├── .gitignore ├── .travis.yml ├── CONTRIBUTING.md ├── LICENSE ├── README.md ├── build.gradle ├── gradle.properties ├── gradle ├── buildViaTravis.sh └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── settings.gradle └── src ├── examples └── groovy │ └── rx │ └── lang │ └── groovy │ └── examples │ ├── RxExamples.groovy │ └── VideoExample.groovy ├── main ├── java │ └── rx │ │ └── lang │ │ └── groovy │ │ ├── GroovyActionWrapper.java │ │ ├── GroovyCreateWrapper.java │ │ ├── GroovyFunctionWrapper.java │ │ ├── GroovyOnSubscribeWrapper.java │ │ ├── RxGroovyExtensionModule.java │ │ └── RxGroovyPropertiesModuleFactory.java └── resources │ └── META-INF │ └── services │ └── org.codehaus.groovy.runtime.ExtensionModule ├── perf ├── java │ └── rx │ │ ├── jmh │ │ ├── InputWithIncrementingInteger.java │ │ ├── LatchedObserver.java │ │ └── README.txt │ │ └── lang │ │ └── groovy │ │ ├── ExtensionPerf.java │ │ ├── ObservableExtension.java │ │ └── README.md └── resources │ └── META-INF │ └── services │ └── org.codehaus.groovy.runtime.ExtensionModule └── test └── groovy └── rx └── lang └── groovy └── ObservableTests.groovy /.gitignore: -------------------------------------------------------------------------------- 1 | # Compiled source # 2 | ################### 3 | *.com 4 | *.class 5 | *.dll 6 | *.exe 7 | *.o 8 | *.so 9 | 10 | # Packages # 11 | ############ 12 | # it's better to unpack these files and commit the raw source 13 | # git has its own built in compression methods 14 | *.7z 15 | *.dmg 16 | *.gz 17 | *.iso 18 | *.jar 19 | *.rar 20 | *.tar 21 | *.zip 22 | 23 | # Logs and databases # 24 | ###################### 25 | *.log 26 | 27 | # OS generated files # 28 | ###################### 29 | .DS_Store* 30 | ehthumbs.db 31 | Icon? 32 | Thumbs.db 33 | 34 | # Editor Files # 35 | ################ 36 | *~ 37 | *.swp 38 | 39 | # Gradle Files # 40 | ################ 41 | .gradle 42 | .gradletasknamecache 43 | .m2 44 | 45 | # Build output directies 46 | target/ 47 | build/ 48 | 49 | # IntelliJ specific files/directories 50 | out 51 | .idea 52 | *.ipr 53 | *.iws 54 | *.iml 55 | atlassian-ide-plugin.xml 56 | 57 | # Eclipse specific files/directories 58 | .classpath 59 | .project 60 | .settings 61 | .metadata 62 | bin/ 63 | 64 | # NetBeans specific files/directories 65 | .nbattrs 66 | /.nb-gradle/profiles/private/ 67 | .nb-gradle-properties 68 | 69 | # Scala build 70 | *.cache 71 | /.nb-gradle/private/ 72 | -------------------------------------------------------------------------------- /.travis.yml: -------------------------------------------------------------------------------- 1 | language: java 2 | jdk: 3 | - oraclejdk7 4 | sudo: false 5 | # as per http://blog.travis-ci.com/2014-12-17-faster-builds-with-container-based-infrastructure/ 6 | 7 | # script for build and release via Travis to Bintray 8 | script: gradle/buildViaTravis.sh 9 | env: 10 | global: 11 | - secure: O8KGxUmi4mb5his6ZVUs7BlyGeUN60srEZnLX/eY1Dbk5SVroyOlohKdQVnjVYP1v3GvOWbQEQ8Ieh7gGlL+DWGd3oO43660UPjd3ffH43jU9pKwhb614jJT38lmjOo0B6ljEUU3/6bmR9r45cJyZM8xP0pW36G3UrjXlE0zui4= 12 | - secure: VNPxaBGMJu2sUp6WQo8HN7iTWL/JAydbEfIE/OXFbsZlx5jjxvV0LaKVoyNW3XZ7MIq1iqyOZqn9jASzV7X9TqtBpT967Wf2qRu2HhF5bAnpqK/5qzWEqY7Taejx+3o+FU9+K5XYnoL4wUQ5otPRsAvl/3XdLCGJSglaTTEHLJk= 13 | - secure: kUYUT9ijK8S60zBD7Ty21Kq7XjChAfrcs53Yiyx2qlKDKfSNdDdSXzfCJrLhdmo9To1eWi+A1JNMinw4vsEaj+Q1NHPqeAX4Vymuywy5Xq6XBj0HBMQ29+5Wij3eWF4QM2emSIA8FiMOfzVh8b4S7crGKuqhATKL/G9Sf1dm++8= 14 | - secure: o2nKqQ5UG4mWWF/bPvMAQOM72zK4lyxP2C+RYq6jFuEWFVqras0eq/qO29izFKKXkWhFy2TXw8lnB3EIk4W2FxW6Bc50XPyTWRzQEeBZaNxdZbgxfxr1I6NaMNW8QdyHV96FLm/SxGnoRpV/carrkdinvVca1qSLnRvo8AEOVNE= 15 | -------------------------------------------------------------------------------- /CONTRIBUTING.md: -------------------------------------------------------------------------------- 1 | # Contributing to RxJava 2 | 3 | If you would like to contribute code you can do so through GitHub by forking the repository and sending a pull request (on a branch other than `master` or `gh-pages`). 