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8152074: Avoid lambda usage in StringConcatFactory initializer

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Reviewed-by: shade, forax, chegar
This commit is contained in:
Claes Redestad 2016-03-17 10:26:59 +01:00
parent 570f4df3f1
commit d6328fbb3e
1 changed files with 9 additions and 15 deletions
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24
jdk/src/java.base/share/classes/java/lang/invoke/StringConcatFactory.java
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@ -34,11 +34,11 @@ import jdk.internal.misc.Unsafe;
import java.lang.invoke.MethodHandles.Lookup;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.function.Function;
import sun.security.action.GetPropertyAction;
import static jdk.internal.org.objectweb.asm.Opcodes.*;
@ -188,20 +188,14 @@ public final class StringConcatFactory {
private static final ProxyClassesDumper DUMPER;
static {
// Poke the privileged block once, taking everything we need:
final Object[] values = new Object[4];
AccessController.doPrivileged((PrivilegedAction<Object>) () -> {
values[0] = System.getProperty("java.lang.invoke.stringConcat");
values[1] = Boolean.getBoolean("java.lang.invoke.stringConcat.cache");
values[2] = Boolean.getBoolean("java.lang.invoke.stringConcat.debug");
values[3] = System.getProperty("java.lang.invoke.stringConcat.dumpClasses");
return null;
});
final String strategy = (String) values[0];
CACHE_ENABLE = (Boolean) values[1];
DEBUG = (Boolean) values[2];
final String dumpPath = (String) values[3];
final String strategy = AccessController.doPrivileged(
new GetPropertyAction("java.lang.invoke.stringConcat"));
CACHE_ENABLE = Boolean.parseBoolean(AccessController.doPrivileged(
new GetPropertyAction("java.lang.invoke.stringConcat.cache")));
DEBUG = Boolean.parseBoolean(AccessController.doPrivileged(
new GetPropertyAction("java.lang.invoke.stringConcat.debug")));
final String dumpPath = AccessController.doPrivileged(
new GetPropertyAction("java.lang.invoke.stringConcat.dumpClasses"));
STRATEGY = (strategy == null) ? DEFAULT_STRATEGY : Strategy.valueOf(strategy);
CACHE = CACHE_ENABLE ? new ConcurrentHashMap<>() : null;