diff options
| -rw-r--r-- | pom.xml | 11 | ||||
| -rw-r--r-- | src/main/java/prefs/VSDefaultPrefs.java | 3 | ||||
| -rw-r--r-- | src/main/java/utils/VSVersionInfo.java | 108 | ||||
| -rw-r--r-- | src/main/resources/version.properties | 7 |
4 files changed, 128 insertions, 1 deletions
@@ -26,6 +26,17 @@ <resources> <resource> <directory>src/main/resources</directory> + <filtering>true</filtering> + <includes> + <include>version.properties</include> + </includes> + </resource> + <resource> + <directory>src/main/resources</directory> + <filtering>false</filtering> + <excludes> + <exclude>version.properties</exclude> + </excludes> </resource> </resources> <plugins> diff --git a/src/main/java/prefs/VSDefaultPrefs.java b/src/main/java/prefs/VSDefaultPrefs.java index a723117..217144e 100644 --- a/src/main/java/prefs/VSDefaultPrefs.java +++ b/src/main/java/prefs/VSDefaultPrefs.java @@ -2,6 +2,7 @@ package prefs; import java.awt.Color; import java.awt.event.KeyEvent; +import utils.VSVersionInfo; /** * The class VSDefaultPrefs, makes sure that the simulator has its default @@ -81,7 +82,7 @@ public class VSDefaultPrefs extends VSSerializablePrefs { initString("lang.message.recv", "Message received"); initString("lang.message.sent", "Message sent"); initString("lang.mode.expert", "Expert mode"); - initString("lang.name", "Distributed Systems Simulator 1.2-beta"); + initString("lang.name", VSVersionInfo.getFullVersionString()); initString("lang.ok", "OK"); initString("lang.open", "Open"); initString("lang.pause", "Pause"); diff --git a/src/main/java/utils/VSVersionInfo.java b/src/main/java/utils/VSVersionInfo.java new file mode 100644 index 0000000..24b9461 --- /dev/null +++ b/src/main/java/utils/VSVersionInfo.java @@ -0,0 +1,108 @@ +package utils; + +import java.io.IOException; +import java.io.InputStream; +import java.util.Properties; + +/** + * Provides version information for the application. + * This class reads version details from a properties file that is + * populated at build time by Maven resource filtering. + * + * @author Paul C. Buetow + */ +public final class VSVersionInfo { + + private static final String VERSION_FILE = "/version.properties"; + private static final Properties versionProps = new Properties(); + private static boolean loaded = false; + + /** Private constructor to prevent instantiation */ + private VSVersionInfo() {} + + /** + * Loads version properties from the resource file. + * This method is called automatically on first access. + */ + private static synchronized void loadProperties() { + if (loaded) { + return; + } + + try (InputStream is = VSVersionInfo.class.getResourceAsStream(VERSION_FILE)) { + if (is != null) { + versionProps.load(is); + loaded = true; + } else { + // Fallback values if properties file not found + versionProps.setProperty("app.version", "Unknown"); + versionProps.setProperty("app.name", "DS-Sim"); + versionProps.setProperty("app.description", "Distributed Systems Simulator"); + loaded = true; + } + } catch (IOException e) { + // Fallback values on error + versionProps.setProperty("app.version", "Unknown"); + versionProps.setProperty("app.name", "DS-Sim"); + versionProps.setProperty("app.description", "Distributed Systems Simulator"); + loaded = true; + } + } + + /** + * Gets the application version from Maven project version. + * + * @return the version string (e.g., "1.0.1-SNAPSHOT") + */ + public static String getVersion() { + if (!loaded) { + loadProperties(); + } + return versionProps.getProperty("app.version", "Unknown"); + } + + /** + * Gets the application name from Maven project name. + * + * @return the application name + */ + public static String getName() { + if (!loaded) { + loadProperties(); + } + return versionProps.getProperty("app.name", "DS-Sim"); + } + + /** + * Gets the application description from Maven project description. + * + * @return the application description + */ + public static String getDescription() { + if (!loaded) { + loadProperties(); + } + return versionProps.getProperty("app.description", "Distributed Systems Simulator"); + } + + /** + * Gets the build timestamp. + * + * @return the build timestamp or "Unknown" if not available + */ + public static String getBuildTimestamp() { + if (!loaded) { + loadProperties(); + } + return versionProps.getProperty("build.timestamp", "Unknown"); + } + + /** + * Gets the full version string including name and version. + * + * @return formatted version string (e.g., "Distributed Systems Simulator 1.0.1-SNAPSHOT") + */ + public static String getFullVersionString() { + return String.format("Distributed Systems Simulator %s", getVersion()); + } +}
\ No newline at end of file diff --git a/src/main/resources/version.properties b/src/main/resources/version.properties new file mode 100644 index 0000000..dc3a55f --- /dev/null +++ b/src/main/resources/version.properties @@ -0,0 +1,7 @@ +# Version information generated at build time +# This file is processed by Maven resource filtering +app.version=${project.version} +app.name=${project.name} +app.description=${project.description} +build.timestamp=${maven.build.timestamp} +maven.build.timestamp.format=yyyy-MM-dd HH:mm:ss
\ No newline at end of file |