v0.0.1

Dockerfile

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+FROM openjdk:7
+
+RUN apt-get update -yqq && apt-get install -yqq curl
+
+RUN curl -L https://downloads.sourceforge.net/project/checkstyle/checkstyle/8.0/checkstyle-8.0-all.jar > /checkstyle.jar
+
+ADD checkstyle.sh /usr/bin/checkstyle
+RUN chmod +x /usr/bin/checkstyle

README.md

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+# checkstyle-docker
+Docker image for running checkstyle
+
+
+## How to use (Sample gitlab-ci)
+```
+stages:
+  - test
+
+test:
+  image: solucionesgbh/checkstyle
+  script:
+    - checkstyle - <relative path to check xml> <relative path to code>
+
+```

checkstyle.sh

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+#!/bin/bash
+java -jar /checkstyle.jar -c "@"