4 | 5 | When submitting code, please make every effort to follow existing conventions and style in order to keep the code as readable as possible. 6 | 7 | ## License 8 | 9 | By contributing your code, you agree to license your contribution under the terms of the APLv2: https://github.com/ReactiveX/RxJava/blob/master/LICENSE 10 | 11 | All files are released with the Apache 2.0 license. 12 | 13 | If you are adding a new file it should have a header like this: 14 | 15 | ``` 16 | /** 17 | * Copyright 2014 Netflix, Inc. 18 | * 19 | * Licensed under the Apache License, Version 2.0 (the "License"); 20 | * you may not use this file except in compliance with the License. 21 | * You may obtain a copy of the License at 22 | * 23 | * http://www.apache.org/licenses/LICENSE-2.0 24 | * 25 | * Unless required by applicable law or agreed to in writing, software 26 | * distributed under the License is distributed on an "AS IS" BASIS, 27 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 28 | * See the License for the specific language governing permissions and 29 | * limitations under the License. 30 | */ 31 | ``` 32 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | 2 | Apache License 3 | Version 2.0, January 2004 4 | http://www.apache.org/licenses/ 5 | 6 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 7 | 8 | 1. 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The text should be enclosed in the appropriate 185 | comment syntax for the file format. We also recommend that a 186 | file or class name and description of purpose be included on the 187 | same "printed page" as the copyright notice for easier 188 | identification within third-party archives. 189 | 190 | Copyright 2012 Netflix, Inc. 191 | 192 | Licensed under the Apache License, Version 2.0 (the "License"); 193 | you may not use this file except in compliance with the License. 194 | You may obtain a copy of the License at 195 | 196 | http://www.apache.org/licenses/LICENSE-2.0 197 | 198 | Unless required by applicable law or agreed to in writing, software 199 | distributed under the License is distributed on an "AS IS" BASIS, 200 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 201 | See the License for the specific language governing permissions and 202 | limitations under the License. 203 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # RxGroovy: Reactive Extensions for Groovy 2 | 3 | This is a Groovy adapter to [RxJava](http://github.com/ReactiveX/RxJava). 4 | 5 | This adaptor allows 'groovy.lang.Closure' functions to be used and RxJava will know how to invoke them. 6 | 7 | This enables code such as: 8 | 9 | ```groovy 10 | Observable.just("one", "two", "three") 11 | .take(2) 12 | .subscribe({arg -> println(arg)}) 13 | ``` 14 | 15 | ## Master Build Status 16 | 17 | 18 | 19 | ## Communication 20 | 21 | Since RxGroovy is part of the RxJava family the communication channels are similar: 22 | 23 | - Google Group: [RxJava](http://groups.google.com/d/forum/rxjava) 24 | - Twitter: [@RxJava](http://twitter.com/RxJava) 25 | - [GitHub Issues](https://github.com/ReactiveX/RxGroovy/issues) 26 | 27 | ## Versioning 28 | 29 | RxGroovy 1.0.x is based on RxJava 1.0.x. As of 1.0.0 semantic versioning will be used. 30 | 31 | ## Full Documentation 32 | 33 | RxJava: 34 | 35 | - [Wiki](https://github.com/ReactiveX/RxJava/wiki) 36 | - [Javadoc](http://reactivex.io/RxJava/javadoc/) 37 | 38 | ## Binaries 39 | 40 | For version 1.x: 41 | 42 | Binaries and dependency information for Maven, Ivy, Gradle and others can be found at [https://search.maven.org](http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22io.reactivex%22%20AND%20a%3A%22rxgroovy%22). 