/* The contents of this file are subject to the license and copyright terms
* detailed in the license directory at the root of the source tree (also
* available online at http://fedora-commons.org/license/).
*/
package fedora.server.access;
import java.io.File;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import fedora.common.Constants;
import fedora.server.Context;
import fedora.server.ReadOnlyContext;
import fedora.server.Server;
import fedora.server.errors.InitializationException;
import fedora.server.errors.authorization.AuthzException;
import fedora.server.errors.servletExceptionExtensions.BadRequest400Exception;
import fedora.server.errors.servletExceptionExtensions.InternalError500Exception;
import fedora.server.errors.servletExceptionExtensions.RootException;
import fedora.server.search.Condition;
import fedora.server.search.FieldSearchQuery;
import fedora.server.search.FieldSearchResult;
import fedora.server.search.ObjectFields;
import fedora.server.utilities.DCField;
import fedora.server.utilities.StreamUtility;
/**
* REST interface for API-A's FieldSearch functionality.
*
* @author Chris Wilper
*/
public class FieldSearchServlet
extends HttpServlet
implements Constants {
private static final long serialVersionUID = 1L;
/** Logger for this class. */
private static final Logger LOG =
Logger.getLogger(FieldSearchServlet.class);
/** Instance of the Server */
private static Server s_server = null;
/** Instance of the access subsystem */
private static Access s_access = null;
private String[] getFieldsArray(HttpServletRequest req) {
ArrayList<String> l = new ArrayList<String>();
if (req.getParameter("pid") != null
&& req.getParameter("pid").equalsIgnoreCase("true")) {
l.add("pid");
}
if (req.getParameter("label") != null
&& req.getParameter("label").equalsIgnoreCase("true")) {
l.add("label");
}
if (req.getParameter("state") != null
&& req.getParameter("state").equalsIgnoreCase("true")) {
l.add("state");
}
if (req.getParameter("ownerId") != null
&& req.getParameter("ownerId").equalsIgnoreCase("true")) {
l.add("ownerId");
}
if (req.getParameter("cDate") != null
&& req.getParameter("cDate").equalsIgnoreCase("true")) {
l.add("cDate");
}
if (req.getParameter("mDate") != null
&& req.getParameter("mDate").equalsIgnoreCase("true")) {
l.add("mDate");
}
if (req.getParameter("dcmDate") != null
&& req.getParameter("dcmDate").equalsIgnoreCase("true")) {
l.add("dcmDate");
}
if (req.getParameter("title") != null
&& req.getParameter("title").equalsIgnoreCase("true")) {
l.add("title");
}
if (req.getParameter("creator") != null
&& req.getParameter("creator").equalsIgnoreCase("true")) {
l.add("creator");
}
if (req.getParameter("subject") != null
&& req.getParameter("subject").equalsIgnoreCase("true")) {
l.add("subject");
}
if (req.getParameter("description") != null
&& req.getParameter("description").equalsIgnoreCase("true")) {
l.add("description");
}
if (req.getParameter("publisher") != null
&& req.getParameter("publisher").equalsIgnoreCase("true")) {
l.add("publisher");
}
if (req.getParameter("contributor") != null
&& req.getParameter("contributor").equalsIgnoreCase("true")) {
l.add("contributor");
}
if (req.getParameter("date") != null
&& req.getParameter("date").equalsIgnoreCase("true")) {
l.add("date");
}
if (req.getParameter("type") != null
&& req.getParameter("type").equalsIgnoreCase("true")) {
l.add("type");
}
if (req.getParameter("format") != null
&& req.getParameter("format").equalsIgnoreCase("true")) {
l.add("format");
}
if (req.getParameter("identifier") != null
&& req.getParameter("identifier").equalsIgnoreCase("true")) {
l.add("identifier");
}
if (req.getParameter("source") != null
&& req.getParameter("source").equalsIgnoreCase("true")) {
l.add("source");
}
if (req.getParameter("language") != null
&& req.getParameter("language").equalsIgnoreCase("true")) {
l.add("language");
}
if (req.getParameter("relation") != null
&& req.getParameter("relation").equalsIgnoreCase("true")) {
l.add("relation");
}
if (req.getParameter("coverage") != null
&& req.getParameter("coverage").equalsIgnoreCase("true")) {
l.add("coverage");
}
if (req.getParameter("rights") != null
