├── .gitignore ├── .mvn └── wrapper │ ├── maven-wrapper.jar │ └── maven-wrapper.properties ├── LICENSE ├── README.md ├── mvnw ├── mvnw.cmd ├── pom.xml ├── reactive-sql.iml └── src ├── main ├── java │ └── com │ │ └── example │ │ └── r2dbc │ │ └── R2dbcApplication.java └── resources │ └── application.properties └── test └── java └── com └── example └── r2dbc ├── R2dbcApplicationTests.java └── ReservationRepositoryTest.java /.gitignore: -------------------------------------------------------------------------------- 1 | target/ 2 | pom.xml.tag 3 | pom.xml.releaseBackup 4 | pom.xml.versionsBackup 5 | pom.xml.next 6 | release.properties 7 | dependency-reduced-pom.xml 8 | buildNumber.properties 9 | .mvn/timing.properties 10 | 11 | # Avoid ignoring Maven wrapper jar file (.jar files are usually ignored) 12 | !/.mvn/wrapper/maven-wrapper.jar 13 | -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/spring-tips/reactive-sql-access-with-r2dbc-and-spring-data-r2dbc/d7002d8edc863c83a33a4bf8a0d4bd46edfe252b/.mvn/wrapper/maven-wrapper.jar -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip 2 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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In this installment of Spring Tips we look at reactive SQL data access with the new R2DBC and Spring Data R2DBC projects. 3 | -------------------------------------------------------------------------------- /mvnw: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | # ---------------------------------------------------------------------------- 3 | # Licensed to the Apache Software Foundation (ASF) under one 4 | # or more contributor license agreements. See the NOTICE file 5 | # distributed with this work for additional information 6 | # regarding copyright ownership. The ASF licenses this file 7 | # to you under the Apache License, Version 2.0 (the 8 | # "License"); you may not use this file except in compliance 9 | # with the License. You may obtain a copy of the License at 10 | # 11 | # http://www.apache.org/licenses/LICENSE-2.0 12 | # 13 | # Unless required by applicable law or agreed to in writing, 14 | # software distributed under the License is distributed on an 15 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 | # KIND, either express or implied. See the License for the 17 | # specific language governing permissions and limitations 18 | # under the License. 19 | # ---------------------------------------------------------------------------- 20 | 21 | # ---------------------------------------------------------------------------- 22 | # Maven2 Start Up Batch script 23 | # 24 | # Required ENV vars: 25 | # ------------------ 26 | # JAVA_HOME - location of a JDK home dir 27 | # 28 | # Optional ENV vars 29 | # ----------------- 30 | # M2_HOME - location of maven2's installed home dir 31 | # MAVEN_OPTS - parameters passed to the Java VM when running Maven 32 | # e.g. to debug Maven itself, use 33 | # set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 34 | # MAVEN_SKIP_RC - flag to disable loading of mavenrc files 35 | # ---------------------------------------------------------------------------- 36 | 37 | if [ -z "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /etc/mavenrc ] ; then 40 | . /etc/mavenrc 41 | fi 42 | 43 | if [ -f "$HOME/.mavenrc" ] ; then 44 | . "$HOME/.mavenrc" 45 | fi 46 | 47 | fi 48 | 49 | # OS specific support. $var _must_ be set to either true or false. 50 | cygwin=false; 51 | darwin=false; 52 | mingw=false 53 | case "`uname`" in 54 | CYGWIN*) cygwin=true ;; 55 | MINGW*) mingw=true;; 56 | Darwin*) darwin=true 57 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 58 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 59 | if [ -z "$JAVA_HOME" ]; then 60 | if [ -x "/usr/libexec/java_home" ]; then 61 | export JAVA_HOME="`/usr/libexec/java_home`" 62 | else 63 | export JAVA_HOME="/Library/Java/Home" 64 | fi 65 | fi 66 | ;; 67 | esac 68 | 69 | if [ -z "$JAVA_HOME" ] ; then 70 | if [ -r /etc/gentoo-release ] ; then 71 | JAVA_HOME=`java-config --jre-home` 72 | fi 73 | fi 74 | 75 | if [ -z "$M2_HOME" ] ; then 76 | ## resolve links - $0 may be a link to maven's home 77 | PRG="$0" 78 | 79 | # need this for relative symlinks 80 | while [ -h "$PRG" ] ; do 81 | ls=`ls -ld "$PRG"` 82 | link=`expr "$ls" : '.