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Diffstat (limited to 'libjava/javax/swing/text/html/HTML.java')
| -rw-r--r-- | libjava/javax/swing/text/html/HTML.java | 1294 |
1 files changed, 0 insertions, 1294 deletions
diff --git a/libjava/javax/swing/text/html/HTML.java b/libjava/javax/swing/text/html/HTML.java deleted file mode 100644 index 6ed18d4eb2c..00000000000 --- a/libjava/javax/swing/text/html/HTML.java +++ /dev/null @@ -1,1294 +0,0 @@ -/* HTML.java -- HTML document tag constants - Copyright (C) 2002 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package javax.swing.text.html; - -import java.io.Serializable; - -import java.lang.reflect.Field; -import java.lang.reflect.Modifier; - -import java.util.Map; -import java.util.TreeMap; - -import javax.swing.text.AttributeSet; - -/** - * HTML attribute and tag definitions. - * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) - */ -public class HTML -{ - /** - * Represents a HTML attribute. - */ - public static class Attribute - implements Serializable - { - /** - * The action attribute - */ - public static final Attribute ACTION = new Attribute("action"); - - /** - * The align attribute - */ - public static final Attribute ALIGN = new Attribute("align"); - - /** - * The alink attribute - */ - public static final Attribute ALINK = new Attribute("alink"); - - /** - * The alt attribute - */ - public static final Attribute ALT = new Attribute("alt"); - - /** - * The archive attribute - */ - public static final Attribute ARCHIVE = new Attribute("archive"); - - /** - * The background attribute - */ - public static final Attribute BACKGROUND = new Attribute("background"); - - /** - * The bgcolor attribute - */ - public static final Attribute BGCOLOR = new Attribute("bgcolor"); - - /** - * The border attribute - */ - public static final Attribute BORDER = new Attribute("border"); - - /** - * The cellpadding attribute - */ - public static final Attribute CELLPADDING = new Attribute("cellpadding"); - - /** - * The cellspacing attribute - */ - public static final Attribute CELLSPACING = new Attribute("cellspacing"); - - /** - * The checked attribute - */ - public static final Attribute CHECKED = new Attribute("checked"); - - /** - * The class attribute - */ - public static final Attribute CLASS = new Attribute("class"); - - /** - * The classid attribute - */ - public static final Attribute CLASSID = new Attribute("classid"); - - /** - * The clear attribute - */ - public static final Attribute CLEAR = new Attribute("clear"); - - /** - * The code attribute - */ - public static final Attribute CODE = new Attribute("code"); - - /** - * The codebase attribute - */ - public static final Attribute CODEBASE = new Attribute("codebase"); - - /** - * The codetype attribute - */ - public static final Attribute CODETYPE = new Attribute("codetype"); - - /** - * The color attribute - */ - public static final Attribute COLOR = new Attribute("color"); - - /** - * The cols attribute - */ - public static final Attribute COLS = new Attribute("cols"); - - /** - * The colspan attribute - */ - public static final Attribute COLSPAN = new Attribute("colspan"); - - /** - * The comment attribute - */ - public static final Attribute COMMENT = new Attribute("comment"); - - /** - * The compact attribute - */ - public static final Attribute COMPACT = new Attribute("compact"); - - /** - * The content attribute - */ - public static final Attribute CONTENT = new Attribute("content"); - - /** - * The coords attribute - */ - public static final Attribute COORDS = new Attribute("coords"); - - /** - * The data attribute - */ - public static final Attribute DATA = new Attribute("data"); - - /** - * The declare attribute - */ - public static final Attribute DECLARE = new Attribute("declare"); - - /** - * The dir attribute - */ - public static final Attribute DIR = new Attribute("dir"); - - /** - * The dummy attribute - */ - public static final Attribute DUMMY = new Attribute("dummy"); - - /** - * The enctype attribute - */ - public static final Attribute ENCTYPE = new Attribute("enctype"); - - /** - * The endtag attribute - */ - public static final Attribute ENDTAG = new Attribute("endtag"); - - /** - * The face attribute - */ - public static final Attribute FACE = new Attribute("face"); - - /** - * The frameborder attribute - */ - public static final Attribute FRAMEBORDER = new Attribute("frameborder"); - - /** - * The