&& req.getParameter("rights").equalsIgnoreCase("true")) {
l.add("rights");
}
String[] ret = new String[l.size()];
for (int i = 0; i < l.size(); i++) {
ret[i] = l.get(i);
}
return ret;
}
public static final String ACTION_LABEL = "Field Search";
@Override
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
String actionLabel = "Field Search";
try {
Context context =
ReadOnlyContext.getContext(Constants.HTTP_REQUEST.REST.uri,
request);
String[] fieldsArray = getFieldsArray(request);
HashSet<String> fieldHash = new HashSet<String>();
if (fieldsArray != null) {
for (String element : fieldsArray) {
fieldHash.add(element);
}
}
String terms = request.getParameter("terms");
String query = request.getParameter("query");
String sessionToken = request.getParameter("sessionToken");
// default to 25 if not specified or specified incorrectly
int maxResults = 25;
if (request.getParameter("maxResults") != null) {
try {
maxResults =
Integer
.parseInt(request
.getParameter("maxResults"));
} catch (NumberFormatException nfe) {
LOG.error("Bad request (maxResults not an integer)", nfe);
throw new BadRequest400Exception(request,
ACTION_LABEL,
"",
new String[0]);
}
}
String xmlOutput = request.getParameter("xml");
boolean xml = false;
if (xmlOutput != null
&& (xmlOutput.toLowerCase().startsWith("t") || xmlOutput
.toLowerCase().startsWith("y"))) {
xml = true;
}
StringBuffer xmlBuf = new StringBuffer();
StringBuffer html = new StringBuffer();
if (!xml) {
html.append("<form method=\"post\" action=\"search\">");
html
.append("<center><table border=0 cellpadding=6 cellspacing=0>\n");
html
.append("<tr><td colspan=3 valign=top><i>Fields to display:</i></td><td></td></tr>");
html.append("<tr><td valign=top><font size=-1>");
html
.append("<input type=\"checkbox\" name=\"pid\" value=\"true\" checked> <a href=\"#\" onClick=\"javascript:alert('Persistent Identfier\\n\\nThe globally unique identifier of the resource.')\">pid</a><br>");
html
.append("<input type=\"checkbox\" name=\"label\" value=\"true\""
+ (fieldHash.contains("label") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Label\\n\\nThe label of the object')\">label</a><br>");
html
.append("<input type=\"checkbox\" name=\"state\" value=\"true\""
+ (fieldHash.contains("state") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('State\\n\\nThe state of the object.\\nThis will be:\\n A - Active')\">state</a><br>");
html
.append("<input type=\"checkbox\" name=\"ownerId\" value=\"true\""
+ (fieldHash.contains("ownerId") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Owner Id\\n\\nThe userId of the user who owns the object.')\">ownerId</a><br>");
html
.append("<input type=\"checkbox\" name=\"cDate\" value=\"true\""
+ (fieldHash.contains("cDate") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Creation Date\\n\\nThe UTC date the object was created,\\nin YYYY-MM-DDTHH:MM:SS.SSSZ format')\">cDate</a><br>");
html
.append("<input type=\"checkbox\" name=\"mDate\" value=\"true\""
+ (fieldHash.contains("mDate") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Modified Date\\n\\nThe UTC date the object was last modified,\\nin YYYY-MM-DDTHH:MM:SS.SSSZ format')\">mDate</a><br>");
html
.append("<input type=\"checkbox\" name=\"dcmDate\" value=\"true\""
+ (fieldHash.contains("dcmDate") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Dublin Core Modified Date\\n\\nThe UTC date the DC datastream was last modified,\\nin YYYY-MM-DDTHH:MM:SS.SSSZ format')\">dcmDate</a><br>");
html.append("</font></td><td valign=top><font size=-1>");
html
.append("<input type=\"checkbox\" name=\"title\" value=\"true\" checked> <a href=\"#\" onClick=\"javascript:alert('Title\\n\\nA name given to the resource.\\nThis is a repeating field.')\">title</a><br>");
html
.append("<input type=\"checkbox\" name=\"creator\" value=\"true\""
+ (fieldHash.contains("creator") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Creator\\n\\nAn entity primarily responsible for making\\nthe content of the resource.\\nThis is a repeating field.')\">creator</a><br>");
html
.append("<input type=\"checkbox\" name=\"subject\" value=\"true\""