*-> \(.*\)$'` 83 | if expr "$link" : '/.*' > /dev/null; then 84 | PRG="$link" 85 | else 86 | PRG="`dirname "$PRG"`/$link" 87 | fi 88 | done 89 | 90 | saveddir=`pwd` 91 | 92 | M2_HOME=`dirname "$PRG"`/.. 93 | 94 | # make it fully qualified 95 | M2_HOME=`cd "$M2_HOME" && pwd` 96 | 97 | cd "$saveddir" 98 | # echo Using m2 at $M2_HOME 99 | fi 100 | 101 | # For Cygwin, ensure paths are in UNIX format before anything is touched 102 | if $cygwin ; then 103 | [ -n "$M2_HOME" ] && 104 | M2_HOME=`cygpath --unix "$M2_HOME"` 105 | [ -n "$JAVA_HOME" ] && 106 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 107 | [ -n "$CLASSPATH" ] && 108 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 109 | fi 110 | 111 | # For Mingw, ensure paths are in UNIX format before anything is touched 112 | if $mingw ; then 113 | [ -n "$M2_HOME" ] && 114 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 115 | [ -n "$JAVA_HOME" ] && 116 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 117 | # TODO classpath? 118 | fi 119 | 120 | if [ -z "$JAVA_HOME" ]; then 121 | javaExecutable="`which javac`" 122 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 123 | # readlink(1) is not available as standard on Solaris 10. 124 | readLink=`which readlink` 125 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 126 | if $darwin ; then 127 | javaHome="`dirname \"$javaExecutable\"`" 128 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 129 | else 130 | javaExecutable="`readlink -f \"$javaExecutable\"`" 131 | fi 132 | javaHome="`dirname \"$javaExecutable\"`" 133 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 134 | JAVA_HOME="$javaHome" 135 | export JAVA_HOME 136 | fi 137 | fi 138 | fi 139 | 140 | if [ -z "$JAVACMD" ] ; then 141 | if [ -n "$JAVA_HOME" ] ; then 142 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 143 | # IBM's JDK on AIX uses strange locations for the executables 144 | JAVACMD="$JAVA_HOME/jre/sh/java" 145 | else 146 | JAVACMD="$JAVA_HOME/bin/java" 147 | fi 148 | else 149 | JAVACMD="`which java`" 150 | fi 151 | fi 152 | 153 | if [ ! -x "$JAVACMD" ] ; then 154 | echo "Error: JAVA_HOME is not defined correctly." >&2 155 | echo " We cannot execute $JAVACMD" >&2 156 | exit 1 157 | fi 158 | 159 | if [ -z "$JAVA_HOME" ] ; then 160 | echo "Warning: JAVA_HOME environment variable is not set." 161 | fi 162 | 163 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 164 | 165 | # traverses directory structure from process work directory to filesystem root 166 | # first directory with .mvn subdirectory is considered project base directory 167 | find_maven_basedir() { 168 | 169 | if [ -z "$1" ] 170 | then 171 | echo "Path not specified to find_maven_basedir" 172 | return 1 173 | fi 174 | 175 | basedir="$1" 176 | wdir="$1" 177 | while [ "$wdir" != '/' ] ; do 178 | if [ -d "$wdir"/.mvn ] ; then 179 | basedir=$wdir 180 | break 181 | fi 182 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 183 | if [ -d "${wdir}" ]; then 184 | wdir=`cd "$wdir/.."; pwd` 185 | fi 186 | # end of workaround 187 | done 188 | echo "${basedir}" 189 | } 190 | 191 | # concatenates all lines of a file 192 | concat_lines() { 193 | if [ -f "$1" ]; then 194 | echo "$(tr -s '\n' ' ' < "$1")" 195 | fi 196 | } 197 | 198 | BASE_DIR=`find_maven_basedir "$(pwd)"` 199 | if [ -z "$BASE_DIR" ]; then 200 | exit 1; 201 | fi 202 | 203 | ########################################################################################## 204 | # Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 205 | # This allows using the maven wrapper in projects that prohibit checking in binary data. 206 | ########################################################################################## 207 | if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then 208 | if [ "$MVNW_VERBOSE" = true ]; then 209 | echo "Found .mvn/wrapper/maven-wrapper.jar" 210 | fi 211 | else 212 | if [ "$MVNW_VERBOSE" = true ]; then 213 | echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." 