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working example

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This commit is contained in:
Catalin Patrut
2021-08-08 12:36:07 +02:00
parent ff3b1dd161
commit 4a3a9923ef
27 changed files with 1414 additions and 0 deletions
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.gitignore vendored Normal file
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HELP.md
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### 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/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/

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.mvn/wrapper/MavenWrapperDownloader.java vendored Normal file
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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();
}
}

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.mvn/wrapper/maven-wrapper.properties vendored Normal file
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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.1/apache-maven-3.8.1-bin.zip
wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar

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version: '3'
services:
api-db:
image: postgres:alpine3.14
container_name: blog-db
ports:
- "5432:5432"
environment:
- POSTGRES_PASSWORD=postgres
- POSTGRES_USER=postgres
pg-admin:
container_name: hello
image: dpage/pgadmin4:5.5
environment:
- PGADMIN_DEFAULT_EMAIL=postgres@cpatrut.ro
- PGADMIN_DEFAULT_PASSWORD=postgres
ports:
- "3000:80"

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mvnw vendored Executable file
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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} $MAVEN_CONFIG "$@"

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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%

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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>2.5.2</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>dev.enblng</groupId>
<artifactId>api</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>api</name>
<description>API Guide with postgres database and API Specifications</description>
<properties>
<java.version>16</java.version>
<swagger.version>3.0.0</swagger.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-validation</artifactId>
</dependency>
<dependency>
<groupId>org.flywaydb</groupId>
<artifactId>flyway-core</artifactId>
</dependency>
<!-- TODO: delete-->
<dependency>
<groupId>org.modelmapper</groupId>
<artifactId>modelmapper</artifactId>
<version>2.3.6</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-configuration-processor</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.20</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-boot-starter</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger-ui</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-bean-validators</artifactId>
<version>3.0.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<excludes>
<exclude>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
</project>

27
src/main/java/dev/enblng/api/ApiApplication.java Normal file
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package dev.enblng.api;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RestController;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
@SpringBootApplication
public class ApiApplication {
public static void main(final String[] args) {
SpringApplication.run(ApiApplication.class, args);
}
@Bean
public Docket api() {
return new Docket(DocumentationType.SWAGGER_2)
.select()
.apis(RequestHandlerSelectors.withClassAnnotation(RestController.class))
.paths(PathSelectors.any())
.build();
}
}

59
src/main/java/dev/enblng/api/api/CommentController.java Normal file
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package dev.enblng.api.api;
import dev.enblng.api.dto.CommentTO;
import dev.enblng.api.services.CommentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.PageRequest;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import javax.validation.Valid;
import javax.validation.constraints.NotNull;
import java.util.List;
import java.util.UUID;
@RestController
@RequestMapping(CommentController.PATH)
@Slf4j
public class CommentController {
static final String PATH = "comments";
private final CommentService commentService;
@Autowired
public CommentController(final CommentService commentService) {
this.commentService = commentService;
}
@PostMapping
public ResponseEntity<CommentTO> save(@Valid @RequestBody final CommentTO comment) {
log.debug("saving comment: " + comment);
return new ResponseEntity<>(commentService.save(comment), HttpStatus.CREATED);
}
@PutMapping
public ResponseEntity<Void> update(@Valid @RequestBody final CommentTO comment) {
log.debug("updating comment" + comment);
commentService.update(comment);
return new ResponseEntity<>(HttpStatus.OK);
}
@GetMapping
public ResponseEntity<List<CommentTO>> getComments(@NotNull @RequestParam("postId") final UUID postId,
@NotNull @RequestParam("page") final int page,
@NotNull @RequestParam("size") final int size) {
log.debug("getting comments");
return new ResponseEntity<>(
commentService.getByPostId(postId, PageRequest.of(page, size)),
HttpStatus.OK
);
}
@DeleteMapping
public ResponseEntity<Void> delete(@NotNull @RequestParam("id") final UUID id) {
log.debug("deleting comment: " + id);
commentService.delete(id);
return new ResponseEntity<>(HttpStatus.OK);
}
}

