[Bleeding] Exception cleanup. Addresses BUKKIT-774

By: Wesley Wolfe <weswolf@aol.com>

paper-api/src/main/java/org/bukkit/plugin/UnknownDependencyException.java

@@ -3,19 +3,17 @@ package org.bukkit.plugin;
 /**
  * Thrown when attempting to load an invalid Plugin file
  */
-public class UnknownDependencyException extends Exception {
+public class UnknownDependencyException extends RuntimeException {
 
-    private static final long serialVersionUID = 5721389371901775894L;
-    private final Throwable cause;
-    private final String message;
+    private static final long serialVersionUID = 5721389371901775895L;
 
     /**
      * Constructs a new UnknownDependencyException based on the given Exception
      *
      * @param throwable Exception that triggered this Exception
      */
-    public UnknownDependencyException(Throwable throwable) {
-        this(throwable, "Unknown dependency");
+    public UnknownDependencyException(final Throwable throwable) {
+        super(throwable);
     }
 
     /**
@@ -24,7 +22,7 @@ public class UnknownDependencyException extends Exception {
      * @param message Brief message explaining the cause of the exception
      */
     public UnknownDependencyException(final String message) {
-        this(null, message);
+        super(message);
     }
 
     /**
@@ -34,29 +32,13 @@ public class UnknownDependencyException extends Exception {
      * @param throwable Exception that triggered this Exception
      */
     public UnknownDependencyException(final Throwable throwable, final String message) {
-        this.cause = null;
-        this.message = message;
+        super(message, throwable);
     }
 
     /**
      * Constructs a new UnknownDependencyException
      */
     public UnknownDependencyException() {
-        this(null, "Unknown dependency");
-    }
 
-    /**
-     * If applicable, returns the Exception that triggered this Exception
-     *
-     * @return Inner exception, or null if one does not exist
-     */
-    @Override
-    public Throwable getCause() {
-        return cause;
-    }
-
-    @Override
-    public String getMessage() {
-        return message;
     }
 }