halign attribute - */ - public static final Attribute HALIGN = new Attribute("halign"); - - /** - * The height attribute - */ - public static final Attribute HEIGHT = new Attribute("height"); - - /** - * The href attribute - */ - public static final Attribute HREF = new Attribute("href"); - - /** - * The hspace attribute - */ - public static final Attribute HSPACE = new Attribute("hspace"); - - /** - * The http-equiv attribute - */ - public static final Attribute HTTPEQUIV = new Attribute("http-equiv"); - - /** - * The id attribute - */ - public static final Attribute ID = new Attribute("id"); - - /** - * The ismap attribute - */ - public static final Attribute ISMAP = new Attribute("ismap"); - - /** - * The lang attribute - */ - public static final Attribute LANG = new Attribute("lang"); - - /** - * The language attribute - */ - public static final Attribute LANGUAGE = new Attribute("language"); - - /** - * The link attribute - */ - public static final Attribute LINK = new Attribute("link"); - - /** - * The lowsrc attribute - */ - public static final Attribute LOWSRC = new Attribute("lowsrc"); - - /** - * The marginheight attribute - */ - public static final Attribute MARGINHEIGHT = new Attribute("marginheight"); - - /** - * The marginwidth attribute - */ - public static final Attribute MARGINWIDTH = new Attribute("marginwidth"); - - /** - * The maxlength attribute - */ - public static final Attribute MAXLENGTH = new Attribute("maxlength"); - - /** - * The media attribute - */ - public static final Attribute MEDIA = new Attribute("media"); - - /** - * The method attribute - */ - public static final Attribute METHOD = new Attribute("method"); - - /** - * The multiple attribute - */ - public static final Attribute MULTIPLE = new Attribute("multiple"); - - /** - * The n attribute - */ - public static final Attribute N = new Attribute("n"); - - /** - * The name attribute - */ - public static final Attribute NAME = new Attribute("name"); - - /** - * The nohref attribute - */ - public static final Attribute NOHREF = new Attribute("nohref"); - - /** - * The noresize attribute - */ - public static final Attribute NORESIZE = new Attribute("noresize"); - - /** - * The noshade attribute - */ - public static final Attribute NOSHADE = new Attribute("noshade"); - - /** - * The nowrap attribute - */ - public static final Attribute NOWRAP = new Attribute("nowrap"); - - /** - * The prompt attribute - */ - public static final Attribute PROMPT = new Attribute("prompt"); - - /** - * The rel attribute - */ - public static final Attribute REL = new Attribute("rel"); - - /** - * The rev attribute - */ - public static final Attribute REV = new Attribute("rev"); - - /** - * The rows attribute - */ - public static final Attribute ROWS = new Attribute("rows"); - - /** - * The rowspan attribute - */ - public static final Attribute ROWSPAN = new Attribute("rowspan"); - - /** - * The scrolling attribute - */ - public static final Attribute SCROLLING = new Attribute("scrolling"); - - /** - * The selected attribute - */ - public static final Attribute SELECTED = new Attribute("selected"); - - /** - * The shape attribute - */ - public static final Attribute SHAPE = new Attribute("shape"); - - /** - * The shapes attribute - */ - public static final Attribute SHAPES = new Attribute("shapes"); - - /** - * The size attribute - */ - public static final Attribute SIZE = new Attribute("size"); - - /** - * The src attribute - */ - public static final Attribute SRC = new Attribute("src"); - - /** - * The standby attribute - */ - public static final Attribute STANDBY = new Attribute("standby"); - - /** - * The start attribute - */ - public static final Attribute START = new Attribute("start"); - - /** - * The style attribute - */ - public static final Attribute STYLE = new Attribute("style"); - - /** - * The target attribute - */ - public static final Attribute TARGET = new Attribute("target"); - - /** - * The text attribute - */ - public static final Attribute TEXT = new Attribute("text"); - - /** - * The title attribute - */ - public static final Attribute TITLE = new Attribute("title"); - - /** - * The type attribute - */ - public static final Attribute TYPE = new Attribute("type"); - - /** - * The usemap attribute - */ - public static final Attribute USEMAP = new Attribute("usemap"); - - /** - * The valign attribute - */ - public static