Remove support for JDK 1.3 (#31)

pom.xml

@@ -195,12 +195,6 @@
       <version>2.4.21</version>
       <optional>true</optional>
     </dependency>
-    <dependency>
-      <groupId>oro</groupId>
-      <artifactId>oro</artifactId>
-      <version>2.0.8</version>
-      <optional>true</optional>
-    </dependency>
     <dependency>
       <groupId>xom</groupId>
       <artifactId>xom</artifactId>

src/main/java/net/sf/json/regexp/RegexpUtils.java

@@ -22,43 +22,18 @@
  * @author Andres Almiray <a href="mailto:[email protected]">[email protected]</a>
  */
 public class RegexpUtils {
-    private static String javaVersion = "1.3.1";
-
-    static {
-        javaVersion = System.getProperty("java.version");
-    }
-
     /**
      * Returns a RegexpMatcher that works in a specific environment.<br>
-     * When in a JVM 1.3.1 it will return a Perl5RegexpMatcher, if the JVM is
-     * younger (1.4+) it will return a JdkRegexpMatcher.
      */
     public static RegexpMatcher getMatcher(String pattern) {
-        if (isJDK13()) {
-            return new Perl5RegexpMatcher(pattern);
-        } else {
-            return new JdkRegexpMatcher(pattern);
-        }
+        return new JdkRegexpMatcher(pattern);
     }
 
     /**
      * Returns a RegexpMatcher that works in a specific environment.<br>
-     * When in a JVM 1.3.1 it will return a Perl5RegexpMatcher, if the JVM is
-     * younger (1.4+) it will return a JdkRegexpMatcher.
      */
     public static RegexpMatcher getMatcher(String pattern, boolean multiline) {
-        if (isJDK13()) {
-            return new Perl5RegexpMatcher(pattern, true);
-        } else {
-            return new JdkRegexpMatcher(pattern, true);
-        }
-    }
-
-    /**
-     * Queries the environment for the supported JDK version.
-     */
-    public static boolean isJDK13() {
-        return javaVersion.indexOf("1.3") != -1;
+        return new JdkRegexpMatcher(pattern, multiline);
     }
 
     private RegexpUtils() {}

src/test/java/net/sf/json/regexp/AllTests.java

@@ -27,7 +27,6 @@ public static TestSuite suite() throws Exception {
         suite.setName("regexp");
 
         suite.addTest(new TestSuite(TestJdkRegexpMatcher.class));
-        suite.addTest(new TestSuite(TestPerl5RegexpMatcher.class));
 
         return suite;
     }