Just Gradle it (I'm listening to too much Michael Jackson right now :') )

.gitignore

@@ -1 +1,145 @@
-bin/*
+
+# Created by https://www.gitignore.io/api/java,eclipse,gradle,netbeans,jetbrains
+
+### Java ###
+*.class
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+
+### Eclipse ###
+
+.metadata
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+
+# Eclipse Core
+.project
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# PyDev specific (Python IDE for Eclipse)
+*.pydevproject
+
+# CDT-specific (C/C++ Development Tooling)
+.cproject
+
+# JDT-specific (Eclipse Java Development Tools)
+.classpath
+
+# Java annotation processor (APT)
+.factorypath
+
+# PDT-specific (PHP Development Tools)
+.buildpath
+
+# sbteclipse plugin
+.target
+
+# Tern plugin
+.tern-project
+
+# TeXlipse plugin
+.texlipse
+
+# STS (Spring Tool Suite)
+.springBeans
+
+# Code Recommenders
+.recommenders/
+
+
+### Gradle ###
+.gradle
+build/
+
+# Ignore Gradle GUI config
+gradle-app.setting
+
+# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
+!gradle-wrapper.jar
+
+# Cache of project
+.gradletasknamecache
+
+# # Work around https://youtrack.jetbrains.com/issue/IDEA-116898
+# gradle/wrapper/gradle-wrapper.properties
+
+
+### NetBeans ###
+nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+.nb-gradle/
+
+
+### JetBrains ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/dictionaries
+.idea/vcs.xml
+.idea/jsLibraryMappings.xml
+
+# Sensitive or high-churn files:
+.idea/dataSources.ids
+.idea/dataSources.xml
+.idea/dataSources.local.xml
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
+
+# Gradle:
+.idea/gradle.xml
+.idea/libraries
+
+# Mongo Explorer plugin:
+.idea/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+

build.gradle

@@ -0,0 +1,22 @@
+/* Java 8, yes please! */
+apply plugin: 'java'
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+    mavenLocal()
+}
+
+/* Define where Gradle can find the source */
+sourceSets.main.java.srcDirs = [ "src/main/" ]
+sourceSets.test.java.srcDirs = [ "src/tests/" ]
+
+/* Some fields about our project */
+ext.appName = 'Jools'
+ext.version = '1.1'
+
+dependencies {
+    // The production code uses the SLF4J logging API at compile time
+    compile 'org.slf4j:slf4j-api:1.7.14'
+    testCompile 'junit:junit:4.12'
+}

contributers.md

@@ -0,0 +1,6 @@
+# Contributers
+
+People who have contributed on this library:
+
+ - Amir 'nurdok' Rachum <nurdok@gmail.com>
+ - Katharina 'spacekookie' Sabel <sabel.katharina@gmail.com>

src/com/rachum/amir/util/index/example/Example.java → examples/PermutationExample.java

@@ -1,8 +1,3 @@
-/**
- * 
- */
-package com.rachum.amir.util.index.example;
-
 import java.util.Arrays;
 import java.util.List;
 
@@ -13,7 +8,7 @@
  * @author Rachum
  *
  */
-public class Example {
+public class PermutationExample {
 
 	/**
 	 * @param args

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Tue Mar 08 10:09:16 CET 2016
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.11-bin.zip