Mon, 04 May 2009 21:10:41 -0700
6658158: Mutable statics in SAAJ (findbugs)
6658163: txw2.DatatypeWriter.BUILDIN is a mutable static (findbugs)
Reviewed-by: darcy
duke@1 | 1 | /* |
tbell@45 | 2 | * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. Sun designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
duke@1 | 9 | * by Sun in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
duke@1 | 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 23 | * have any questions. |
duke@1 | 24 | */ |
duke@1 | 25 | |
duke@1 | 26 | package com.sun.codemodel.internal; |
duke@1 | 27 | |
duke@1 | 28 | import java.io.PrintWriter; |
duke@1 | 29 | import java.io.StringWriter; |
duke@1 | 30 | |
duke@1 | 31 | |
duke@1 | 32 | /** |
duke@1 | 33 | * Modifier groups. |
duke@1 | 34 | */ |
duke@1 | 35 | public class JMods implements JGenerable { |
duke@1 | 36 | |
duke@1 | 37 | // |
duke@1 | 38 | // mask |
duke@1 | 39 | // |
duke@1 | 40 | private static int VAR |
duke@1 | 41 | = JMod.FINAL; |
duke@1 | 42 | |
duke@1 | 43 | private static int FIELD |
tbell@50 | 44 | = (JMod.PUBLIC | JMod.PRIVATE | JMod.PROTECTED |
tbell@50 | 45 | | JMod.STATIC | JMod.FINAL |
tbell@50 | 46 | | JMod.TRANSIENT | JMod.VOLATILE); |
duke@1 | 47 | |
duke@1 | 48 | private static int METHOD |
tbell@50 | 49 | = (JMod.PUBLIC | JMod.PRIVATE | JMod.PROTECTED | JMod.FINAL |
tbell@50 | 50 | | JMod.ABSTRACT | JMod.STATIC | JMod.NATIVE | JMod.SYNCHRONIZED); |
duke@1 | 51 | |
duke@1 | 52 | private static int CLASS |
tbell@50 | 53 | = (JMod.PUBLIC | JMod.PRIVATE | JMod.PROTECTED |
tbell@50 | 54 | | JMod.STATIC | JMod.FINAL | JMod.ABSTRACT ); |
duke@1 | 55 | |
duke@1 | 56 | private static int INTERFACE = JMod.PUBLIC; |
duke@1 | 57 | |
duke@1 | 58 | /** bit-packed representation of modifiers. */ |
duke@1 | 59 | private int mods; |
duke@1 | 60 | |
duke@1 | 61 | private JMods(int mods) { |
duke@1 | 62 | this.mods = mods; |
duke@1 | 63 | } |
duke@1 | 64 | |
duke@1 | 65 | /** |
duke@1 | 66 | * Gets the bit-packed representaion of modifiers. |
duke@1 | 67 | */ |
duke@1 | 68 | public int getValue() { |
duke@1 | 69 | return mods; |
duke@1 | 70 | } |
duke@1 | 71 | |
duke@1 | 72 | private static void check(int mods, int legal, String what) { |
duke@1 | 73 | if ((mods & ~legal) != 0) |
duke@1 | 74 | throw new IllegalArgumentException("Illegal modifiers for " |
duke@1 | 75 | + what + ": " |
duke@1 | 76 | + new JMods(mods).toString()); |
duke@1 | 77 | /* ## check for illegal combinations too */ |
duke@1 | 78 | } |
duke@1 | 79 | |
duke@1 | 80 | static JMods forVar(int mods) { |
duke@1 | 81 | check(mods, VAR, "variable"); |
duke@1 | 82 | return new JMods(mods); |
duke@1 | 83 | } |
duke@1 | 84 | |
duke@1 | 85 | static JMods forField(int mods) { |
duke@1 | 86 | check(mods, FIELD, "field"); |
duke@1 | 87 | return new JMods(mods); |
duke@1 | 88 | } |
duke@1 | 89 | |
duke@1 | 90 | static JMods forMethod(int mods) { |
duke@1 | 91 | check(mods, METHOD, "method"); |
duke@1 | 92 | return new JMods(mods); |
duke@1 | 93 | } |
duke@1 | 94 | |
duke@1 | 95 | static JMods forClass(int mods) { |
duke@1 | 96 | check(mods, CLASS, "class"); |
duke@1 | 97 | return new JMods(mods); |
duke@1 | 98 | } |
duke@1 | 99 | |
duke@1 | 100 | static JMods forInterface(int mods) { |
duke@1 | 101 | check(mods, INTERFACE, "class"); |
duke@1 | 102 | return new JMods(mods); |
duke@1 | 103 | } |
duke@1 | 104 | |
duke@1 | 105 | public boolean isAbstract() { |
duke@1 | 106 | return (mods & JMod.ABSTRACT) != 0; |
duke@1 | 107 | } |
duke@1 | 108 | |
duke@1 | 109 | public boolean isNative() { |
duke@1 | 110 | return (mods & JMod.NATIVE) != 0; |
duke@1 | 111 | } |
duke@1 | 112 | |
duke@1 | 113 | public boolean isSynchronized() { |
duke@1 | 114 | return (mods & JMod.SYNCHRONIZED) != 0; |
duke@1 | 115 | } |
duke@1 | 116 | |
duke@1 | 117 | public void setSynchronized(boolean newValue) { |
duke@1 | 118 | setFlag( JMod.SYNCHRONIZED, newValue ); |
duke@1 | 119 | } |
duke@1 | 120 | |
duke@1 | 121 | // TODO: more |
duke@1 | 122 | |
duke@1 | 123 | private void setFlag( int bit, boolean newValue ) { |
duke@1 | 124 | mods = (mods & ~bit) | (newValue?bit:0); |
duke@1 | 125 | } |
duke@1 | 126 | |
duke@1 | 127 | public void generate(JFormatter f) { |
duke@1 | 128 | if ((mods & JMod.PUBLIC) != 0) f.p("public"); |
duke@1 | 129 | if ((mods & JMod.PROTECTED) != 0) f.p("protected"); |
duke@1 | 130 | if ((mods & JMod.PRIVATE) != 0) f.p("private"); |
duke@1 | 131 | if ((mods & JMod.FINAL) != 0) f.p("final"); |
duke@1 | 132 | if ((mods & JMod.STATIC) != 0) f.p("static"); |
duke@1 | 133 | if ((mods & JMod.ABSTRACT) != 0) f.p("abstract"); |
duke@1 | 134 | if ((mods & JMod.NATIVE) != 0) f.p("native"); |
duke@1 | 135 | if ((mods & JMod.SYNCHRONIZED) != 0) f.p("synchronized"); |
duke@1 | 136 | if ((mods & JMod.TRANSIENT) != 0) f.p("transient"); |
duke@1 | 137 | if ((mods & JMod.VOLATILE) != 0) f.p("volatile"); |
duke@1 | 138 | } |
duke@1 | 139 | |
duke@1 | 140 | public String toString() { |
duke@1 | 141 | StringWriter s = new StringWriter(); |
duke@1 | 142 | JFormatter f = new JFormatter(new PrintWriter(s)); |
duke@1 | 143 | this.generate(f); |
duke@1 | 144 | return s.toString(); |
duke@1 | 145 | } |
duke@1 | 146 | |
duke@1 | 147 | } |