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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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2
src/java.base/share/classes/java/lang/invoke/ConstantBootstraps.java
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@ -103,7 +103,7 @@ public final class ConstantBootstraps {
if (type != Class.class) {
throw new IllegalArgumentException();
}
if (name.length() == 0 || name.length() > 1) {
if (name.length() != 1) {
throw new IllegalArgumentException(String.format("not primitive: %s", name));
}

2
src/java.base/share/classes/java/lang/invoke/MethodHandles.java
View file

@ -201,7 +201,7 @@ public class MethodHandles {
throw new IllegalAccessException(callerModule + " does not read " + targetModule);
if (targetModule.isNamed()) {
String pn = targetClass.getPackageName();
assert pn.length() > 0 : "unnamed package cannot be in named module";
assert !pn.isEmpty() : "unnamed package cannot be in named module";
if (!targetModule.isOpen(pn, callerModule))
throw new IllegalAccessException(targetModule + " does not open " + pn + " to " + callerModule);
}

2
src/java.base/share/classes/java/lang/invoke/ProxyClassesDumper.java
View file

@ -62,7 +62,7 @@ final class ProxyClassesDumper {
}
try {
path = path.trim();
final Path dir = Path.of(path.length() == 0 ? "." : path);
final Path dir = Path.of(path.isEmpty() ? "." : path);
AccessController.doPrivileged(new PrivilegedAction<>() {
@Override
public Void run() {