58
src/main/java/dev/enblng/api/api/PostController.java Normal file
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package dev.enblng.api.api;
import dev.enblng.api.dto.PostTO;
import dev.enblng.api.services.PostService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.domain.PageRequest;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import javax.validation.Valid;
import javax.validation.constraints.NotNull;
import java.util.List;
import java.util.UUID;
@RestController
@RequestMapping(PostController.PATH)
@Slf4j
public class PostController {
final static String PATH = "posts";
private final PostService postService;
public PostController(final PostService postService) {
this.postService = postService;
}
@PostMapping
public ResponseEntity<PostTO> save(@Valid @RequestBody final PostTO post) {
log.debug("saving post: " + post);
return new ResponseEntity<>(postService.save(post), HttpStatus.CREATED);
}
@PutMapping
public ResponseEntity<Void> update(@Valid @RequestBody final PostTO post) {
log.debug("updating post: " + post);
postService.update(post);
return new ResponseEntity<>(HttpStatus.OK);
}
@GetMapping
public ResponseEntity<PostTO> getById(@NotNull @RequestParam("id") final UUID id) {
return new ResponseEntity<>(postService.getById(id), HttpStatus.OK);
}
@GetMapping("/all")
public ResponseEntity<List<PostTO>> getAll(@NotNull @RequestParam("page") final int page,
@NotNull @RequestParam("size") final int size) {
return new ResponseEntity<>(postService.findAll(PageRequest.of(page, size)), HttpStatus.OK);
}
@DeleteMapping
public ResponseEntity<Void> delete(@NotNull @RequestParam("id") final UUID id) {
postService.delete(id);
return new ResponseEntity<>(HttpStatus.OK);
}
}

21
src/main/java/dev/enblng/api/config/BeanConfig.java Normal file
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package dev.enblng.api.config;
import org.modelmapper.ModelMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
//TODO: delete
@Configuration
public class BeanConfig {
@Bean
public ModelMapper modelMapper() {
final ModelMapper modelMapper = new ModelMapper();
modelMapper.getConfiguration()
.setFieldMatchingEnabled(true)
.setFieldAccessLevel(org.modelmapper.config.Configuration.AccessLevel.PRIVATE);
return modelMapper;
}
}

7
src/main/java/dev/enblng/api/dto/ApiModelPropertyValues.java Normal file
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package dev.enblng.api.dto;
public interface ApiModelPropertyValues {
String ONLY_FOR_GET_MESSAGE = "Used only for get operations";
String UUID_MESSAGE = "UUID values, must be populated for update & delete operations ";
String FOREIGN_KEY_MESSAGE = "Foreign key, must be used for update and post operations";
}

59
src/main/java/dev/enblng/api/dto/CommentTO.java Normal file
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package dev.enblng.api.dto;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Value;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import java.util.UUID;
import static dev.enblng.api.dto.ApiModelPropertyValues.*;
@ApiModel(description = "Class representing a post on the blog")
@Value
@AllArgsConstructor
public class CommentTO {
@ApiModelProperty(value = UUID_MESSAGE)
UUID id;
@ApiModelProperty(position = 1, required = true)
@Size(min = 5, max = 255)
String title;
@ApiModelProperty(position = 2, value = ONLY_FOR_GET_MESSAGE)
@NotNull
String author;
@ApiModelProperty(position = 3, required = true)
@Size(min = 10)
@NotNull
String content;
@ApiModelProperty(position = 5, value = ONLY_FOR_GET_MESSAGE)
String updateTime;
@ApiModelProperty(position = 4, value = ONLY_FOR_GET_MESSAGE)
String creationTime;
@ApiModelProperty(position = 6, value = FOREIGN_KEY_MESSAGE)
UUID postId;
@Builder
private static CommentTO newPostTo(final UUID id,
final String title,
final String author,
final String content,
final String updateTime,
final String creationTime,
final UUID postId
) {
return new CommentTO(id, title, author, content, updateTime, creationTime, postId);
}
}

56
src/main/java/dev/enblng/api/dto/PostTO.java Normal file
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package dev.enblng.api.dto;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Value;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Null;
import javax.validation.constraints.Size;
import java.util.UUID;
import static dev.enblng.api.dto.ApiModelPropertyValues.ONLY_FOR_GET_MESSAGE;
import static dev.enblng.api.dto.ApiModelPropertyValues.UUID_MESSAGE;
@ApiModel(description = "Class representing a post on the blog")
@Value
@AllArgsConstructor
public class PostTO {
@ApiModelProperty(value = UUID_MESSAGE)
UUID id;
@ApiModelProperty(position = 1, required = true)
@Size(min = 5, max = 255)
@NotNull
String title;
@ApiModelProperty(value = ONLY_FOR_GET_MESSAGE, position = 2)
String author;
@ApiModelProperty(position = 3, required = true)
@Size(min = 10)
@NotNull
String content;
@ApiModelProperty(value = ONLY_FOR_GET_MESSAGE, position = 5)
@Null
String updateTime;
@ApiModelProperty(value = ONLY_FOR_GET_MESSAGE, position = 4)
@Null
String creationTime;
@Builder
private static PostTO newPostTo(final UUID id,
final String title,
final String author,
final String content,
final String updateTime,
final String creationTime
) {
return new PostTO(id, title, author, content, updateTime, creationTime);
}
}