214 | fi 215 | jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar" 216 | while IFS="=" read key value; do 217 | case "$key" in (wrapperUrl) jarUrl="$value"; break ;; 218 | esac 219 | done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" 220 | if [ "$MVNW_VERBOSE" = true ]; then 221 | echo "Downloading from: $jarUrl" 222 | fi 223 | wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" 224 | 225 | if command -v wget > /dev/null; then 226 | if [ "$MVNW_VERBOSE" = true ]; then 227 | echo "Found wget ... using wget" 228 | fi 229 | wget "$jarUrl" -O "$wrapperJarPath" 230 | elif command -v curl > /dev/null; then 231 | if [ "$MVNW_VERBOSE" = true ]; then 232 | echo "Found curl ... using curl" 233 | fi 234 | curl -o "$wrapperJarPath" "$jarUrl" 235 | else 236 | if [ "$MVNW_VERBOSE" = true ]; then 237 | echo "Falling back to using Java to download" 238 | fi 239 | javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" 240 | if [ -e "$javaClass" ]; then 241 | if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 242 | if [ "$MVNW_VERBOSE" = true ]; then 243 | echo " - Compiling MavenWrapperDownloader.java ..." 244 | fi 245 | # Compiling the Java class 246 | ("$JAVA_HOME/bin/javac" "$javaClass") 247 | fi 248 | if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 249 | # Running the downloader 250 | if [ "$MVNW_VERBOSE" = true ]; then 251 | echo " - Running MavenWrapperDownloader.java ..." 252 | fi 253 | ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") 254 | fi 255 | fi 256 | fi 257 | fi 258 | ########################################################################################## 259 | # End of extension 260 | ########################################################################################## 261 | 262 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 263 | if [ "$MVNW_VERBOSE" = true ]; then 264 | echo $MAVEN_PROJECTBASEDIR 265 | fi 266 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 267 | 268 | # For Cygwin, switch paths to Windows format before running java 269 | if $cygwin; then 270 | [ -n "$M2_HOME" ] && 271 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 272 | [ -n "$JAVA_HOME" ] && 273 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 274 | [ -n "$CLASSPATH" ] && 275 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 276 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 277 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 278 | fi 279 | 280 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 281 | 282 | exec "$JAVACMD" \ 283 | $MAVEN_OPTS \ 284 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 285 | "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 286 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 287 | -------------------------------------------------------------------------------- /mvnw.cmd: -------------------------------------------------------------------------------- 1 | @REM ---------------------------------------------------------------------------- 2 | @REM Licensed to the Apache Software Foundation (ASF) under one 3 | @REM or more contributor license agreements. See the NOTICE file 4 | @REM distributed with this work for additional information 5 | @REM regarding copyright ownership. The ASF licenses this file 6 | @REM to you under the Apache License, Version 2.0 (the 7 | @REM "License"); you may not use this file except in compliance 8 | @REM with the License. You may obtain a copy of the License at 9 | @REM 10 | @REM http://www.apache.org/licenses/LICENSE-2.0 11 | @REM 12 | @REM Unless required by applicable law or agreed to in writing, 13 | @REM software distributed under the License is distributed on an 14 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 | @REM KIND, either express or implied. See the License for the 16 | @REM specific language governing permissions and limitations 17 | @REM under the License. 