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From rgard...@apache.org
Subject svn commit: rev 51762 - forrest/trunk/scratchpad/eclipsePlugin/src/org/apache/forrest/eclipse
Date Fri, 01 Oct 2004 22:56:17 GMT
Author: rgardler
Date: Fri Oct  1 15:56:16 2004
New Revision: 51762

Modified:
   forrest/trunk/scratchpad/eclipsePlugin/src/org/apache/forrest/eclipse/ForrestPlugin.java
Log:
Initialise FORREST_HOME property from the environment

Modified: forrest/trunk/scratchpad/eclipsePlugin/src/org/apache/forrest/eclipse/ForrestPlugin.java
==============================================================================
--- forrest/trunk/scratchpad/eclipsePlugin/src/org/apache/forrest/eclipse/ForrestPlugin.java
(original)
+++ forrest/trunk/scratchpad/eclipsePlugin/src/org/apache/forrest/eclipse/ForrestPlugin.java
Fri Oct  1 15:56:16 2004
@@ -15,8 +15,16 @@
  */
 package org.apache.forrest.eclipse;
 
-import org.eclipse.ui.plugin.*;
-import java.util.*;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.HashMap;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+
+import org.apache.forrest.eclipse.preference.ForrestPreferences;
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.ui.plugin.AbstractUIPlugin;
 
 /**
  * The main plugin class to be used in the desktop.
@@ -75,5 +83,50 @@
 	 */
 	public ResourceBundle getResourceBundle() {
 		return resourceBundle;
+	}
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#initializeDefaultPreferences(org.eclipse.jface.preference.IPreferenceStore)
+	 */
+	protected void initializeDefaultPreferences(IPreferenceStore store) {
+		super.initializeDefaultPreferences(store);
+		
+		HashMap envVariables = new HashMap();
+	   BufferedReader reader = null;
+
+	   //"env" works on Linux & Unix Variants but if we're on Windows,
+	   //use "cmd /c set".
+	   String envCommand = "env";
+	   if (System.getProperty("os.name").toLowerCase().startsWith("win"))
+	     envCommand = "cmd /c set";
+
+	   try {
+	     //First we launch the command and attach a Reader to the Output
+	     Process p = Runtime.getRuntime().exec(envCommand);
+	     reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
+
+	     //Now we parse the output, filling up the Hashtable
+	     String theLine = null;
+	     while ( (theLine = reader.readLine()) != null) {
+	       int equalsIndex = theLine.indexOf("=");
+	       if (equalsIndex < 0)
+	        continue;
+
+	       String name = theLine.substring(0,equalsIndex);
+	       String value = "";
+	       //Test for an empty value such as "FOO="
+	       if ((equalsIndex + 1) < theLine.length())
+	         value = theLine.substring(equalsIndex+1, theLine.length());
+	       envVariables.put(name, value);
+	     }
+	   }
+	   catch (IOException e) {
+	   	// FIXME: Handle this error
+	   	e.printStackTrace();
+	   }
+
+		store = getPreferenceStore();
+		if (envVariables.containsKey(ForrestPreferences.FORREST_HOME)) {
+			store.setDefault(ForrestPreferences.FORREST_HOME, (String)envVariables.get(ForrestPreferences.FORREST_HOME));
+		}
 	}
 }

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