40
src/main/java/dev/enblng/api/entities/CommentEntity.java Normal file
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package dev.enblng.api.entities;
import lombok.Getter;
import lombok.Setter;
import org.hibernate.annotations.CreationTimestamp;
import org.hibernate.annotations.UpdateTimestamp;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
import java.time.ZonedDateTime;
import java.util.UUID;
@Entity
@Table(schema = "blog", name = "comments")
@Getter
@Setter
public class CommentEntity {
@Id
@Column(name = "id", nullable = false)
private UUID id;
@Column(name = "title", nullable = false)
private String title;
@Column(name = "content", nullable = false)
private String content;
@Column(name = "update_time")
@UpdateTimestamp
private ZonedDateTime updateTime;
@Column(name = "creation_time", nullable = false)
@CreationTimestamp
private ZonedDateTime creationTime;
@Column(name = "post_id", nullable = false, updatable = false)
private UUID postId;
}

42
src/main/java/dev/enblng/api/entities/PostEntity.java Normal file
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package dev.enblng.api.entities;
import lombok.Getter;
import lombok.Setter;
import org.hibernate.annotations.CreationTimestamp;
import org.hibernate.annotations.UpdateTimestamp;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
import java.time.ZonedDateTime;
import java.util.UUID;
@Entity
@Table(schema = "blog", name = "posts")
@Getter
@Setter
public class PostEntity {
@Id
@Column(name = "id", nullable = false)
private UUID id;
@Column(name = "title", nullable = false)
private String title;
@Column(name = "author", nullable = false)
private String author;
@Column(name = "content", nullable = false)
private String content;
@Column(name = "update_time")
@UpdateTimestamp
private ZonedDateTime updateTime;
@Column(name = "creation_time", nullable = false)
@CreationTimestamp
private ZonedDateTime creationTime;
}

14
src/main/java/dev/enblng/api/repositories/BlogRepository.java Normal file
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package dev.enblng.api.repositories;
import org.springframework.data.repository.NoRepositoryBean;
import org.springframework.data.repository.Repository;
import java.io.Serializable;
import java.util.Optional;
@NoRepositoryBean
public interface BlogRepository<T, ID extends Serializable> extends Repository<T, ID> {
Optional<T> getById(ID id);
<S extends T> S save(S entity);
}

29
src/main/java/dev/enblng/api/repositories/CommentRepository.java Normal file
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package dev.enblng.api.repositories;
import dev.enblng.api.entities.CommentEntity;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;
import javax.transaction.Transactional;
import java.time.ZonedDateTime;
import java.util.UUID;
import java.util.stream.Stream;
public interface CommentRepository extends BlogRepository<CommentEntity, UUID> {
@Transactional
Stream<CommentEntity> findAllByPostIdOrderByCreationTime(final UUID postId, Pageable pageable);
@Transactional
@Modifying
@Query("update CommentEntity c set" +
" c.title=?1, c.content=?2, c.updateTime=?3 where c.id=?4")
int updateComment(final String title,
final String content,
final ZonedDateTime updateTime,
final UUID id);
int deleteById(UUID id);
}

32
src/main/java/dev/enblng/api/repositories/PostRepository.java Normal file
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package dev.enblng.api.repositories;
import dev.enblng.api.entities.PostEntity;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;
import javax.transaction.Transactional;
import java.time.ZonedDateTime;
import java.util.UUID;
public interface PostRepository extends BlogRepository<PostEntity, UUID> {
@Transactional
Page<PostEntity> findAll(Pageable pageable);
@Transactional
@Modifying
@Query("update PostEntity p set p.title = ?1, p.content = ?2, p.author = ?3" +
",p.updateTime =?4 where p.id = ?5")
int updatePost(final String title,
final String author,
final String content,
final ZonedDateTime updateTime,
final UUID postId);
@Modifying
@Transactional
@Query("delete from PostEntity p where p.id=?1")
int deleteById(final UUID id);
}

17
src/main/java/dev/enblng/api/services/CommentService.java Normal file
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package dev.enblng.api.services;
import dev.enblng.api.dto.CommentTO;
import org.springframework.data.domain.Pageable;
import java.util.List;
import java.util.UUID;
public interface CommentService {
CommentTO save(final CommentTO comment);
List<CommentTO> getByPostId(final UUID postId, Pageable pageable);
void update(final CommentTO comment);
void delete(final UUID id);
}

19
src/main/java/dev/enblng/api/services/PostService.java Normal file
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@@ -0,0 +1,19 @@
package dev.enblng.api.services;
import dev.enblng.api.dto.PostTO;
import org.springframework.data.domain.Pageable;
import java.util.List;
import java.util.UUID;
public interface PostService {
PostTO save(final PostTO post);
PostTO getById(final UUID id);
List<PostTO> findAll(final Pageable pageable);
void update(final PostTO post);
void delete(final UUID id);
}

