fix javadocs

src/main/org/apache/tools/ant/taskdefs/AbstractJarSignerTask.java

@@ -279,6 +279,8 @@ public abstract class AbstractJarSignerTask extends Task {
      * Adds a nested <arg> element that can be used to specify
      * command line arguments not supported via specific attributes.
      *
+     * @param arg the argument to add
+     *
      * @since Ant 1.9.14
      */
     public void addArg(Commandline.Argument arg) {

src/main/org/apache/tools/ant/taskdefs/Javadoc.java

@@ -569,7 +569,7 @@ public class Javadoc extends Task {
     /**
      * Specify where to find modules
      *
-     * @param src a Path instance containing the modules.
+     * @param mp a Path instance containing the modules.
      *
      * @since Ant 1.9.14
      */
@@ -610,7 +610,7 @@ public class Javadoc extends Task {
     /**
      * Specify where to find sources for modules
      *
-     * @param src a Path instance containing the sources for modules.
+     * @param mp a Path instance containing the sources for modules.
      *
      * @since Ant 1.9.14
      */

src/main/org/apache/tools/ant/types/Commandline.java

@@ -185,6 +185,8 @@ public class Commandline implements Cloneable {
         /**
          * Copies settings from a different argument.
          *
+         * @param other the argument to copy setting from
+         *
          * @since Ant 1.9.14
          */
         public void copyFrom(Argument other) {