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Merge branch 'master' of https://github.com/OtusTeam/Spring

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stvort
2023-08-26 11:28:32 +04:00
parent b461866993 5c40b2068d
commit afbcb23d33
46 changed files with 1802 additions and 0 deletions
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2023-03/spring-36-docker/docker-compose-example/.gitignore
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HELP.md
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**
!**/src/test/**
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
### VS Code ###
.vscode/
2023-03/spring-36-docker/docker-compose-example/.mvn/wrapper/MavenWrapperDownloader.java
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/*
* Copyright 2007-present the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.net.*;
import java.io.*;
import java.nio.channels.*;
import java.util.Properties;
public class MavenWrapperDownloader {
private static final String WRAPPER_VERSION = "0.5.6";
/**
* Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
*/
private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
+ WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
/**
* Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
* use instead of the default one.
*/
private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
".mvn/wrapper/maven-wrapper.properties";
/**
* Path where the maven-wrapper.jar will be saved to.
*/
private static final String MAVEN_WRAPPER_JAR_PATH =
".mvn/wrapper/maven-wrapper.jar";
/**
* Name of the property which should be used to override the default download url for the wrapper.
*/
private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
public static void main(String args[]) {
System.out.println("- Downloader started");
File baseDirectory = new File(args[0]);
System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
// If the maven-wrapper.properties exists, read it and check if it contains a custom
// wrapperUrl parameter.
File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
String url = DEFAULT_DOWNLOAD_URL;
if(mavenWrapperPropertyFile.exists()) {
FileInputStream mavenWrapperPropertyFileInputStream = null;
try {
mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
Properties mavenWrapperProperties = new Properties();
mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
} catch (IOException e) {
System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
} finally {
try {
if(mavenWrapperPropertyFileInputStream != null) {
mavenWrapperPropertyFileInputStream.close();
}
} catch (IOException e) {
// Ignore ...
}
}
}
System.out.println("- Downloading from: " + url);
File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
if(!outputFile.getParentFile().exists()) {
if(!outputFile.getParentFile().mkdirs()) {
System.out.println(
"- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
}
}
System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
try {
downloadFileFromURL(url, outputFile);
System.out.println("Done");
System.exit(0);
} catch (Throwable e) {
System.out.println("- Error downloading");
e.printStackTrace();
System.exit(1);
}
}
private static void downloadFileFromURL(String urlString, File destination) throws Exception {
if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
String username = System.getenv("MVNW_USERNAME");
char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
Authenticator.setDefault(new Authenticator() {
@Override
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(username, password);
}
});
}
URL website = new URL(urlString);
ReadableByteChannel rbc;
rbc = Channels.newChannel(website.openStream());
FileOutputStream fos = new FileOutputStream(destination);
fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
fos.close();
rbc.close();
}
}
2023-03/spring-36-docker/docker-compose-example/.mvn/wrapper/maven-wrapper.jar
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2023-03/spring-36-docker/docker-compose-example/.mvn/wrapper/maven-wrapper.properties
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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.3/apache-maven-3.6.3-bin.zip
wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar
2023-03/spring-36-docker/docker-compose-example/Dockerfile
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FROM openjdk:11-jre-slim
COPY /target/docker-compose-example.jar /app/app.jar
EXPOSE 8080
ENTRYPOINT ["java", "-jar", "/app/app.jar"]
2023-03/spring-36-docker/docker-compose-example/docker-compose.yml
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version: '3'
services:
app:
build:
context: .
dockerfile: Dockerfile
ports:
- "8080:8080"
# Эти свойства перегружают соответствующие в application.yml
environment:
- SPRING_DATASOURCE_URL=jdbc:postgresql://postgres:5432/db
- SPRING_DATASOURCE_USERNAME=postgres
- SPRING_DATASOURCE_PASSWORD=postgres
postgres:
image: "postgres:13"
ports:
- "5432:5432"
environment:
- POSTGRES_USER=postgres
- POSTGRES_PASSWORD=postgres
- POSTGRES_DB=db
2023-03/spring-36-docker/docker-compose-example/mvnw
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#!/bin/sh
# ----------------------------------------------------------------------------
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# ----------------------------------------------------------------------------
# ----------------------------------------------------------------------------
# Maven Start Up Batch script
#
# Required ENV vars:
# ------------------
# JAVA_HOME - location of a JDK home dir
#
# Optional ENV vars
# -----------------
# M2_HOME - location of maven2's installed home dir
# MAVEN_OPTS - parameters passed to the Java VM when running Maven
# e.g. to debug Maven itself, use
# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
# MAVEN_SKIP_RC - flag to disable loading of mavenrc files
# ----------------------------------------------------------------------------
if [ -z "$MAVEN_SKIP_RC" ] ; then
if [ -f /etc/mavenrc ] ; then
. /etc/mavenrc
fi
if [ -f "$HOME/.mavenrc" ] ; then
. "$HOME/.mavenrc"
