Example usage for javax.servlet ServletContext getResource

Introduction

In this page you can find the example usage for javax.servlet ServletContext getResource.

Prototype

public URL getResource(String path) throws MalformedURLException;

Source Link

Document

Returns a URL to the resource that is mapped to the given path.

Usage

From source file:org.openlegacy.web.tags.TagUtils.java

public static boolean fileExists(ServletContext application, String file) {
    try {/*from  ww  w . j  a v  a2  s .  co  m*/
        return application.getResource(file) != null;
    } catch (MalformedURLException e) {
        return false;
    }
}

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From source file:org.openmrs.web.Listener.java

/**
 * Hacky way to get the current contextPath. This will usually be "openmrs". This method will be
 * obsolete when servlet api ~2.6 comes out...at which point a call like
 * servletContext.getContextRoot() would be sufficient
 *
 * @return current contextPath of this webapp without initial slash
 *//*from  w w w  .  j av  a2 s  . c  o  m*/
private String getContextPath(ServletContext servletContext) {
    // Get the context path without the request.
    String contextPath = "";
    try {
        contextPath = servletContext.getContextPath();
    } catch (NoSuchMethodError ex) {
        // ServletContext.getContextPath() was added in version 2.5 of the Servlet API. Tomcat 5.5
        // has version 2.4 of the servlet API, so we fall back to the hacky code we were previously
        // using
        try {
            String path = servletContext.getResource("/").getPath();
            contextPath = path.substring(0, path.lastIndexOf("/"));
            contextPath = contextPath.substring(contextPath.lastIndexOf("/"));
        } catch (Exception e) {
            log.error(e);
        }
    } catch (Exception e) {
        log.error(e);
    }

    // trim off initial slash if it exists
    if (contextPath.indexOf("/") != -1) {
        contextPath = contextPath.substring(1);
    }

    return contextPath;
}

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From source file:org.ops4j.pax.web.service.internal.WelcomeFilesFilter.java

/**
 * Serves the welcome files if request path ends with "/".
 *
 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
 *//*from w  w w.  j av a2s . c  o  m*/
public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
        throws IOException, ServletException {
    LOG.debug("Apply welcome files filter...");
    if (m_welcomeFiles.length > 0 && request instanceof HttpServletRequest) {
        String servletPath = (((HttpServletRequest) request).getServletPath());
        String pathInfo = ((HttpServletRequest) request).getPathInfo();

        LOG.debug("Servlet path: " + servletPath);
        LOG.debug("Path info: " + pathInfo);

        if ((pathInfo != null && pathInfo.endsWith("/"))
                || (servletPath != null && servletPath.endsWith("/"))) {
            final ServletContext servletContext = m_filterConfig.getServletContext();
            for (String welcomeFile : m_welcomeFiles) {
                final String welcomePath = addPaths(servletPath, addPaths(pathInfo, welcomeFile));
                final URL welcomeFileUrl = servletContext.getResource(welcomePath);
                if (welcomeFileUrl != null) {
                    if (m_redirect && response instanceof HttpServletResponse) {
                        ((HttpServletResponse) response).sendRedirect(welcomeFile);
                        return;
                    } else {
                        final RequestDispatcher requestDispatcher = request.getRequestDispatcher(welcomePath);
                        if (requestDispatcher != null) {
                            requestDispatcher.forward(request, response);
                            return;
                        }
                    }
                }
            }
        }
    } else {
        if (m_welcomeFiles.length == 0) {
            LOG.debug("Welcome filter not applied as there are no welcome files configured.");
        }
        if (!(request instanceof HttpServletRequest)) {
            LOG.debug("Welcome filter not applied as the request is not an "
                    + HttpServletRequest.class.getSimpleName());
        }
    }
    // if we are here means that the request was not handled by welcome files filter so, go on
    chain.doFilter(request, response);
}

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From source file:org.sakaiproject.portal.render.portlet.PortletToolRenderService.java

private boolean isPortletApplication(ServletContext context, ToolConfiguration configuration)
        throws ToolRenderException, MalformedURLException {
    SakaiPortletWindow window = registry.getOrCreatePortletWindow(configuration);
    if (window == null) {
        return false;
    }/*from  w  w w.ja va2s . co m*/
    if (LOG.isDebugEnabled()) {
        LOG.debug("Checking context for potential portlet ");
    }
    ServletContext crossContext = context.getContext(window.getContextPath());
    if (LOG.isDebugEnabled()) {
        LOG.debug("Got servlet context as  " + crossContext);
        LOG.debug("Getting Context for path " + window.getContextPath());
        LOG.debug("Base Path " + crossContext.getRealPath("/"));
        LOG.debug("Context Name " + crossContext.getServletContextName());
        LOG.debug("Server Info " + crossContext.getServerInfo());
        LOG.debug("      and it is a portlet ? :" + (crossContext.getResource("/WEB-INF/portlet.xml") != null));
    }
    return crossContext.getResource("/WEB-INF/portlet.xml") != null;
}