43 | 44 | Example for Maven: 45 | 46 | ```xml 47 | 48 | io.reactivex 49 | rxgroovy 50 | x.y.z 51 | 52 | ``` 53 | 54 | and for Ivy: 55 | 56 | ```xml 57 | 58 | ``` 59 | 60 | and for Gradle: 61 | 62 | ```groovy 63 | compile 'io.reactivex:rxgroovy:x.y.z' 64 | ``` 65 | 66 | ## Build 67 | 68 | To build: 69 | 70 | ``` 71 | $ git clone git@github.com:ReactiveX/RxGroovy.git 72 | $ cd RxGroovy/ 73 | $ ./gradlew build 74 | ``` 75 | 76 | Futher details on building can be found on the RxJava [Getting Started](https://github.com/ReactiveX/RxJava/wiki/Getting-Started) page of the wiki. 77 | 78 | ## Bugs and Feedback 79 | 80 | For bugs, questions and discussions please use the [Github Issues](https://github.com/ReactiveX/RxGroovy/issues). 81 | 82 | 83 | ## LICENSE 84 | 85 | Licensed under the Apache License, Version 2.0 (the "License"); 86 | you may not use this file except in compliance with the License. 87 | You may obtain a copy of the License at 88 | 89 | 90 | 91 | Unless required by applicable law or agreed to in writing, software 92 | distributed under the License is distributed on an "AS IS" BASIS, 93 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 94 | See the License for the specific language governing permissions and 95 | limitations under the License. 96 | 97 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | buildscript { 2 | repositories { jcenter() } 3 | dependencies { classpath 'com.netflix.nebula:gradle-rxjava-project-plugin:2.+' } 4 | } 5 | 6 | apply plugin: 'rxjava-project' 7 | apply plugin: 'groovy' 8 | 9 | dependencies { 10 | compile 'io.reactivex:rxjava:1.0.+' 11 | compile 'org.codehaus.groovy:groovy-all:2.+' 12 | testCompile 'junit:junit-dep:4.10' 13 | testCompile 'org.mockito:mockito-core:1.8.5' 14 | } 15 | 16 | // support for snapshot/final releases with the various branches RxJava uses 17 | nebulaRelease { 18 | addReleaseBranchPattern(/\d+\.\d+\.\d+/) 19 | addReleaseBranchPattern('HEAD') 20 | } 21 | 22 | if (project.hasProperty('release.useLastTag')) { 23 | tasks.prepare.enabled = false 24 | } 25 | 26 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | release.scope=patch 2 | 3 | -------------------------------------------------------------------------------- /gradle/buildViaTravis.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | # This script will build the project. 3 | 4 | if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then 5 | echo -e "Build Pull Request #$TRAVIS_PULL_REQUEST => Branch [$TRAVIS_BRANCH]" 6 | ./gradlew -Prelease.useLastTag=true build 7 | elif [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_TAG" == "" ]; then 8 | echo -e 'Build Branch with Snapshot => Branch ['$TRAVIS_BRANCH']' 9 | # ./gradlew -Prelease.travisci=true -PbintrayUser="${bintrayUser}" -PbintrayKey="${bintrayKey}" build snapshot --stacktrace 10 | ./gradlew -Prelease.travisci=true -PbintrayUser="${bintrayUser}" -PbintrayKey="${bintrayKey}" -PsonatypeUsername="${sonatypeUsername}" -PsonatypePassword="${sonatypePassword}" build --stacktrace 11 | elif [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_TAG" != "" ]; then 12 | echo -e 'Build Branch for Release => Branch ['$TRAVIS_BRANCH'] Tag ['$TRAVIS_TAG']' 13 | ./gradlew -Prelease.travisci=true -Prelease.useLastTag=true -PbintrayUser="${bintrayUser}" -PbintrayKey="${bintrayKey}" -PsonatypeUsername="${sonatypeUsername}" -PsonatypePassword="${sonatypePassword}" final --stacktrace 14 | else 15 | echo -e 'WARN: Should not be here => Branch ['$TRAVIS_BRANCH'] Tag ['$TRAVIS_TAG'] Pull Request ['$TRAVIS_PULL_REQUEST']' 16 | ./gradlew -Prelease.useLastTag=true build 17 | fi 18 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ReactiveX/RxGroovy/57ac7a44a6a1d5ce3bfaaf35c52d8594034a1267/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Sat Dec 13 00:15:53 PST 2014 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-bin.