[patch] a file modified for bug resolution

ReportMethod.java (text/plain), 10.27 KB, created by Francesco Paladino on 2005-09-07 11:48:46 UTC

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Description: a file modified for bug resolution

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Creator: Francesco Paladino

Created: 2005-09-07 11:48:46 UTC

Size: 10.27 KB

patch

obsolete

>/* > * $Header: /home/cvspublic/jakarta-slide/src/webdav/server/org/apache/slide/webdav/method/ReportMethod.java,v 1.74 2005/02/25 17:03:53 luetzkendorf Exp $ > * $Revision: 1.74 $ > * $Date: 2005/02/25 17:03:53 $ > * > * ==================================================================== > * > * Copyright 1999-2002 The Apache Software Foundation > * > * Licensed under the Apache License, Version 2.0 (the "License"); > * you may not use this file except in compliance with the License. > * You may obtain a copy of the License at > * > * http://www.apache.org/licenses/LICENSE-2.0 > * > * Unless required by applicable law or agreed to in writing, software > * distributed under the License is distributed on an "AS IS" BASIS, > * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. > * See the License for the specific language governing permissions and > * limitations under the License. > * > */ > >package org.apache.slide.webdav.method; > >import java.io.IOException; > >import org.apache.slide.common.NamespaceAccessToken; >import org.apache.slide.common.ServiceAccessException; >import org.apache.slide.common.SlideToken; >import org.apache.slide.event.EventDispatcher; >import org.apache.slide.webdav.WebdavException; >import org.apache.slide.webdav.WebdavServletConfig; >import org.apache.slide.webdav.event.WebdavEvent; >import org.apache.slide.webdav.method.report.AbstractReport; >import org.apache.slide.webdav.method.report.AclPrincipalPropSetReport; >import org.apache.slide.webdav.method.report.ExpandPropertyReport; >import org.apache.slide.webdav.method.report.LocateByHistoryReport; >import org.apache.slide.webdav.method.report.PrincipalMatchReport; >import org.apache.slide.webdav.method.report.PrincipalPropertySearchReport; >import org.apache.slide.webdav.method.report.PrincipalSearchPropertySetReport; >import org.apache.slide.webdav.method.report.VersionTreeReport; >import org.apache.slide.webdav.util.AclConstants; >import org.apache.slide.webdav.util.DeltavConstants; >import org.apache.slide.webdav.util.PreconditionViolationException; >import org.apache.slide.webdav.util.WebdavStatus; >import org.jdom.Document; >import org.jdom.Element; >import org.jdom.JDOMException; >import org.jdom.output.XMLOutputter; > > >/** > * REPORT method. > * > */ >public class ReportMethod extends AbstractWebdavMethod implements DeltavConstants, AclConstants, > ReadMethod, FineGrainedLockingMethod { > > private String resourcePath; > private AbstractReport reportWorker; > private String servletPath; > > /** > * Constructor. > * > * @param token the token for accessing the namespace > * @param config configuration of the WebDAV servlet > */ > public ReportMethod(NamespaceAccessToken token, WebdavServletConfig config) { > super(token, config); > } > > /** > * @see org.apache.slide.webdav.method.FineGrainedLockingMethod#acquireFineGrainLocks() > */ > public void acquireFineGrainLocks() { > acquireStandardLocks(resourcePath); > // read lock history folder > acquireHistoryLocks(resourcePath); > } > > /** > * Parse WebDAV XML request body. > * > * @exception WebdavException > */ > protected void parseRequest() throws WebdavException { > Element reportElm; > String reportName; > > resourcePath = requestUri; > if (resourcePath == null) { > resourcePath = "/"; > } > servletPath = req.getServletPath(); > > try{ > reportElm = parseRequestContent().getRootElement(); > reportName = reportElm.getName(); > reportWorker = getExternalReportWorker(reportName); > > if (reportWorker == null) { > if (R_EXPAND_PROPERTY.equals(reportName)) { > reportWorker = new ExpandPropertyReport(slideToken, token, config, getSlideContextPath()); > } > else if (R_VERSION_TREE.equals(reportName)) { > reportWorker = new VersionTreeReport(slideToken, token, config, getSlideContextPath()); > ((VersionTreeReport)reportWorker).setVersioningHelper(versioningHelper); > } > else if (R_LOCATE_BY_HISTORY.equals(reportName)) { > reportWorker = new LocateByHistoryReport(slideToken, token, config, getSlideContextPath()); > } > else if (R_ACL_PRINCIPAL_PROP_SET.equals(reportName)) { > reportWorker = new AclPrincipalPropSetReport(slideToken, token, config, getSlideContextPath()); > } > else if (R_PRINCIPAL_MATCH.equals(reportName)) { > reportWorker = new PrincipalMatchReport(slideToken, token, config, getSlideContextPath()); > } > else if (R_PRINCIPAL_PROPERTY_SEARCH.equals(reportName)) { > reportWorker = new PrincipalPropertySearchReport(slideToken, token, config, getSlideContextPath()); > } > else if (R_PRINCIPAL_SEARCH_PROPERTY_SET.equals(reportName)) { > reportWorker = new PrincipalSearchPropertySetReport(slideToken, token, config, getSlideContextPath()); > } > } > > if (reportWorker != null) { > reportWorker.init(resourcePath, reportElm); > } > else { > int statusCode = WebdavStatus.SC_BAD_REQUEST; > sendError( statusCode, new Exception("Unknown report "+reportName) ); > throw new WebdavException( statusCode ); > } > } > catch (IOException e) { // TODO: merge exception handling into jdom access methods > int statusCode = WebdavStatus.SC_INTERNAL_SERVER_ERROR; > sendError( statusCode, e ); > throw new WebdavException( statusCode ); > } > catch (JDOMException e) { // TODO: merge exception handling into jdom access methods > int statusCode = WebdavStatus.SC_BAD_REQUEST; > sendError( statusCode, e ); > throw new WebdavException( statusCode ); > } > catch (PreconditionViolationException e) { // TODO: merge exception handling into jdom access methods > try { > sendPreconditionViolation(e); > throw e; > } catch (IOException x) {} > throw new WebdavException(e.getStatusCode()); > } > } > > private AbstractReport getExternalReportWorker(String reportName) throws JDOMException, WebdavException { > AbstractReport result = null; > String clsName = config.getExternalReport(reportName); > if (clsName != null) { > try { > Class cls = Class.forName(clsName); > Class[] parmtypes = {SlideToken.class, > NamespaceAccessToken.class, > WebdavServletConfig.class, > String.class, > String.class > }; > Object[] initargs = {slideToken, > token, > config, > servletPath, > getSlideContextPath() > }; > result = > (AbstractReport)cls.getConstructor(parmtypes).newInstance(initargs); > } > catch( Exception e ) { > int statusCode = WebdavStatus.SC_BAD_REQUEST; > sendError( statusCode, new Exception("Cannot create "+reportName+" report worker "+clsName+" ["+e+"]") ); > throw new WebdavException( statusCode ); > } > } > return result; > } > > /** > * Execute the request. > * > * @exception WebdavException > */ > protected void executeRequest() throws WebdavException, IOException { > > resp.setContentType(TEXT_XML_UTF_8); > > // check lock-null resources > try { > if (isLockNull(resourcePath)) { > int statusCode = WebdavStatus.SC_NOT_FOUND; > sendError( statusCode, "lock-null resource", new Object[]{resourcePath} ); > throw new WebdavException( statusCode ); > } > } > catch (ServiceAccessException e) { > int statusCode = getErrorCode( e ); > sendError( statusCode, e ); > throw new WebdavException( statusCode ); > } > > try { > if ( WebdavEvent.REPORT.isEnabled() ) EventDispatcher.getInstance().fireVetoableEvent(WebdavEvent.REPORT, new WebdavEvent(this)); > > reportWorker.checkPreconditions(resourcePath, getDepth()); > Element rootElm; > if (reportWorker instanceof PrincipalSearchPropertySetReport) { > rootElm = new Element(E_PRINCIPAL_SEARCH_PROPERTY_SET, DNSP); > reportWorker.execute(resourcePath, rootElm, getDepth()); > resp.setStatus(WebdavStatus.SC_OK); > } > else { > rootElm = new Element(E_MULTISTATUS, DNSP); > reportWorker.execute(resourcePath, rootElm, getDepth()); > resp.setStatus(WebdavStatus.SC_MULTI_STATUS); > } > org.jdom.output.Format format = org.jdom.output.Format.getPrettyFormat(); > format.setIndent(XML_RESPONSE_INDENT); > new XMLOutputter(format). > output(new Document(rootElm), resp.getWriter()); > } > catch (PreconditionViolationException e) { > sendPreconditionViolation(e); > throw e; > } > catch (Exception e) { > int statusCode = getErrorCode( e ); > sendError( statusCode, e ); > throw new WebdavException( statusCode ); > } > } > > /** > * Returns the value of the <code>Depth</code> request header. > * > * @return the value of the <code>Depth</code> request header. > */ > private int getDepth() throws WebdavException { > int depth = requestHeaders.getDepth(0); > > // limit tree browsing a bit > if (depth > config.getDepthLimit()) { > depth = config.getDepthLimit(); > } > return depth; > } >} > > > View Attachment As Diff View Attachment As Raw

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