fi
fi
# OS specific support. $var _must_ be set to either true or false.
cygwin=false;
darwin=false;
mingw=false
case "`uname`" in
CYGWIN*) cygwin=true ;;
MINGW*) mingw=true;;
Darwin*) darwin=true
# Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
# See https://developer.apple.com/library/mac/qa/qa1170/_index.html
if [ -z "$JAVA_HOME" ]; then
if [ -x "/usr/libexec/java_home" ]; then
export JAVA_HOME="`/usr/libexec/java_home`"
else
export JAVA_HOME="/Library/Java/Home"
fi
fi
;;
esac
if [ -z "$JAVA_HOME" ] ; then
if [ -r /etc/gentoo-release ] ; then
JAVA_HOME=`java-config --jre-home`
fi
fi
if [ -z "$M2_HOME" ] ; then
## resolve links - $0 may be a link to maven's home
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"`/$link"
fi
done
saveddir=`pwd`
M2_HOME=`dirname "$PRG"`/..
# make it fully qualified
M2_HOME=`cd "$M2_HOME" && pwd`
cd "$saveddir"
# echo Using m2 at $M2_HOME
fi
# For Cygwin, ensure paths are in UNIX format before anything is touched
if $cygwin ; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --unix "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
fi
# For Mingw, ensure paths are in UNIX format before anything is touched
if $mingw ; then
[ -n "$M2_HOME" ] &&
M2_HOME="`(cd "$M2_HOME"; pwd)`"
[ -n "$JAVA_HOME" ] &&
JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
fi
if [ -z "$JAVA_HOME" ]; then
javaExecutable="`which javac`"
if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
# readlink(1) is not available as standard on Solaris 10.
readLink=`which readlink`
if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
if $darwin ; then
javaHome="`dirname \"$javaExecutable\"`"
javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
else
javaExecutable="`readlink -f \"$javaExecutable\"`"
fi
javaHome="`dirname \"$javaExecutable\"`"
javaHome=`expr "$javaHome" : '\(.*\)/bin'`
JAVA_HOME="$javaHome"
export JAVA_HOME
fi
fi
fi
if [ -z "$JAVACMD" ] ; then
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
else
JAVACMD="`which java`"
fi
fi
if [ ! -x "$JAVACMD" ] ; then
echo "Error: JAVA_HOME is not defined correctly." >&2
echo " We cannot execute $JAVACMD" >&2
exit 1
fi
if [ -z "$JAVA_HOME" ] ; then
echo "Warning: JAVA_HOME environment variable is not set."
fi
CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
# traverses directory structure from process work directory to filesystem root
# first directory with .mvn subdirectory is considered project base directory
find_maven_basedir() {
if [ -z "$1" ]
then
echo "Path not specified to find_maven_basedir"
return 1
fi
basedir="$1"
wdir="$1"
while [ "$wdir" != '/' ] ; do
if [ -d "$wdir"/.mvn ] ; then
basedir=$wdir
break
fi
# workaround for JBEAP-8937 (on Solaris 10/Sparc)
if [ -d "${wdir}" ]; then
wdir=`cd "$wdir/.."; pwd`
fi
# end of workaround
done
echo "${basedir}"
}
# concatenates all lines of a file
concat_lines() {
if [ -f "$1" ]; then
echo "$(tr -s '\n' ' ' < "$1")"
fi
}
BASE_DIR=`find_maven_basedir "$(pwd)"`
if [ -z "$BASE_DIR" ]; then
exit 1;
fi
##########################################################################################
# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
# This allows using the maven wrapper in projects that prohibit checking in binary data.
##########################################################################################
if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found .mvn/wrapper/maven-wrapper.jar"
fi
else
if [ "$MVNW_VERBOSE" = true ]; then
echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
fi
if [ -n "$MVNW_REPOURL" ]; then
jarUrl="$MVNW_REPOURL/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
else
jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
fi
while IFS="=" read key value; do
case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
esac
done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
if [ "$MVNW_VERBOSE" = true ]; then
echo "Downloading from: $jarUrl"
fi
wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
if $cygwin; then
wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
fi
if command -v wget > /dev/null; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found wget ... using wget"
fi
if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
wget "$jarUrl" -O "$wrapperJarPath"
else
wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath"
fi
elif command -v curl > /dev/null; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found curl ... using curl"
fi
if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
curl -o "$wrapperJarPath" "$jarUrl" -f
else
curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
fi
else
if [ "$MVNW_VERBOSE" = true ]; then
echo "Falling back to using Java to download"
fi
javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
# For Cygwin, switch paths to Windows format before running javac
if $cygwin; then
javaClass=`cygpath --path --windows "$javaClass"`
fi
if [ -e "$javaClass" ]; then
if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
if [ "$MVNW_VERBOSE" = true ]; then
echo " - Compiling MavenWrapperDownloader.java ..."
fi
# Compiling the Java class
("$JAVA_HOME/bin/javac" "$javaClass")
fi
if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
# Running the downloader
if [ "$MVNW_VERBOSE" = true ]; then
echo " - Running MavenWrapperDownloader.java ..."