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name='rxgroovy' 2 | -------------------------------------------------------------------------------- /src/examples/groovy/rx/lang/groovy/examples/RxExamples.groovy: -------------------------------------------------------------------------------- 1 | /** 2 | * Copyright 2013 Netflix, Inc. 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package rx.lang.groovy.examples; 17 | 18 | import rx.Observable; 19 | import rx.Observer; 20 | import rx.Subscription; 21 | import rx.subscriptions.Subscriptions; 22 | import rx.functions.Action0 23 | import rx.functions.Func1; 24 | 25 | // -------------------------------------------------- 26 | // Hello World! 27 | // -------------------------------------------------- 28 | 29 | def hello(String[] names) { 30 | Observable.from(names) 31 | .subscribe({ println "Hello " + it + "!"}) 32 | } 33 | 34 | hello("Ben", "George") 35 | 36 | 37 | // -------------------------------------------------- 38 | // Create Observables from Existing Data 39 | // -------------------------------------------------- 40 | 41 | def existingDataFromNumbers() { 42 | Observable o = Observable.from(1, 2, 3, 4, 5, 6); 43 | } 44 | 45 | def existingDataFromNumbersUsingFrom() { 46 | Observable o2 = Observable.from(1, 2, 3, 4, 5, 6); 47 | } 48 | 49 | def existingDataFromObjects() { 50 | Observable o = Observable.from("a", "b", "c"); 51 | } 52 | 53 | def existingDataFromObjectsUsingFrom() { 54 | Observable o = Observable.from("a", "b", "c"); 55 | } 56 | 57 | def existingDataFromList() { 58 | def list = [5, 6, 7, 8] 59 | Observable o = Observable.from(list); 60 | } 61 | 62 | def existingDataFromListUsingFrom() { 63 | def list = [5, 6, 7, 8] 64 | Observable o2 = Observable.from(list); 65 | } 66 | 67 | def existingDataWithJust() { 68 | Observable o = Observable.just("one object"); 69 | } 70 | 71 | 72 | // -------------------------------------------------- 73 | // Create Custom Observables 74 | // -------------------------------------------------- 75 | 76 | 77 | /** 78 | * This example shows a custom Observable that blocks 79 | * when subscribed to (does not spawn an extra thread). 80 | * 81 | * @return Observable 82 | */ 83 | def customObservableBlocking() { 84 | return Observable.create(new Func1, Subscription>() { 85 | def Subscription call(Observer observer) { 86 | for(int i=0; i<50; i++) { 87 | observer.onNext("value_" + i); 88 | } 89 | // after sending all values we complete the sequence 90 | observer.onCompleted(); 91 | // return an empty subscription since this blocks and thus 92 | // can't be unsubscribed from 93 | return Subscriptions.empty(); 94 | }; 95 | }); 96 | } 97 | 98 | // To see output: 99 | customObservableBlocking().subscribe({ println(it)}); 100 | 101 | /** 102 | * This example shows a custom Observable that does not block 103 | * when subscribed to as it spawns a separate thread. 104 | * 105 | * @return Observable 106 | */ 107 | def customObservableNonBlocking() { 108 | return Observable.create(new Func1, Subscription>() { 109 | /** 110 | * This 'call' method will be invoked with the Observable is subscribed to. 111 | * 112 | * It spawns a thread to do it asynchronously. 113 | */ 114 | def Subscription call(Observer observer) { 115 | // For simplicity this example uses a Thread instead of an ExecutorService/ThreadPool 116 | final Thread t = new Thread(new Runnable() { 117 | void run() { 118 | for(int i=0; i<75; i++) { 119 | observer.onNext("anotherValue_" + i); 120 | } 121 | // after sending all values we complete the sequence 122 | observer.onCompleted(); 123 | }; 124 | }); 125 | t.start(); 126 | 127 | return Subscriptions.create(new Action0() { 128 | public void call() { 129 | // Ask the thread to stop doing work. 130 | // For this simple example it just interrupts. 