commit e32df45fe1a8cb7286bfdad392a0d36e0ddcf8e7
author Christopher Ferris <cferris@google.com> Wed Jan 28 17:56:32 2015 -0800
committer Christopher Ferris <cferris@google.com> Thu Jan 29 12:20:06 2015 -0800
tree f280fe63b54d7fd14428640c26d3405ec304202e
parent 106da5bf80d182a2e6fd346e1836ae4fc0ba1d92

Fix wrap property creation when truncating.

If a property name gets truncated, make sure it doesn't end in a '.'
since that makes the name illegal.

Bug: 19196358
Bug: https://code.google.com/p/android/issues/detail?id=82947
Change-Id: Icc1a26593237ca19ad0ebd776a60b3d6290bb355

core/java/com/android/internal/os/ZygoteConnection.java

diff --git a/core/java/com/android/internal/os/ZygoteConnection.java b/core/java/com/android/internal/os/ZygoteConnection.java
index aba4bd0..0eb52cb 100644
--- a/core/java/com/android/internal/os/ZygoteConnection.java
+++ b/core/java/com/android/internal/os/ZygoteConnection.java
@@ -800,7 +800,12 @@
             if (args.niceName != null) {
                 String property = "wrap." + args.niceName;
                 if (property.length() > 31) {
-                    property = property.substring(0, 31);
+                    // Avoid creating an illegal property name when truncating.
+                    if (property.charAt(30) != '.') {
+                        property = property.substring(0, 31);
+                    } else {
+                        property = property.substring(0, 30);
+                    }
                 }
                 args.invokeWith = SystemProperties.get(property);
                 if (args.invokeWith != null && args.invokeWith.length() == 0) {