Revision: 6144
Author: [email protected]
Date: Tue Sep 15 11:32:56 2009
Log: Adds checking for 32-bit/64-bit instead of specific JRE versions. This  
change
makes it possible for Snow Leopard users to use hosted mode using the 32-bit
1.6 JRE.

Review by: jat
http://code.google.com/p/google-web-toolkit/source/detail?r=6144

Modified:
  /releases/1.7/dev/core/src/com/google/gwt/dev/HostedModeBase.java
  /releases/1.7/dev/core/src-dummy/com/google/gwt/dev/BootStrapPlatform.java
  /releases/1.7/dev/linux/src/com/google/gwt/dev/BootStrapPlatform.java
  /releases/1.7/dev/mac/src/com/google/gwt/dev/BootStrapPlatform.java
  /releases/1.7/dev/windows/src/com/google/gwt/dev/BootStrapPlatform.java

=======================================
--- /releases/1.7/dev/core/src/com/google/gwt/dev/HostedModeBase.java   Thu  
Mar 19 14:39:00 2009
+++ /releases/1.7/dev/core/src/com/google/gwt/dev/HostedModeBase.java   Tue  
Sep 15 11:32:56 2009
@@ -342,6 +342,13 @@
        return "http://"; + host + "/" + unknownUrlText;
      }
    }
+
+  /**
+   * Determine if we're using a 32 bit runtime.
+   */
+  private static boolean is32BitJvm() {
+    return "32".equals(System.getProperty("sun.arch.data.model"));
+  }

    protected final HostedModeBaseOptions options;

@@ -359,7 +366,7 @@

    public HostedModeBase() {
      // Set any platform specific system properties.
-    BootStrapPlatform.initHostedMode();
+    BootStrapPlatform.initHostedMode(is32BitJvm());
      BootStrapPlatform.applyPlatformHacks();
      options = createOptions();
    }
@@ -473,11 +480,10 @@
      // Initialize the logger.
      //
      initializeLogger();
-
+
      // Check for updates
      final TreeLogger logger = getTopLogger();
-    final CheckForUpdates updateChecker
-        = PlatformSpecific.createUpdateChecker(logger);
+    final CheckForUpdates updateChecker =  
PlatformSpecific.createUpdateChecker(logger);
      if (updateChecker != null) {
        Thread checkerThread = new Thread("GWT Update Checker") {
          @Override
=======================================
---  
/releases/1.7/dev/core/src-dummy/com/google/gwt/dev/BootStrapPlatform.java      
 
Wed Jan 14 17:08:20 2009
+++  
/releases/1.7/dev/core/src-dummy/com/google/gwt/dev/BootStrapPlatform.java      
 
Tue Sep 15 11:32:56 2009
@@ -29,7 +29,7 @@
      // nothing to do
    }

-  public static void initHostedMode() {
+  public static void initHostedMode(boolean is32Bit) {
      // nothing to do.
    }
  }
=======================================
--- /releases/1.7/dev/linux/src/com/google/gwt/dev/BootStrapPlatform.java       
 
Wed Jan 14 17:08:20 2009
+++ /releases/1.7/dev/linux/src/com/google/gwt/dev/BootStrapPlatform.java       
 
Tue Sep 15 11:32:56 2009
@@ -36,7 +36,12 @@
     * it. If successful, store the loaded path in the property  
swt.mozilla.path
     * so SWT's Browser object can use it.
     */
-  public static void initHostedMode() {
+  public static void initHostedMode(boolean is32Bit) {
+    if (!is32Bit) {
+      System.err.println("You must use a 32-bit runtime to run GWT Hosted  
Mode.");
+      System.exit(1);
+    }
+
      String home = System.getenv("HOME");
      if (home == null || home.length() == 0) {
        System.err.println("The HOME environment variable must be defined.");
=======================================
--- /releases/1.7/dev/mac/src/com/google/gwt/dev/BootStrapPlatform.java Wed  
Jan 14 17:08:20 2009
+++ /releases/1.7/dev/mac/src/com/google/gwt/dev/BootStrapPlatform.java Tue  
Sep 15 11:32:56 2009
@@ -64,13 +64,15 @@
      Toolkit.getDefaultToolkit();
    }

-  public static void initHostedMode() {
+  public static void initHostedMode(boolean is32Bit) {
      /*
       * The following check must be made before attempting to initialize  
Safari,
       * or we'll fail with an less-than-helpful UnsatisfiedLinkError.
       */
-    if (!isJava5()) {
-      System.err.println("You must use a Java 1.5 runtime to use GWT  
Hosted Mode on Mac OS X.");
+    if (!is32Bit) {
+      System.err.println("You must use a 32-bit runtime to run GWT Hosted  
Mode.");
+      System.err.println("  Leopard: Use the Java 1.5 runtime.");
+      System.err.println("  Snow Leopard: Use the Java 1.6 runtime and add  
-d32");
        System.exit(-1);
      }

@@ -109,14 +111,6 @@
      }
      return false;
    }
-
-  /**
-   * Determine if we're using the Java 1.5 runtime, since the 1.6 runtime  
is
-   * 64-bit.
-   */
-  private static boolean isJava5() {
-    return System.getProperty("java.version").startsWith("1.5");
-  }

    /**
     * Sets platform specific system properties. Currently, this disables
=======================================
--- /releases/1.7/dev/windows/src/com/google/gwt/dev/BootStrapPlatform.java     
 
Wed Jan 14 17:08:20 2009
+++ /releases/1.7/dev/windows/src/com/google/gwt/dev/BootStrapPlatform.java     
 
Tue Sep 15 11:32:56 2009
@@ -28,7 +28,10 @@
      // nothing to do
    }

-  public static void initHostedMode() {
-    // nothing to do
+  public static void initHostedMode(boolean is32Bit) {
+    if (!is32Bit) {
+      System.err.println("You must use a 32-bit runtime to run GWT Hosted  
Mode.");
+      System.exit(1);
+    }
    }
  }

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