fi
("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR")
fi
fi
fi
fi
##########################################################################################
# End of extension
##########################################################################################
export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
if [ "$MVNW_VERBOSE" = true ]; then
echo $MAVEN_PROJECTBASEDIR
fi
MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
# For Cygwin, switch paths to Windows format before running java
if $cygwin; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --path --windows "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
[ -n "$MAVEN_PROJECTBASEDIR" ] &&
MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
fi
# Provide a "standardized" way to retrieve the CLI args that will
# work with both Windows and non-Windows executions.
MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
export MAVEN_CMD_LINE_ARGS
WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
exec "$JAVACMD" \
$MAVEN_OPTS \
-classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
"-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"
2023-03/spring-36-docker/docker-compose-example/mvnw.cmd
Vendored
+182
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@REM ----------------------------------------------------------------------------
@REM Licensed to the Apache Software Foundation (ASF) under one
@REM or more contributor license agreements. See the NOTICE file
@REM distributed with this work for additional information
@REM regarding copyright ownership. The ASF licenses this file
@REM to you under the Apache License, Version 2.0 (the
@REM "License"); you may not use this file except in compliance
@REM with the License. You may obtain a copy of the License at
@REM
@REM https://www.apache.org/licenses/LICENSE-2.0
@REM
@REM Unless required by applicable law or agreed to in writing,
@REM software distributed under the License is distributed on an
@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@REM KIND, either express or implied. See the License for the
@REM specific language governing permissions and limitations
@REM under the License.
@REM ----------------------------------------------------------------------------
@REM ----------------------------------------------------------------------------
@REM Maven Start Up Batch script
@REM
@REM Required ENV vars:
@REM JAVA_HOME - location of a JDK home dir
@REM
@REM Optional ENV vars
@REM M2_HOME - location of maven2's installed home dir
@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------
@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM set title of command window
title %0
@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
@REM set %HOME% to equivalent of $HOME
if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
@REM Execute a user defined script before this one
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
@REM check for pre script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
:skipRcPre
@setlocal
set ERROR_CODE=0
@REM To isolate internal variables from possible post scripts, we use another setlocal
@setlocal
@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome
echo.
echo Error: JAVA_HOME not found in your environment. >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init
echo.
echo Error: JAVA_HOME is set to an invalid directory. >&2
echo JAVA_HOME = "%JAVA_HOME%" >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
@REM ==== END VALIDATION ====
:init
@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
@REM Fallback to current working directory if not found.
set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
set EXEC_DIR=%CD%
set WDIR=%EXEC_DIR%
:findBaseDir
IF EXIST "%WDIR%"\.mvn goto baseDirFound
cd ..
IF "%WDIR%"=="%CD%" goto baseDirNotFound
set WDIR=%CD%
goto findBaseDir
:baseDirFound
set MAVEN_PROJECTBASEDIR=%WDIR%
cd "%EXEC_DIR%"
goto endDetectBaseDir
:baseDirNotFound
set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
cd "%EXEC_DIR%"
:endDetectBaseDir
IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
@setlocal EnableExtensions EnableDelayedExpansion
for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
:endReadAdditionalConfig
SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
FOR /F "tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
)
@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
if exist %WRAPPER_JAR% (
if "%MVNW_VERBOSE%" == "true" (
echo Found %WRAPPER_JAR%
)
) else (
if not "%MVNW_REPOURL%" == "" (
SET DOWNLOAD_URL="%MVNW_REPOURL%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
)
if "%MVNW_VERBOSE%" == "true" (
echo Couldn't find %WRAPPER_JAR%, downloading it ...
echo Downloading from: %DOWNLOAD_URL%
)
powershell -Command "&{"^
"$webclient = new-object System.Net.WebClient;"^
"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
"}"^
"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
"}"
if "%MVNW_VERBOSE%" == "true" (
echo Finished downloading %WRAPPER_JAR%
)
)
@REM End of extension
@REM Provide a "standardized" way to retrieve the CLI args that will
@REM work with both Windows and non-Windows executions.
