From 86f1fe8b6621110741df4fddf5fe866ba844e8c7 Mon Sep 17 00:00:00 2001
From: Jakob Heher <jakob.heher@iaik.tugraz.at>
Date: Fri, 18 Feb 2022 12:27:14 +0100
Subject: move to a more stable version detection mechanism, powered by maven;
 cf. #63 #65

---
 pdf-over-commons/pom.xml                               |  9 +++++++++
 .../main/java/at/asit/pdfover/commons/Constants.java   | 18 +++++++++++++++++-
 pdf-over-commons/src/main/resources/version.properties |  1 +
 3 files changed, 27 insertions(+), 1 deletion(-)
 create mode 100644 pdf-over-commons/src/main/resources/version.properties

diff --git a/pdf-over-commons/pom.xml b/pdf-over-commons/pom.xml
index d62f6257..d9c944ed 100644
--- a/pdf-over-commons/pom.xml
+++ b/pdf-over-commons/pom.xml
@@ -24,5 +24,14 @@
 		</dependency>
 	</dependencies>
 
+	<build>
+		<resources>
+			<resource>
+				<directory>src/main/resources</directory>
+				<filtering>true</filtering>
+			</resource>
+		</resources>
+	</build>
+
 
 </project>
\ No newline at end of file
diff --git a/pdf-over-commons/src/main/java/at/asit/pdfover/commons/Constants.java b/pdf-over-commons/src/main/java/at/asit/pdfover/commons/Constants.java
index 901d0824..4b6e3c10 100644
--- a/pdf-over-commons/src/main/java/at/asit/pdfover/commons/Constants.java
+++ b/pdf-over-commons/src/main/java/at/asit/pdfover/commons/Constants.java
@@ -23,6 +23,8 @@ import java.util.Properties;
 
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.widgets.Display;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 /**
@@ -30,11 +32,25 @@ import org.eclipse.swt.widgets.Display;
  */
 public class Constants {
 
+	static private final Logger log = LoggerFactory.getLogger(Constants.class);
+
 	/** Application name */
 	public static final String APP_NAME = "PDF-Over"; //$NON-NLS-1$
 
 	/** Application version */
-	public static final String APP_VERSION = Constants.class.getPackage().getImplementationVersion();
+	public static final String APP_VERSION;
+	static
+	{
+		String v = null;
+		try {
+			Properties props = new Properties();
+			props.load(Constants.class.getClassLoader().getResourceAsStream("version.properties"));
+			v = props.getProperty("version");
+		} catch (Exception e) {
+			log.warn("Failed to load project version", e);
+		}
+		APP_VERSION = v;
+	}
 
 	/** Application name + version */
 	public static final String APP_NAME_VERSION = (APP_VERSION == null ? APP_NAME : APP_NAME + " v" + APP_VERSION); //$NON-NLS-1$
diff --git a/pdf-over-commons/src/main/resources/version.properties b/pdf-over-commons/src/main/resources/version.properties
new file mode 100644
index 00000000..defbd482
--- /dev/null
+++ b/pdf-over-commons/src/main/resources/version.properties
@@ -0,0 +1 @@
+version=${project.version}
-- 
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