--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/make/src/classes/build/tools/dtdbuilder/DTDBuilder.java Thu Nov 14 11:19:32 2013 +0100
@@ -0,0 +1,313 @@
+/*
+ * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package build.tools.dtdbuilder;
+
+import javax.swing.text.html.parser.*;
+import java.io.DataOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.FileNotFoundException;
+import java.io.BufferedInputStream;
+import java.io.OutputStream;
+import java.util.Hashtable;
+import java.util.Vector;
+import java.util.BitSet;
+import java.util.StringTokenizer;
+import java.util.Enumeration;
+import java.util.Properties;
+import java.util.zip.DeflaterOutputStream;
+import java.util.zip.Deflater;
+import java.net.URL;
+
+/**
+ * The representation of an SGML DTD. This is produced by the DTDParser.
+ * The resulting DTD object describes a document syntax and is needed
+ * to parse HTML documents using the Parser. It contains a list of
+ * elements and their attributes as well as a list of entities defined
+ * in the DTD.
+ *
+ * @see Element
+ * @see AttributeList
+ * @see ContentModel
+ * @see DTDParser
+ * @see Parser
+ * @author Arthur van Hoff
+ */
+public
+class DTDBuilder extends DTD {
+
+ static PublicMapping mapping = null;
+
+ // Hash from name to Integer
+ private Hashtable<String, Integer> namesHash = new Hashtable<>();
+ // Vector of all names
+ private Vector<String> namesVector = new Vector<>();
+
+ /**
+ * Create a new DTD.
+ */
+ protected DTDBuilder(String name) {
+ super(name);
+ }
+
+
+ /**
+ * Save to a stream as a Java class. Instantiating this class will
+ * reproduce a (virtually) identical DTD.
+ */
+ void save(DataOutputStream out, String className) throws IOException {
+
+ out.writeInt(DTD.FILE_VERSION);
+
+ buildNamesTable();
+ int numNames = namesVector.size();
+ out.writeShort((short) (namesVector.size()));
+ for (int i = 0; i < namesVector.size(); i++) {
+ String nm = namesVector.elementAt(i);
+ out.writeUTF(nm);
+ }
+
+ saveEntities(out);
+
+ out.writeShort((short) (elements.size()));
+ for (Enumeration<Element> e = elements.elements() ; e.hasMoreElements() ; ) {
+ saveElement(out, e.nextElement());
+ }
+
+ if (namesVector.size() != numNames) {
+ System.err.println("!!! ERROR! Names were added to the list!");
+ Thread.dumpStack();
+ System.exit(1);
+ }
+ }
+
+ private void buildNamesTable() {
+ for (Enumeration<Entity> e = entityHash.elements() ; e.hasMoreElements() ; ) {
+ Entity ent = e.nextElement();
+ // Do even if not isGeneral(). That way, exclusions and inclusions
+ // will definitely have their element.
+ getNameId(ent.getName());
+ }
+ for (Enumeration<Element> e = elements.elements() ; e.hasMoreElements() ; ) {
+ Element el = e.nextElement();
+ getNameId(el.getName());
+ for (AttributeList atts = el.getAttributes() ; atts != null ; atts = atts.getNext()) {
+ getNameId(atts.getName());
+ if (atts.getValue() != null) {
+ getNameId(atts.getValue());
+ }
+ Enumeration<?> vals = atts.getValues();
+ while (vals != null && vals.hasMoreElements()) {
+ String s = (String) vals.nextElement();
+ getNameId(s);
+ }
+ }
+ }
+ }
+
+ //
+ // The the id of a name from the list of names
+ //
+ private short getNameId(String name) {
+ Integer o = namesHash.get(name);
+ if (o != null) {
+ return (short) o.intValue();
+ }
+ int i = namesVector.size();
+ namesVector.addElement(name);
+ namesHash.put(name, new Integer(i));
+ return (short) i;
+ }
+
+
+ /**
+ * Save an entity to a stream.
+ */
+ void saveEntities(DataOutputStream out) throws IOException {
+ int num = 0;
+ for (Enumeration<Entity> e = entityHash.elements() ; e.hasMoreElements() ; ) {
+ Entity ent = e.nextElement();
+ if (ent.isGeneral()) {
+ num++;
+ }
+ }
+
+ out.writeShort((short) num);
+ for (Enumeration<Entity> e = entityHash.elements() ; e.hasMoreElements() ; ) {
+ Entity ent = e.nextElement();
+ if (ent.isGeneral()) {
+ out.writeShort(getNameId(ent.getName()));
+ out.writeByte(ent.getType() & ~GENERAL);
+ out.writeUTF(ent.getString());
+ }
+ }
+ }
+
+
+ /**
+ * Save an element to a stream.
