From e3efaf2a9ad82deb1644ccab8c1469719a0c5b65 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Mon, 16 Jan 2012 02:31:34 +0000
Subject: Lots of documentation, an example program, and also some visibility
 cleanup.

---
 java/FileExample.java | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 java/FileExample.java

(limited to 'java/FileExample.java')

diff --git a/java/FileExample.java b/java/FileExample.java
new file mode 100644
index 0000000..f85f88d
--- /dev/null
+++ b/java/FileExample.java
@@ -0,0 +1,94 @@
+import com.xagasoft.gats.*;
+
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+class FileExample
+{
+	public static void writeFile()
+	{
+		System.out.println();
+		System.out.println("Creating a new gats object tree...");
+
+		GatsDictionary root = new GatsDictionary();
+
+		// Automatically determine the type of gats object and insert it
+		// for you
+		root.put("String", "This is a string");
+		root.put("Integer", 445 );
+		root.put("Float", 44.5 );
+		root.put("Boolean", true );
+
+		// Ensure the correct type and insert it yourself
+		root.put("ExplicitFloat", new GatsFloat( 44 ) );
+
+		GatsList lst = new GatsList();
+		lst.add( new GatsString("Hello") );
+		lst.add( new GatsInteger( 314159 ) );
+		lst.add( new GatsFloat( 3.14159 ) );
+
+		root.put("List", lst );
+
+		GatsDictionary subDict = new GatsDictionary();
+		subDict.put("name", "Bob");
+		root.put("Dictionary", subDict );
+
+		try
+		{
+			System.out.println("Writing tree to file: test.gats");
+			FileOutputStream fos = new FileOutputStream("test.gats");
+			GatsOutputStream gos = new GatsOutputStream( fos );
+			int iBytes = gos.writeObject( root );
+			System.out.println("Wrote " + iBytes + " total bytes.");
+		}
+		catch( FileNotFoundException e )
+		{
+			System.out.println("Error opening file.");
+		}
+		catch( IOException e )
+		{
+			System.out.println("Error writing data.");
+		}
+	}
+
+	public static void readFile()
+	{
+		System.out.println();
+		try
+		{
+			System.out.println("Reading in gats file: test.gats");
+			FileInputStream fis = new FileInputStream("test.gats");
+			GatsInputStream gis = new GatsInputStream( fis );
+			GatsObject obj = gis.readObject();
+			System.out.println("Full object: " + obj );
+
+			GatsDictionary root = (GatsDictionary)obj;
+			System.out.println("An integer: " + root.getInt("Integer") );
+
+			// This is a little akward since getString returns a byte array,
+			// so if you want to use the data as a java string you have to build
+			// the string object yourself.
+			System.out.println("Sub string: " + new String(
+				root.getDict("Dictionary").getString("name") ) );
+		}
+		catch( FileNotFoundException e )
+		{
+			System.out.println("Error opening file.");
+		}
+		catch( IOException e )
+		{
+			System.out.println("Error reading data.");
+		}
+	}
+
+	public static void main( String args[] )
+	{
+		System.out.println("GATS file example.");
+		writeFile();
+		readFile();
+	}
+}
+
-- 
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