From 30453e015d3c4c735e898951ddff5f1d7597d2c4 Mon Sep 17 00:00:00 2001
From: namdh861 <namdh861@gmail.com>
Date: Wed, 12 Aug 2026 23:35:54 +0700
Subject: [PATCH] initial

---
 .gitignore                                    | 33 +++++++++
 pom.xml                                       | 73 +++++++++++++++++++
 .../exception/ResourceNotFoundException.java  |  8 ++
 .../core/common/response/ErrorResponse.java   | 10 +++
 4 files changed, 124 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 pom.xml
 create mode 100644 src/main/java/aplp/backend/core/common/exception/ResourceNotFoundException.java
 create mode 100644 src/main/java/aplp/backend/core/common/response/ErrorResponse.java

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1c5ca92
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,33 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+.kotlin
+
+### IntelliJ IDEA ###
+.idea/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..56cda53
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,73 @@
+<?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>aplp.backend</groupId>
+    <artifactId>core</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+
+        <lombok.version>1.18.38</lombok.version>
+        <jakarta.validation.version>3.1.1</jakarta.validation.version>
+        <junit.version>5.13.4</junit.version>
+    </properties>
+
+    <dependencies>
+        <!-- Validation API -->
+        <dependency>
+            <groupId>jakarta.validation</groupId>
+            <artifactId>jakarta.validation-api</artifactId>
+            <version>${jakarta.validation.version}</version>
+        </dependency>
+        <!-- Lombok -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>${lombok.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <!-- Unit Test -->
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>${junit.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <!-- Java compiler -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.14.0</version>
+                <configuration>
+                    <source>${maven.compiler.source}</source>
+                    <target>${maven.compiler.target}</target>
+
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>${lombok.version}</version>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
+            </plugin>
+            <!-- JUnit 5 -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>3.5.3</version>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
\ No newline at end of file
diff --git a/src/main/java/aplp/backend/core/common/exception/ResourceNotFoundException.java b/src/main/java/aplp/backend/core/common/exception/ResourceNotFoundException.java
new file mode 100644
index 0000000..6dfb46f
--- /dev/null
+++ b/src/main/java/aplp/backend/core/common/exception/ResourceNotFoundException.java
@@ -0,0 +1,8 @@
+package aplp.backend.core.common.exception;
+
+public class ResourceNotFoundException extends RuntimeException {
+
+    public ResourceNotFoundException(String message) {
+        super(message);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/aplp/backend/core/common/response/ErrorResponse.java b/src/main/java/aplp/backend/core/common/response/ErrorResponse.java
new file mode 100644
index 0000000..4e17dcb
--- /dev/null
+++ b/src/main/java/aplp/backend/core/common/response/ErrorResponse.java
@@ -0,0 +1,10 @@
+package aplp.backend.core.common.response;
+
+import java.time.LocalDateTime;
+
+public record ErrorResponse(
+        int status,
+        String message,
+        LocalDateTime timestamp
+) {
+}
\ No newline at end of file