final Attribute VALIGN = new Attribute("valign"); - - /** - * The value attribute - */ - public static final Attribute VALUE = new Attribute("value"); - - /** - * The valuetype attribute - */ - public static final Attribute VALUETYPE = new Attribute("valuetype"); - - /** - * The version attribute - */ - public static final Attribute VERSION = new Attribute("version"); - - /** - * The vlink attribute - */ - public static final Attribute VLINK = new Attribute("vlink"); - - /** - * The vspace attribute - */ - public static final Attribute VSPACE = new Attribute("vspace"); - - /** - * The width attribute - */ - public static final Attribute WIDTH = new Attribute("width"); - private final String name; - - /** - * Creates the attribute with the given name. - */ - protected Attribute(String a_name) - { - name = a_name; - } - - /** - * Calls compareTo on the tag names (Strings) - */ - public int compareTo(Object other) - { - return name.compareTo(((Attribute) other).name); - } - - /** - * The attributes are equal if the names are equal - * (ignoring case) - */ - public boolean equals(Object other) - { - if (other == this) - return true; - - if (!(other instanceof Attribute)) - return false; - - Attribute that = (Attribute) other; - - return that.name.equalsIgnoreCase(name); - } - - /** - * Returns the hash code which corresponds to the string for this tag. - */ - public int hashCode() - { - return name == null ? 0 : name.hashCode(); - } - - /** - * Returns the attribute name. The names of the built-in attributes - * are always returned in lowercase. - */ - public String toString() - { - return name; - } - - /** - * Return an array of all attributes, declared in the HTML.Attribute - * class. WARNING: attributes are the only public fields, - * expected in this class. - */ - static Attribute[] getAllAttributes() - { - Field[] f = Attribute.class.getFields(); - Attribute[] attrs = new Attribute[ f.length ]; - Field x; - int p = 0; - Attribute a; - - for (int i = 0; i < f.length; i++) - { - x = f [ i ]; - - if ((x.getModifiers() & Modifier.STATIC) != 0) - { - if (x.getType().equals(Attribute.class)) - { - try - { - a = (Attribute) x.get(null); - attrs [ p++ ] = a; - } - catch (Exception ex) - { - ex.printStackTrace(System.err); - throw new Error("This should never happen, report a bug"); - } - } - } - } - - return attrs; - } - } - - /** - * Represents a HTML tag. - */ - public static class Tag - implements Comparable, Serializable - { - /** - * The <a> tag - */ - public static final Tag A = new Tag("a"); - - /** - * The <address> tag - */ - public static final Tag ADDRESS = new Tag("address"); - - /** - * The <applet> tag - */ - public static final Tag APPLET = new Tag("applet"); - - /** - * The <area> tag - */ - public static final Tag AREA = new Tag("area"); - - /** - * The <b> tag - */ - public static final Tag B = new Tag("b"); - - /** - * The <base> tag - */ - public static final Tag BASE = new Tag("base"); - - /** - * The <basefont> tag - */ - public static final Tag BASEFONT = new Tag("basefont"); - - /** - * The <big> tag - */ - public static final Tag BIG = new Tag("big"); - - /** - * The <blockquote> tag , breaks flow, block tag. - */ - public static final Tag BLOCKQUOTE = new Tag("blockquote", BREAKS | BLOCK); - - /** - * The <body> tag , breaks flow, block tag. - */ - public static final Tag BODY = new Tag("body", BREAKS | BLOCK); - - /** - * The <br> tag , breaks flow. - */ - public static final Tag BR = new Tag("br", BREAKS); - - /** - * The <caption> tag - */ - public static final Tag CAPTION = new Tag("caption"); - - /** - * The <center> tag , breaks flow. - */ - public static final Tag CENTER = new Tag("center", BREAKS); - - /** - * The <cite> tag - */ - public static final Tag CITE = new Tag("cite"); - - /** - * The <code> tag - */ - public static final Tag CODE = new Tag("code"); - - /** - * The <dd> tag , breaks flow, block tag. - */ - public static final Tag DD = new Tag("dd", BREAKS | BLOCK); - - /** - * The <dfn> tag - */ - public static final Tag DFN = new Tag("dfn"); - - /** - * The <dir> tag , breaks flow, block tag. - */ - public static final Tag DIR = new Tag("dir", BREAKS | BLOCK); - - /** - * The <div> tag , breaks flow, block tag. - */ - public static final Tag DIV = new Tag("div", BREAKS | BLOCK); - - /** - * The <dl> tag , breaks flow, block tag. - */ - public static final Tag DL = new Tag("dl", BREAKS | BLOCK); - - /** - * The <dt> tag , breaks flow, block tag. - */ - public static final Tag DT = new Tag("dt", BREAKS | BLOCK); - - /** - * The <em> tag - */ - public static final Tag EM = new Tag("em"); - - /** - * The <font> tag - */ - public static final Tag FONT = new Tag("font"); - - /** - * The <form> tag , breaks flow. - */ - public static final Tag FORM = new Tag("form", BREAKS); - - /** - * The <frame> tag - */ - public static final Tag FRAME = new Tag("frame"); - - /** - * The <frameset> tag - */ - public static final Tag FRAMESET = new Tag("frameset"); - - /** - * The <h1> tag , breaks flow, block tag. - */ - public static final Tag H1 = new Tag("h1", BREAKS | BLOCK); - - /** - * The <h2> tag , breaks flow, block tag. - */ - public static final Tag H2 = new Tag("h2", BREAKS | BLOCK); - - /** - * The <h3> tag , breaks flow, block tag. - */ - public static final Tag H3 = new Tag("h3", BREAKS | BLOCK); - - /** - * The <h4> tag , breaks flow, block tag. - */ - public static final Tag H4 = new Tag("h4", BREAKS | BLOCK); - - /** - * The <h5> tag , breaks flow, block tag. - */ - public static final Tag H5 = new Tag("h5", BREAKS | BLOCK); - - /** - * The <h6> tag , breaks flow, block tag. - */ - public static final Tag H6 = new Tag("h6", BREAKS | BLOCK); - - /** - * The <head> tag , breaks flow, block tag. - */ - public static final Tag HEAD = new Tag("head", BREAKS | BLOCK); - - /** - * The <hr> tag , breaks flow. - */ - public static final Tag HR = new Tag("hr", BREAKS); - - /** - * The <html> tag , breaks flow. - */ - public static final Tag HTML = new Tag("html", BREAKS); - - /** - * The <i> tag - */ - public static final Tag I = new Tag("i"); - - /** - * The <img> tag - */ - public static final Tag IMG = new Tag("img"); - - /** - * The <input> tag - */ - public static final Tag INPUT = new Tag("input"); - - /** - * The <isindex> tag , breaks flow. - */ - public static final Tag ISINDEX = new Tag("isindex", BREAKS); - - /** - * The <kbd> tag - */ - public static final Tag KBD = new Tag("kbd"); - - /** - * The <li> tag , breaks flow, block tag. - */ - public static final Tag LI = new Tag("li", BREAKS | BLOCK); - - /** - * The <link> tag - */ - public static final Tag LINK = new Tag("link"); - - /** - * The <map> tag - */ - public static final Tag MAP = new Tag("map"); - - /** - * The <menu> tag , breaks flow, block tag. - */ - public static final Tag MENU = new Tag("menu", BREAKS | BLOCK); - - /** - * The <meta> tag - */ - public static final Tag META = new Tag("meta"); - - /** - * The <nobr> tag - */ - public static final Tag NOBR = new Tag("nobr"); - - /** - * The <noframes> tag , breaks flow, block tag. - */ - public static final Tag NOFRAMES = new Tag("noframes", BREAKS | BLOCK); - - /** - * The <object> tag - */ - public static final Tag OBJECT = new Tag("object"); - - /** - * The <ol> tag , breaks flow, block tag. - */ - public static final Tag OL = new Tag("ol", BREAKS | BLOCK); - - /** - * The <option> tag - */ - public static final Tag OPTION = new Tag("option"); - - /** - * The <p> tag , breaks flow, block tag. - */ - public static final Tag P = new Tag("p", BREAKS | BLOCK); - - /** - * The <param> tag - */ - public static final Tag PARAM = new Tag("param"); - - /** - * The <pre> tag , breaks flow, block tag, preformatted. - */ - public static final Tag PRE = new Tag("pre", BREAKS | BLOCK | PREFORMATTED); - - /** - * The <s> tag - */ - public static final Tag S = new Tag("s"); - - /** - * The <samp> tag - */ - public static final Tag SAMP = new Tag("samp"); - - /** - * The <script> tag - */ - public static final Tag SCRIPT = new Tag("script"); - - /** - * The <select> tag - */ - public static final Tag SELECT = new Tag("select"); - - /** - * The <small> tag - */ - public static final Tag SMALL = new Tag("small"); - - /** - * The <span> tag - */ - public static final Tag SPAN = new Tag("span"); - - /** - * The <strike> tag - */ - public static final Tag STRIKE = new Tag("strike"); - - /** - * The <strong> tag - */ - public static final Tag STRONG = new Tag("strong"); - - /** - * The <style> tag - */ - public static final Tag STYLE = new Tag("style"); - - /** - * The <sub> tag - */ - public static final Tag SUB = new Tag("sub"); - - /** - * The <sup> tag - */ - public static final Tag SUP = new Tag("sup"); - - /** - * The <table> tag , block tag. - */ - public static final Tag TABLE = new