set MAVEN_CMD_LINE_ARGS=%*
%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
if ERRORLEVEL 1 goto error
goto end
:error
set ERROR_CODE=1
:end
@endlocal & set ERROR_CODE=%ERROR_CODE%
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
@REM check for post script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
:skipRcPost
@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
if "%MAVEN_BATCH_PAUSE%" == "on" pause
if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
exit /B %ERROR_CODE%
2023-03/spring-36-docker/docker-compose-example/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.5.1</version>
<relativePath/>
</parent>
<groupId>ru.otus.spring</groupId>
<artifactId>docker-compose-example</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>docker-compose-example</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>11</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<scope>test</scope>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
<exclusions>
<exclusion>
<groupId>org.junit.vintage</groupId>
<artifactId>junit-vintage-engine</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
<finalName>docker-compose-example</finalName>
</build>
</project>
2023-03/spring-36-docker/docker-compose-example/readme.txt
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./mvnw package
docker-compose up
curl http://localhost:8080/api/persons
2023-03/spring-36-docker/docker-compose-example/src/main/java/ru/otus/spring/docker/DockerComposeExampleApplication.java
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package ru.otus.spring.docker;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import ru.otus.spring.docker.model.Person;
import ru.otus.spring.docker.repository.PersonRepository;
@SpringBootApplication
@EnableJpaRepositories
public class DockerComposeExampleApplication {
public static void main(String[] args) {
//Код для примера, делать так конечно нельзя :)
ApplicationContext context = SpringApplication.run(DockerComposeExampleApplication.class, args);
PersonRepository repository = context.getBean(PersonRepository.class);
repository.save(new Person("Ivan", "Ivanov"));
System.out.println(repository.findAll());
}
}
2023-03/spring-36-docker/docker-compose-example/src/main/java/ru/otus/spring/docker/model/Person.java
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package ru.otus.spring.docker.model;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Data
@Entity
@AllArgsConstructor
@NoArgsConstructor
public class Person {
@GeneratedValue(strategy = GenerationType.AUTO)
@Id
private Integer id;
private String name;
private String lastName;
public Person(String name, String lastName) {
this.name = name;
this.lastName = lastName;
}
}
2023-03/spring-36-docker/docker-compose-example/src/main/java/ru/otus/spring/docker/repository/PersonRepository.java
+7
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package ru.otus.spring.docker.repository;
import org.springframework.data.jpa.repository.JpaRepository;
import ru.otus.spring.docker.model.Person;
public interface PersonRepository extends JpaRepository<Person, Integer> {
}
2023-03/spring-36-docker/docker-compose-example/src/main/java/ru/otus/spring/docker/rest/PersonController.java
+21
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package ru.otus.spring.docker.rest;
import lombok.RequiredArgsConstructor;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import ru.otus.spring.docker.model.Person;
import ru.otus.spring.docker.repository.PersonRepository;
import java.util.List;
@RestController
@RequiredArgsConstructor
public class PersonController {
private final PersonRepository repository;
@GetMapping("/api/persons")
public List<Person> getAllPersons() {
return this.repository.findAll();
}
}
2023-03/spring-36-docker/docker-compose-example/src/main/resources/application.yml
+8
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spring:
datasource:
# Эти свойства будут перегружены свойствами в docker-compose.yml
url: jdbc:postgresql://localhost:5432/db
username: postgres
password: postgres
jpa:
generate-ddl: true
2023-03/spring-36-docker/docker-compose-example/src/main/resources/static/index.html
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@@ -0,0 +1,12 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Главная страницв</title>
</head>
<body>
<h1>Главная страница</h1>
<p>Список всех лиц доступен по <a href="api/persons" target="_blank">ссылке</a>.</p>
<p>Перезапустив приложение можно добавить ещё в БД.</p>
</body>
</html>
2023-03/spring-36-docker/docker-compose-example/src/test/java/ru/otus/spring/docker/DockerComposeExampleApplicationTests.java
+15
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package ru.otus.spring.docker;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
@AutoConfigureTestDatabase
class DockerComposeExampleApplicationTests {
@Test
void contextLoads() {
}
}
2023-03/spring-36-docker/helloWorld.txt
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@@ -0,0 +1,20 @@
docker image ls
docker pull hello-world
docker image ls
docker image rm hello-world
docker ps
docker run hello-world
docker ps
docker run hello-world
docker ps -all
docker run --rm hello-world
docker run -it --name=ubuntu-run ubuntu bash
docker start ubuntu-run
docker exec -it ubuntu-run bash
docker run -d -p:8080:80 --name=my-nginx nginx
docker ps -a
curl http://localhost:8080
docker kill my-nginx
docker rm my-nginx
2023-03/spring-36-docker/image/Dockerfile
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@@ -0,0 +1,4 @@
FROM nginx:1.11-alpine
COPY index.html /usr/share/nginx/html/index.html
EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]
2023-03/spring-36-docker/image/index.html
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<h1>Hello World</h1>
2023-03/spring-36-docker/image/readme.txt
+5
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docker build -t my-demo-image:v1 .
docker images | grep my-demo-image
docker run -p:80:80 --rm my-demo-image:v1
docker ps
curl http://localhost
2023-05/spring-21-reactor/.gitignore
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@@ -0,0 +1,7 @@
.idea/
*.iml
target/
/node_modules
/output
2023-05/spring-21-reactor/pom.xml
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@@ -0,0 +1,70 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ru.otus</groupId>
<artifactId>spring-21-reactor</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.0</version>
</parent>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-bom</artifactId>
<version>2022.0.7</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>3.1.0</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-core</artifactId>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
</dependency>
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
</project>
2023-05/spring-21-reactor/src/main/java/ru/otus/CreateExample.java
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package ru.otus;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import reactor.core.Disposable;
import reactor.core.publisher.Flux;
public class CreateExample {
private static final Logger logger = LoggerFactory.getLogger(CreateExample.class);
public static void main(String[] args) {
onEachNext();
//lazyObservable();
//creatorExample();
}
private static void onEachNext() {
Flux<String> obs = Flux.just("one", "two", "three");
obs.doFirst(() -> logger.info("Starring:"))
.doOnComplete(() -> logger.info("The end!"))
