[GR-52328] Improve an error message when a polyglot goes not support …

…the requested sandbox policy. PullRequest: graal/17092
oracle · Feb 29, 2024 · 62ac53a · 62ac53a
2 parents 486451e + 46dba28
commit 62ac53a
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/...m.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/SandboxPolicyTest.java b/...m.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/SandboxPolicyTest.java
@@ -85,7 +85,7 @@
 public class SandboxPolicyTest {
 
     private static final String MISSING_ISOLATE_LIBRARY_MESSAGE = "No native isolate library found for language";
-    private static final String UNSUPPORTED_ISOLATE_POLICY_MESSAGE = "the GraalVM community edition supports only sandbox policy TRUSTED or CONSTRAINED.";
+    private static final String UNSUPPORTED_ISOLATE_POLICY_MESSAGE = "but the current Truffle runtime only supports the TRUSTED or CONSTRAINED sandbox policies.";
 
     private final Configuration configuration;
 

diff --git a/truffle/src/com.oracle.truffle.polyglot/src/com/oracle/truffle/polyglot/PolyglotImpl.java b/truffle/src/com.oracle.truffle.polyglot/src/com/oracle/truffle/polyglot/PolyglotImpl.java
@@ -415,8 +415,11 @@ private void validateSandbox(SandboxPolicy sandboxPolicy) {
         // all sandboxing policies.
         if (this == getRootImpl() && sandboxPolicy.isStricterThan(SandboxPolicy.CONSTRAINED)) {
             throw PolyglotEngineException.illegalArgument(String.format(
-                            "The Builder.sandbox(SandboxPolicy) is set to %s, but the GraalVM community edition supports only sandbox policy TRUSTED or CONSTRAINED." +
-                                            "In order to resolve this switch to a less strict sandbox policy using Builder.sandbox(SandboxPolicy).",
+                            "The Builder.sandbox(SandboxPolicy) is configured to %s, but the current Truffle runtime only supports the TRUSTED or CONSTRAINED sandbox policies. " +
+                                            "This typically occurs when a non-Oracle GraalVM Java runtime is used, the org.graalvm.truffle:truffle-enterprise dependency is missing, or the fallback runtime was forced. " +
+                                            "The Truffle fallback runtime may be forced using the truffle.UseFallbackRuntime or truffle.TruffleRuntime system property. " +
+                                            "To resolve this make sure Oracle GraalVM is used, the truffle-enterprise dependency is on the class or module path and the fallback runtime is not forced. " +
+                                            "Alternatively, you can switch to a less strict sandbox policy using Builder.sandbox(SandboxPolicy).",
                             sandboxPolicy));
         }
     }