All languages now support Null except for python and php, python is proving

slightly trickier.

2 files changed, 45 insertions, 0 deletions

diff --git a/java/com/xagasoft/gats/GatsNull.java b/java/com/xagasoft/gats/GatsNull.java
new file mode 100644
index 0000000..7919433
--- /dev/null
+++ b/java/com/xagasoft/gats/GatsNull.java
@@ -0,0 +1,40 @@
+package com.xagasoft.gats;
+
+import java.io.InputStream;
+import java.io.OutputStream;
+
+/**
+ * Represents a null value.  This is really is the simplest type, GatsBoolean is
+ * a damn liar.  This doesn't have any value, it's just null.
+ */
+public class GatsNull extends GatsObject
+{
+        private boolean bValue = false;
+
+        /**
+         * Construct a new GatsNull, the default value is false.
+         */
+        public GatsNull()
+        {
+        }
+
+        public int getType()
+        {
+                return GatsObject.NULL;
+        }
+
+        public String toString()
+        {
+                return "(null)";
+        }
+
+        void read( InputStream is, char cType ) throws java.io.IOException
+        {
+        }
+
+        void write( OutputStream os ) throws java.io.IOException
+        {
+                os.write( (int)'n' );
+        }
+};
+
diff --git a/java/com/xagasoft/gats/GatsObject.java b/java/com/xagasoft/gats/GatsObject.java
index 47602b3..e26ab7b 100644
--- a/java/com/xagasoft/gats/GatsObject.java
+++ b/java/com/xagasoft/gats/GatsObject.java
@@ -18,6 +18,7 @@ public abstract class GatsObject
         public final static int LIST = 4;
         public final static int DICTIONARY = 5;
         public final static int BOOLEAN = 6;
+        public final static int NULL = 7;
 
         /**
          * Gets the type of the current object, type can be one of INTEGER, FLOAT,
@@ -74,6 +75,10 @@ public abstract class GatsObject
                                 goRet = new GatsFloat();
                                 break;
 
+                        case 'n':
+                                goRet = new GatsNull();
+                                break;
+
                         case 'e':
                                 return null;