+ (fieldHash.contains("subject") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Subject and Keywords\\n\\nA topic of the content of the resource.\\nThis is a repeating field.')\">subject</a><br>");
html
.append("<input type=\"checkbox\" name=\"description\" value=\"true\""
+ (fieldHash.contains("description") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Description\\n\\nAn account of the content of the resource.\\nThis is a repeating field.')\">description</a><br>");
html
.append("<input type=\"checkbox\" name=\"publisher\" value=\"true\""
+ (fieldHash.contains("publisher") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Publisher\\n\\nAn entity responsible for making the resource available.\\nThis is a repeating field.')\">publisher</a><br>");
html
.append("<input type=\"checkbox\" name=\"contributor\" value=\"true\""
+ (fieldHash.contains("contributor") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Contributor\\n\\nAn entity responsible for making contributions\\nto the content of the resource.\\nThis is a repeating field.')\">contributor</a><br>");
html
.append("<input type=\"checkbox\" name=\"date\" value=\"true\""
+ (fieldHash.contains("date") ? " checked" : "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Date\\n\\nA date of an event in the lifecycle of the resource.\\nThis is a repeating field.')\">date</a><br>");
html.append("</font></td><td valign=top><font size=-1>");
html
.append("<input type=\"checkbox\" name=\"type\" value=\"true\""
+ (fieldHash.contains("type") ? " checked" : "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Resource Type\\n\\nThe nature or genre of the resource.\\nThis is a repeating field.')\">type</a><br>");
html
.append("<input type=\"checkbox\" name=\"format\" value=\"true\""
+ (fieldHash.contains("format") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Format\\n\\nThe physical or digital manifestation of the resource.\\nThis is a repeating field.')\">format</a><br>");
html
.append("<input type=\"checkbox\" name=\"identifier\" value=\"true\""
+ (fieldHash.contains("identifier") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Resource Identifier\\n\\nAn unambiguous reference to the resource within a given context.\\nThis is a repeating field.')\">identifier</a><br>");
html
.append("<input type=\"checkbox\" name=\"source\" value=\"true\""
+ (fieldHash.contains("source") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Source\\n\\nA reference to a resource from which the present resource is derived.\\nThis is a repeating field.')\">source</a><br>");
html
.append("<input type=\"checkbox\" name=\"language\" value=\"true\""
+ (fieldHash.contains("language") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Language\\n\\nA language of the intellectual content of the resource.\\nThis is a repeating field.')\">language</a><br>");
html
.append("<input type=\"checkbox\" name=\"relation\" value=\"true\""
+ (fieldHash.contains("relation") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Relation\\n\\nA reference to a related resource.\\nThis is a repeating field.')\">relation</a><br>");
html
.append("<input type=\"checkbox\" name=\"coverage\" value=\"true\""
+ (fieldHash.contains("coverage") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Coverage\\n\\nThe extent or scope of the content of the resource.\\nThis is a repeating field.')\">coverage</a><br>");
html
.append("<input type=\"checkbox\" name=\"rights\" value=\"true\""
+ (fieldHash.contains("rights") ? " checked"
: "")
+ "> <a href=\"#\" onClick=\"javascript:alert('Rights Management\\n\\nInformation about rights held in and over the resource.\\nThis is a repeating field.')\">rights</a><br>");
html
.append("</font></td><td bgcolor=silver valign=top> </td><td valign=top>");
html
.append("Search all fields for phrase: <input type=\"text\" name=\"terms\" size=\"15\" value=\""
+ (terms == null ? "" : StreamUtility
.enc(terms))
+ "\"> <a href=\"#\" onClick=\"javascript:alert('Search All Fields\\n\\nEnter a phrase. Objects where any field contains the phrase will be returned.\\nThis is a case-insensitive search, and you may use the * or ? wildcards.\\n\\nExamples:\\n\\n *o*\\n finds objects where any field contains the letter o.\\n\\n ?edora\\n finds objects where a word starts with any letter and ends with edora.')\"><i>help</i></a><p> ");
