juergen 02/01/02 07:13:31
Modified: src/webdav/client/src/org/apache/webdav/lib/methods
OptionsMethod.java
Log:
first version of the delta-v prototype (client part). The response of an options may
be XML!
Revision Changes Path
1.7 +201 -21
jakarta-slide/src/webdav/client/src/org/apache/webdav/lib/methods/OptionsMethod.java
Index: OptionsMethod.java
===================================================================
RCS file:
/home/cvs/jakarta-slide/src/webdav/client/src/org/apache/webdav/lib/methods/OptionsMethod.java,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -r1.6 -r1.7
--- OptionsMethod.java 1 May 2001 21:28:01 -0000 1.6
+++ OptionsMethod.java 2 Jan 2002 15:13:31 -0000 1.7
@@ -1,7 +1,7 @@
/*
- * $Header:
/home/cvs/jakarta-slide/src/webdav/client/src/org/apache/webdav/lib/methods/OptionsMethod.java,v
1.6 2001/05/01 21:28:01 remm Exp $
- * $Revision: 1.6 $
- * $Date: 2001/05/01 21:28:01 $
+ * $Header:
/home/cvs/jakarta-slide/src/webdav/client/src/org/apache/webdav/lib/methods/OptionsMethod.java,v
1.7 2002/01/02 15:13:31 juergen Exp $
+ * $Revision: 1.7 $
+ * $Date: 2002/01/02 15:13:31 $
*
* ====================================================================
*
@@ -65,6 +65,7 @@
import java.io.IOException;
import java.io.InputStream;
+import java.io.StringReader;
import java.util.Vector;
import java.util.Enumeration;
@@ -75,6 +76,28 @@
import org.apache.commons.httpclient.State;
import org.apache.commons.httpclient.Header;
+import org.apache.util.XMLPrinter;
+
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.w3c.dom.Document;
+import org.xml.sax.InputSource;
+import org.xml.sax.SAXException;
+import java.util.List;
+import java.util.ArrayList;
+
+import org.apache.util.WebdavStatus;
+import org.apache.util.DOMUtils;
+import org.apache.util.DOMWriter;
+
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
/**
* OPTIONS Method.
@@ -82,7 +105,7 @@
* @author <a href="mailto:[EMAIL PROTECTED]";>Remy Maucherat</a>
*/
public class OptionsMethod
- extends HttpMethodBase {
+ extends XMLResponseMethodBase {
// -------------------------------------------------------------- Constants
@@ -123,6 +146,17 @@
*/
public static final String DASL = "6";
+ /**
+ *
+ */
+ public static final int OPTIONS_WORKSPACE = 8;
+
+ /**
+ *
+ */
+ public static final int OPTIONS_VERSION_HISTORY = 9;
+
+
// ----------------------------------------------------------- Constructors
@@ -143,9 +177,20 @@
name = "OPTIONS";
}
+ /**
+ * Method constructor.
+ */
+ public OptionsMethod(String path, int type) {
+ super(path);
+ name = "OPTIONS";
+ this.type = type;
+ }
// ----------------------------------------------------- Instance Variables
+ private Hashtable responseHashtable = null;
+
+ private Document responseDocument = null;
/**
* DAV Capabilities.
@@ -158,6 +203,8 @@
*/
private Vector methodsAllowed = new Vector();
+ private int type = 0;
+
// --------------------------------------------------------- Public Methods
@@ -201,25 +248,8 @@
// --------------------------------------------------- WebdavMethod Methods
- /**
- * Generate the query body.
- *
- * @return String query
- */
- public String generateQuery() {
- return null;
- }
- /**
- * Parse response.
- *
- * @param is Input stream
- */
- public void parseResponse(InputStream is)
- throws IOException {
- }
-
/**
* Process response headers. The contract of this method is that it only
@@ -254,4 +284,154 @@
}
+
+
+
+ /**
+ * Generate the query body.