57
src/main/java/dev/enblng/api/services/impl/CommentServiceImpl.java Normal file
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@@ -0,0 +1,57 @@
package dev.enblng.api.services.impl;
import dev.enblng.api.dto.CommentTO;
import dev.enblng.api.entities.CommentEntity;
import dev.enblng.api.repositories.CommentRepository;
import dev.enblng.api.services.CommentService;
import org.modelmapper.ModelMapper;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;
import javax.transaction.Transactional;
import java.time.ZonedDateTime;
import java.util.List;
import java.util.UUID;
import java.util.stream.Collectors;
@Service
public class CommentServiceImpl implements CommentService {
private final ModelMapper modelMapper;
private final CommentRepository commentRepository;
public CommentServiceImpl(final ModelMapper modelMapper, final CommentRepository commentRepository) {
this.modelMapper = modelMapper;
this.commentRepository = commentRepository;
}
@Override
public CommentTO save(final CommentTO comment) {
final CommentEntity entity = modelMapper.map(comment, CommentEntity.class);
entity.setId(UUID.randomUUID());
return modelMapper.map(commentRepository.save(entity), CommentTO.CommentTOBuilder.class).build();
}
@Override
@Transactional
public List<CommentTO> getByPostId(final UUID id, final Pageable pageable) {
return commentRepository.findAllByPostIdOrderByCreationTime(id, pageable)
.map(commentEntity -> modelMapper.map(commentEntity,
CommentTO.CommentTOBuilder.class).build())
.collect(Collectors.toList());
}
@Override
public void update(final CommentTO comment) {
commentRepository.updateComment(comment.getTitle(),
comment.getContent(),
ZonedDateTime.now(),
comment.getId()
);
}
@Override
public void delete(final UUID id) {
commentRepository.deleteById(id);
}
}

64
src/main/java/dev/enblng/api/services/impl/PostServiceImpl.java Normal file
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package dev.enblng.api.services.impl;
import dev.enblng.api.dto.PostTO;
import dev.enblng.api.entities.PostEntity;
import dev.enblng.api.repositories.PostRepository;
import dev.enblng.api.services.PostService;
import org.modelmapper.ModelMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;
import javax.persistence.EntityNotFoundException;
import java.time.ZonedDateTime;
import java.util.List;
import java.util.UUID;
import java.util.stream.Collectors;
@Service
public class PostServiceImpl implements PostService {
private final PostRepository postRepository;
private final ModelMapper modelMapper;
@Autowired
public PostServiceImpl(final ModelMapper modelMapper, final PostRepository postRepository) {
this.modelMapper = modelMapper;
this.postRepository = postRepository;
}
@Override
public PostTO save(final PostTO post) {
final PostEntity entity = modelMapper.map(post, PostEntity.class);
entity.setId(UUID.randomUUID());
return modelMapper.map(postRepository.save(entity), PostTO.PostTOBuilder.class)
.build();
}
@Override
public PostTO getById(final UUID id) {
final PostEntity entity = postRepository.getById(id)
.orElseThrow(EntityNotFoundException::new);
return modelMapper.map(entity, PostTO.PostTOBuilder.class).build();
}
@Override
public List<PostTO> findAll(final Pageable pageable) {
return postRepository.findAll(pageable).get()
.map(postEntity -> modelMapper.map(postEntity, PostTO.PostTOBuilder.class).build())
.collect(Collectors.toList());
}
@Override
public void update(final PostTO post) {
postRepository.updatePost(post.getTitle(),
post.getAuthor(),
post.getContent(),
ZonedDateTime.now(),
post.getId());
}
@Override
public void delete(final UUID id) {
postRepository.deleteById(id);
}
}

10
src/main/resources/application.properties Normal file
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@@ -0,0 +1,10 @@
server.port=8080
logging.level.org=info
spring.datasource.url=jdbc:postgresql://localhost:5432/postgres
spring.datasource.username=postgres
spring.datasource.password=postgres
spring.datasource.driver-class-name=org.postgresql.Driver
spring.jpa.properties.hibernate.jdbc.lob.non_contextual_creation=true
spring.flyway.enabled=true
spring.jpa.open-in-view=false
spring.transaction.default-timeout=10

22
src/main/resources/db/migration/V1__init.sql Normal file
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@@ -0,0 +1,22 @@
create schema if not exists blog;
create table if not exists blog.posts
(
id uuid primary key,
title varchar(255) not null,
author varchar(255) not null,
content text not null,
creation_time timestamp not null,
update_time timestamp
);
create table if not exists blog.comments
(
id uuid primary key,
title varchar(255) not null,
content text not null,
approved boolean default false,
creation_time timestamp not null,
update_time timestamp,
post_id uuid not null references blog.posts
);

13
src/test/java/dev/enblng/api/ApiApplicationTests.java Normal file
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package dev.enblng.api;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class ApiApplicationTests {
@Test
void contextLoads() {
}
}