.doOnEach(item -> logger.info("item_1:{}", item.get()))
.subscribe();
logger.info("-----");
obs.doOnNext(item -> logger.info("item_2:{}", item))
.map(String::length)
.doOnNext(item -> logger.info("length_2:{}", item))
.subscribe();
}
private static void lazyObservable() {
Flux<String> obs = Flux.defer(() -> {
logger.info("creating new Observable");
return Flux.just("one", "two", "three");
});
obs.doOnNext(item -> logger.info("item_1:{}", item))
.subscribe();
logger.info("---------------");
obs.doOnNext(item -> logger.info("item_2:{}", item))
.subscribe();
}
private static void creatorExample() {
Flux<String> obs = Flux.create(emitter -> {
emitter.next("one");
emitter.next("two");
emitter.error(new RuntimeException("Error!"));
emitter.next("three");
emitter.complete();
});
obs.onErrorResume(e -> {
logger.error("error:{}", e.getMessage(), e);
return Flux.just("r1", "r2", "r3");
})
.doOnNext(item -> logger.info("item__1:{}", item))
.subscribe();
logger.info("---------------");
Disposable disposable = obs.doOnNext(item -> logger.info("item__2:{}", item))
.subscribe(next -> logger.info("next:{}", next),
error -> logger.info("error:{}", error.getMessage()),
() -> logger.info("onComplete"));
logger.info("isDisposed:{}", disposable.isDisposed());
}
}
2023-05/spring-21-reactor/src/main/java/ru/otus/OperatorsExample.java
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package ru.otus;
import java.time.LocalDate;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import reactor.core.publisher.Flux;
public class OperatorsExample {
private static final Logger logger = LoggerFactory.getLogger(OperatorsExample.class);
public static void main(String[] args) {
//merge();
fromList();
}
private static void merge() {
var listFlux1 = Flux.fromIterable(List.of(
new Person("John", "Dow", "male", LocalDate.of(1992, 3, 12)),
new Person("Jane", "Dow", "female", LocalDate.of(2001, 6, 23))));
var listFlux2 = Flux.fromIterable(List.of(
new Person("Howard", "Lovecraft", "male", LocalDate.of(1890, 8, 20)),
new Person("Joanne", "Rowling", "female", LocalDate.of(1965, 6, 30))));
var listFlux3 = Flux.fromIterable(List.of(
new Person("Ivan", "Petrov", "male", LocalDate.of(1890, 2, 10)),
new Person("Joanne", "Stuard", "female", LocalDate.of(1965, 1, 3))));
Flux.merge(listFlux1, listFlux2, listFlux3)
.subscribe(person -> logger.info("person:{}", person));
}
private static void fromList() {
var persons = List.of(
new Person("John", "Dow", "male", LocalDate.of(1992, 3, 12)),
new Person("Jane", "Dow", "female", LocalDate.of(2001, 6, 23)),
new Person("Howard", "Lovecraft", "male", LocalDate.of(1890, 8, 20)),
new Person("Joanne", "Rowling", "female", LocalDate.of(1965, 6, 30)));
var disposable = Flux.fromIterable(persons)
.filter(person -> person.birth().isAfter(LocalDate.of(1990, 1, 1)))
.map(p -> p.firstName() + " " + p.lastName())
.collectList()
.subscribe(item -> logger.info("item: {}", item));
logger.info("disposable.isDisposed:{}", disposable.isDisposed());
}
}
2023-05/spring-21-reactor/src/main/java/ru/otus/Person.java
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package ru.otus;
import java.time.LocalDate;
public record Person(String firstName, String lastName, String gender, LocalDate birth) {
}
2023-05/spring-21-reactor/src/main/java/ru/otus/PublisherExample.java
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package ru.otus;
import java.time.Duration;
import java.util.function.BiFunction;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import reactor.core.publisher.ConnectableFlux;
import reactor.core.publisher.Flux;
import reactor.core.publisher.SynchronousSink;
import reactor.core.scheduler.Schedulers;
public class PublisherExample {
private static final Logger logger = LoggerFactory.getLogger(PublisherExample.class);
public static void main(String[] args) throws Exception {
publisherExample();
}
public static void publisherExample() throws InterruptedException {
Flux<String> ob = magicPublisher();
Thread.sleep(5000);
logger.info("First subscribed");
var disposable1 = ob.subscribe(item -> logger.info("item: {}", item));
logger.info("disposable1.isDisposed:{}", disposable1.isDisposed());
Thread.sleep(5000);
logger.info("Second subscribed");
var disposable2 = ob.subscribe(item -> logger.info("item second: {}", item));
logger.info("disposable2.isDisposed():{}", disposable2.isDisposed());
Thread.sleep(60_000);
}
public static Flux<String> magicPublisher() {
var schedulerGenerator = Schedulers.newParallel("generator", 1);
var generator = Flux.generate(
() -> 0L,
(BiFunction<Long, SynchronousSink<Long>, Long>)
(prev, sink) -> {
var newValue = prev + 1;
sink.next(newValue);
logger.info("newValue:{}", newValue);
return newValue;
})
.delayElements(Duration.ofSeconds(5), schedulerGenerator)
.map(id -> "new id:" + id)
.doOnNext(val -> logger.info("val:{}", val));
ConnectableFlux<String> generatorConnectable = generator.publish();
return generatorConnectable.autoConnect(0);
}
}
2023-05/spring-22-webflux/.gitignore
+4
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@@ -0,0 +1,4 @@
.idea/
*.iml
target/
2023-05/spring-22-webflux/HttpRequests.http
+47
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@@ -0,0 +1,47 @@
