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Diffstat (limited to 'src/interfaces/jdbc/utils/CheckVersion.java')
-rw-r--r-- | src/interfaces/jdbc/utils/CheckVersion.java | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/interfaces/jdbc/utils/CheckVersion.java b/src/interfaces/jdbc/utils/CheckVersion.java deleted file mode 100644 index a2438cd4f9f..00000000000 --- a/src/interfaces/jdbc/utils/CheckVersion.java +++ /dev/null @@ -1,74 +0,0 @@ -package utils; - -/* - * This little app checks to see what version of JVM is being used. - * It does this by checking first the java.vm.version property, and - * if that fails, it looks for certain classes that should be present. - */ -public class CheckVersion -{ - /* - * Check for the existence of a class by attempting to load it - */ - public static boolean checkClass(String c) - { - try - { - Class.forName(c); - } - catch (Exception e) - { - return false; - } - return true; - } - - /* - * This first checks java.vm.version for 1.1, 1.2 or 1.3. - * - * It writes jdbc1 to stdout for the 1.1.x VM. - * - * For 1.2 or 1.3, it checks for the existence of the javax.sql.DataSource - * interface, and if found writes enterprise to stdout. If the interface - * is not found, it writes jdbc2 to stdout. - * - * PS: It also looks for the existence of java.lang.Byte which appeared in - * JDK1.1.0 incase java.vm.version is not heeded by some JVM's. - * - * If it can't work it out, it writes huho to stdout. - * - * The make file uses the written results to determine which rule to run. - * - * Bugs: This needs thorough testing. - */ - public static void main(String args[]) - { - String vmversion = System.getProperty("java.vm.version"); - - System.out.println("postgresql.jdbc=" + System.getProperty("postgresql.jdbc")); - - // We are running a 1.1 JVM - if (vmversion.startsWith("1.1")) - { - System.out.println("jdbc1"); - //System.exit(0); - } - else - // We are running a 1.2 or 1.3 JVM - if (vmversion.startsWith("1.2") || - vmversion.startsWith("1.3") || - checkClass("java.lang.Byte") - ) - { - - // Check to see if we have the standard extensions. If so, then - // we want the enterprise edition, otherwise the jdbc2 driver. - if (checkClass("javax.sql.DataSource")) - System.out.println("enterprise"); - else - System.out.println("jdbc2"); - //System.exit(0); - } - System.setProperty("postgresql.jdbc", "yoyo"); - } -} |