Make minidns Android agnostic

there is really no need for minidns to be Android exclusive. Replacing
the Android log API with JUL make minidns available for Android and Java
SE.

AndroidManifest.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="de.measite.minidns"
-    android:versionCode="1"
-    android:versionName="1.0" >
-
-    <uses-sdk
-        android:minSdkVersion="9"
-        android:targetSdkVersion="19" />
-
-    <application/>
-
-</manifest>

README.md

@@ -1,7 +1,7 @@
 MiniDNS
 -------
 
-MiniDNS is a minial dns client library for android. It can parse a basic set
+MiniDNS is a minimal dns client library for android. It can parse a basic set
 of resource records (A, AAAA, NS, SRV) and is easy to use and extend.
 
 This library is not intended to be used as a DNS server. You might want to

build.gradle

@@ -1,34 +1,126 @@
-buildscript {
+apply plugin: 'java'
+apply plugin: 'eclipse'
+apply plugin: 'maven'
+apply plugin: 'osgi'
+apply plugin: 'signing'
+
+ext {
+	shortVersion = '0.1'
+	isSnapshot = true
+	gitCommit = getGitCommit()
+	isReleaseVersion = !shortVersion
+	sonatypeCredentialsAvailable = project.hasProperty('sonatypeUsername') && project.hasProperty('sonatypePassword')
+	signingRequired = isReleaseVersion
+	sonatypeSnapshotUrl = 'https://oss.sonatype.org/content/repositories/snapshots'
+	sonatypeStagingUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2'
+	buildDate = (new java.text.SimpleDateFormat("yyyy-MM-dd")).format(new Date())
+}
+
+group = 'de.measite.minidns'
+description = "A minimal DNS client library with support for A, AAAA, NS and SRV records"
+sourceCompatibility = 1.7
+version = shortVersion
+if (isSnapshot) {
+	version += '-SNAPSHOT'
+}
+
+jar {
+	manifest {
+		instruction 'Implementation-GitRevision:', project.ext.gitCommit
+	}
+}
+
+gradle.taskGraph.whenReady { taskGraph ->
+	if (signingRequired
+		&& taskGraph.allTasks.any { it instanceof Sign }) {
+		// Use Java 6's console to read from the console (no good for a CI environment)
+		Console console = System.console()
+		console.printf '\n\nWe have to sign some things in this build.\n\nPlease enter your signing details.\n\n'
+		def password = console.readPassword('GnuPG Private Key Password: ')
+
+		allprojects { ext.'signing.password' = password }
+
+		console.printf '\nThanks.\n\n'
+	}
+}
+
+uploadArchives {
 	repositories {
-        mavenCentral()
+		mavenDeployer {
+			if (signingRequired) {
+				beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
 			}
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:0.9.0'
+			repository(url: project.sonatypeStagingUrl) {
+				if (sonatypeCredentialsAvailable) {
+					authentication(userName: sonatypeUsername, password: sonatypePassword)
+				}
+			}
+			snapshotRepository(url: project.sonatypeSnapshotUrl) {
+				if (sonatypeCredentialsAvailable) {
+					authentication(userName: sonatypeUsername, password: sonatypePassword)
 				}
 			}
 
-apply plugin: 'android-library'
+			pom.project {
+				name 'minidns'
+				packaging 'jar'
+				inceptionYear '2014'
+				url 'https://github.com/rtreffer/minidns'
+				description project.description
 
-android {
-    compileSdkVersion 19
-    buildToolsVersion '19.0.3'
+				issueManagement {
+					system 'GitHub'
+					url 'https://github.com/rtreffer/minidns/issues'
+				}
 
-    // NOTE: We are using the old folder structure to also support Eclipse
-    sourceSets {
-        main {
-            manifest.srcFile 'AndroidManifest.xml'
-            java.srcDirs = ['src']
-            resources.srcDirs = ['src']
-            aidl.srcDirs = ['src']
-            renderscript.srcDirs = ['src']
-            res.srcDirs = ['res']
-            assets.srcDirs = ['assets']
+				distributionManagement {
+					snapshotRepository {
+						id 'minidns.snapshot'
+						url project.sonatypeSnapshotUrl
 					}
 				}
 
-    // Do not abort build if lint finds errors
-    lintOptions {
-        abortOnError false
+				scm {
+					url 'https://github.com/rtreffer/minidns'
+					connection 'scm:git:https://github.com/rtreffer/minidns.git'
+					developerConnection 'scm:git:https://github.com/rtreffer/minidns.git'
+				}
+
+				licenses {
+					license {
+						name 'The Apache Software License, Version 2.0'
+						url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
+						distribution 'repo'
 					}
 				}
+
+				developers {
+					developer {
+						id 'rtreffer'
+						name 'Rene Treffer'
+					}
+					developer {
+						id 'flow'
+						name 'Florian Schmaus'
+						email 'flow@geekplace.eu'
+					}
+				}
+			}
+		}
+	}
+	signing {
+		required { signingRequired }
+		sign configurations.archives
+	}
+}
+
+def getGitCommit() {
+	def dotGit = new File("$projectDir/.git")
+	if (!dotGit.isDirectory()) return 'non-git build'
+
+	def cmd = 'git describe --all --dirty=+'
+	def proc = cmd.execute()
+	def gitCommit = proc.text.trim()
+	assert !gitCommit.isEmpty()
+	gitCommit
+}