+ */
+
+ public void saveElement(DataOutputStream out, Element elem) throws IOException {
+
+ out.writeShort(getNameId(elem.getName()));
+ out.writeByte(elem.getType());
+
+ byte flags = 0;
+ if (elem.omitStart()) {
+ flags |= 0x01;
+ }
+ if (elem.omitEnd()) {
+ flags |= 0x02;
+ }
+ out.writeByte(flags);
+ saveContentModel(out, elem.getContent());
+
+ // Exclusions
+ if (elem.exclusions == null) {
+ out.writeShort(0);
+ } else {
+ short num = 0;
+ for (int i = 0 ; i < elem.exclusions.size() ; i++) {
+ if (elem.exclusions.get(i)) {
+ num++;
+ }
+ }
+ out.writeShort(num);
+ for (int i = 0 ; i < elem.exclusions.size() ; i++) {
+ if (elem.exclusions.get(i)) {
+ out.writeShort(getNameId(getElement(i).getName()));
+ }
+ }
+ }
+
+ // Inclusions
+ if (elem.inclusions == null) {
+ out.writeShort(0);
+ } else {
+ short num = 0;
+ for (int i = 0 ; i < elem.inclusions.size() ; i++) {
+ if (elem.inclusions.get(i)) {
+ num++;
+ }
+ }
+ out.writeShort(num);
+ for (int i = 0 ; i < elem.inclusions.size() ; i++) {
+ if (elem.inclusions.get(i)) {
+ out.writeShort(getNameId(getElement(i).getName()));
+ }
+ }
+ }
+
+ // Attributes
+ {
+ short numAtts = 0;
+ for (AttributeList atts = elem.getAttributes() ; atts != null ; atts = atts.getNext()) {
+ numAtts++;
+ }
+ out.writeByte(numAtts);
+ for (AttributeList atts = elem.getAttributes() ; atts != null ; atts = atts.getNext()) {
+ out.writeShort(getNameId(atts.getName()));
+ out.writeByte(atts.getType());
+ out.writeByte(atts.getModifier());
+ if (atts.getValue() == null) {
+ out.writeShort(-1);
+ } else {
+ out.writeShort(getNameId(atts.getValue()));
+ }
+ if (atts.values == null) {
+ out.writeShort(0);
+ } else {
+ out.writeShort((short) atts.values.size());
+ for (int i = 0; i < atts.values.size(); i++) {
+ String s = (String) atts.values.elementAt(i);
+ out.writeShort(getNameId(s));
+ }
+ }
+ }
+ }
+ }
+
+
+ /**
+ * Save a content model to a stream. This does a
+ * recursive decent of the entire model.
+ */
+ public void saveContentModel(DataOutputStream out, ContentModel model) throws IOException {
+ if (model == null) {
+ out.writeByte(0);
+ } else if (model.content instanceof ContentModel) {
+ out.writeByte(1);
+ out.writeByte(model.type);
+ saveContentModel(out, (ContentModel)model.content);
+
+ saveContentModel(out, model.next);
+ } else if (model.content instanceof Element) {
+ out.writeByte(2);
+ out.writeByte(model.type);
+ out.writeShort(getNameId(((Element) model.content).getName()));
+
+ saveContentModel(out, model.next);
+ }
+ }
+
+
+ /**
+ * Generate a class representing this DTD.
+ */
+
+ public static void main(String argv[]) {
+
+ String dtd_home = System.getProperty("dtd_home") + File.separator;
+ if (dtd_home == null) {
+ System.err.println("Must set property 'dtd_home'");
+ return;
+ }
+
+ DTDBuilder dtd = null;
+ try {
+ dtd = new DTDBuilder(argv[0]);
+ mapping = new PublicMapping(dtd_home, "public.map");
+ String path = mapping.get(argv[0]);
+ new DTDParser().parse(new FileInputStream(path), dtd);
+
+ } catch (IOException e) {
+ System.err.println("Could not open DTD file "+argv[0]);
+ e.printStackTrace(System.err);
+ System.exit(1);
+ }
+ try {
+ DataOutputStream str = new DataOutputStream(System.out);
+ dtd.save(str, argv[0]);
+ str.close();
+ } catch (IOException ex) {
+ ex.printStackTrace();
+ System.exit(1);
+ }
+ }
+
+}