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8187443: Forest Consolidation: Move files to unified layout

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Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson 2017-09-12 19:03:39 +02:00
parent 270fe13182
commit 3789983e89
56923 changed files with 3 additions and 15727 deletions
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145
src/java.base/share/classes/java/lang/invoke/MethodHandleStatics.java Normal file
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/*
* Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package java.lang.invoke;
import jdk.internal.misc.Unsafe;
import sun.security.action.GetPropertyAction;
import java.util.Properties;
/**
* This class consists exclusively of static names internal to the
* method handle implementation.
* Usage: {@code import static java.lang.invoke.MethodHandleStatics.*}
* @author John Rose, JSR 292 EG
*/
/*non-public*/ class MethodHandleStatics {
private MethodHandleStatics() { } // do not instantiate
static final Unsafe UNSAFE = Unsafe.getUnsafe();
static final boolean DEBUG_METHOD_HANDLE_NAMES;
static final boolean DUMP_CLASS_FILES;
static final boolean TRACE_INTERPRETER;
static final boolean TRACE_METHOD_LINKAGE;
static final boolean TRACE_RESOLVE;
static final int COMPILE_THRESHOLD;
static final boolean LOG_LF_COMPILATION_FAILURE;
static final int DONT_INLINE_THRESHOLD;
static final int PROFILE_LEVEL;
static final boolean PROFILE_GWT;
static final int CUSTOMIZE_THRESHOLD;
static final boolean VAR_HANDLE_GUARDS;
static final int MAX_ARITY;
static {
Properties props = GetPropertyAction.privilegedGetProperties();
DEBUG_METHOD_HANDLE_NAMES = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.DEBUG_NAMES"));
DUMP_CLASS_FILES = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.DUMP_CLASS_FILES"));
TRACE_INTERPRETER = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.TRACE_INTERPRETER"));
TRACE_METHOD_LINKAGE = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.TRACE_METHOD_LINKAGE"));
TRACE_RESOLVE = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.TRACE_RESOLVE"));
COMPILE_THRESHOLD = Integer.parseInt(
props.getProperty("java.lang.invoke.MethodHandle.COMPILE_THRESHOLD", "0"));
LOG_LF_COMPILATION_FAILURE = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.LOG_LF_COMPILATION_FAILURE", "false"));
DONT_INLINE_THRESHOLD = Integer.parseInt(
props.getProperty("java.lang.invoke.MethodHandle.DONT_INLINE_THRESHOLD", "30"));
PROFILE_LEVEL = Integer.parseInt(
props.getProperty("java.lang.invoke.MethodHandle.PROFILE_LEVEL", "0"));
PROFILE_GWT = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.MethodHandle.PROFILE_GWT", "true"));
CUSTOMIZE_THRESHOLD = Integer.parseInt(
props.getProperty("java.lang.invoke.MethodHandle.CUSTOMIZE_THRESHOLD", "127"));
VAR_HANDLE_GUARDS = Boolean.parseBoolean(
props.getProperty("java.lang.invoke.VarHandle.VAR_HANDLE_GUARDS", "true"));
// Do not adjust this except for special platforms:
MAX_ARITY = Integer.parseInt(
props.getProperty("java.lang.invoke.MethodHandleImpl.MAX_ARITY", "255"));
if (CUSTOMIZE_THRESHOLD < -1 || CUSTOMIZE_THRESHOLD > 127) {
throw newInternalError("CUSTOMIZE_THRESHOLD should be in [-1...127] range");
}
}
/** Tell if any of the debugging switches are turned on.
* If this is the case, it is reasonable to perform extra checks or save extra information.
*/
/*non-public*/ static boolean debugEnabled() {
return (DEBUG_METHOD_HANDLE_NAMES |
DUMP_CLASS_FILES |
TRACE_INTERPRETER |
TRACE_METHOD_LINKAGE |
LOG_LF_COMPILATION_FAILURE);
}
// handy shared exception makers (they simplify the common case code)
/*non-public*/ static InternalError newInternalError(String message) {
return new InternalError(message);
}
/*non-public*/ static InternalError newInternalError(String message, Exception cause) {
return new InternalError(message, cause);
}
/*non-public*/ static InternalError newInternalError(Exception cause) {
return new InternalError(cause);
}
/*non-public*/ static RuntimeException newIllegalStateException(String message) {
return new IllegalStateException(message);
}
/*non-public*/ static RuntimeException newIllegalStateException(String message, Object obj) {
return new IllegalStateException(message(message, obj));
}
/*non-public*/ static RuntimeException newIllegalArgumentException(String message) {
return new IllegalArgumentException(message);
}
/*non-public*/ static RuntimeException newIllegalArgumentException(String message, Object obj) {
return new IllegalArgumentException(message(message, obj));
}
/*non-public*/ static RuntimeException newIllegalArgumentException(String message, Object obj, Object obj2) {
return new IllegalArgumentException(message(message, obj, obj2));
}
/** Propagate unchecked exceptions and errors, but wrap anything checked and throw that instead. */
/*non-public*/ static Error uncaughtException(Throwable ex) {
if (ex instanceof Error) throw (Error) ex;
if (ex instanceof RuntimeException) throw (RuntimeException) ex;
throw new InternalError("uncaught exception", ex);
}
private static String message(String message, Object obj) {
if (obj != null) message = message + ": " + obj;
return message;
}
private static String message(String message, Object obj, Object obj2) {
if (obj != null || obj2 != null) message = message + ": " + obj + ", " + obj2;
return message;
}
}