Tag("table", BLOCK); - - /** - * The <td> tag , breaks flow, block tag. - */ - public static final Tag TD = new Tag("td", BREAKS | BLOCK); - - /** - * The <textarea> tag , preformatted. - */ - public static final Tag TEXTAREA = new Tag("textarea", PREFORMATTED); - - /** - * The <th> tag , breaks flow, block tag. - */ - public static final Tag TH = new Tag("th", BREAKS | BLOCK); - - /** - * The <title> tag , breaks flow, block tag. - */ - public static final Tag TITLE = new Tag("title", BREAKS | BLOCK); - - /** - * The <tr> tag , block tag. - */ - public static final Tag TR = new Tag("tr", BLOCK); - - /** - * The <tt> tag - */ - public static final Tag TT = new Tag("tt"); - - /** - * The <u> tag - */ - public static final Tag U = new Tag("u"); - - /** - * The <ul> tag , breaks flow, block tag. - */ - public static final Tag UL = new Tag("ul", BREAKS | BLOCK); - - /** - * The <var> tag - */ - public static final Tag VAR = new Tag("var"); - - /* Special tags */ - - /** - * Total number of syntetic tags, delared in the Tag class. - * This must be adjusted if the new synthetic tags are declared. - * Otherwise the HTML.getAllTags() will not work as expected. - */ - private static final int TOTAL_SYNTHETIC_TAGS = 3; - - /** - * All comments are labeled with this tag. - * This tag is not included into the array, returned by getAllTags(). - * toString() returns 'comment'. HTML reader synthesizes this tag. - */ - public static final Tag COMMENT = new Tag("comment", SYNTETIC); - - /** - * All text content is labeled with this tag. - * This tag is not included into the array, returned by getAllTags(). - * toString() returns 'content'. HTML reader synthesizes this tag. - */ - public static final Tag CONTENT = new Tag("content", SYNTETIC); - - /** - * All text content must be in a paragraph element. - * If a paragraph didn't exist when content was encountered, - * a paragraph is manufactured. - * toString() returns 'implied'. HTML reader synthesizes this tag. - */ - public static final Tag IMPLIED = new Tag("implied", SYNTETIC); - final String name; - final int flags; - - /** - * Creates a new Tag with the specified id, and with causesBreak - * and isBlock set to false. - */ - protected Tag(String id) - { - name = id; - flags = 0; - } - - /** - * Creates a new Tag with the specified tag name and - * causesBreak and isBlock properties. - */ - protected Tag(String id, boolean causesBreak, boolean isBlock) - { - int f = 0; - - if (causesBreak) - { - f |= BREAKS; - } - - if (isBlock) - { - f |= BLOCK; - } - - flags = f; - name = id; - } - - /** - * Create a tag taking flags. - */ - Tag(String id, int a_flags) - { - name = id; - flags = a_flags; - } - - /** - * Returns true if this tag is a block tag, which is a tag used to - * add structure to a document. - */ - public boolean isBlock() - { - return (flags & BLOCK) != 0; - } - - /** - * Returns true if this tag is pre-formatted, which is true if - * the tag is either PRE or TEXTAREA - */ - public boolean isPreformatted() - { - return (flags & PREFORMATTED) != 0; - } - - /** - * Returns true if this tag causes a line break to the flow of text - */ - public boolean breaksFlow() - { - return (flags & BREAKS) != 0; - } - - /** - * Calls compareTo on the tag names (Strings) - */ - public int compareTo(Object other) - { - return name.compareTo(((Tag) other).name); - } - - /** - * The tags are equal if the names are equal (ignoring case). - */ - public boolean equals(Object other) - { - if (other == this) - { - return true; - } - - if (!(other instanceof Tag)) - { - return false; - } - - Tag that = (Tag) other; - - return that.name.equalsIgnoreCase(name); - } - - /** - * Returns the hash code which corresponds to the string for this tag. - */ - public int hashCode() - { - return name == null ? 