Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/oops/AccessFlags.java @ 18665:96861e3f8cc5
made CFGPrinterObserver reset (upon close) properly
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 11 Dec 2014 22:14:30 +0100 |
parents | da91efe96a93 |
children |
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/* * Copyright (c) 2000, 2012, 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. * * 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 sun.jvm.hotspot.oops; import sun.jvm.hotspot.runtime.ClassConstants; import java.io.*; public class AccessFlags implements /* imports */ ClassConstants { public AccessFlags(long flags) { this.flags = flags; } private long flags; // Java access flags public boolean isPublic () { return (flags & JVM_ACC_PUBLIC ) != 0; } public boolean isPrivate () { return (flags & JVM_ACC_PRIVATE ) != 0; } public boolean isProtected () { return (flags & JVM_ACC_PROTECTED ) != 0; } public boolean isStatic () { return (flags & JVM_ACC_STATIC ) != 0; } public boolean isFinal () { return (flags & JVM_ACC_FINAL ) != 0; } public boolean isSynchronized() { return (flags & JVM_ACC_SYNCHRONIZED) != 0; } public boolean isSuper () { return (flags & JVM_ACC_SUPER ) != 0; } public boolean isVolatile () { return (flags & JVM_ACC_VOLATILE ) != 0; } public boolean isBridge () { return (flags & JVM_ACC_BRIDGE ) != 0; } public boolean isTransient () { return (flags & JVM_ACC_TRANSIENT ) != 0; } public boolean isVarArgs () { return (flags & JVM_ACC_VARARGS ) != 0; } public boolean isNative () { return (flags & JVM_ACC_NATIVE ) != 0; } public boolean isEnum () { return (flags & JVM_ACC_ENUM ) != 0; } public boolean isAnnotation () { return (flags & JVM_ACC_ANNOTATION ) != 0; } public boolean isInterface () { return (flags & JVM_ACC_INTERFACE ) != 0; } public boolean isAbstract () { return (flags & JVM_ACC_ABSTRACT ) != 0; } public boolean isStrict () { return (flags & JVM_ACC_STRICT ) != 0; } public boolean isSynthetic () { return (flags & JVM_ACC_SYNTHETIC ) != 0; } public long getValue () { return flags; } // Hotspot internal flags // Method* flags public boolean isMonitorMatching () { return (flags & JVM_ACC_MONITOR_MATCH ) != 0; } public boolean hasMonitorBytecodes () { return (flags & JVM_ACC_HAS_MONITOR_BYTECODES ) != 0; } public boolean hasLoops () { return (flags & JVM_ACC_HAS_LOOPS ) != 0; } public boolean loopsFlagInit () { return (flags & JVM_ACC_LOOPS_FLAG_INIT ) != 0; } public boolean queuedForCompilation() { return (flags & JVM_ACC_QUEUED ) != 0; } public boolean isNotOsrCompilable () { return (flags & JVM_ACC_NOT_OSR_COMPILABLE ) != 0; } public boolean hasLineNumberTable () { return (flags & JVM_ACC_HAS_LINE_NUMBER_TABLE ) != 0; } public boolean hasCheckedExceptions() { return (flags & JVM_ACC_HAS_CHECKED_EXCEPTIONS ) != 0; } public boolean hasJsrs () { return (flags & JVM_ACC_HAS_JSRS ) != 0; } public boolean isObsolete () { return (flags & JVM_ACC_IS_OBSOLETE ) != 0; } // Klass* flags public boolean hasMirandaMethods () { return (flags & JVM_ACC_HAS_MIRANDA_METHODS ) != 0; } public boolean hasVanillaConstructor() { return (flags & JVM_ACC_HAS_VANILLA_CONSTRUCTOR) != 0; } public boolean hasFinalizer () { return (flags & JVM_ACC_HAS_FINALIZER ) != 0; } public boolean isCloneable () { return (flags & JVM_ACC_IS_CLONEABLE ) != 0; } // Klass* and Method* flags public boolean hasLocalVariableTable() { return (flags & JVM_ACC_HAS_LOCAL_VARIABLE_TABLE ) != 0; } // field flags public boolean fieldAccessWatched () { return (flags & JVM_ACC_FIELD_ACCESS_WATCHED) != 0; } public boolean fieldModificationWatched() { return (flags & JVM_ACC_FIELD_MODIFICATION_WATCHED) != 0; } public boolean fieldHasGenericSignature() { return (flags & JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE)!= 0; } public void printOn(PrintStream tty) { // prints only .class flags and not the hotspot internal flags if (isPublic ()) tty.print("public " ); if (isPrivate ()) tty.print("private " ); if (isProtected ()) tty.print("protected " ); if (isStatic ()) tty.print("static " ); if (isFinal ()) tty.print("final " ); if (isSynchronized()) tty.print("synchronized "); if (isVolatile ()) tty.print("volatile " ); if (isBridge ()) tty.print("bridge " ); if (isTransient ()) tty.print("transient " ); if (isVarArgs ()) tty.print("varargs " ); if (isNative ()) tty.print("native " ); if (isEnum ()) tty.print("enum " ); if (isInterface ()) tty.print("interface " ); if (isAbstract ()) tty.print("abstract " ); if (isStrict ()) tty.print("strict " ); if (isSynthetic ()) tty.print("synthetic " ); } // get flags written to .class files public int getStandardFlags() { return (int) (flags & JVM_ACC_WRITTEN_FLAGS); } }