add epicbox-java/11 image, rename epicbox-java9 -> epicbox-java/9

StepicOrg · Oct 23, 2018 · 145de36 · 145de36
1 parent 6a4f92c
commit 145de36
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diff --git a/.gitignore b/.gitignore
@@ -0,0 +1 @@
+.idea/*
diff --git a/epicbox-java/11/Dockerfile b/epicbox-java/11/Dockerfile
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+FROM openjdk:11.0.1-slim
+MAINTAINER Stepik Team <[email protected]>
+
+COPY java_lookup_main.sh /usr/local/bin/java_lookup_main.sh
+RUN chmod +x /usr/local/bin/java_lookup_main.sh
+
+RUN useradd -M -d /sandbox sandbox
diff --git a/epicbox-java9/java_lookup_main.sh → epicbox-java/11/java_lookup_main.sh b/epicbox-java9/java_lookup_main.sh → epicbox-java/11/java_lookup_main.sh
diff --git a/epicbox-java9/Dockerfile → epicbox-java/9/Dockerfile b/epicbox-java9/Dockerfile → epicbox-java/9/Dockerfile
diff --git a/epicbox-java/9/java_lookup_main.sh b/epicbox-java/9/java_lookup_main.sh
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+#!/bin/bash
+# Grep *.class files in the given directory to find one with psvm method defined
+# Usage: java_lookup_main.sh DIRECTORY_PATH
+
+PSVM_REGEX="public static( final)? void main\(java\.lang\.String(\[\]|\.\.\.)\)"
+
+shopt -s nullglob
+for f in "$1"/*.class; do
+    if javap -p "$f" 2> /dev/null | grep -Pq "$PSVM_REGEX"; then
+        filename=$(basename "$f")
+        echo -n "${filename%.*}"
+        exit 0
+    fi
+done
+exit 1