+ }
+
+ /**
+ * Initial logging information helper for various versions output
+ *
+ * @param prefix
+ * @param value
+ * @param defaultValue
+ */
+ private static void appendIfNotNull(StringBuilder sb, String prefix,
+ String value, String suffix, String defaultValue)
+ {
+ if (value == null && defaultValue == null)
+ {
+ return;
+ }
+ String line = prefix + (value != null ? value : defaultValue) + suffix;
+ sb.append(line);
+ }
+
+ /**
+ *
+ * @return Jalview version, build details and JVM platform version for console
+ */
+ public static String getVersionDetailsForConsole()
+ {
+ StringBuilder sb = new StringBuilder();
+ sb.append("Jalview Version: ");
+ sb.append(jalview.bin.Cache.getDefault("VERSION", "TEST"));
+ sb.append("\n");
+ sb.append("Jalview Installation: ");
+ sb.append(jalview.bin.Cache.getDefault("INSTALLATION", "unknown"));
+ sb.append("\n");
+ sb.append("Build Date: ");
+ sb.append(jalview.bin.Cache.getDefault("BUILD_DATE", "unknown"));
+ sb.append("\n");
+ sb.append("Java version: ");
+ sb.append(System.getProperty("java.version"));
+ sb.append("\n");
+ sb.append(System.getProperty("os.arch"));
+ sb.append(" ");
+ sb.append(System.getProperty("os.name"));
+ sb.append(" ");
+ sb.append(System.getProperty("os.version"));
+ sb.append("\n");
+ appendIfNotNull(sb, "Install4j version: ",
+ System.getProperty("sys.install4jVersion"), "\n", null);
+ appendIfNotNull(sb, "Install4j template version: ",
+ System.getProperty("installer_template_version"), "\n", null);
+ appendIfNotNull(sb, "Launcher version: ",
+ System.getProperty("launcher_version"), "\n", null);
+ LookAndFeel laf = UIManager.getLookAndFeel();
+ String lafName = laf == null ? "Not obtained" : laf.getName();
+ String lafClass = laf == null ? "unknown" : laf.getClass().getName();
+ sb.append("LookAndFeel: ");
+ sb.append(lafName);
+ sb.append(" (");
+ sb.append(lafClass);
+ sb.append(")\n");
+ // Not displayed in release version ( determined by possible version number
+ // regex 9[9.]*9[.-_a9]* )
+ if (Pattern.matches("^\\d[\\d\\.]*\\d[\\.\\-\\w]*$",
+ jalview.bin.Cache.getDefault("VERSION", "TEST")))
+ {
+ appendIfNotNull(sb, "Getdown appdir: ",
+ System.getProperty("getdownappdir"), "\n", null);
+ appendIfNotNull(sb, "Getdown appbase: ",
+ System.getProperty("getdownappbase"), "\n", null);
+ appendIfNotNull(sb, "Java home: ", System.getProperty("java.home"),
+ "\n", "unknown");
+ }
+ return sb.toString();
+ }
+
+ /**
+ *
+ * @return build details as reported in splashscreen
+ */
+ public static String getBuildDetailsForSplash()
+ {
+ // consider returning more human friendly info
+ // eg 'built from Source' or update channel
+ return jalview.bin.Cache.getDefault("INSTALLATION", "unknown");
+ }
+
+ public static String getStackTraceString(Throwable t)
+ {
+ StringWriter sw = new StringWriter();
+ PrintWriter pw = new PrintWriter(sw);
+ t.printStackTrace(pw);
+ return sw.toString();
+ }
+
+ /**
+ * Getdown appbase methods
+ */
+
+ private static final String releaseAppbase;
+
+ private static String getdownAppbase;
+
+ private static String getdownDistDir;
+
+ static
+ {
+ Float specversion = Float
+ .parseFloat(System.getProperty("java.specification.version"));
+ releaseAppbase = (specversion < 9)
+ ? "https://www.jalview.org/getdown/release/1.8"
+ : "https://www.jalview.org/getdown/release/11";
+ }
+
+ // look for properties (passed in by getdown) otherwise default to release
+ private static void setGetdownAppbase()
+ {
+ if (getdownAppbase != null)
+ {
+ return;
+ }
+ String appbase = System.getProperty("getdownappbase");
+ String distDir = System.getProperty("getdowndistdir");
+ if (appbase == null)
+ {
+ appbase = releaseAppbase;
+ distDir = "release";
+ }
+ if (appbase.endsWith("/"))
+ {
+ appbase = appbase.substring(0, appbase.length() - 1);
+ }
+ if (distDir == null)
+ {
+ distDir = appbase.equals(releaseAppbase) ? "release" : "alt";
+ }
+ getdownAppbase = appbase;
+ getdownDistDir = distDir;
+ }
+
+ public static String getGetdownAppbase()
+ {
+ setGetdownAppbase();
+ return getdownAppbase;
+ }
+
+ public static String getAppbaseBuildProperties()
+ {
+ String appbase = getGetdownAppbase();
+ return appbase + "/" + getdownDistDir + "/build_properties";