build.xml

@@ -1,92 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project name="minidns-library" default="help">
-
-    <!-- The local.properties file is created and updated by the 'android' tool.
-It contains the path to the SDK. It should *NOT* be checked into
-Version Control Systems. -->
-    <property file="local.properties" />
-
-    <!-- The ant.properties file can be created by you. It is only edited by the
-'android' tool to add properties to it.
-This is the place to change some Ant specific build properties.
-Here are some properties you may want to change/update:
-
-source.dir
-The name of the source directory. Default is 'src'.
-out.dir
-The name of the output directory. Default is 'bin'.
-
-For other overridable properties, look at the beginning of the rules
-files in the SDK, at tools/ant/build.xml
-
-Properties related to the SDK location or the project target should
-be updated using the 'android' tool with the 'update' action.
-
-This file is an integral part of the build system for your
-application and should be checked into Version Control Systems.
-
--->
-    <property file="ant.properties" />
-
-    <!-- if sdk.dir was not set from one of the property file, then
-get it from the ANDROID_HOME env var.
-This must be done before we load project.properties since
-the proguard config can use sdk.dir -->
-    <property environment="env" />
-    <condition property="sdk.dir" value="${env.ANDROID_HOME}">
-        <isset property="env.ANDROID_HOME" />
-    </condition>
-
-    <!-- The project.properties file is created and updated by the 'android'
-tool, as well as ADT.
-
-This contains project specific properties such as project target, and library
-dependencies. Lower level build properties are stored in ant.properties
-(or in .classpath for Eclipse projects).
-
-This file is an integral part of the build system for your
-application and should be checked into Version Control Systems. -->
-    <loadproperties srcFile="project.properties" />
-
-    <!-- quick check on sdk.dir -->
-    <fail
-            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through the ANDROID_HOME environment variable."
-            unless="sdk.dir"
-    />
-
-    <!--
-Import per project custom build rules if present at the root of the project.
-This is the place to put custom intermediary targets such as:
--pre-build
--pre-compile
--post-compile (This is typically used for code obfuscation.
-Compiled code location: ${out.classes.absolute.dir}
-If this is not done in place, override ${out.dex.input.absolute.dir})
--post-package
--post-build
--pre-clean
--->
-    <import file="custom_rules.xml" optional="true" />
-
-    <!-- Import the actual build file.
-
-To customize existing targets, there are two options:
-- Customize only one target:
-- copy/paste the target into this file, *before* the
-<import> task.
-- customize it to your needs.
-- Customize the whole content of build.xml
-- copy/paste the content of the rules files (minus the top node)
-into this file, replacing the <import> task.
-- customize to your needs.
-
-***********************
-****** IMPORTANT ******
-***********************
-In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
-in order to avoid having your file be overridden by tools such as "android update project"
--->
-    <!-- version-tag: 1 -->
-    <import file="${sdk.dir}/tools/ant/build.xml" />
-
-</project>

project.properties

@@ -1,2 +0,0 @@
-target=android-19
-android.library=true

src/main/java/de/measite/minidns/Client.java

@@ -14,8 +14,8 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Random;
+import java.util.logging.Logger;
 
-import android.util.Log;
 import de.measite.minidns.Record.CLASS;
 import de.measite.minidns.Record.TYPE;
 
@@ -25,6 +25,8 @@ import de.measite.minidns.Record.TYPE;
  */
 public class Client {
 
+    private static final Logger LOGGER = Logger.getLogger(Client.class.getName());
+
     /**
      * The internal random class for sequence generation.
      */
@@ -177,22 +179,19 @@ public class Client {
     public String[] findDNS() {
         String[] result = findDNSByReflection();
         if (result != null) {
-            Log.d("minidns/client",
-                "Got DNS servers via reflection: " + Arrays.toString(result));
+            LOGGER.fine("Got DNS servers via reflection: " + Arrays.toString(result));
             return result;
         }
 
         result = findDNSByExec();
         if (result != null) {
-            Log.d("minidns/client",
-                "Got DNS servers via exec: " + Arrays.toString(result));
+            LOGGER.fine("Got DNS servers via exec: " + Arrays.toString(result));
             return result;
         }
 
         // fallback for ipv4 and ipv6 connectivity
         // see https://developers.google.com/speed/public-dns/docs/using
-        Log.d("minidns/client",
-            "No DNS found? Using fallback [8.8.8.8, [2001:4860:4860::8888]]");
+        LOGGER.fine("No DNS found? Using fallback [8.8.8.8, [2001:4860:4860::8888]]");
 
         return new String[]{"8.8.8.8", "[2001:4860:4860::8888]"};
     }