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

Thu, 02 Oct 2008 19:58:40 -0700

author
xdono
date
Thu, 02 Oct 2008 19:58:40 -0700
changeset 117
24a47c3062fe
parent 74
5a9172b251dd
child 197
1bf037016426
permissions
-rw-r--r--

6754988: Update copyright year
Summary: Update for files that have been modified starting July 2008
Reviewed-by: ohair, tbell

duke@1 1 /*
xdono@117 2 * Copyright 1997-2008 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.tools.javadoc;
duke@1 27
duke@1 28 import com.sun.javadoc.*;
duke@1 29
duke@1 30 import com.sun.tools.javac.util.List;
duke@1 31 import com.sun.tools.javac.util.ListBuffer;
duke@1 32 import com.sun.tools.javac.util.Position;
duke@1 33 import com.sun.tools.javac.code.Flags;
duke@1 34 import com.sun.tools.javac.code.Type;
duke@1 35 import com.sun.tools.javac.code.Symbol;
duke@1 36 import com.sun.tools.javac.code.Symbol.*;
duke@1 37 import com.sun.tools.javac.tree.JCTree.JCMethodDecl;
duke@1 38
duke@1 39 import java.text.CollationKey;
duke@1 40
duke@1 41 import java.lang.reflect.Modifier;
duke@1 42
duke@1 43 /**
duke@1 44 * Represents a method or constructor of a java class.
duke@1 45 *
duke@1 46 * @since 1.2
duke@1 47 * @author Robert Field
duke@1 48 * @author Neal Gafter (rewrite)
duke@1 49 * @author Scott Seligman (generics, annotations)
duke@1 50 */
duke@1 51
duke@1 52 public abstract class ExecutableMemberDocImpl
duke@1 53 extends MemberDocImpl implements ExecutableMemberDoc {
duke@1 54
duke@1 55 protected final MethodSymbol sym;
duke@1 56
duke@1 57 /**
duke@1 58 * Constructor.
duke@1 59 */
duke@1 60 public ExecutableMemberDocImpl(DocEnv env, MethodSymbol sym,
duke@1 61 String rawDocs, JCMethodDecl tree, Position.LineMap lineMap) {
duke@1 62 super(env, sym, rawDocs, tree, lineMap);
duke@1 63 this.sym = sym;
duke@1 64 }
duke@1 65
duke@1 66 /**
duke@1 67 * Constructor.
duke@1 68 */
duke@1 69 public ExecutableMemberDocImpl(DocEnv env, MethodSymbol sym) {
duke@1 70 this(env, sym, null, null, null);
duke@1 71 }
duke@1 72
duke@1 73 /**
duke@1 74 * Returns the flags in terms of javac's flags
duke@1 75 */
duke@1 76 protected long getFlags() {
duke@1 77 return sym.flags();
duke@1 78 }
duke@1 79
duke@1 80 /**
duke@1 81 * Identify the containing class
duke@1 82 */
duke@1 83 protected ClassSymbol getContainingClass() {
duke@1 84 return sym.enclClass();
duke@1 85 }
duke@1 86
duke@1 87 /**
duke@1 88 * Return true if this method is native
duke@1 89 */
duke@1 90 public boolean isNative() {
duke@1 91 return Modifier.isNative(getModifiers());
duke@1 92 }
duke@1 93
duke@1 94 /**
duke@1 95 * Return true if this method is synchronized
duke@1 96 */
duke@1 97 public boolean isSynchronized() {
duke@1 98 return Modifier.isSynchronized(getModifiers());
duke@1 99 }
duke@1 100
duke@1 101 /**
duke@1 102 * Return true if this method was declared to take a variable number
duke@1 103 * of arguments.
duke@1 104 */
duke@1 105 public boolean isVarArgs() {
duke@1 106 return ((sym.flags() & Flags.VARARGS) != 0
duke@1 107 && !env.legacyDoclet);
duke@1 108 }
duke@1 109
duke@1 110 /**
duke@1 111 * Returns true if this field was synthesized by the compiler.
duke@1 112 */
duke@1 113 public boolean isSynthetic() {
duke@1 114 return ((sym.flags() & Flags.SYNTHETIC) != 0);
duke@1 115 }
duke@1 116
duke@1 117 public boolean isIncluded() {
duke@1 118 return containingClass().isIncluded() && env.shouldDocument(sym);
duke@1 119 }
duke@1 120
duke@1 121 /**
duke@1 122 * Return the throws tags in this method.
duke@1 123 *
duke@1 124 * @return an array of ThrowTagImpl containing all {@code @exception}
duke@1 125 * and {@code @throws} tags.
duke@1 126 */
duke@1 127 public ThrowsTag[] throwsTags() {
duke@1 128 return comment().throwsTags();
duke@1 129 }
duke@1 130
duke@1 131 /**
duke@1 132 * Return the param tags in this method, excluding the type
duke@1 133 * parameter tags.
duke@1 134 *
duke@1 135 * @return an array of ParamTagImpl containing all {@code @param} tags.
duke@1 136 */
duke@1 137 public ParamTag[] paramTags() {
duke@1 138 return comment().paramTags();
duke@1 139 }
duke@1 140
duke@1 141 /**
duke@1 142 * Return the type parameter tags in this method.
duke@1 143 */
duke@1 144 public ParamTag[] typeParamTags() {
duke@1 145 return env.legacyDoclet
duke@1 146 ? new ParamTag[0]
duke@1 147 : comment().typeParamTags();
duke@1 148 }
duke@1 149
duke@1 150 /**
duke@1 151 * Return exceptions this method or constructor throws.
duke@1 152 *
duke@1 153 * @return an array of ClassDoc[] representing the exceptions
duke@1 154 * thrown by this method.
duke@1 155 */
duke@1 156 public ClassDoc[] thrownExceptions() {
