Add Gradle build support so Maven doesn't get lonely

.gitignore

@@ -33,6 +33,7 @@ target
 *.gz
 *.iso
 *.jar
+!/gradle/wrapper/gradle-wrapper.jar
 *.rar
 *.tar
 *.war

.travis.yml

@@ -3,7 +3,8 @@ language: java
 jdk: oraclejdk7
 
 # Compile and package JAR and set build properties
-install: mvn package -DbuildNumber=$TRAVIS_BUILD_NUMBER -DciSystem=travis -Dcommit=${TRAVIS_COMMIT:0:7}
+install: mvn dependency:go-offline
+script: mvn package -DbuildNumber=$TRAVIS_BUILD_NUMBER -DciSystem=travis -Dcommit=${TRAVIS_COMMIT:0:7}
 
 # Perform steps after compilation/test success
 after_success:

build.gradle

@@ -0,0 +1,201 @@
+// Default tasks
+defaultTasks 'clean', 'licenseFormat', 'build', 'install'
+
+// Apply plugins
+apply plugin: 'cobertura'
+apply plugin: 'coveralls'
+apply plugin: 'license'
+apply plugin: 'maven'
+apply plugin: 'signing'
+
+// Project information
+ext.projectName = 'Flow Networking'
+group = 'com.flowpowered'
+archivesBaseName = 'flow-networking'
+version = '1.0.0-SNAPSHOT'
+ext.packaging = 'jar'
+ext.inceptionYear = '2013'
+ext.url = 'http://flowpowered.com'
+ext.description = 'Flexible serialization and configuration library for the Flow collection.'
+
+// Organization information
+ext.organization = 'Spout LLC'
+ext.organizationUrl = 'https://spout.org'
+
+// Build properties
+ext.buildNumber = project.hasProperty('buildNumber') ? buildNumber : '0'
+ext.ciSystem = project.hasProperty('ciSystem') ? ciSystem : 'unknown'
+ext.commit = project.hasProperty('commit') ? commit : 'unknown'
+
+// Build plugin repositories and dependencies
+buildscript {
+    repositories {
+        mavenLocal()
+        mavenCentral()
+        maven {
+            name = 'sonatype-nexus'
+            url = 'https://oss.sonatype.org/content/groups/public/'
+        }
+    }
+    dependencies {
+        classpath 'nl.javadude.gradle.plugins:license-gradle-plugin:0.9.0'
+        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:0.5.0'
+        classpath 'net.saliman:gradle-cobertura-plugin:2.2.4' // Coveralls plugin dependency
+    }
+}
+
+// Project repositories
+repositories {
+    mavenLocal()
+    mavenCentral()
+    maven {
+        name = 'sonatype-nexus'
+        url = 'https://oss.sonatype.org/content/groups/public/'
+    }
+}
+
+// Project dependencies
+dependencies {
+    compile 'io.netty:netty-all:4.0.21.Final'
+    compile 'org.slf4j:slf4j-api:1.7.7'
+    testCompile 'junit:junit:4.11'
+    testCompile 'org.hamcrest:hamcrest-library:1.3'
+    testCompile 'org.powermock:powermock-api-mockito:1.5.5'
+    testCompile 'org.powermock:powermock-module-junit4:1.5.5'
+}
+
+// Filter, process, and include resources
+processResources {
+    // Include in final JAR
+    from(rootProject.rootDir) {
+        include 'LICENSE.txt'
+    }
+}
+
+// License header formatting
+license {
+    ext.project = projectName
+    ext.year = inceptionYear
+    ext.name = organization
+    ext.url = organizationUrl
+    header rootProject.file('HEADER.txt')
+    ignoreFailures true
+    strictCheck true
+    useDefaultMappings false
+    mapping { java = 'SLASHSTAR_STYLE' }
+}
+
+// Source compiler configuration
+configure([compileJava, compileTestJava]) {
+    sourceCompatibility = '1.7'
+    targetCompatibility = '1.7'
+    options.encoding = 'UTF-8'
+    options.compilerArgs << '-Xlint:all'
+    options.compilerArgs << '-Xlint:-path'
+    options.deprecation = true
+}
+
+// JAR manifest configuration
+jar.manifest.mainAttributes(
+        'Built-By': System.properties['user.name'],
+        'Created-By': System.properties['java.vm.version'] + ' (' + System.properties['java.vm.vendor'] + ')',
+        'Specification-Title': projectName,
+        'Specification-Version': version + '+' + ciSystem + '-b' + buildNumber + '.git-' + commit,
+        'Specification-Vendor': organization + ' - ' + organizationUrl)
+
+// Coveralls report configuration
