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8215281: Use String.isEmpty() when applicable in java.base

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Reviewed-by: dfuchs, alanb
This commit is contained in:
Claes Redestad 2018-12-13 15:31:05 +01:00
parent c998ead188
commit a3df1d618e
155 changed files with 340 additions and 382 deletions
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4
src/java.base/share/classes/sun/invoke/util/BytecodeName.java
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@ -451,7 +451,7 @@ public class BytecodeName {
* @return true if the name is non-empty and all of its characters are safe
*/
public static boolean isSafeBytecodeName(String s) {
if (s.length() == 0) return false;
if (s.isEmpty()) return false;
// check occurrences of each DANGEROUS char
for (char xc : DANGEROUS_CHARS_A) {
if (xc == ESCAPE_C) continue; // not really that dangerous
@ -476,7 +476,7 @@ public class BytecodeName {
}
private static String mangle(String s) {
if (s.length() == 0)
if (s.isEmpty())
return NULL_ESCAPE;
// build this lazily, when we first need an escape: