src/share/classes/com/sun/tools/javadoc/ProgramElementDocImpl.java

Sat, 07 Nov 2020 10:30:02 +0800

author
aoqi
date
Sat, 07 Nov 2020 10:30:02 +0800
changeset 3938
93012e2a5d1d
parent 2525
2eb010b6cb22
permissions
-rw-r--r--

Added tag mips-jdk8u275-b01 for changeset eb6ee6a5f2fe

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation. Oracle designates this
aoqi@0 8 * particular file as subject to the "Classpath" exception as provided
aoqi@0 9 * by Oracle in the LICENSE file that accompanied this code.
aoqi@0 10 *
aoqi@0 11 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 14 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 15 * accompanied this code).
aoqi@0 16 *
aoqi@0 17 * You should have received a copy of the GNU General Public License version
aoqi@0 18 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 20 *
aoqi@0 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 22 * or visit www.oracle.com if you need additional information or have any
aoqi@0 23 * questions.
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 package com.sun.tools.javadoc;
aoqi@0 27
aoqi@0 28 import java.lang.reflect.Modifier;
aoqi@0 29 import java.text.CollationKey;
aoqi@0 30
aoqi@0 31 import com.sun.javadoc.*;
aoqi@0 32 import com.sun.source.util.TreePath;
aoqi@0 33 import com.sun.tools.javac.code.Attribute;
aoqi@0 34 import com.sun.tools.javac.code.Symbol;
aoqi@0 35 import com.sun.tools.javac.code.Symbol.ClassSymbol;
aoqi@0 36 import com.sun.tools.javac.tree.JCTree;
aoqi@0 37 import com.sun.tools.javac.tree.JCTree.JCCompilationUnit;
aoqi@0 38 import com.sun.tools.javac.util.Position;
aoqi@0 39
aoqi@0 40 /**
aoqi@0 41 * Represents a java program element: class, interface, field,
aoqi@0 42 * constructor, or method.
aoqi@0 43 * This is an abstract class dealing with information common to
aoqi@0 44 * these elements.
aoqi@0 45 *
aoqi@0 46 * <p><b>This is NOT part of any supported API.
aoqi@0 47 * If you write code that depends on this, you do so at your own risk.
aoqi@0 48 * This code and its internal interfaces are subject to change or
aoqi@0 49 * deletion without notice.</b>
aoqi@0 50 *
aoqi@0 51 * @see MemberDocImpl
aoqi@0 52 * @see ClassDocImpl
aoqi@0 53 *
aoqi@0 54 * @author Robert Field
aoqi@0 55 * @author Neal Gafter (rewrite)
aoqi@0 56 * @author Scott Seligman (generics, enums, annotations)
aoqi@0 57 */
aoqi@0 58 public abstract class ProgramElementDocImpl
aoqi@0 59 extends DocImpl implements ProgramElementDoc {
aoqi@0 60
aoqi@0 61 private final Symbol sym;
aoqi@0 62
aoqi@0 63 // For source position information.
aoqi@0 64 JCTree tree = null;
aoqi@0 65 Position.LineMap lineMap = null;
aoqi@0 66
aoqi@0 67
aoqi@0 68 // Cache for getModifiers().
aoqi@0 69 private int modifiers = -1;
aoqi@0 70
aoqi@0 71 protected ProgramElementDocImpl(DocEnv env, Symbol sym, TreePath treePath) {
aoqi@0 72 super(env, treePath);
aoqi@0 73 this.sym = sym;
aoqi@0 74 if (treePath != null) {
aoqi@0 75 tree = (JCTree) treePath.getLeaf();
aoqi@0 76 lineMap = ((JCCompilationUnit) treePath.getCompilationUnit()).lineMap;
aoqi@0 77 }
aoqi@0 78 }
aoqi@0 79
aoqi@0 80 @Override
aoqi@0 81 void setTreePath(TreePath treePath) {
aoqi@0 82 super.setTreePath(treePath);
aoqi@0 83 this.tree = (JCTree) treePath.getLeaf();
aoqi@0 84 this.lineMap = ((JCCompilationUnit) treePath.getCompilationUnit()).lineMap;
aoqi@0 85 }
aoqi@0 86
aoqi@0 87 /**
aoqi@0 88 * Subclasses override to identify the containing class
aoqi@0 89 */
aoqi@0 90 protected abstract ClassSymbol getContainingClass();
aoqi@0 91
aoqi@0 92 /**
aoqi@0 93 * Returns the flags in terms of javac's flags
aoqi@0 94 */
aoqi@0 95 abstract protected long getFlags();
aoqi@0 96
aoqi@0 97 /**
aoqi@0 98 * Returns the modifier flags in terms of java.lang.reflect.Modifier.
aoqi@0 99 */
aoqi@0 100 protected int getModifiers() {
aoqi@0 101 if (modifiers == -1) {
aoqi@0 102 modifiers = DocEnv.translateModifiers(getFlags());
aoqi@0 103 }
aoqi@0 104 return modifiers;
aoqi@0 105 }
aoqi@0 106
aoqi@0 107 /**
aoqi@0 108 * Get the containing class of this program element.
aoqi@0 109 *
