From ab337c20a8c7a41a439a602d687f1ba282e6428a Mon Sep 17 00:00:00 2001
From: Derek Bankieris <derek.r.bankieris@nasa.gov>
Date: Mon, 16 Mar 2015 12:51:27 -0500
Subject: [PATCH] Made the no-argument constructors of the VS* suite of Java
 classes public.

---
 trick_source/java/src/trick/common/utils/vs/VSBoolean.java | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSByte.java    | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSDouble.java  | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSFloat.java   | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSInteger.java | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSLong.java    | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSShort.java   | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSString.java  | 2 +-
 trick_source/java/src/trick/common/utils/vs/VSValue.java   | 3 ++-
 9 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/trick_source/java/src/trick/common/utils/vs/VSBoolean.java b/trick_source/java/src/trick/common/utils/vs/VSBoolean.java
index 41efc99e..960788d9 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSBoolean.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSBoolean.java
@@ -2,7 +2,7 @@ package trick.common.utils.vs;
 
 public class VSBoolean extends VSValue<Boolean> {
 
-    protected VSBoolean() {
+    public VSBoolean() {
         this(false);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSByte.java b/trick_source/java/src/trick/common/utils/vs/VSByte.java
index 1b49fbb4..9472cce3 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSByte.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSByte.java
@@ -4,7 +4,7 @@ import java.math.BigInteger;
 
 public class VSByte extends VSValue<Byte> {
 
-    protected VSByte() {
+    public VSByte() {
         this((byte)0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSDouble.java b/trick_source/java/src/trick/common/utils/vs/VSDouble.java
index fdf4728c..dc8e78b0 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSDouble.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSDouble.java
@@ -2,7 +2,7 @@ package trick.common.utils.vs;
 
 public class VSDouble extends VSValue<Double> {
 
-    protected VSDouble() {
+    public VSDouble() {
         this(0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSFloat.java b/trick_source/java/src/trick/common/utils/vs/VSFloat.java
index cc0f3743..a1bf9759 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSFloat.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSFloat.java
@@ -2,7 +2,7 @@ package trick.common.utils.vs;
 
 public class VSFloat extends VSValue<Float> {
 
-    protected VSFloat() {
+    public VSFloat() {
         this(0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSInteger.java b/trick_source/java/src/trick/common/utils/vs/VSInteger.java
index 92531e83..8871d5b1 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSInteger.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSInteger.java
@@ -4,7 +4,7 @@ import java.math.BigInteger;
 
 public class VSInteger extends VSValue<Integer> {
 
-    protected VSInteger() {
+    public VSInteger() {
         this(0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSLong.java b/trick_source/java/src/trick/common/utils/vs/VSLong.java
index 88c0f895..b1d0833f 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSLong.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSLong.java
@@ -4,7 +4,7 @@ import java.math.BigInteger;
 
 public class VSLong extends VSValue<Long> {
 
-    protected VSLong() {
+    public VSLong() {
         this(0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSShort.java b/trick_source/java/src/trick/common/utils/vs/VSShort.java
index 65d857ed..1e331cb6 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSShort.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSShort.java
@@ -4,7 +4,7 @@ import java.math.BigInteger;
 
 public class VSShort extends VSValue<Short> {
 
-    protected VSShort() {
+    public VSShort() {
         this((short)0);
     }
 
diff --git a/trick_source/java/src/trick/common/utils/vs/VSString.java b/trick_source/java/src/trick/common/utils/vs/VSString.java
index 3ab4d9a8..38c9aa39 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSString.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSString.java
@@ -2,7 +2,7 @@ package trick.common.utils.vs;
 
 public class VSString extends VSValue<String> {
 
-    protected VSString() {}
+    public VSString() {}
 
     public VSString(String value) {
         super(value);
diff --git a/trick_source/java/src/trick/common/utils/vs/VSValue.java b/trick_source/java/src/trick/common/utils/vs/VSValue.java
index 09b4eeee..bf05da7c 100644
--- a/trick_source/java/src/trick/common/utils/vs/VSValue.java
+++ b/trick_source/java/src/trick/common/utils/vs/VSValue.java
@@ -30,7 +30,8 @@ public abstract class VSValue<T> implements VariableServerFluent, Cloneable {
 
     @Override
     public String toString() {
-        return value.toString();
+        // This method works even when value is null.
+        return String.valueOf(value);
     }
 
     @Override