Add exceptionToString method into binder::Status

String exceptionToString(int32_t exceptionCode)

Add this method for logging purpose

Test: m -j
Bug: 127187108
Change-Id: I911c3a667ddbe39245e5c3bbbd09154b2902aad8

1 files changed, 21 insertions, 1 deletions

diff --git a/libs/binder/Status.cpp b/libs/binder/Status.cpp
index a3f87557ab..8b33a56484 100644
--- a/libs/binder/Status.cpp
+++ b/libs/binder/Status.cpp
@@ -63,6 +63,26 @@ Status Status::fromStatusT(status_t status) {
     return ret;
 }
 
+std::string Status::exceptionToString(int32_t exceptionCode) {
+    switch (exceptionCode) {
+        #define EXCEPTION_TO_CASE(EXCEPTION) case EXCEPTION: return #EXCEPTION;
+        EXCEPTION_TO_CASE(EX_NONE)
+        EXCEPTION_TO_CASE(EX_SECURITY)
+        EXCEPTION_TO_CASE(EX_BAD_PARCELABLE)
+        EXCEPTION_TO_CASE(EX_ILLEGAL_ARGUMENT)
+        EXCEPTION_TO_CASE(EX_NULL_POINTER)
+        EXCEPTION_TO_CASE(EX_ILLEGAL_STATE)
+        EXCEPTION_TO_CASE(EX_NETWORK_MAIN_THREAD)
+        EXCEPTION_TO_CASE(EX_UNSUPPORTED_OPERATION)
+        EXCEPTION_TO_CASE(EX_SERVICE_SPECIFIC)
+        EXCEPTION_TO_CASE(EX_PARCELABLE)
+        EXCEPTION_TO_CASE(EX_HAS_REPLY_HEADER)
+        EXCEPTION_TO_CASE(EX_TRANSACTION_FAILED)
+        #undef EXCEPTION_TO_CASE
+        default: return std::to_string(exceptionCode);
+    }
+}
+
 Status::Status(int32_t exceptionCode, int32_t errorCode)
     : mException(exceptionCode),
       mErrorCode(errorCode) {}
@@ -184,7 +204,7 @@ String8 Status::toString8() const {
     if (mException == EX_NONE) {
         ret.append("No error");
     } else {
-        ret.appendFormat("Status(%d): '", mException);
+        ret.appendFormat("Status(%d, %s): '", mException, exceptionToString(mException).c_str());
         if (mException == EX_SERVICE_SPECIFIC ||
             mException == EX_TRANSACTION_FAILED) {
             ret.appendFormat("%d: ", mErrorCode);