You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
130 lines
3.2 KiB
130 lines
3.2 KiB
/*
|
|
* Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.
|
|
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*/
|
|
package javax.swing.text.html.parser;
|
|
|
|
import sun.awt.AppContext;
|
|
|
|
import javax.swing.text.html.HTMLEditorKit;
|
|
import java.io.BufferedInputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.DataInputStream;
|
|
import java.io.ObjectInputStream;
|
|
import java.io.Reader;
|
|
import java.io.Serializable;
|
|
import java.security.AccessController;
|
|
import java.security.PrivilegedAction;
|
|
|
|
/**
|
|
* Responsible for starting up a new DocumentParser
|
|
* each time its parse method is invoked. Stores a
|
|
* reference to the dtd.
|
|
*
|
|
* @author Sunita Mani
|
|
*/
|
|
|
|
public class ParserDelegator extends HTMLEditorKit.Parser implements Serializable {
|
|
|
|
private static final Object DTD_KEY = new Object();
|
|
|
|
protected static void setDefaultDTD() {
|
|
getDefaultDTD();
|
|
}
|
|
|
|
private static synchronized DTD getDefaultDTD() {
|
|
AppContext appContext = AppContext.getAppContext();
|
|
|
|
DTD dtd = (DTD) appContext.get(DTD_KEY);
|
|
|
|
if (dtd == null) {
|
|
DTD _dtd = null;
|
|
// (PENDING) Hate having to hard code!
|
|
String nm = "html32";
|
|
try {
|
|
_dtd = DTD.getDTD(nm);
|
|
} catch (IOException e) {
|
|
// (PENDING) UGLY!
|
|
System.out.println("Throw an exception: could not get default dtd: " + nm);
|
|
}
|
|
dtd = createDTD(_dtd, nm);
|
|
|
|
appContext.put(DTD_KEY, dtd);
|
|
}
|
|
|
|
return dtd;
|
|
}
|
|
|
|
protected static DTD createDTD(DTD dtd, String name) {
|
|
|
|
InputStream in = null;
|
|
boolean debug = true;
|
|
try {
|
|
String path = name + ".bdtd";
|
|
in = getResourceAsStream(path);
|
|
if (in != null) {
|
|
dtd.read(new DataInputStream(new BufferedInputStream(in)));
|
|
dtd.putDTDHash(name, dtd);
|
|
}
|
|
} catch (Exception e) {
|
|
System.out.println(e);
|
|
}
|
|
return dtd;
|
|
}
|
|
|
|
|
|
public ParserDelegator() {
|
|
setDefaultDTD();
|
|
}
|
|
|
|
public void parse(Reader r, HTMLEditorKit.ParserCallback cb, boolean ignoreCharSet) throws IOException {
|
|
new DocumentParser(getDefaultDTD()).parse(r, cb, ignoreCharSet);
|
|
}
|
|
|
|
/**
|
|
* Fetch a resource relative to the ParserDelegator classfile.
|
|
* If this is called on 1.2 the loading will occur under the
|
|
* protection of a doPrivileged call to allow the ParserDelegator
|
|
* to function when used in an applet.
|
|
*
|
|
* @param name the name of the resource, relative to the
|
|
* ParserDelegator class.
|
|
* @returns a stream representing the resource
|
|
*/
|
|
static InputStream getResourceAsStream(final String name) {
|
|
return AccessController.doPrivileged(
|
|
new PrivilegedAction<InputStream>() {
|
|
public InputStream run() {
|
|
return ParserDelegator.class.getResourceAsStream(name);
|
|
}
|
|
});
|
|
}
|
|
|
|
private void readObject(ObjectInputStream s)
|
|
throws ClassNotFoundException, IOException {
|
|
s.defaultReadObject();
|
|
setDefaultDTD();
|
|
}
|
|
}
|