html
.append("Or search specific field(s): <input type=\"text\" name=\"query\" size=\"15\" value=\""
+ (query == null ? "" : StreamUtility
.enc(query))
+ "\"> <a href=\"#\" onClick=\"javascript:alert('Search Specific Field(s)\\n\\nEnter one or more conditions, separated by space. Objects matching all conditions will be returned.\\nA condition is a field (choose from the field names on the left) followed by an operator, followed by a value.\\nThe = operator will match if the field\\'s entire value matches the value given.\\nThe ~ operator will match on phrases within fields, and accepts the ? and * wildcards.\\nThe <, >, <=, and >= operators can be used with numeric values, such as dates.\\n\\nExamples:\\n\\n pid~demo:* description~fedora\\n Matches all demo objects with a description containing the word fedora.\\n\\n cDate>=1976-03-04 creator~*n*\\n Matches objects created on or after March 4th, 1976 where at least one of the creators has an n in their name.\\n\\n mDate>2002-10-2 mDate<2002-10-2T12:00:00\\n Matches objects modified sometime before noon (UTC) on October 2nd, 2002')\"><i>help</i></a><p> ");
html
.append("Maximum Results: <select name=\"maxResults\"><option value=\"20\">20</option><option value=\"40\">40</option><option value=\"60\">60</option><option value=\"80\">80</option></select> ");
html.append("<p><input type=\"submit\" value=\"Search\"> ");
html.append("</td></tr></table></center>");
html.append("</form><hr size=1>");
}
FieldSearchResult fsr = null;
if (fieldsArray != null && fieldsArray.length > 0
|| sessionToken != null) {
if (sessionToken != null) {
fsr = s_access.resumeFindObjects(context, sessionToken);
} else {
if (terms != null && terms.length() != 0) {
fsr =
s_access
.findObjects(context,
fieldsArray,
maxResults,
new FieldSearchQuery(terms));
} else {
fsr =
s_access
.findObjects(context,
fieldsArray,
maxResults,
new FieldSearchQuery(Condition
.getConditions(query)));
}
}
List<ObjectFields> searchResults = fsr.objectFieldsList();
if (!xml) {
html
.append("<center><table width=\"90%\" border=\"1\" cellpadding=\"5\" cellspacing=\"5\" bgcolor=\"silver\">\n");
html.append("<tr>");
for (String element : fieldsArray) {
html
.append("<td valign=\"top\"><strong>");
html.append(element);
html.append("</strong></td>");
}
html.append("</tr>");
}
SimpleDateFormat formatter =
new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
for (int i = 0; i < searchResults.size(); i++) {
ObjectFields f = searchResults.get(i);
if (xml) {
xmlBuf.append(" <objectFields>\n");
appendXML("pid", f.getPid(), xmlBuf);
appendXML("label", f.getLabel(), xmlBuf);
appendXML("state", f.getState(), xmlBuf);
appendXML("ownerId", f.getOwnerId(), xmlBuf);
appendXML("cDate", f.getCDate(), formatter, xmlBuf);
appendXML("mDate", f.getMDate(), formatter, xmlBuf);
appendXML("dcmDate", f.getDCMDate(), formatter, xmlBuf);
appendXML("title", f.titles(), xmlBuf);
appendXML("creator", f.creators(), xmlBuf);
appendXML("subject", f.subjects(), xmlBuf);
appendXML("description", f.descriptions(), xmlBuf);
appendXML("publisher", f.publishers(), xmlBuf);
appendXML("contributor", f.contributors(), xmlBuf);
appendXML("date", f.dates(), xmlBuf);
appendXML("type", f.types(), xmlBuf);
appendXML("format", f.formats(), xmlBuf);
appendXML("identifier", f.identifiers(), xmlBuf);
appendXML("source", f.sources(), xmlBuf);
appendXML("language", f.languages(), xmlBuf);
appendXML("relation", f.relations(), xmlBuf);
appendXML("coverage", f.coverages(), xmlBuf);
appendXML("rights", f.rights(), xmlBuf);
xmlBuf.append(" </objectFields>\n");
} else {
html.append("<tr>");
for (String l : fieldsArray) {
html.append("<td valign=\"top\">");
if (l.equalsIgnoreCase("pid")) {
html.append("<a href=\"get/");
html.append(f.getPid());
html.append("\">");
html.append(f.getPid());
html.append("</a>");
} else if (l.equalsIgnoreCase("label")) {
if (f.getLabel() != null) {
html
.append(StreamUtility.enc(f
.getLabel()));