18 | @REM ---------------------------------------------------------------------------- 19 | 20 | @REM ---------------------------------------------------------------------------- 21 | @REM Maven2 Start Up Batch script 22 | @REM 23 | @REM Required ENV vars: 24 | @REM JAVA_HOME - location of a JDK home dir 25 | @REM 26 | @REM Optional ENV vars 27 | @REM M2_HOME - location of maven2's installed home dir 28 | @REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands 29 | @REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending 30 | @REM MAVEN_OPTS - parameters passed to the Java VM when running Maven 31 | @REM e.g. to debug Maven itself, use 32 | @REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 33 | @REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files 34 | @REM ---------------------------------------------------------------------------- 35 | 36 | @REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' 37 | @echo off 38 | @REM set title of command window 39 | title %0 40 | @REM enable echoing my setting MAVEN_BATCH_ECHO to 'on' 41 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 42 | 43 | @REM set %HOME% to equivalent of $HOME 44 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 45 | 46 | @REM Execute a user defined script before this one 47 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 48 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 49 | if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" 50 | if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd" 51 | :skipRcPre 52 | 53 | @setlocal 54 | 55 | set ERROR_CODE=0 56 | 57 | @REM To isolate internal variables from possible post scripts, we use another setlocal 58 | @setlocal 59 | 60 | @REM ==== START VALIDATION ==== 61 | if not "%JAVA_HOME%" == "" goto OkJHome 62 | 63 | echo. 64 | echo Error: JAVA_HOME not found in your environment. >&2 65 | echo Please set the JAVA_HOME variable in your environment to match the >&2 66 | echo location of your Java installation. >&2 67 | echo. 68 | goto error 69 | 70 | :OkJHome 71 | if exist "%JAVA_HOME%\bin\java.exe" goto init 72 | 73 | echo. 74 | echo Error: JAVA_HOME is set to an invalid directory. >&2 75 | echo JAVA_HOME = "%JAVA_HOME%" >&2 76 | echo Please set the JAVA_HOME variable in your environment to match the >&2 77 | echo location of your Java installation. >&2 78 | echo. 79 | goto error 80 | 81 | @REM ==== END VALIDATION ==== 82 | 83 | :init 84 | 85 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 86 | @REM Fallback to current working directory if not found. 87 | 88 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 89 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 90 | 91 | set EXEC_DIR=%CD% 92 | set WDIR=%EXEC_DIR% 93 | :findBaseDir 94 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 95 | cd .. 96 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 97 | set WDIR=%CD% 98 | goto findBaseDir 99 | 100 | :baseDirFound 101 | set MAVEN_PROJECTBASEDIR=%WDIR% 102 | cd "%EXEC_DIR%" 103 | goto endDetectBaseDir 104 | 105 | :baseDirNotFound 106 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 107 | cd "%EXEC_DIR%" 108 | 109 | :endDetectBaseDir 110 | 111 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 112 | 113 | @setlocal EnableExtensions EnableDelayedExpansion 114 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 115 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 116 | 117 | :endReadAdditionalConfig 118 | 119 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 120 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 121 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 122 | 123 | set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar" 124 | FOR /F "tokens=1,2 delims==" %%A IN (%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties) DO ( 125 | IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B 126 | ) 127 | 128 | @REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 129 | @REM This allows using the maven wrapper in projects that prohibit checking in binary data. 130 | if exist %WRAPPER_JAR% ( 131 | echo Found %WRAPPER_JAR% 132 | ) else ( 133 | echo Couldn't find %WRAPPER_JAR%, downloading it ... 