aoqi@0 110 * @return a ClassDocImpl for this element's containing class.
aoqi@0 111 * If this is a class with no outer class, return null.
aoqi@0 112 */
aoqi@0 113 public ClassDoc containingClass() {
aoqi@0 114 if (getContainingClass() == null) {
aoqi@0 115 return null;
aoqi@0 116 }
aoqi@0 117 return env.getClassDoc(getContainingClass());
aoqi@0 118 }
aoqi@0 119
aoqi@0 120 /**
aoqi@0 121 * Return the package that this member is contained in.
aoqi@0 122 * Return "" if in unnamed package.
aoqi@0 123 */
aoqi@0 124 public PackageDoc containingPackage() {
aoqi@0 125 return env.getPackageDoc(getContainingClass().packge());
aoqi@0 126 }
aoqi@0 127
aoqi@0 128 /**
aoqi@0 129 * Get the modifier specifier integer.
aoqi@0 130 *
aoqi@0 131 * @see java.lang.reflect.Modifier
aoqi@0 132 */
aoqi@0 133 public int modifierSpecifier() {
aoqi@0 134 int modifiers = getModifiers();
aoqi@0 135 if (isMethod() && containingClass().isInterface())
aoqi@0 136 // Remove the implicit abstract modifier.
aoqi@0 137 return modifiers & ~Modifier.ABSTRACT;
aoqi@0 138 return modifiers;
aoqi@0 139 }
aoqi@0 140
aoqi@0 141 /**
aoqi@0 142 * Get modifiers string.
aoqi@0 143 * <pre>
aoqi@0 144 * Example, for:
aoqi@0 145 * public abstract int foo() { ... }
aoqi@0 146 * modifiers() would return:
aoqi@0 147 * 'public abstract'
aoqi@0 148 * </pre>
aoqi@0 149 * Annotations are not included.
aoqi@0 150 */
aoqi@0 151 public String modifiers() {
aoqi@0 152 int modifiers = getModifiers();
aoqi@0 153 if (isAnnotationTypeElement() ||
aoqi@0 154 (isMethod() && containingClass().isInterface())) {
aoqi@0 155 // Remove the implicit abstract modifier.
aoqi@0 156 return Modifier.toString(modifiers & ~Modifier.ABSTRACT);
aoqi@0 157 } else {
aoqi@0 158 return Modifier.toString(modifiers);
aoqi@0 159 }
aoqi@0 160 }
aoqi@0 161
aoqi@0 162 /**
aoqi@0 163 * Get the annotations of this program element.
aoqi@0 164 * Return an empty array if there are none.
aoqi@0 165 */
aoqi@0 166 public AnnotationDesc[] annotations() {
aoqi@0 167 AnnotationDesc res[] = new AnnotationDesc[sym.getRawAttributes().length()];
aoqi@0 168 int i = 0;
aoqi@0 169 for (Attribute.Compound a : sym.getRawAttributes()) {
aoqi@0 170 res[i++] = new AnnotationDescImpl(env, a);
aoqi@0 171 }
aoqi@0 172 return res;
aoqi@0 173 }
aoqi@0 174
aoqi@0 175 /**
aoqi@0 176 * Return true if this program element is public
aoqi@0 177 */
aoqi@0 178 public boolean isPublic() {
aoqi@0 179 int modifiers = getModifiers();
aoqi@0 180 return Modifier.isPublic(modifiers);
aoqi@0 181 }
aoqi@0 182
aoqi@0 183 /**
aoqi@0 184 * Return true if this program element is protected
aoqi@0 185 */
aoqi@0 186 public boolean isProtected() {
aoqi@0 187 int modifiers = getModifiers();
aoqi@0 188 return Modifier.isProtected(modifiers);
aoqi@0 189 }
aoqi@0 190
aoqi@0 191 /**
aoqi@0 192 * Return true if this program element is private
aoqi@0 193 */
aoqi@0 194 public boolean isPrivate() {
aoqi@0 195 int modifiers = getModifiers();
aoqi@0 196 return Modifier.isPrivate(modifiers);
aoqi@0 197 }
aoqi@0 198
aoqi@0 199 /**
aoqi@0 200 * Return true if this program element is package private
aoqi@0 201 */
aoqi@0 202 public boolean isPackagePrivate() {
aoqi@0 203 return !(isPublic() || isPrivate() || isProtected());
aoqi@0 204 }
aoqi@0 205
aoqi@0 206 /**
aoqi@0 207 * Return true if this program element is static
aoqi@0 208 */
aoqi@0 209 public boolean isStatic() {
aoqi@0 210 int modifiers = getModifiers();
aoqi@0 211 return Modifier.isStatic(modifiers);
aoqi@0 212 }
aoqi@0 213
aoqi@0 214 /**
aoqi@0 215 * Return true if this program element is final
aoqi@0 216 */
aoqi@0 217 public boolean isFinal() {
aoqi@0 218 int modifiers = getModifiers();
aoqi@0 219 return Modifier.isFinal(modifiers);
aoqi@0 220 }
aoqi@0 221
aoqi@0 222 /**
aoqi@0 223 * Generate a key for sorting.
aoqi@0 224 */
aoqi@0 225 CollationKey generateKey() {
aoqi@0 226 String k = name();
aoqi@0 227 // System.out.println("COLLATION KEY FOR " + this + " is \"" + k + "\"");
aoqi@0 228 return env.doclocale.collator.getCollationKey(k);
aoqi@0 229 }
aoqi@0 230
aoqi@0 231 }

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