From 7d9b614d9b76c93466728aa40c79eb3c06830800 Mon Sep 17 00:00:00 2001
From: "kihwan.song" <kihwan.song@pitap.at>
Date: Tue, 14 Jul 2026 13:55:44 +0900
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---
 setup-java/action.yml | 100 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 setup-java/action.yml

diff --git a/setup-java/action.yml b/setup-java/action.yml
new file mode 100644
index 0000000..26ea291
--- /dev/null
+++ b/setup-java/action.yml
@@ -0,0 +1,100 @@
+name: JDK 설정
+description: Adoptium Temurin JDK를 수동으로 설치하고 JAVA_HOME과 PATH를 설정
+
+inputs:
+  distribution:
+    required: false
+    default: temurin
+    description: 설치할 JDK 배포판 (현재 temurin만 지원)
+  java-version:
+    required: false
+    default: "21"
+    description: 설치할 Java 메이저 버전
+  architecture:
+    required: false
+    default: auto
+    description: 설치할 CPU 아키텍처 (auto, x64, aarch64)
+
+runs:
+  using: composite
+  steps:
+    - name: JDK 설정
+      shell: bash
+      env:
+        JAVA_DISTRIBUTION: ${{ inputs.distribution }}
+        JAVA_VERSION: ${{ inputs.java-version }}
+        JAVA_ARCHITECTURE: ${{ inputs.architecture }}
+      run: |
+        set -euo pipefail
+
+        if [ "$JAVA_DISTRIBUTION" != "temurin" ]; then
+          echo "지원하지 않는 JDK 배포판입니다: $JAVA_DISTRIBUTION"
+          echo "현재는 temurin만 지원합니다."
+          exit 1
+        fi
+
+        SUDO=""
+        [ "$(id -u)" -ne 0 ] && SUDO="sudo"
+
+        install_packages() {
+          if command -v apt-get >/dev/null 2>&1; then
+            export DEBIAN_FRONTEND=noninteractive
+            $SUDO apt-get update
+            $SUDO apt-get install -y --no-install-recommends ca-certificates curl tar
+          elif command -v apk >/dev/null 2>&1; then
+            $SUDO apk add --no-cache ca-certificates curl tar
+          elif command -v yum >/dev/null 2>&1; then
+            $SUDO yum install -y ca-certificates curl tar
+          else
+            echo "지원하지 않는 러너입니다. ca-certificates, curl, tar를 설치할 수 없습니다."
+            exit 1
+          fi
+        }
+
+        for command_name in curl tar; do
+          if ! command -v "$command_name" >/dev/null 2>&1; then
+            install_packages
+            break
+          fi
+        done
+
+        if [ "$JAVA_ARCHITECTURE" = "auto" ]; then
+          case "$(uname -m)" in
+            x86_64|amd64) JAVA_ARCHITECTURE="x64" ;;
+            aarch64|arm64) JAVA_ARCHITECTURE="aarch64" ;;
+            *)
+              echo "지원하지 않는 CPU 아키텍처입니다: $(uname -m)"
+              exit 1
+              ;;
+          esac
+        fi
+
+        case "$JAVA_ARCHITECTURE" in
+          x64|aarch64) ;;
+          *)
+            echo "지원하지 않는 architecture 입력값입니다: $JAVA_ARCHITECTURE"
+            echo "사용 가능: auto, x64, aarch64"
+            exit 1
+            ;;
+        esac
+
+        DOWNLOAD_URL="https://api.adoptium.net/v3/binary/latest/${JAVA_VERSION}/ga/linux/${JAVA_ARCHITECTURE}/jdk/hotspot/normal/eclipse"
+        INSTALL_ROOT="/opt/hostedtoolcache/manual-java"
+        INSTALL_DIR="${INSTALL_ROOT}/temurin-${JAVA_VERSION}-${JAVA_ARCHITECTURE}"
+        ARCHIVE_FILE="$(mktemp)"
+
+        cleanup() {
+          rm -f "$ARCHIVE_FILE"
+        }
+        trap cleanup EXIT
+
+        if [ ! -x "$INSTALL_DIR/bin/java" ]; then
+          $SUDO mkdir -p "$INSTALL_DIR"
+          curl --fail --location --show-error --silent "$DOWNLOAD_URL" --output "$ARCHIVE_FILE"
+          $SUDO tar -xzf "$ARCHIVE_FILE" --strip-components=1 -C "$INSTALL_DIR"
+        fi
+
+        echo "JAVA_HOME=$INSTALL_DIR" >> "$GITHUB_ENV"
+        echo "$INSTALL_DIR/bin" >> "$GITHUB_PATH"
+
+        "$INSTALL_DIR/bin/java" -version