Added "missing required option" message

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/cli/trunk@130103 13f79535-47bb-0310-9956-ffa450edef68

Author: Robert James Oxspring

src/java/org/apache/commons/cli2/messages.properties

@@ -4,3 +4,4 @@ cli.error.missing.values = Missing value(s)
 cli.error.missing.option = Missing option
 cli.error.burst = Could not burst "{0}" while processing 
 cli.error.badproperty = Could not understand property: {0}
+cli.error.missing.required = Missing required option

src/java/org/apache/commons/cli2/option/Command.java

@@ -129,7 +129,7 @@ public Set getTriggers() {
     public void validate(WriteableCommandLine commandLine)
         throws OptionException {
         if (isRequired() && !commandLine.hasOption(this)) {
-            throw new OptionException(this);
+            throw new OptionException(this,"cli.error.missing.required", getPreferredName());
         }
 
         super.validate(commandLine);

src/java/org/apache/commons/cli2/option/DefaultOption.java

@@ -184,7 +184,7 @@ public Set getPrefixes() {
     public void validate(WriteableCommandLine commandLine)
         throws OptionException {
         if (isRequired() && !commandLine.hasOption(this)) {
-            throw new OptionException(this);
+            throw new OptionException(this,"cli.error.missing.required", getPreferredName());
         }
 
         super.validate(commandLine);

src/java/org/apache/commons/cli2/option/Switch.java

@@ -165,7 +165,7 @@ public Set getPrefixes() {
     public void validate(WriteableCommandLine commandLine)
         throws OptionException {
         if (isRequired() && !commandLine.hasOption(this)) {
-            throw new OptionException(this);
+            throw new OptionException(this,"cli.error.missing.required", getPreferredName());
         }
 
         super.validate(commandLine);