src/share/classes/com/sun/javadoc/Doclet.java

Tue, 24 Dec 2013 09:17:37 -0800

author
ksrini
date
Tue, 24 Dec 2013 09:17:37 -0800
changeset 2227
998b10c43157
parent 554
9d9f26857129
child 2525
2eb010b6cb22
permissions
-rw-r--r--

8029230: Update copyright year to match last edit in jdk8 langtools repository for 2013
Reviewed-by: ksrini
Contributed-by: steve.sides@oracle.com

duke@1 1 /*
ohair@554 2 * Copyright (c) 1997, 2003, Oracle and/or its affiliates. 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
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle 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 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package com.sun.javadoc;
duke@1 27
duke@1 28 /**
duke@1 29 * This is an example of a starting class for a doclet,
duke@1 30 * showing the entry-point methods. A starting class must
duke@1 31 * import com.sun.javadoc.* and implement the
duke@1 32 * <code>start(RootDoc)</code> method, as described in the
duke@1 33 * <a href="package-summary.html#package_description">package
duke@1 34 * description</a>. If the doclet takes command line options,
duke@1 35 * it must also implement <code>optionLength</code> and
duke@1 36 * <code>validOptions</code>.
duke@1 37 *
duke@1 38 * <p> A doclet supporting the language features added since 1.1
duke@1 39 * (such as generics and annotations) should indicate this
duke@1 40 * by implementing <code>languageVersion</code>. In the absence of
duke@1 41 * this the doclet should not invoke any of the Doclet API methods
duke@1 42 * added since 1.5, and
duke@1 43 * the results of several other methods are modified so as
duke@1 44 * to conceal the new constructs (such as type parameters) from
duke@1 45 * the doclet.
duke@1 46 *
duke@1 47 * <p> To start the doclet, pass
duke@1 48 * <code>-doclet</code> followed by the fully-qualified
duke@1 49 * name of the starting class on the javadoc tool command line.
duke@1 50 */
duke@1 51 public abstract class Doclet {
duke@1 52
duke@1 53 /**
duke@1 54 * Generate documentation here.
duke@1 55 * This method is required for all doclets.
duke@1 56 *
duke@1 57 * @return true on success.
duke@1 58 */
duke@1 59 public static boolean start(RootDoc root) {
duke@1 60 return true;
duke@1 61 }
duke@1 62
duke@1 63 /**
duke@1 64 * Check for doclet-added options. Returns the number of
duke@1 65 * arguments you must specify on the command line for the
duke@1 66 * given option. For example, "-d docs" would return 2.
duke@1 67 * <P>
duke@1 68 * This method is required if the doclet contains any options.
duke@1 69 * If this method is missing, Javadoc will print an invalid flag
duke@1 70 * error for every option.
duke@1 71 *
duke@1 72 * @return number of arguments on the command line for an option
duke@1 73 * including the option name itself. Zero return means
duke@1 74 * option not known. Negative value means error occurred.
duke@1 75 */
duke@1 76 public static int optionLength(String option) {
duke@1 77 return 0; // default is option unknown
duke@1 78 }
duke@1 79
duke@1 80 /**
duke@1 81 * Check that options have the correct arguments.
duke@1 82 * <P>
duke@1 83 * This method is not required, but is recommended,
duke@1 84 * as every option will be considered valid if this method
duke@1 85 * is not present. It will default gracefully (to true)
duke@1 86 * if absent.
duke@1 87 * <P>
duke@1 88 * Printing option related error messages (using the provided
duke@1 89 * DocErrorReporter) is the responsibility of this method.
duke@1 90 *
duke@1 91 * @return true if the options are valid.
duke@1 92 */
duke@1 93 public static boolean validOptions(String options[][],
duke@1 94 DocErrorReporter reporter) {
duke@1 95 return true; // default is options are valid
duke@1 96 }
duke@1 97
duke@1 98 /**
duke@1 99 * Return the version of the Java Programming Language supported
duke@1 100 * by this doclet.
duke@1 101 * <p>
duke@1 102 * This method is required by any doclet supporting a language version
duke@1 103 * newer than 1.1.
duke@1 104 *
duke@1 105 * @return the language version supported by this doclet.
duke@1 106 * @since 1.5
duke@1 107 */
duke@1 108 public static LanguageVersion languageVersion() {
duke@1 109 return LanguageVersion.JAVA_1_1;
duke@1 110 }
duke@1 111 }

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