###
GET http://localhost:8080/flux/one
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/flux/ten
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/stream
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/person
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/person/1
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/func/person?name=Lermontov
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/func/person?age=22
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
###
GET http://localhost:8080/func/person/1
Accept: */*
Content-Type: application/json
Cache-Control: no-cache
2023-05/spring-22-webflux/docker/runDb.src
Executable
+6
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@@ -0,0 +1,6 @@
docker run --rm --name pg-docker \
-e POSTGRES_PASSWORD=pwd \
-e POSTGRES_USER=usr \
-e POSTGRES_DB=demoDB \
-p 5430:5432 \
postgres:13
2023-05/spring-22-webflux/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ru.otus</groupId>
<artifactId>spring-22-webflux</artifactId>
<version>1.0</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.0</version>
</parent>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jdbc</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-r2dbc</artifactId>
</dependency>
<dependency>
<groupId>org.flywaydb</groupId>
<artifactId>flyway-core</artifactId>
</dependency>
<dependency>
<groupId>io.r2dbc</groupId>
<artifactId>r2dbc-postgresql</artifactId>
<version>0.8.13.RELEASE</version>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>42.6.0</version>
</dependency>
<dependency>
<groupId>org.jetbrains</groupId>
<artifactId>annotations</artifactId>
<version>24.0.1</version>
</dependency>
<!-- Тестирование -->
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/DataFiller.java
+34
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@@ -0,0 +1,34 @@
package ru.otus.spring;
import java.util.Arrays;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.ApplicationRunner;
import org.springframework.stereotype.Component;
import reactor.core.scheduler.Scheduler;
import ru.otus.spring.domain.Person;
import ru.otus.spring.repository.PersonRepository;
@Component
public class DataFiller implements ApplicationRunner {
private static final Logger logger = LoggerFactory.getLogger(DataFiller.class);
private final PersonRepository personRepository;
private final Scheduler workerPool;
public DataFiller(PersonRepository personRepository, Scheduler workerPool) {
this.personRepository = personRepository;
this.workerPool = workerPool;
}
@Override
public void run(ApplicationArguments args) {
personRepository.saveAll(Arrays.asList(
new Person("Pushkin", 22),
new Person("Lermontov", 22),
new Person("Tolstoy", 60)
)).publishOn(workerPool)
.subscribe(savedPerson -> logger.info("saved person:{}", savedPerson));
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/FunctionalEndpointsConfig.java
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package ru.otus.spring;
import org.apache.commons.lang3.StringUtils;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.ServerRequest;
import org.springframework.web.reactive.function.server.ServerResponse;
import reactor.core.publisher.Mono;
import ru.otus.spring.domain.Person;
import ru.otus.spring.repository.PersonRepository;
import static org.springframework.http.MediaType.APPLICATION_JSON;
import static org.springframework.web.reactive.function.BodyInserters.fromValue;
import static org.springframework.web.reactive.function.server.RequestPredicates.accept;
import static org.springframework.web.reactive.function.server.RequestPredicates.queryParam;
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
import static org.springframework.web.reactive.function.server.ServerResponse.badRequest;
import static org.springframework.web.reactive.function.server.ServerResponse.notFound;
import static org.springframework.web.reactive.function.server.ServerResponse.ok;
@Configuration
public class FunctionalEndpointsConfig {
@Bean
public RouterFunction<ServerResponse> composedRoutes(PersonRepository repository) {
return route()
// эта функция должна стоять раньше findAll - порядок следования роутов - важен
.GET("/func/person",
queryParam("name", StringUtils::isNotEmpty),
request -> request.queryParam("name")
.map(name -> ok().body(repository.findAllByLastName(name), Person.class))
.orElse(badRequest().build())
)
// пример другой реализации - начиная с запроса репозитория
.GET("/func/person", queryParam("age", StringUtils::isNotEmpty),
req ->
repository.findAllByAge(req.queryParam("age")
.map(Integer::parseInt)
.orElseThrow(IllegalArgumentException::new))
.collectList()
.transform(persons -> ok().contentType(APPLICATION_JSON).body(persons, Person.class))
)
// Обратите внимание на использование хэндлера
.GET("/func/person", accept(APPLICATION_JSON), new PersonHandler(repository)::list)
// Обратите внимание на использование pathVariable
.GET("/func/person/{id}", accept(APPLICATION_JSON),
request -> repository.findById(Long.parseLong(request.pathVariable("id")))
.flatMap(person -> ok().contentType(APPLICATION_JSON).body(fromValue(person)))
.switchIfEmpty(notFound().build())
).build();
}
// Это пример хэндлера, который даже не бин