134 | echo Downloading from: %DOWNLOAD_URL% 135 | powershell -Command "(New-Object Net.WebClient).DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')" 136 | echo Finished downloading %WRAPPER_JAR% 137 | ) 138 | @REM End of extension 139 | 140 | %MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 141 | if ERRORLEVEL 1 goto error 142 | goto end 143 | 144 | :error 145 | set ERROR_CODE=1 146 | 147 | :end 148 | @endlocal & set ERROR_CODE=%ERROR_CODE% 149 | 150 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost 151 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 152 | if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" 153 | if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd" 154 | :skipRcPost 155 | 156 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 157 | if "%MAVEN_BATCH_PAUSE%" == "on" pause 158 | 159 | if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE% 160 | 161 | exit /B %ERROR_CODE% 162 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 4.0.0 6 | 7 | org.springframework.boot 8 | spring-boot-starter-parent 9 | 2.1.1.RELEASE 10 | 11 | 12 | com.example 13 | r2dbc 14 | 0.0.1-SNAPSHOT 15 | r2dbc 16 | Demo project for Spring Boot 17 | 18 | 19 | 1.8 20 | 21 | 22 | 23 | 24 | 25 | org.springframework.data 26 | spring-data-r2dbc 27 | 1.0.0.M1 28 | 29 | 30 | 31 | 32 | io.r2dbc 33 | r2dbc-postgresql 34 | 1.0.0.M6 35 | 36 | 37 | 38 | 39 | 40 | org.springframework.boot 41 | spring-boot-starter-webflux 42 | 43 | 44 | 45 | org.projectlombok 46 | lombok 47 | true 48 | 49 | 50 | org.springframework.boot 51 | spring-boot-starter-test 52 | test 53 | 54 | 55 | io.projectreactor 56 | reactor-test 57 | test 58 | 59 | 60 | 61 | 62 | 63 | spring-libs-milestone 64 | https://repo.spring.io/libs-milestone 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | org.springframework.boot 74 | spring-boot-maven-plugin 75 | 76 | 77 | 78 | 79 | 80 | -------------------------------------------------------------------------------- /reactive-sql.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | -------------------------------------------------------------------------------- /src/main/java/com/example/r2dbc/R2dbcApplication.java: -------------------------------------------------------------------------------- 1 | package com.example.r2dbc; 2 | 3 | import io.r2dbc.postgresql.PostgresqlConnectionConfiguration; 4 | import io.r2dbc.postgresql.PostgresqlConnectionFactory; 5 | import io.r2dbc.spi.ConnectionFactory; 6 | import lombok.AllArgsConstructor; 7 | import lombok.Data; 8 | import lombok.NoArgsConstructor; 9 | import org.springframework.boot.SpringApplication; 10 | import org.springframework.boot.autoconfigure.SpringBootApplication; 11 | import org.springframework.context.annotation.Bean; 12 | import org.springframework.context.annotation.Configuration; 13 | import org.springframework.data.annotation.Id; 14 | import org.springframework.data.r2dbc.config.AbstractR2dbcConfiguration; 15 | import org.springframework.data.r2dbc.repository.config.EnableR2dbcRepositories; 16 | import org.springframework.data.r2dbc.repository.query.Query; 17 | import org.springframework.data.repository.reactive.ReactiveCrudRepository; 18 | import reactor.core.publisher.Flux; 19 | 20 | @SpringBootApplication 21 | public class R2dbcApplication { 22 | 23 | public static void main(String[] args) { 24 | SpringApplication.run(R2dbcApplication.class, args); 25 | } 26 | 27 | } 28 | 29 | 30 | 31 | 32 | /* 33 | @Repository 34 | class ReservationRepository { 35 | 36 | private final ConnectionFactory connectionFactory; 37 | 38 | ReservationRepository(ConnectionFactory connectionFactory) { 39 | this.connectionFactory = connectionFactory; 40 | } 41 | 42 | Mono deleteById(Integer id) { 43 | return this.connection() 44 | .flatMapMany(c -> c.createStatement("delete from reservation where id = $1") 45 | .bind("$1", id) 46 | .execute() 47 | ).then(); 48 | } 49 | 50 | Flux findAll() { 51 | return this.connection() 52 | .flatMapMany(connection -> 53 | Flux 54 | .from(connection.createStatement("select * from reservation").execute()) 55 | .flatMap((Result r) -> r.map((row, rowMetadata) -> new Reservation( 56 | row.get("id", Integer.class), 57 | row.get("name", String.class))))); 58 | } 59 | 60 | 61 | Flux save(Reservation r) { 62 | 63 | Flux flatMapMany = this.connection() 64 | .flatMapMany(conn -> conn.createStatement("insert into reservation( name) values ($1)") 