}
} else if (l.equalsIgnoreCase("state")) {
html.append(f.getState());
} else if (l.equalsIgnoreCase("ownerId")) {
if (f.getOwnerId() != null) {
html.append(f.getOwnerId());
}
} else if (l.equalsIgnoreCase("cDate")) {
html.append(formatter.format(f.getCDate()));
} else if (l.equalsIgnoreCase("mDate")) {
html.append(formatter.format(f.getMDate()));
} else if (l.equalsIgnoreCase("dcmDate")) {
if (f.getDCMDate() != null) {
html.append(formatter
.format(f.getDCMDate()));
}
} else if (l.equalsIgnoreCase("title")) {
html.append(getList(f.titles()));
} else if (l.equalsIgnoreCase("creator")) {
html.append(getList(f.creators()));
} else if (l.equalsIgnoreCase("subject")) {
html.append(getList(f.subjects()));
} else if (l.equalsIgnoreCase("description")) {
html.append(getList(f.descriptions()));
} else if (l.equalsIgnoreCase("publisher")) {
html.append(getList(f.publishers()));
} else if (l.equalsIgnoreCase("contributor")) {
html.append(getList(f.contributors()));
} else if (l.equalsIgnoreCase("date")) {
html.append(getList(f.dates()));
} else if (l.equalsIgnoreCase("type")) {
html.append(getList(f.types()));
} else if (l.equalsIgnoreCase("format")) {
html.append(getList(f.formats()));
} else if (l.equalsIgnoreCase("identifier")) {
html.append(getList(f.identifiers()));
} else if (l.equalsIgnoreCase("source")) {
html.append(getList(f.sources()));
} else if (l.equalsIgnoreCase("language")) {
html.append(getList(f.languages()));
} else if (l.equalsIgnoreCase("relation")) {
html.append(getList(f.relations()));
} else if (l.equalsIgnoreCase("coverage")) {
html.append(getList(f.coverages()));
} else if (l.equalsIgnoreCase("rights")) {
html.append(getList(f.rights()));
}
html.append("</td>");
}
html.append("</tr>");
html.append("<tr><td colspan=\"");
html.append(fieldsArray.length);
html.append("\"></td></tr>");
}
}
if (!xml) {
html.append("</table>");
if (fsr != null && fsr.getToken() != null) {
if (fsr.getCursor() != -1) {
long viewingStart = fsr.getCursor() + 1;
long viewingEnd =
fsr.objectFieldsList().size()
+ viewingStart - 1;
html.append("<p>Viewing results " + viewingStart
+ " to " + viewingEnd);
if (fsr.getCompleteListSize() != -1) {
html.append(" of " + fsr.getCompleteListSize());
}
html.append("</p>\n");
}
html.append("<form method=\"post\" action=\"search\">");
if (fieldHash.contains("pid")) {
html
.append("<input type=\"hidden\" name=\"pid\" value=\"true\">");
}
if (fieldHash.contains("label")) {
html
.append("<input type=\"hidden\" name=\"label\" value=\"true\">");
}
if (fieldHash.contains("state")) {
html
.append("<input type=\"hidden\" name=\"state\" value=\"true\">");
}
if (fieldHash.contains("ownerId")) {
html
.append("<input type=\"hidden\" name=\"ownerId\" value=\"true\">");
}
if (fieldHash.contains("cDate")) {
html
.append("<input type=\"hidden\" name=\"cDate\" value=\"true\">");
}
if (fieldHash.contains("mDate")) {
html
.append("<input type=\"hidden\" name=\"mDate\" value=\"true\">");
}
if (fieldHash.contains("dcmDate")) {
html
.append("<input type=\"hidden\" name=\"dcmDate\" value=\"true\">");
}
if (fieldHash.contains("title")) {
html
.append("<input type=\"hidden\" name=\"title\" value=\"true\">");
}
if (fieldHash.contains("creator")) {
html
.append("<input type=\"hidden\" name=\"creator\" value=\"true\">");
}
if (fieldHash.contains("subject")) {
html
.append("<input type=\"hidden\" name=\"subject\" value=\"true\">");
}
if (fieldHash.contains("description")) {
html
.append("<input type=\"hidden\" name=\"description\" value=\"true\">");
}
if (fieldHash.contains("publisher")) {
html
.append("<input type=\"hidden\" name=\"publisher\" value=\"true\">");
}
if (fieldHash.contains("contributor")) {
html
.append("<input type=\"hidden\" name=\"contributor\" value=\"true\">");
}
if (fieldHash.contains("date")) {
html
.append("<input type=\"hidden\" name=\"date\" value=\"true\">");
}
if (fieldHash.contains("type")) {
html
.append("<input type=\"hidden\" name=\"type\" value=\"true\">");
}
if (fieldHash.contains("format")) {
html
.append("<input type=\"hidden\" name=\"format\" value=\"true\">");
}
if (fieldHash.contains("identifier")) {
html
