2nd commit

.gitignore

@@ -0,0 +1,25 @@
+/target/
+!.mvn/wrapper/maven-wrapper.jar
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/build/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/

.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1 @@
+distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

mvnw

@@ -0,0 +1,225 @@
+#!/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
+#
+#    http://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.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven2 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 Migwn, 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 "$JAVA_HOME"; pwd)`"
+  # TODO classpath?
+fi
+
+if [ -z "$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 "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
+echo $MAVEN_PROJECTBASEDIR
+MAVEN_OPTS="$(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 "$MAVEN_PROJECTBASEDIR"`
+fi
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"

mvnw.cmd

@@ -0,0 +1,143 @@
+@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    http://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 Maven2 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 key stroke 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 enable echoing my 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
+
+%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%

pom.xml

@@ -0,0 +1,59 @@
+<?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>rocks.zipcode</groupId>
+	<artifactId>weblogg</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>weblogg</name>
+	<description>Demo project for Spring Boot</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.5.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.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.postgresql</groupId>
+			<artifactId>postgresql</artifactId>
+			<scope>runtime</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>

src/main/java/rocks/zipcode/weblogg/WebloggApplication.java

@@ -0,0 +1,14 @@
+package rocks.zipcode.weblogg;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+
+@SpringBootApplication
+@EnableJpaAuditing
+public class WebloggApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(WebloggApplication.class, args);
+	}
+}

src/main/java/rocks/zipcode/weblogg/controller/CommentController.java

@@ -0,0 +1,66 @@
+package rocks.zipcode.weblogg.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import rocks.zipcode.weblogg.exception.ResourceNotFoundException;
+import rocks.zipcode.weblogg.model.Comment;
+import rocks.zipcode.weblogg.repository.CommentRepository;
+import rocks.zipcode.weblogg.repository.PostRepository;
+
+import javax.validation.Valid;
+
+@RestController
+public class CommentController {
+
+    @Autowired
+    private CommentRepository commentRepository;
+
+    @Autowired
+    private PostRepository postRepository;
+
+    @GetMapping("/posts/{postId}/comments")
+    public Page<Comment> getAllCommentsByPostId(@PathVariable (value = "postId") Long postId,
+                                                Pageable pageable) {
+        return commentRepository.findByPostId(postId, pageable);
+    }
+
+    @PostMapping("/posts/{postId}/comments")
+    public Comment createComment(@PathVariable (value = "postId") Long postId,
+                                 @Valid @RequestBody Comment comment) {
+        return postRepository.findById(postId).map(post -> {
+            comment.setPost(post);
+            return commentRepository.save(comment);
+        }).orElseThrow(() -> new ResourceNotFoundException("PostId " + postId + " not found"));
+    }
+
+    @PutMapping("/posts/{postId}/comments/{commentId}")
+    public Comment updateComment(@PathVariable (value = "postId") Long postId,
+                                 @PathVariable (value = "commentId") Long commentId,
+                                 @Valid @RequestBody Comment commentRequest) {
+        if(!postRepository.existsById(postId)) {
+            throw new ResourceNotFoundException("PostId " + postId + " not found");
+        }
+
+        return commentRepository.findById(commentId).map(comment -> {
+            comment.setText(commentRequest.getText());
+            return commentRepository.save(comment);
+        }).orElseThrow(() -> new ResourceNotFoundException("CommentId " + commentId + "not found"));
+    }
+
+    @DeleteMapping("/posts/{postId}/comments/{commentId}")
+    public ResponseEntity<?> deleteComment(@PathVariable (value = "postId") Long postId,
+                              @PathVariable (value = "commentId") Long commentId) {
+        if(!postRepository.existsById(postId)) {
+            throw new ResourceNotFoundException("PostId " + postId + " not found");
+        }
+
+        return commentRepository.findById(commentId).map(comment -> {
+             commentRepository.delete(comment);
+             return ResponseEntity.ok().build();
+        }).orElseThrow(() -> new ResourceNotFoundException("CommentId " + commentId + " not found"));
+    }
+}

src/main/java/rocks/zipcode/weblogg/controller/PostController.java

@@ -0,0 +1,50 @@
+package rocks.zipcode.weblogg.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import rocks.zipcode.weblogg.exception.ResourceNotFoundException;
+import rocks.zipcode.weblogg.model.Post;
+import rocks.zipcode.weblogg.repository.PostRepository;
+
+import javax.validation.Valid;
+
+@RestController
+public class PostController {
+
+    @Autowired
+    PostRepository postRepository;
+
+    @GetMapping("/posts")
+    public Page<Post> getAllPosts(Pageable pageable) {
+        return postRepository.findAll(pageable);
+    }
+
+    @PostMapping("/posts")
+    public Post createPost(@Valid @RequestBody Post post) {
+        return postRepository.save(post);
+    }
+
+    @PutMapping("/posts/{postId}")
+    public Post updatePost(@PathVariable Long postId, @Valid @RequestBody Post postRequest) {
+        return postRepository.findById(postId).map(post -> {
+            post.setTitle(postRequest.getTitle());
+            post.setDescription(postRequest.getDescription());
+            post.setContent(postRequest.getContent());
+            return postRepository.save(post);
+        }).orElseThrow(() -> new ResourceNotFoundException("PostId " + postId + " not found"));
+    }
+
+
+    @DeleteMapping("/posts/{postId}")
+    public ResponseEntity<?> deletePost(@PathVariable Long postId) {
+        return postRepository.findById(postId).map(post -> {
+            postRepository.delete(post);
+            return ResponseEntity.ok().build();
+        }).orElseThrow(() -> new ResourceNotFoundException("PostId " + postId + " not found"));
+    }
+
+}