131 | t.interrupt(); 132 | } 133 | }); 134 | }; 135 | }); 136 | } 137 | 138 | // To see output: 139 | customObservableNonBlocking().subscribe({ println(it)}); 140 | 141 | 142 | /** 143 | * Fetch a list of Wikipedia articles asynchronously. 144 | * 145 | * @param wikipediaArticleName 146 | * @return Observable of HTML 147 | */ 148 | def fetchWikipediaArticleAsynchronously(String... wikipediaArticleNames) { 149 | return Observable.create({ Observer observer -> 150 | Thread.start { 151 | for(articleName in wikipediaArticleNames) { 152 | observer.onNext(new URL("http://en.wikipedia.org/wiki/"+articleName).getText()); 153 | } 154 | observer.onCompleted(); 155 | } 156 | return Subscriptions.empty(); 157 | }); 158 | } 159 | 160 | // To see output: 161 | fetchWikipediaArticleAsynchronously("Tiger", "Elephant") 162 | .subscribe({ println "--- Article ---\n" + it.substring(0, 125)}) 163 | 164 | 165 | // -------------------------------------------------- 166 | // Composition 167 | // -------------------------------------------------- 168 | 169 | /** 170 | * Asynchronously calls 'customObservableNonBlocking' and defines 171 | * a chain of operators to apply to the callback sequence. 172 | */ 173 | def simpleComposition() { 174 | customObservableNonBlocking() 175 | .skip(10) 176 | .take(5) 177 | .map({ stringValue -> return stringValue + "_transformed"}) 178 | .subscribe({ println "onNext => " + it}) 179 | } 180 | 181 | // To see output: 182 | simpleComposition(); 183 | 184 | /* 185 | 186 | (defn simpleComposition [] 187 | "Asynchronously calls 'customObservableNonBlocking' and defines 188 | a chain of operators to apply to the callback sequence." 189 | (-> 190 | (customObservableNonBlocking) 191 | (.skip 10) 192 | (.take 5) 193 | (.map #(do (str % "_transformed"))) 194 | (.subscribe #(println "onNext =>" %)))) 195 | */ 196 | 197 | 198 | 199 | // -------------------------------------------------- 200 | // Error Handling 201 | // -------------------------------------------------- 202 | 203 | 204 | 205 | /** 206 | * Fetch a list of Wikipedia articles asynchronously with error handling. 207 | * 208 | * @param wikipediaArticleName 209 | * @return Observable of HTML 210 | */ 211 | def fetchWikipediaArticleAsynchronouslyWithErrorHandling(String... wikipediaArticleNames) { 212 | return Observable.create({ Observer observer -> 213 | Thread.start { 214 | try { 215 | for(articleName in wikipediaArticleNames) { 216 | observer.onNext(new URL("http://en.wikipedia.org/wiki/"+articleName).getText()); 217 | } 218 | observer.onCompleted(); 219 | } catch(Exception e) { 220 | observer.onError(e); 221 | } 222 | } 223 | return Subscriptions.empty(); 224 | }); 225 | } 226 | 227 | fetchWikipediaArticleAsynchronouslyWithErrorHandling("Tiger", "NonExistentTitle", "Elephant") 228 | .subscribe( 229 | { println "--- Article ---\n" + it.substring(0, 125)}, 230 | { println "--- Error ---\n" + it.getMessage()}) 231 | 232 | -------------------------------------------------------------------------------- /src/examples/groovy/rx/lang/groovy/examples/VideoExample.groovy: -------------------------------------------------------------------------------- 1 | /** 2 | * Copyright 2013 Netflix, Inc. 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package rx.lang.groovy.examples; 17 | 18 | import rx.Observable; 19 | import rx.Observer; 20 | import rx.Subscription; 21 | import rx.subscriptions.BooleanSubscription; 22 | import rx.functions.Func1; 23 | import java.util.concurrent.ExecutorService; 24 | import java.util.concurrent.LinkedBlockingQueue; 25 | import java.util.concurrent.ThreadPoolExecutor; 26 | import java.util.concurrent.TimeUnit; 27 | import java.util.concurrent.atomic.AtomicBoolean; 28 | 29 | class VideoExample { 30 | 31 | static void main(String[] args) { 32 | VideoExample v = new VideoExample(); 33 | println("---- sequence