build: Add gradle build system and upgrade to use jndn version 0.9

Change-Id: I5e8c355dd3ad1e87d2ac06ec78dcf8fa66b9bc08
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..1aadacf
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,122 @@
+buildscript {
+  repositories {
+    jcenter()
+    mavenCentral()
+  }
+}
+
+apply plugin: 'java'
+apply plugin: 'maven'
+apply plugin: 'signing'
+
+group = 'com.intel.jndn.mock'
+version = '1.0.1-SNAPSHOT'
+
+sourceCompatibility = JavaVersion.VERSION_1_7
+targetCompatibility = JavaVersion.VERSION_1_7
+compileJava.options.encoding = 'UTF-8'
+
+repositories {
+  jcenter()
+  mavenLocal()
+  mavenCentral()
+}
+
+dependencies {
+  compile 'net.named-data:jndn:0.9'
+  testCompile 'junit:junit:4.12'
+}
+
+task javadocJar(type: Jar) {
+  classifier = 'javadoc'
+  from javadoc
+}
+
+task sourcesJar(type: Jar) {
+  classifier = 'sources'
+  from sourceSets.main.allSource
+}
+
+tasks.withType(Test) {
+  reports.html.destination = file("${reporting.baseDir}/${name}")
+  testLogging {
+    events "passed", "skipped", "failed"
+    showStandardStreams = true
+    exceptionFormat = "full"
+  }
+  outputs.upToDateWhen { false }
+}
+
+if (JavaVersion.current().isJava8Compatible()) {
+  allprojects {
+    tasks.withType(Javadoc) {
+      options.addStringOption('Xdoclint:none', '-quiet')
+    }
+  }
+}
+
+artifacts {
+  archives javadocJar, sourcesJar
+}
+
+signing {
+  required { gradle.taskGraph.hasTask("uploadArchives") }
+  sign configurations.archives
+}
+
+uploadArchives {
+  repositories {
+    mavenDeployer {
+      beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+
+      repository(url: "https://oss.sonatype.org/service/local/staging/deploy/maven2/") {
+        try {
+          authentication(userName: ossrhUsername, password: ossrhPassword)
+        }
+        catch (Exception e) {
+        }
+      }
+
+      snapshotRepository(url: "https://oss.sonatype.org/content/repositories/snapshots/") {
+        try {
+          authentication(userName: ossrhUsername, password: ossrhPassword)
+        }
+        catch (Exception e) {
+        }
+      }
+
+      pom.project {
+        name 'jndn-mock'
+        packaging 'jar'
+        description 'Tools for testing NDN Java code without using network IO'
+        url 'https://github.com/01org/jndn-mock'
+
+        scm {
+          connection 'scm:git:https://github.com/01org/jndn-mock'
+          developerConnection 'scm:git:https://github.com/01org/jndn-mock'
+          url 'https://github.com/01org/jndn-mock'
+        }
+
+        licenses {
+          license {
+            name 'GNU Lesser General Public License, Version 3.0+'
+            url 'http://www.gnu.org/licenses/lgpl.html'
+          }
+        }
+
+        developers {
+          developer {
+            id 'andrewbrown'
+            name 'Andrew Brown'
+            url 'https://github.com/andrewsbrown'
+          }
+          developer {
+            id 'cawka'
+            name 'Alexander Afanasyev'
+            email 'aa@cs.ucla.edu'
+          }
+        }
+      }
+    }
+  }
+}