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Prevent NPE from StringUtil.simpleName(..)

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This commit is contained in:
Trustin Lee 2013-12-16 13:54:23 +09:00
parent e136227ee6
commit a79dfe74b7
1 changed files with 10 additions and 1 deletions
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11
common/src/main/java/io/netty/util/internal/StringUtil.java
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@ -36,6 +36,7 @@ public final class StringUtil {
try {
newLine = new Formatter().format("%n").toString();
} catch (Exception e) {
// Should not reach here, but just in case.
newLine = "\n";
}
@ -89,7 +90,11 @@ public final class StringUtil {
* The shortcut to {@link #simpleClassName(Class) simpleClassName(o.getClass())}.
*/
public static String simpleClassName(Object o) {
return simpleClassName(o.getClass());
if (o == null) {
return "null_object";
} else {
return simpleClassName(o.getClass());
}
}
/**
@ -97,6 +102,10 @@ public final class StringUtil {
* with anonymous classes.
*/
public static String simpleClassName(Class<?> clazz) {
if (clazz == null) {
return "null_class";
}
Package pkg = clazz.getPackage();
if (pkg != null) {
return clazz.getName().substring(pkg.getName().length() + 1);