  <testSources>
+    <source>src/test/java/NativeAppTest.java</source>
+  </testSources>
+</archetype>

src/main/resources/archetype-resources/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>${groupId}</groupId>
+  <artifactId>${artifactId}</artifactId>
+  <packaging>nar</packaging>
+  <version>${version}</version>
+
+  <name>Maven NAR JNI Project</name>
+
+  <properties>
+    <skipTests>true</skipTests>
+  </properties>  
+
+  <build>
+    <defaultGoal>integration-test</defaultGoal>
+    <plugins>
+      <plugin>
+        <artifactId>maven-nar-plugin</artifactId>
+        <extensions>true</extensions>
+        <configuration>
+          <libraries>
+            <library>
+              <type>jni</type>
+              <narSystemPackage>${groupId}</narSystemPackage>
+            </library>
+          </libraries>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>3.8.1</version>
+    </dependency>
+  </dependencies>
+</project>

src/main/resources/archetype-resources/src/main/c/NativeApp.c

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+#set($foo = "hello?") 
+#set($fr = "._") 
+#set($a = $fr.charAt(0)) 
+#set($b = $fr.charAt(1)) 
+
+\#include <stdio.h>
+\#include "${groupId.replace($a, $b)}_NativeApp.h"
+
+JNIEXPORT jstring JNICALL Java_${groupId.replace($a, $b)}_NativeApp_sayHello( JNIEnv *env, jobject obj ) {
+	jstring value;           /* the return value */
+
+	char buf[40];            /* working buffer (really only need 20 ) */
+
+	sprintf ( buf, "%s", "Hello NAR World!" );
+
+	value = (*env)->NewStringUTF( env, buf );
+
+	return value;
+}
+

src/main/resources/archetype-resources/src/main/java/NativeApp.java

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+package ${groupId};
+
+public class NativeApp
+{
+    static
+    {
+        NarSystem.loadLibrary();
+    }
+
+    public final native String sayHello();
+
+    public static void main( String[] args )
+    {
+        NativeApp app = new NativeApp();
+        System.out.println( app.sayHello() );
+    }
+}

src/main/resources/archetype-resources/src/test/java/NativeAppTest.java

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+package ${groupId};
+
+import ${groupId}.NativeApp;
+
+import junit.framework.Assert;
+import junit.framework.TestCase;
+
+public class NativeAppTest extends TestCase
+{
+    public final void testNativeApp()
+        throws Exception
+    {
+        NativeApp app = new NativeApp();
+        Assert.assertEquals( "Hello NAR World!", app.sayHello() );
+    }
+}