Improve exception message to output more information.

RELNOTES:None.

PiperOrigin-RevId: 177875613

1 files changed, 4 insertions, 1 deletions

diff --git a/src/tools/android/java/com/google/devtools/build/android/desugar/TryWithResourcesRewriter.java b/src/tools/android/java/com/google/devtools/build/android/desugar/TryWithResourcesRewriter.java
index 2ccef0046d..e4d4da5246 100644
--- a/src/tools/android/java/com/google/devtools/build/android/desugar/TryWithResourcesRewriter.java
+++ b/src/tools/android/java/com/google/devtools/build/android/desugar/TryWithResourcesRewriter.java
@@ -295,7 +295,10 @@ public class TryWithResourcesRewriter extends ClassVisitor {
             checkState(
                 isAssignableFrom(
                     "java.lang.Throwable", exceptionClassInternalName.replace('/', '.')),
-                "The exception type should be a subclass of java.lang.Throwable.");
+                "The exception type %s in %s.%s should be a subclass of java.lang.Throwable.",
+                exceptionClassInternalName,
+                internalName,
+                methodSignature);
           }
         }