65 | .bind("$1", r.getName()) 66 | .add() 67 | .execute() 68 | ); 69 | return flatMapMany.switchMap(x -> Flux.just(new Reservation(r.getId(), r.getName()))); 70 | } 71 | 72 | private Mono connection() { 73 | return Mono.from(this.connectionFactory.create()); 74 | } 75 | } 76 | */ 77 | 78 | @Data 79 | @AllArgsConstructor 80 | @NoArgsConstructor 81 | class Reservation { 82 | 83 | @Id 84 | private Integer id; 85 | private String name; 86 | } 87 | 88 | interface ReservationRepository extends ReactiveCrudRepository { 89 | 90 | @Query("select * from reservation where name = $1 ") 91 | Flux findByName(String name); 92 | } 93 | 94 | @Configuration 95 | @EnableR2dbcRepositories 96 | class R2dbcConfiguration extends AbstractR2dbcConfiguration { 97 | 98 | private final ConnectionFactory connectionFactory; 99 | 100 | R2dbcConfiguration(ConnectionFactory connectionFactory) { 101 | this.connectionFactory = connectionFactory; 102 | } 103 | 104 | @Override 105 | public ConnectionFactory connectionFactory() { 106 | return this.connectionFactory; 107 | } 108 | } 109 | 110 | @Configuration 111 | class ConnectionFactoryConfiguration { 112 | 113 | /* 114 | @Bean 115 | DatabaseClient databaseClient() { 116 | return DatabaseClient.create(connectionFactory()); 117 | } 118 | */ 119 | 120 | @Bean 121 | ConnectionFactory connectionFactory() { 122 | PostgresqlConnectionConfiguration config = 123 | PostgresqlConnectionConfiguration.builder() 124 | .database("orders") 125 | .password("0rd3rs") 126 | .username("orders") 127 | .host("localhost") 128 | .build(); 129 | return new PostgresqlConnectionFactory(config); 130 | 131 | } 132 | 133 | } -------------------------------------------------------------------------------- /src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | #spring.datasource.url = ... -------------------------------------------------------------------------------- /src/test/java/com/example/r2dbc/R2dbcApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.example.r2dbc; 2 | 3 | import org.junit.Test; 4 | import org.junit.runner.RunWith; 5 | import org.springframework.boot.test.context.SpringBootTest; 6 | import org.springframework.test.context.junit4.SpringRunner; 7 | 8 | @RunWith(SpringRunner.class) 9 | @SpringBootTest 10 | public class R2dbcApplicationTests { 11 | 12 | @Test 13 | public void contextLoads() { 14 | } 15 | 16 | } 17 | 18 | -------------------------------------------------------------------------------- /src/test/java/com/example/r2dbc/ReservationRepositoryTest.java: -------------------------------------------------------------------------------- 1 | package com.example.r2dbc; 2 | 3 | import org.junit.Test; 4 | import org.junit.runner.RunWith; 5 | import org.springframework.beans.factory.annotation.Autowired; 6 | import org.springframework.boot.test.context.SpringBootTest; 7 | import org.springframework.test.context.junit4.SpringRunner; 8 | import reactor.core.publisher.Flux; 9 | import reactor.test.StepVerifier; 10 | 11 | /** 12 | * @author Josh Long 13 | */ 14 | @SpringBootTest 15 | @RunWith(SpringRunner.class) 16 | public class ReservationRepositoryTest { 17 | 18 | 19 | @Autowired 20 | private ReservationRepository reservationRepository; 21 | 22 | @Test 23 | public void all() { 24 | 25 | Flux deleteAll = this.reservationRepository.findAll().flatMap(r -> this.reservationRepository.deleteById(r.getId())); 26 | StepVerifier 27 | .create(deleteAll) 28 | .expectNextCount(0) 29 | .verifyComplete(); 30 | 31 | Flux reservationFlux = Flux.just("first", "second", "third") 32 | .map(name -> new Reservation(null, name)) 33 | .flatMap(r -> this.reservationRepository.save(r)); 34 | StepVerifier 35 | .create(reservationFlux) 36 | .expectNextCount(3) 37 | .verifyComplete(); 38 | 39 | Flux all = this.reservationRepository.findAll(); 40 | StepVerifier 41 | .create(all) 42 | .expectNextCount(3) 43 | .verifyComplete(); 44 | 45 | Flux first = this.reservationRepository.findByName("first"); 46 | StepVerifier 47 | .create( first) 48 | .expectNextCount(1) 49 | .verifyComplete(); 50 | 51 | } 52 | 53 | 54 | } --------------------------------------------------------------------------------