use generics for more elegant code

[svjatoslav_commons.git] / src / main / java / eu / svjatoslav / commons / commandline / parameterparser / parameter / NullParameter.java

diff --git a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java
index 276ecdb..0531edc 100755 (executable)
--- a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java
+++ b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java
@@ -12,18 +12,12 @@ package eu.svjatoslav.commons.commandline.parameterparser.parameter;
 import eu.svjatoslav.commons.commandline.parameterparser.ArgumentCount;
 import eu.svjatoslav.commons.commandline.parameterparser.Parameter;
 
-public class NullParameter extends Parameter {
+public class NullParameter extends Parameter<NullParameter> {
 
        public NullParameter(final String description) {
                super(description, ArgumentCount.NONE);
        }
 
-       @Override
-       public NullParameter addAliases(final String... aliasArray) {
-               super.addAliasesProtected(aliasArray);
-               return this;
-       }
-
        @Override
        public java.lang.String describeFormat() {
                return "<none>";
@@ -34,12 +28,6 @@ public class NullParameter extends Parameter {
                return isParameterSpecified();
        }
 
-       @Override
-       public NullParameter setMandatory() {
-               setMandatoryProtected();
-               return this;
-       }
-
        @Override
        public boolean validate(final java.lang.String value) {
                return true;