commit 2d259989d29433cefb6a060abca3e06b5861854b
author scottb@google.com <scottb@google.com@8db76d5a-ed1c-0410-87a9-c151d255dfc7> Tue Jul 13 22:21:54 2010 +0000
committer scottb@google.com <scottb@google.com@8db76d5a-ed1c-0410-87a9-c151d255dfc7> Tue Jul 13 22:21:54 2010 +0000
tree 6dec72b1cadaffb3028c5ac2e421bfe187f79834
parent 1027cb21d6cb585b36120e45d6e6d9f955a4c007

Implement GWT.isProdMode()

http://gwt-code-reviews.appspot.com/692801/show
Review by: tobyr


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8380 8db76d5a-ed1c-0410-87a9-c151d255dfc7

dev/core/src/com/google/gwt/dev/jjs/impl/GenerateJavaAST.java

diff --git a/dev/core/src/com/google/gwt/dev/jjs/impl/GenerateJavaAST.java b/dev/core/src/com/google/gwt/dev/jjs/impl/GenerateJavaAST.java
index 11970fc..1e06fa1 100644
--- a/dev/core/src/com/google/gwt/dev/jjs/impl/GenerateJavaAST.java
+++ b/dev/core/src/com/google/gwt/dev/jjs/impl/GenerateJavaAST.java
@@ -473,11 +473,14 @@
           }
         }
 
-        // Reimplement GWT.isClient() and GWT.isScript() to return true
+        // Reimplement GWT.isClient(), GWT.isProdMode(), GWT.isScript().
         if (currentClass == program.getIndexedType("GWT")) {
           JMethod method = program.getIndexedMethod("GWT.isClient");
           implementMethod(method, program.getLiteralBoolean(true));
 
+          method = program.getIndexedMethod("GWT.isProdMode");
+          implementMethod(method, program.getLiteralBoolean(true));
+
           method = program.getIndexedMethod("GWT.isScript");
           implementMethod(method, program.getLiteralBoolean(true));
         }

dev/core/test/com/google/gwt/dev/jjs/JavaAstConstructor.java

diff --git a/dev/core/test/com/google/gwt/dev/jjs/JavaAstConstructor.java b/dev/core/test/com/google/gwt/dev/jjs/JavaAstConstructor.java
index a5b5e96..9b3d030 100644
--- a/dev/core/test/com/google/gwt/dev/jjs/JavaAstConstructor.java
+++ b/dev/core/test/com/google/gwt/dev/jjs/JavaAstConstructor.java
@@ -118,6 +118,7 @@
       code.append("package com.google.gwt.core.client;\n");
       code.append("public final class GWT {\n");
       code.append("  public boolean isClient() { return true; };\n");
+      code.append("  public boolean isProdMode() { return true; };\n");
       code.append("  public boolean isScript() { return true; };\n");
       code.append("  public static void runAsync(RunAsyncCallback callback) { }\n");
       code.append("  public static void runAsync(Class<?> name, RunAsyncCallback callback) { }\n");

user/src/com/google/gwt/core/client/GWT.java

diff --git a/user/src/com/google/gwt/core/client/GWT.java b/user/src/com/google/gwt/core/client/GWT.java
index 71a70ec..5589614 100644
--- a/user/src/com/google/gwt/core/client/GWT.java
+++ b/user/src/com/google/gwt/core/client/GWT.java
@@ -184,6 +184,16 @@
   }
 
   /**
+   * Returns <code>true</code> when running in production mode. Returns
+   * <code>false</code> when running either in development mode, or when running
+   * in a plain JVM.
+   */
+  public static boolean isProdMode() {
+    // Replaced with "true" by GWT compiler.
+    return false;
+  }
+
+  /**
    * Determines whether or not the running program is script or bytecode.
    */
   public static boolean isScript() {

user/test/com/google/gwt/core/client/GWTTest.java

diff --git a/user/test/com/google/gwt/core/client/GWTTest.java b/user/test/com/google/gwt/core/client/GWTTest.java
index 8f10ab0..1d7883f 100644
--- a/user/test/com/google/gwt/core/client/GWTTest.java
+++ b/user/test/com/google/gwt/core/client/GWTTest.java
@@ -30,6 +30,7 @@
   }-*/;
 
   private static void jvmTests() {
+    assertFalse(GWT.isProdMode());
     assertFalse(GWT.isScript());
     try {
       canCallNativeMethod();
@@ -76,6 +77,20 @@
   }
 
   @SuppressWarnings("unused")
+  public void testIsProdMode() {
+    if (GWT.isScript()) {
+      assertTrue(GWT.isProdMode());
+    }
+    try {
+      double d = seven / zero;
+      if (!GWT.isProdMode()) {
+        fail("Expected ArithmeticException");
+      }
+    } catch (ArithmeticException expected) {
+    }
+  }
+
+  @SuppressWarnings("unused")
   public void testIsScript() {
     try {
       double d = seven / zero;