duke@1 157 ListBuffer<ClassDocImpl> l = new ListBuffer<ClassDocImpl>();
duke@1 158 for (Type ex : sym.type.getThrownTypes()) {
duke@1 159 ex = env.types.erasure(ex);
duke@1 160 //### Will these casts succeed in the face of static semantic
duke@1 161 //### errors in the documented code?
duke@1 162 ClassDocImpl cdi = env.getClassDoc((ClassSymbol)ex.tsym);
duke@1 163 if (cdi != null) l.append(cdi);
duke@1 164 }
duke@1 165 return l.toArray(new ClassDocImpl[l.length()]);
duke@1 166 }
duke@1 167
duke@1 168 /**
duke@1 169 * Return exceptions this method or constructor throws.
duke@1 170 * Each array element is either a <code>ClassDoc</code> or a
duke@1 171 * <code>TypeVariable</code>.
duke@1 172 */
duke@1 173 public com.sun.javadoc.Type[] thrownExceptionTypes() {
duke@1 174 return TypeMaker.getTypes(env, sym.type.getThrownTypes());
duke@1 175 }
duke@1 176
duke@1 177 /**
duke@1 178 * Get argument information.
duke@1 179 *
duke@1 180 * @see ParameterImpl
duke@1 181 *
duke@1 182 * @return an array of ParameterImpl, one element per argument
duke@1 183 * in the order the arguments are present.
duke@1 184 */
duke@1 185 public Parameter[] parameters() {
duke@1 186 // generate the parameters on the fly: they're not cached
duke@1 187 List<VarSymbol> params = sym.params();
duke@1 188 Parameter result[] = new Parameter[params.length()];
duke@1 189
duke@1 190 int i = 0;
duke@1 191 for (VarSymbol param : params) {
duke@1 192 result[i++] = new ParameterImpl(env, param);
duke@1 193 }
duke@1 194 return result;
duke@1 195 }
duke@1 196
duke@1 197 /**
duke@1 198 * Return the formal type parameters of this method or constructor.
duke@1 199 * Return an empty array if there are none.
duke@1 200 */
duke@1 201 public TypeVariable[] typeParameters() {
duke@1 202 if (env.legacyDoclet) {
duke@1 203 return new TypeVariable[0];
duke@1 204 }
duke@1 205 TypeVariable res[] = new TypeVariable[sym.type.getTypeArguments().length()];
duke@1 206 TypeMaker.getTypes(env, sym.type.getTypeArguments(), res);
duke@1 207 return res;
duke@1 208 }
duke@1 209
duke@1 210 /**
duke@1 211 * Get the signature. It is the parameter list, type is qualified.
duke@1 212 * For instance, for a method <code>mymethod(String x, int y)</code>,
duke@1 213 * it will return <code>(java.lang.String,int)</code>.
duke@1 214 */
duke@1 215 public String signature() {
duke@1 216 return makeSignature(true);
duke@1 217 }
duke@1 218
duke@1 219 /**
duke@1 220 * Get flat signature. All types are not qualified.
duke@1 221 * Return a String, which is the flat signiture of this member.
duke@1 222 * It is the parameter list, type is not qualified.
duke@1 223 * For instance, for a method <code>mymethod(String x, int y)</code>,
duke@1 224 * it will return <code>(String, int)</code>.
duke@1 225 */
duke@1 226 public String flatSignature() {
duke@1 227 return makeSignature(false);
duke@1 228 }
duke@1 229
duke@1 230 private String makeSignature(boolean full) {
duke@1 231 StringBuffer result = new StringBuffer();
duke@1 232 result.append("(");
duke@1 233 for (List<Type> types = sym.type.getParameterTypes(); types.nonEmpty(); ) {
jjg@74 234 Type t = types.head;
duke@1 235 result.append(TypeMaker.getTypeString(env, t, full));
duke@1 236 types = types.tail;
duke@1 237 if (types.nonEmpty()) {
duke@1 238 result.append(", ");
duke@1 239 }
duke@1 240 }
duke@1 241 if (isVarArgs()) {
duke@1 242 int len = result.length();
duke@1 243 result.replace(len - 2, len, "...");
duke@1 244 }
duke@1 245 result.append(")");
duke@1 246 return result.toString();
duke@1 247 }
duke@1 248
duke@1 249 protected String typeParametersString() {
duke@1 250 return TypeMaker.typeParametersString(env, sym, true);
duke@1 251 }
duke@1 252
duke@1 253 /**
duke@1 254 * Generate a key for sorting.
duke@1 255 */
duke@1 256 CollationKey generateKey() {
duke@1 257 String k = name() + flatSignature() + typeParametersString();
duke@1 258 // ',' and '&' are between '$' and 'a': normalize to spaces.
duke@1 259 k = k.replace(',', ' ').replace('&', ' ');
duke@1 260 // System.out.println("COLLATION KEY FOR " + this + " is \"" + k + "\"");
duke@1 261 return env.doclocale.collator.getCollationKey(k);
duke@1 262 }
duke@1 263
duke@1 264 /**
duke@1 265 * Return the source position of the entity, or null if
duke@1 266 * no position is available.
duke@1 267 */
duke@1 268 public SourcePosition position() {
duke@1 269 if (sym.enclClass().sourcefile == null) return null;
duke@1 270 return SourcePositionImpl.make(sym.enclClass().sourcefile.toString(),
duke@1 271 (tree==null) ? 0 : tree.pos,
duke@1 272 lineMap);
duke@1 273 }
duke@1 274 }

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