of video dictionaries ----") 34 | v.getVideoGridForDisplay(1).subscribe( 35 | { videoDictionary -> // onNext 36 | // this will print the dictionary for each video 37 | // and is a good representation of how progressive rendering could work 38 | println(videoDictionary) }, 39 | { exception -> // onError 40 | println("Error: " + exception) }, 41 | { // onCompleted 42 | v.executor.shutdownNow(); 43 | }); 44 | 45 | VideoExample v2 = new VideoExample(); 46 | v2.getVideoGridForDisplay(1).toList().subscribe( 47 | { videoDictionaryList -> // onNext 48 | // this will be called once with a list 49 | // and demonstrates how a sequence can be combined 50 | // for document style responses (most webservices) 51 | println("\n ---- single list of video dictionaries ----\n" + videoDictionaryList) }, 52 | { exception -> // onError 53 | println("Error: " + exception) }, 54 | { // onCompleted 55 | v2.executor.shutdownNow(); 56 | }); 57 | } 58 | /** 59 | * Demonstrate how Rx is used to compose Observables together such as 60 | * how a web service would to generate a JSON response. 61 | * 62 | * The simulated methods for the metadata represent different services 63 | * that are often backed by network calls. 64 | * 65 | * This will return a sequence of dictionaries such as this: 66 | * 67 | * [id:1000, title:video-1000-title, length:5428, bookmark:0, 68 | * rating:[actual:4, average:3, predicted:0]] 69 | */ 70 | Observable getVideoGridForDisplay(userId) { 71 | // take the first 5 lists 72 | getListOfLists(userId).take(5).mapMany({ VideoList list -> 73 | // for each VideoList we want to fetch the videos 74 | list.getVideos() 75 | .take(10) // we only want the first 10 of each list 76 | .mapMany({ Video video -> 77 | // for each video we want to fetch metadata 78 | def m = video.getMetadata().map({ Map md -> 79 | // transform to the data and format we want 80 | return [title: md.get("title"), 81 | length: md.get("duration")] 82 | }) 83 | def b = video.getBookmark(userId).map({ position -> 84 | return [bookmark: position] 85 | }) 86 | def r = video.getRating(userId).map({ VideoRating rating -> 87 | return [rating: 88 | [actual: rating.getActualStarRating(), 89 | average: rating.getAverageStarRating(), 90 | predicted: rating.getPredictedStarRating()]] 91 | }) 92 | // compose these together 93 | return Observable.zip(m, b, r, { 94 | metadata, bookmark, rating -> 95 | // now transform to complete dictionary of data 96 | // we want for each Video 97 | return [id: video.videoId] << metadata << bookmark << rating 98 | }) 99 | }) 100 | }) 101 | } 102 | 103 | /** 104 | * Retrieve a list of lists of videos (grid). 105 | * 106 | * Observable is the "push" equivalent to List 107 | */ 108 | Observable getListOfLists(userId) { 109 | return Observable.create({ observer -> 110 | BooleanSubscription subscription = new BooleanSubscription(); 111 | try { 112 | // this will happen on a separate thread as it requires a network call 113 | executor.execute({ 114 | // simulate network latency 115 | Thread.sleep(180); 116 | for(i in 0..15) { 117 | if(subscription.isUnsubscribed()) { 118 | break; 119 | } 120 | try { 121 | //println("****** emitting list: " + i) 122 | observer.onNext(new VideoList(i)) 123 | }catch(Exception e) { 124 | observer.onError(e); 125 | } 126 | } 127 | observer.onCompleted(); 128 | }) 129 | }catch(Exception e) { 130 | observer.onError(e); 131 | } 132 | return subscription; 133 | }) 134 | } 135 | 136 | /** 137 | * Represents a list of videos as part of a grid (list of lists). 138 | */ 139 | class VideoList { 140 | 141 | int listPosition; 142 | VideoList(int position) { 143 | this.listPosition = position 144 | } 145 | 146 | String getListName() { 147 | return "ListName-" + listPosition 148 | } 149 | 150 | Integer getListPosition() { 151 | return listPosition 152 | } 153 | 154 | Observable