+cobertura.coverageFormats = ['html', 'xml'] // Coveralls requires xml format
+
+// Artifact deployment
+uploadArchives {
+    repositories.mavenDeployer {
+        // Javadoc JAR generation
+        task javadocJar(type: Jar, dependsOn: javadoc) {
+            classifier = 'javadoc'
+            from 'build/docs/javadoc'
+        }
+
+        // Source JAR generation
+        task sourcesJar(type: Jar) {
+            classifier = 'sources'
+            from sourceSets.main.java.srcDirs
+        }
+
+        // Set all artifacts
+        artifacts {
+            archives jar, javadocJar, sourcesJar
+        }
+
+        // Tasks and variables based on if release or snapshot
+        if (version.endsWith('-SNAPSHOT')) {
+            // Set variable to snapshots repository URL
+            ext.sonatypeUrl = 'https://oss.sonatype.org/content/repositories/snapshots/'
+        } else {
+            // Set variable to releases repository URL
+            ext.sonatypeUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2/'
+
+            // Artifact signing
+            signing {
+                // Sign JAR artifacts
+                sign configurations.archives
+
+                // Sign Maven POM
+                beforeDeployment {
+                    org.gradle.api.artifacts.maven.MavenDeployment deployment -> signing.signPom(deployment)
+                }
+            }
+        }
+
+        // Set login credentials for repository
+        repository(url: sonatypeUrl) {
+            authentication(userName: System.getenv("sonatypeUsername"), password: System.getenv("sonatypePassword"))
+        }
+
+        // Maven POM generation
+        pom.project {
+            name projectName
+            artifactId archivesBaseName
+            packaging packaging
+            inceptionYear inceptionYear
+            url url
+            description project.ext.description
+
+            scm {
+                connection 'scm:git:git://github.com/flow/flow-networking.git'
+                developerConnection 'scm:git:ssh://[email protected]:flow/flow-networking.git'
+                url 'https://github.com/flow/flow-networking'
+            }
+
+            licenses {
+                license {
+                    name 'MIT License'
+                    url 'https://tldrlegal.com/license/mit-license'
+                    distribution 'repo'
+                }
+            }
+
+            organization {
+                name organization
+                url organizationUrl
+            }
+
+            developers {
+                developer {
+                    id 'kitskub'
+                    name 'Jack Huey'
+                    email '[email protected]'
+                }
+                developer {
+                    id 'Wolf480pl'
+                    name 'Wolf480pl'
+                    email '[email protected]'
+                }
+                developer {
+                    id 'Wulfspider'
+                    name 'Luke Spragg'
+                    email '[email protected]'
+                }
+            }
+        }
+    }
+}

gradle.properties

@@ -0,0 +1,5 @@
+signing.keyId=
+signing.password=
+signing.secretKeyRingFile=
+sonatypeUsername=
+sonatypePassword=

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=http\://services.gradle.org/distributions/gradle-2.0-bin.zip

gradlew

@@ -0,0 +1,164 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+    echo "$*"
+}
+
+die ( ) {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+esac
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched.
+if $cygwin ; then
+    [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+fi
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >&-
+APP_HOME="`pwd -P`"
+cd "$SAVED" >&-
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+    JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"