.append("<input type=\"hidden\" name=\"identifier\" value=\"true\">");
}
if (fieldHash.contains("source")) {
html
.append("<input type=\"hidden\" name=\"source\" value=\"true\">");
}
if (fieldHash.contains("language")) {
html
.append("<input type=\"hidden\" name=\"language\" value=\"true\">");
}
if (fieldHash.contains("relation")) {
html
.append("<input type=\"hidden\" name=\"relation\" value=\"true\">");
}
if (fieldHash.contains("coverage")) {
html
.append("<input type=\"hidden\" name=\"coverage\" value=\"true\">");
}
if (fieldHash.contains("rights")) {
html
.append("<input type=\"hidden\" name=\"rights\" value=\"true\">");
}
html
.append("\n<input type=\"hidden\" name=\"sessionToken\" value=\""
+ fsr.getToken() + "\">\n");
html
.append("\n<input type=\"hidden\" name=\"maxResults\" value=\""
+ maxResults + "\">\n");
html
.append("<input type=\"submit\" value=\"More Results >\"></form>");
}
html.append("</center>\n");
}
}
if (!xml) {
response.setContentType("text/html; charset=UTF-8");
PrintWriter out = response.getWriter();
out
.print("<html><head><title>Search Repository</title></head>");
out.print("<body><center>");
out
.println("<table width=\"784\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">");
out
.println("<tr><td width=\"141\" height=\"134\" valign=\"top\"><img src=\"images/newlogo2.jpg\" width=\"141\" height=\"134\"/></td>");
out.println("<td width=\"643\" valign=\"top\">");
out.println("<center><h2>Fedora Repository</h2>");
out.println("<h3>Find Objects</h3>");
out.println("</center></td></tr></table>");
out.print(html.toString());
out.print("</center>");
out.print("</body>");
out.print("</html>");
out.flush();
out.close();
} else {
response.setContentType("text/xml; charset=UTF-8");
PrintWriter out =
new PrintWriter(new OutputStreamWriter(response
.getOutputStream(), "UTF-8"));
out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
out.println("<result xmlns=\"" + TYPES.uri + "\">");
if (fsr != null && fsr.getToken() != null) {
out.println(" <listSession>");
out.println(" <token>" + fsr.getToken() + "</token>");
if (fsr.getCursor() != -1) {
out.println(" <cursor>" + fsr.getCursor()
+ "</cursor>");
}
if (fsr.getCompleteListSize() != -1) {
out.println(" <completeListSize>"
+ fsr.getCompleteListSize()
+ "</completeListSize>");
}
if (fsr.getExpirationDate() != null) {
out
.println(" <expirationDate>"
+ new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'")
.format(fsr.getExpirationDate())
+ "</expirationDate>");
}
out.println(" </listSession>");
}
out.println("<resultList>");
out.println(xmlBuf.toString());
out.println("</resultList>");
out.println("</result>");
out.flush();
out.close();
}
} catch (AuthzException ae) {
throw RootException.getServletException(ae,
request,
ACTION_LABEL,
new String[0]);
} catch (ServletException e) {
throw e;
} catch (Throwable th) {
throw new InternalError500Exception("",
th,
request,
actionLabel,
"",
new String[0]);
}
}
private void appendXML(String name, String value, StringBuffer out) {
if (value != null) {
out.append(" <" + name + ">" + StreamUtility.enc(value) + "</"
+ name + ">\n");
}
}
private void appendXML(String name, List<DCField> values, StringBuffer out) {
for (int i = 0; i < values.size(); i++) {
appendXML(name, values.get(i).getValue(), out);
}
}
private void appendXML(String name,
Date dt,
SimpleDateFormat formatter,
StringBuffer out) {
if (dt != null) {
appendXML(name, formatter.format(dt), out);
}
}
private String getList(List<DCField> l) {
StringBuffer ret = new StringBuffer();
for (int i = 0; i < l.size(); i++) {
if (i > 0) {
ret.append(", ");
}
ret.append(StreamUtility.enc(l.get(i).getValue()));
}
return ret.toString();
}
/** Exactly the same behavior as doGet. */
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
/** Gets the Fedora Server instance. */
@Override
public void init() throws ServletException {
try {
s_server =
Server.getInstance(new File(Constants.FEDORA_HOME), false);
s_access =
(Access) s_server.getModule("fedora.server.access.Access");
} catch (InitializationException ie) {
throw new ServletException("Error getting Fedora Server instance: "
+ ie.getMessage());
}
}
}