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From source file:org.sakaiproject.tool.assessment.qti.util.XmlUtil.java

public static DOMSource getDocumentSource(ServletContext context, String path) {
    if (log.isDebugEnabled()) {
        log.debug("readDocument(String " + path + ")");
    }/*w w w  . j  av  a2 s  . c  o m*/

    InputStream inputStream = context.getResourceAsStream(path);
    String realPath = null;
    try {
        realPath = context.getResource(path).toString();
    } catch (MalformedURLException e1) {
        log.debug(e1.getMessage(), e1);
    }
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    builderFactory.setNamespaceAware(true);

    Document document = null;
    DOMSource source = null;
    try {
        setDocumentBuilderFactoryFeatures(builderFactory);
        DocumentBuilder documentBuilder = builderFactory.newDocumentBuilder();
        document = documentBuilder.parse(inputStream);
        source = new DOMSource(document, realPath);
    } catch (ParserConfigurationException e) {
        log.error(e.getMessage(), e);
    } catch (SAXException e) {
        log.error(e.getMessage(), e);
    } catch (IOException e) {
        log.error(e.getMessage(), e);
    }

    return source;
}

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From source file:org.seasar.mayaa.impl.source.ApplicationResourceSourceDescriptor.java

protected URL getURL() {
    if (_url == null) {
        String path = _systemID;//from   ww  w  .j a va2  s . c  o  m
        if (StringUtil.isEmpty(path)) {
            path = "/";
        }
        // TODO ???ServletContext???????
        ServletContext context = (ServletContext) getApplicationScope().getUnderlyingContext();
        try {
            // TODO GAE for Java???null?????????...
            _url = context.getResource(path);
            if (_url == null) {
                LOG.debug("NG. getResource failed. - " + path);
            } else {
                LOG.debug("OK. getResource url succeed. - " + path);
            }
            return _url;
        } catch (MalformedURLException e) {
            throw new IllegalStateException("invalid: " + path);
        }
    }
    return _url;
}

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From source file:org.seasar.mayaa.impl.source.ApplicationSourceDescriptor.java

protected URL getURL() {
    String path = _fileSourceDescriptor.getRealPath();
    if (StringUtil.isEmpty(path)) {
        path = "/";
    }// ww  w  .  j av  a2 s  .  c o m
    // TODO ???ServletContext???????
    ServletContext context = (ServletContext) getApplicationScope().getUnderlyingContext();
    try {
        URL url = context.getResource(path);
        return url;
    } catch (MalformedURLException e) {
        throw new IllegalStateException("invalid: " + path);
    }
}

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From source file:org.sonar.server.platform.web.WebPagesFilter.java

private static String readIndexFile(ServletContext servletContext) {
    try {//from   ww w.jav a2  s.  co  m
        return IOUtils.toString(requireNonNull(servletContext.getResource("/index.html")), UTF_8);
    } catch (Exception e) {
        throw new IllegalStateException("Fail to provide index file", e);
    }
}

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From source file:org.squale.welcom.struts.webServer.URLManager.java

/**
 * Retoune le webFile dans le repertoire webcontent
 * //from  w  w w. j  a v a2  s.  c o m
 * @param context context
 * @param pUrl url
 * @return le webfile
 */
public WebFile getWebFileFromContext(ServletContext context, String pUrl) {
    WebFile webFile = new WebFile(WebFile.TYPE_SERVLET);
    // Compatibilit Tomcat !!
    try {
        webFile.setUrl(context.getResource(pUrl));
    } catch (final Exception e) {
        try {
            // Test compatiblite Tomcat (Necessite un /)
            webFile.setUrl(context.getResource("/" + pUrl));
        } catch (final Exception ee) {
            // Recherche si la resource demand ne se trouve pas dans le jar Welcom
        }
    }

    if (webFile.getUrl() != null) {
        // recherche la date
        final String file = context.getRealPath(sUrl);

        final File f = new File(file);
        webFile.setLastDate(new Date(f.lastModified()));
        return webFile;
    } else {
        return null;
    }

}

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From source file:org.theospi.portfolio.portal.web.XsltPortal.java

protected void processCategoryFiles(ToolCategory toolCategory, ServletContext context) throws IOException {
    File base = new File(categoryBasePath);
    String parentPath = base.getParent();

    Set paths = context.getResourcePaths(parentPath);

    for (Iterator<String> i = paths.iterator(); i.hasNext();) {
        String path = i.next();/*from  w ww .  j  av  a  2s.c o  m*/
        if (path.startsWith(categoryBasePath)) {
            path += toolCategory.getHomePagePath();
            if (context.getResource(path) != null) {
                processCategoryFile(toolCategory, path, context.getResourceAsStream(path));
            }
        }
    }
}

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