static class PersonHandler {
private final PersonRepository repository;
PersonHandler(PersonRepository repository) {
this.repository = repository;
}
Mono<ServerResponse> list(ServerRequest request) {
// Обратите внимание на пример другого порядка создания response от Flux
return ok().contentType(APPLICATION_JSON).body(repository.findAll(), Person.class);
}
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/WebfluxDemo.java
+16
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package ru.otus.spring;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class WebfluxDemo {
public static void main(String[] args) {
SpringApplication.run(WebfluxDemo.class);
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/config/ApplConfig.java
+39
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package ru.otus.spring.config;
import io.netty.channel.nio.NioEventLoopGroup;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicLong;
import org.springframework.boot.web.embedded.netty.NettyReactiveWebServerFactory;
import org.springframework.boot.web.reactive.server.ReactiveWebServerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers;
import reactor.util.annotation.NonNull;
@Configuration
public class ApplConfig {
private static final int THREAD_POOL_SIZE = 2;
@Bean
public ReactiveWebServerFactory reactiveWebServerFactory() {
var eventLoopGroup = new NioEventLoopGroup(THREAD_POOL_SIZE,
new ThreadFactory() {
private final AtomicLong threadIdGenerator = new AtomicLong(0);
@Override
public Thread newThread(@NonNull Runnable task) {
return new Thread(task, "server-thread-" + threadIdGenerator.incrementAndGet());
}
});
var factory = new NettyReactiveWebServerFactory();
factory.addServerCustomizers(builder -> builder.runOn(eventLoopGroup));
return factory;
}
@Bean
public Scheduler workerPool() {
return Schedulers.newParallel("worker-thread", THREAD_POOL_SIZE);
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/domain/Person.java
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package ru.otus.spring.domain;
import org.jetbrains.annotations.NotNull;
import org.springframework.data.annotation.Id;
import org.springframework.data.annotation.PersistenceCreator;
import org.springframework.data.relational.core.mapping.Table;
@Table("person")
public class Person {
@Id
private final Long id;
@NotNull
private final String lastName;
private final int age;
@PersistenceCreator
private Person(Long id, @NotNull String lastName, int age) {
this.id = id;
this.lastName = lastName;
this.age = age;
}
public Person(String lastName, int age) {
this(null, lastName, age);
}
public Long getId() {
return id;
}
public @NotNull String getLastName() {
return lastName;
}
public int getAge() {
return age;
}
@Override
public String toString() {
return "Person{" +
"id=" + id +
", lastName='" + lastName + '\'' +
", age=" + age +
'}';
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/domain/PersonDto.java
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package ru.otus.spring.domain;
public record PersonDto(String id, String name, int age) {
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/repository/PersonRepository.java
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package ru.otus.spring.repository;
import org.jetbrains.annotations.NotNull;
import org.springframework.data.repository.reactive.ReactiveCrudRepository;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import ru.otus.spring.domain.Person;
public interface PersonRepository extends ReactiveCrudRepository<Person, Long> {
@NotNull Mono<Person> findById(@NotNull Long id);
Mono<Person> save(Mono<Person> person);
Flux<Person> findAllByLastName(String lastName);
Flux<Person> findAllByAge(int age);
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/rest/AnnotatedController.java
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package ru.otus.spring.rest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import java.time.Duration;
import reactor.core.scheduler.Scheduler;
@RestController
public class AnnotatedController {
private static final Logger logger = LoggerFactory.getLogger(AnnotatedController.class);
private final Scheduler workerPool;
public AnnotatedController(Scheduler workerPool) {
this.workerPool = workerPool;
}
@GetMapping("/flux/one")
public Mono<String> one() {
return Mono.just("one");
}
@GetMapping(path ="/flux/ten", produces = MediaType.TEXT_EVENT_STREAM_VALUE)
public Flux<Integer> list() {
logger.info("list request");
return Flux.range(1, 10)
.delayElements(Duration.ofSeconds(1), workerPool)
.doOnNext(val -> logger.info("value:{}", val));
}
@GetMapping(path = "/stream", produces = MediaType.TEXT_EVENT_STREAM_VALUE)
public Flux<String> stream() {
logger.info("stream");
return Flux.generate(() -> 0, (state, emitter) -> {
emitter.next(state);
return state + 1;
})
.delayElements(Duration.ofSeconds(1L))
.map(Object::toString)
.map(val -> String.format("valStr:%s", val));
}
}
2023-05/spring-22-webflux/src/main/java/ru/otus/spring/rest/PersonController.java
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package ru.otus.spring.rest;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import ru.otus.spring.domain.Person;
import ru.otus.spring.domain.PersonDto;