+ *
+ * @return String query
+ */
+ public String generateQuery() { //return null;
+
+ if (type != 0){
+ XMLPrinter printer = new XMLPrinter();
+ printer.writeXMLHeader();
+ //System.out.println(printer.toString());
+ if (query != null)
+ return printer.toString()+ query;
+ printer.writeElement("D", "DAV:", "options",
+ XMLPrinter.OPENING);
+
+ if (type == OPTIONS_VERSION_HISTORY)
+ printer.writeElement("D", "version-history-collection-set",
XMLPrinter.NO_CONTENT);
+ if (type == OPTIONS_WORKSPACE)
+ printer.writeElement("D", "workspace-collection-set",
XMLPrinter.NO_CONTENT);
+
+ printer.writeElement("D", "options", XMLPrinter.CLOSING);
+
+ query = printer.toString();
+ //System.out.println("query: " +query);
+ return query;
+}
+
+ return null;
+ }
+
+
+
+ //get and set header
+ public void generateHeaders(String host, State state) {
+ super.generateHeaders(host, state);
+
+ if (type!= 0){
+ super.setHeader("Content-Type", "text/xml; charset=utf-8");
+ //System.out.println("Content-Type set" );
+ }
+ }
+
+/**
+ * This method returns an enumeration of URL paths. If the PropFindMethod
+ * was sent to the URL of a collection, then there will be multiple URLs.
+ * The URLs are picked out of the <code><D:href></code> elements
+ * of the response.
+ *
+ * @return an enumeration of URL paths as Strings
+ */
+ public Enumeration getAllResponseURLs() {
+ checkUsed();
+ return getResponseHashtable().keys();
+ }
+
+ public Enumeration getResponseProperties(){
+ Vector result = new Vector();
+ return (Enumeration) result;
+ }
+
+ public void parseResponse(InputStream input)
+ throws IOException{
+ try{
+ Document responseDocument = parseResponseContent(input);
+ this.responseDocument = responseDocument;
+
+ } catch (Exception any){ any.printStackTrace();}
+
+ }
+
+ protected Document parseResponseContent(InputStream is)
+ throws ParserConfigurationException, SAXException, IOException {
+
+ DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+ factory.setNamespaceAware(true);
+
+ DocumentBuilder builder = factory.newDocumentBuilder();
+
+ byte[] chunk;
+ byte[] all;
+ int chunkLen;
+ int allLen;
+ List chunks;
+ int i;
+ int max;
+ int ofs;
+
+ allLen = 0;
+ chunk = new byte[1024*4];
+ chunkLen = is.read(chunk);
+ chunks = new ArrayList();
+ while (chunkLen != -1) {
+ chunks.add(new Integer(chunkLen));
+ chunks.add(chunk);
+ allLen += chunkLen;
+ chunk = new byte[1024*4];
+ chunkLen = is.read(chunk);
+ }
+
+ all = new byte[allLen];
+ ofs = 0;
+ max = chunks.size();
+ for (i = 0; i < max; i += 2) {
+ chunkLen = ((Integer) chunks.get(i)).intValue();
+ chunk = (byte[]) chunks.get(i + 1);
+ System.arraycopy(chunk, 0, all, ofs, chunkLen);
+ ofs += chunkLen;
+ }
+
+
+ return builder.parse(new InputSource(new StringReader(new String(all))));
+
+ }
+
+ protected Hashtable getResponseHashtable() {
+ checkUsed();
+ if (responseHashtable == null) {
+ initResponseHashtable();
+ }
+ return responseHashtable;
+ }
+
+
+ private synchronized void initResponseHashtable() {
+ if (responseHashtable == null) {
+
+ responseHashtable = new Hashtable();
+ int status = getStatusCode();
+
+ if (responseDocument != null) {
+ //System.out.println("adding Response");
+
+ Response response = new OptionsResponse(responseDocument,
+ getPath(), status);
+ responseHashtable.put(response.getHref(), response);
+
+ setDocument(responseDocument);
+ setResponseHashtable(responseHashtable);
+ //System.out.println(response);
+ }
+ }
+ }
}
+
+
+
+
--
To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]>
For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