0 : name.hashCode(); - } - - /** - * Returns the tag name. The names of the built-in tags are always - * returned in lowercase. - */ - public String toString() - { - return name; - } - - /** - * Return an array of HTML tags, declared in HTML.Tag class. - * WARNING: This method expects that the Tags are the only - * public fields declared in the Tag class. - */ - static Tag[] getAllTags() - { - Field[] f = Tag.class.getFields(); - Field x; - - // The syntetic tags are not included. - Tag[] tags = new Tag[ f.length - TOTAL_SYNTHETIC_TAGS ]; - int p = 0; - Tag t; - - for (int i = 0; i < f.length; i++) - { - x = f [ i ]; - - if ((x.getModifiers() & Modifier.STATIC) != 0) - { - if (x.getType().equals(Tag.class)) - { - try - { - t = (Tag) x.get(null); - - if (!t.isSyntetic()) - { - tags [ p++ ] = t; - } - } - catch (IllegalAccessException ex) - { - unexpected(ex); - } - catch (IllegalArgumentException ex) - { - unexpected(ex); - } - } - } - } - - return tags; - } - - /** - * Returns true for tags, generated by the html reader - * (COMMENT, CONTENT and IMPLIED). - */ - boolean isSyntetic() - { - return (flags & SYNTETIC) != 0; - } - - private static void unexpected(Exception ex) - throws Error - { - throw new Error("This should never happen, report a bug", ex); - } - } - - /** - * Represents an unknown HTML tag. - * @author Mark Wielaard (mark@klomp.org) - */ - public static class UnknownTag - extends Tag - implements Serializable - { - private static final long serialVersionUID = -1534369342247250625L; - - /** - * Creates a new UnknownTag with the specified name - * @param name The tag name. - * - */ - public UnknownTag(String name) - { - super(name); - } - } - - /** - * This value is returned for attributes without value that have no - * default value defined in the DTD. - */ - public static final String NULL_ATTRIBUTE_VALUE = "#DEFAULT"; - - /* Package level html tag flags */ - static final int BREAKS = 1; - static final int BLOCK = 2; - static final int PREFORMATTED = 4; - static final int SYNTETIC = 8; - private static Map tagMap; - private static Map attrMap; - - /** - * The public constructor (does nothing). It it seldom required to have - * an instance of this class, because all public fields and methods - * are static. - */ - public HTML() - { - } - - /** - * Returns the set of the recognized HTML attributes. - */ - public static HTML.Attribute[] getAllAttributeKeys() - { - return Attribute.getAllAttributes(); - } - - /** - * Returns the set of actual HTML tags that are recognized by - * the default HTML reader. The returned array does not include the - * COMMENT, CONTENT and IMPLIED tags. - */ - public static HTML.Tag[] getAllTags() - { - return Tag.getAllTags(); - } - - /** - * Returns an htl attribute constant for the given attribute name. - * @param attName the attribute name, case insensitive - */ - public static Attribute getAttributeKey(String attName) - { - if (attrMap == null) - { - // Create the map on demand. - attrMap = new TreeMap(); - - Attribute[] attrs = getAllAttributeKeys(); - - for (int i = 0; i < attrs.length; i++) - { - attrMap.put(attrs [ i ].toString(), attrs [ i ]); - } - } - - return (Attribute) attrMap.get(attName.toLowerCase()); - } - - /** - * Searches the value of given attribute in the provided set. - * If the value is found (String type expected), tries to parse it as - * an integer value. If succeded, returns the obtained integer value. - * - * For example:<p><code> - * SimpleAttributeSet ase = new SimpleAttributeSet(); - * ase.addAttribute(HTML.getAttributeKey("size"),"222"); - * System.out.println( - * HTML.getIntegerAttributeValue - * (ase, HTML.getAttributeKey("size"), 333)); // prints "222" - * System.out.println( - * HTML.getIntegerAttributeValue - * (ase, HTML.getAttributeKey("width"), 333)); // prints "333". - * </code></p> - * - * - * @param set The attribute set to search in. If the set contains the - * given attribute, it must by a type of String. - * @param attribute The html attribute to search in - * @param defaultValue The value that is returned if the attribute is not - * found in the given set or if the NumberFormatException was thrown - * during the parsing. - */ - public static int getIntegerAttributeValue(AttributeSet set, - HTML.Attribute attribute, - int defaultValue - ) - { - Object v = set.getAttribute(attribute); - - if (v == null) - { - return defaultValue; - } - - try - { - return Integer.parseInt(v.toString().trim()); - } - catch (Exception ex) - { - return defaultValue; - } - } - - /** - * Returns a HTML tag constant for the given HTML attribute name. - * If the tag is unknown, the null is returned. - * @param tagName the tag name, case insensitive - */ - public static Tag getTag(String tagName) - { - if (tagMap == null) - { - // Create the mao on demand. - tagMap = new TreeMap(); - - Tag[] tags = getAllTags(); - - for (int i = 0; i < tags.length; i++) - { - tagMap.put(tags [ i ].toString(), tags [ i ]); - } - } - - return (Tag) tagMap.get(tagName.toLowerCase()); - } -} |
