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package com.adobe.dp.epub.opf;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Stack;
import java.util.Vector;
import com.adobe.dp.epub.io.DataSource;
import com.adobe.dp.epub.ops.OPSDocument;
public class OPSResource extends Resource {
OPSDocument document;
OPSResource(Publication epub, String name) {
super(epub, name, "application/xhtml+xml", null);
}
OPSResource(Publication epub, String name, String mediaType) {
super(epub, name, mediaType, null);
}
public OPSDocument getDocument() {
if (document == null)
document = new OPSDocument(this);
return document;
}
OPSResource[] splitLargeChapter(Publication pub, int sizeToSplit) {
if (!mediaType.equals("application/xhtml+xml"))
return null;
int targetSize = sizeToSplit;
Vector res = new Vector();
res.add(this);
OPSDocument doc = document;
while (true) {
String name = pub.makeUniqueResourceName(getName());
OPSResource r = pub.createOPSResource(name);
if (!doc.peelOffBack(r.getDocument(), targetSize)) {
pub.removeResource(r);
break;
}
doc = r.getDocument();
res.add(r);
}
OPSResource[] result = new OPSResource[res.size()];
res.copyInto(result);
return result;
}
public void generateTOCFromHeadings(Stack headings, int depth) {
if (mediaType.equals("application/xhtml+xml"))
getDocument().getBody().generateTOCFromHeadings(headings, depth);
}
public void serialize(OutputStream out) throws IOException {
getDocument().serialize(out);
}
public void load(DataSource data) throws Exception {
document = new OPSDocument(this);
document.load(data);
}
}