src/main/java/rocks/zipcode/weblogg/exception/ResourceNotFoundException.java

@@ -0,0 +1,21 @@
+package rocks.zipcode.weblogg.exception;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(HttpStatus.NOT_FOUND)
+public class ResourceNotFoundException extends RuntimeException {
+    private static final long serialVersionUID = -6030856702742067059L;
+
+    public ResourceNotFoundException() {
+        super();
+    }
+
+    public ResourceNotFoundException(String message) {
+        super(message);
+    }
+
+    public ResourceNotFoundException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

src/main/java/rocks/zipcode/weblogg/model/AuditModel.java

@@ -0,0 +1,46 @@
+package rocks.zipcode.weblogg.model;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+import javax.persistence.*;
+import java.io.Serializable;
+import java.util.Date;
+
+@MappedSuperclass
+@EntityListeners(AuditingEntityListener.class)
+@JsonIgnoreProperties(
+        value = {"createdAt", "updatedAt"},
+        allowGetters = true
+)
+public abstract class AuditModel implements Serializable {
+    private static final long serialVersionUID = -9183951012406250484L;
+
+    @Temporal(TemporalType.TIMESTAMP)
+    @Column(name = "created_at", nullable = false, updatable = false)
+    @CreatedDate
+    private Date createdAt;
+
+    @Temporal(TemporalType.TIMESTAMP)
+    @Column(name = "updated_at", nullable = false)
+    @LastModifiedDate
+    private Date updatedAt;
+
+    public Date getCreatedAt() {
+        return createdAt;
+    }
+
+    public void setCreatedAt(Date createdAt) {
+        this.createdAt = createdAt;
+    }
+
+    public Date getUpdatedAt() {
+        return updatedAt;
+    }
+
+    public void setUpdatedAt(Date updatedAt) {
+        this.updatedAt = updatedAt;
+    }
+}

src/main/java/rocks/zipcode/weblogg/model/Comment.java

@@ -0,0 +1,56 @@
+package rocks.zipcode.weblogg.model;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import javax.persistence.*;
+import javax.validation.constraints.NotNull;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
+
+@Entity
+@Table(name = "comments")
+public class Comment extends AuditModel {
+    private static final String ID2 = "id";
+
+    private static final long serialVersionUID = -8731834430071681208L;
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.SEQUENCE) //GenerationType.IDENTITY)
+    //@Column(name = ID2, updatable = false, nullable = false)
+    private Long id;
+
+    @NotNull
+    @Lob
+    private String text;
+
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "post_id", nullable = false)
+    @OnDelete(action = OnDeleteAction.CASCADE)
+    @JsonIgnore
+    private Post post;
+
+    public Long getId() {
+        return this.id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getText() {
+        return this.text;
+    }
+
+    public void setText(String text) {
+        this.text = text;
+    }
+
+    public Post getPost() {
+        return this.post;
+    }
+
+    public void setPost(Post post) {
+        this.post = post;
+    }
+
+    // Getters and Setters (Omitted for brevity)
+}

src/main/java/rocks/zipcode/weblogg/model/Post.java

@@ -0,0 +1,65 @@
+package rocks.zipcode.weblogg.model;
+
+import javax.persistence.*;
+import javax.validation.constraints.NotNull;
+import javax.validation.constraints.Size;
+
+@Entity
+@Table(name = "posts")
+public class Post extends AuditModel {
+    private static final long serialVersionUID = -5239256048294284855L;
+    private static final String ID2 = "id";
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.SEQUENCE) //GenerationType.IDENTITY)
+    //@Column(name = ID2, updatable = false, nullable = false)
+    private Long id;
+
+    @NotNull
+    @Size(max = 100)
+    @Column(unique = true)
+    private String title;
+
+    @NotNull
+    @Size(max = 250)
+    private String description;
+
+    @NotNull
+    @Lob
+    private String content;
+
+    public Long getId() {
+        return this.id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return this.title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getDescription() {
+        return this.description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getContent() {
+        return this.content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    // Getters and Setters (Omitted for brevity)
+
+}

src/main/java/rocks/zipcode/weblogg/repository/CommentRepository.java

@@ -0,0 +1,13 @@
+package rocks.zipcode.weblogg.repository;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import rocks.zipcode.weblogg.model.Comment;
+
+@Repository
+public interface CommentRepository extends JpaRepository<Comment, Long> {
+    Page<Comment> findByPostId(Long postId, Pageable pageable);
+}

src/main/java/rocks/zipcode/weblogg/repository/PostRepository.java

@@ -0,0 +1,11 @@
+package rocks.zipcode.weblogg.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import rocks.zipcode.weblogg.model.Post;
+
+@Repository
+public interface PostRepository extends JpaRepository<Post, Long> {
+
+}

src/main/resources/application.properties

@@ -0,0 +1,13 @@
+# DATASOURCE (DataSourceAutoConfiguration & DataSourceProperties)
+spring.datasource.url=jdbc:postgresql://localhost/weblogg
+spring.datasource.username=kyounger
+spring.datasource.password=britta
+
+spring.jpa.properties.hibernate.jdbc.lob.non_contextual_creation=true
+
+# The SQL dialect makes Hibernate generate better SQL for the chosen database
+spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.PostgreSQLDialect
+
+# THIS IS NEEDED so that JPA can create the tables in the database (postgres) before any inserts.
+# Hibernate ddl auto (create, create-drop, validate, update)
+spring.jpa.hibernate.ddl-auto = update

src/test/java/rocks/zipcode/weblogg/WebloggApplicationTests.java

@@ -0,0 +1,16 @@
+package rocks.zipcode.weblogg;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class WebloggApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}