From 82ac22ffefde9efe00255b008a5cbf892fb09063 Mon Sep 17 00:00:00 2001
From: Andreas Fitzek <andreas.fitzek@iaik.tugraz.at>
Date: Tue, 19 Aug 2014 10:27:01 +0200
Subject: Removed Annotation based servlet configuration, added Version Servlet

---
 .../at/gv/egiz/simpleSigning/VersionServlet.java   | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 simpleSigning/src/main/java/at/gv/egiz/simpleSigning/VersionServlet.java

(limited to 'simpleSigning/src/main/java/at/gv/egiz/simpleSigning/VersionServlet.java')

diff --git a/simpleSigning/src/main/java/at/gv/egiz/simpleSigning/VersionServlet.java b/simpleSigning/src/main/java/at/gv/egiz/simpleSigning/VersionServlet.java
new file mode 100644
index 0000000..4e03834
--- /dev/null
+++ b/simpleSigning/src/main/java/at/gv/egiz/simpleSigning/VersionServlet.java
@@ -0,0 +1,86 @@
+package at.gv.egiz.simpleSigning;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.jar.Attributes;
+import java.util.jar.Manifest;
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class VersionServlet extends HttpServlet {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 6716170050447201588L;
+
+	@Override
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
+		this.doProcess(req, resp);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
+		this.doProcess(req, resp);
+	}
+
+	protected void doProcess(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
+		StringBuilder sb = new StringBuilder();
+		sb.append("{\"version\": \"");
+		sb.append(getVersion());
+		sb.append("\", \"scm\": \"");
+		sb.append(getSCMRevision());
+		sb.append("\"}");
+
+		resp.setContentType("application/json");
+		OutputStream os = resp.getOutputStream();
+		os.write(sb.toString().getBytes());
+		os.close();
+	}
+
+	/**
+	 * Gets the PDF-AS SCM Revision
+	 * 
+	 * @return
+	 */
+	public String getSCMRevision() {
+		try {
+			ServletContext application = getServletConfig().getServletContext();
+			InputStream inputStream = application
+					.getResourceAsStream("/META-INF/MANIFEST.MF");
+			Manifest manifest = new Manifest(inputStream);
+			Attributes attributes = manifest.getMainAttributes();
+			String impVersion = attributes.getValue("Specification-Version");
+			return impVersion;
+		} catch (Throwable e) {
+			return "UNKOWN";
+		}
+	}
+
+	/**
+	 * Gets the PDF-AS Version
+	 * 
+	 * @return PDF-AS Verison string
+	 */
+	public String getVersion() {
+		try {
+			ServletContext application = getServletConfig().getServletContext();
+			InputStream inputStream = application
+					.getResourceAsStream("/META-INF/MANIFEST.MF");
+			Manifest manifest = new Manifest(inputStream);
+			Attributes attributes = manifest.getMainAttributes();
+			String impVersion = attributes.getValue("Implementation-Version");
+			return impVersion;
+		} catch (Throwable e) {
+			return "UNKOWN";
+		}
+	}
+}
-- 
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