import ru.otus.spring.repository.PersonRepository;
@RestController
public class PersonController {
private final PersonRepository repository;
public PersonController(PersonRepository repository) {
this.repository = repository;
}
@GetMapping("/person")
public Flux<PersonDto> all() {
return repository.findAll()
.map(this::toDto);
}
@GetMapping("/person/{id}")
public Mono<ResponseEntity<PersonDto>> byId(@PathVariable("id") Long id) {
return repository.findById(id)
.map(this::toDto)
.map(ResponseEntity::ok)
.switchIfEmpty(Mono.fromCallable(() -> ResponseEntity.notFound().build()));
}
@PostMapping("/person")
public Mono<Person> save(@RequestBody Mono<Person> dto) {
return repository.save(dto);
}
@GetMapping("/person/find")
public Flux<Person> byName(@RequestParam("name") String name) {
return repository.findAllByLastName(name);
}
private PersonDto toDto(Person person) {
return new PersonDto(String.valueOf(person.getId()), person.getLastName(), person.getAge());
}
}
2023-05/spring-22-webflux/src/main/resources/application.yml
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server:
port: 8080
spring:
r2dbc:
url: r2dbc:postgresql://localhost:5430/demoDB
username: usr
password: pwd
flyway:
url: jdbc:postgresql://localhost:5430/demoDB
user: usr
password: pwd
logging:
level:
org.springframework.jdbc.core.JdbcTemplate: TRACE
2023-05/spring-22-webflux/src/main/resources/db/migration/V1__initial_schema.sql
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create table person
(
id bigserial not null primary key,
last_name varchar(50) not null,
age int not null
);
2023-05/spring-22-webflux/src/main/resources/logback.xml
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<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
</encoder>
</appender>
<root level="info">
<appender-ref ref="STDOUT" />
</root>
</configuration>
2023-05/spring-22-webflux/src/test/java/ru/otus/spring/repository/PersonRepositoryTest.java
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package ru.otus.spring.repository;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.data.mongo.DataMongoTest;
import org.springframework.boot.test.context.SpringBootTest;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
import ru.otus.spring.domain.Person;
import static org.junit.jupiter.api.Assertions.assertNotNull;
@SpringBootTest
class PersonRepositoryTest {
@Autowired
private PersonRepository repository;
@Test
void shouldSetIdOnSave() {
Mono<Person> personMono = repository.save(new Person("Bill", 12));
StepVerifier
.create(personMono)
.assertNext(person -> assertNotNull(person.getId()))
.expectComplete()
.verify();
}
}
2023-05/spring-22-webflux/src/test/java/ru/otus/spring/rest/AnnotatedControllerTest.java
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package ru.otus.spring.rest;
import java.time.Duration;
import java.util.List;
import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.web.server.LocalServerPort;
import org.springframework.http.MediaType;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.test.StepVerifier;
import static org.assertj.core.api.Assertions.assertThat;
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
class AnnotatedControllerTest {
@Autowired
private WebTestClient webTestClient;
@LocalServerPort
private int port;
@Test
void oneTest() {
//given
var client = WebClient.create(String.format("http://localhost:%d", port));
//when
var result = client
.get().uri("/flux/one")
.accept(MediaType.APPLICATION_JSON)
.retrieve()
.bodyToMono(String.class)
.timeout(Duration.ofSeconds(3))
.block();
//then
assertThat(result).isEqualTo("one");
}
@Test
void streamTest() {
//given
var client = WebClient.create(String.format("http://localhost:%d", port));
var expectedSize = 5;
//when
List<String> result = client
.get().uri("/stream")
.accept(MediaType.TEXT_EVENT_STREAM)
.retrieve()
.bodyToFlux(String.class)
.take(expectedSize)
.timeout(Duration.ofSeconds(3))
.collectList()
.block();
//then
assertThat(result).hasSize(expectedSize)
.contains(String.format("valStr:%s", 0),
String.format("valStr:%s", 1),
String.format("valStr:%s", 2),
String.format("valStr:%s", 3),
String.format("valStr:%s", 4));
}
@Test
void dataTest() {
//given
var webTestClientForTest = webTestClient.mutate()
.responseTimeout(Duration.ofSeconds(20))
.build();
//when
var result = webTestClientForTest
.get().uri("/flux/ten")
.accept(MediaType.TEXT_EVENT_STREAM)
.exchange()
.expectStatus().isOk()
.returnResult(Integer.class)
.getResponseBody();
//then
var step = StepVerifier.create(result);
StepVerifier.Step<Integer> stepResult = null;
for (var idx = 1; idx <= 10; idx++) {
stepResult = step.expectNext(idx);
}
stepResult.verifyComplete();
}
}
2023-05/spring-22-webflux/src/test/java/ru/otus/spring/rest/PersonControllerTest.java
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package ru.otus.spring.rest;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.ServerResponse;
@SpringBootTest
class PersonControllerTest {
@Autowired
private RouterFunction<ServerResponse> route;
@Test
void testRoute() {
WebTestClient client = WebTestClient
.bindToRouterFunction(route)
.build();
client.get()
.uri("/func/person")
.exchange()
.expectStatus()
.isOk();
}
}