Example usage for javax.servlet ServletContext getResourceAsStream

Introduction

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

Prototype

public InputStream getResourceAsStream(String path);

Source Link

Document

Returns the resource located at the named path as an InputStream object.

Usage

From source file:net.ontopia.topicmaps.nav2.taglibs.TMvalue.TologQueryTag.java

@Override
public Collection process(Collection tmObjects) throws JspException {
    if (query == null)
        throw new NavigatorCompileException("TologQueryTag: Ambiguous attribute " + "settings.");

    // try to retrieve default value from ContextManager
    ContextTag contextTag = FrameworkUtils.getContextTag(pageContext);

    // Get the ContextManager
    ContextManagerIF ctxtMgr = contextTag.getContextManager();

    // Create a map for the context
    Map argmap = new ContextManagerMapWrapper(ctxtMgr);

    // get topicmap object on which we should compute 
    TopicMapIF topicmap = contextTag.getTopicMap();
    if (topicmap == null)
        throw new NavigatorRuntimeException("TologQueryTag found no topic map.");

    // Get the result from the QueryProcessor
    QueryProcessorIF q_processor = (implementation == null ? QueryUtils.createQueryProcessor(topicmap)
            : QueryUtils.createQueryProcessor(topicmap, Collections
                    .singletonMap("net.ontopia.topicmaps.query.core.QueryProcessorIF", implementation)));

    if (rulesfile != null) {
        ServletContext ctxt = pageContext.getServletContext();
        try {//from  www.j  ava 2  s.  c  o  m
            q_processor.load(new InputStreamReader(ctxt.getResourceAsStream(rulesfile)));
        } catch (IOException e) {
            throw JSPEngineWrapper.getJspException("Problem loading tolog rules file: " + rulesfile, e);
        } catch (InvalidQueryException e) {
            throw JSPEngineWrapper.getJspException("Problem loading tolog rules file: " + rulesfile, e);
        }
    }

    try {
        // produce list of maps
        return getMapCollection(q_processor.execute(query, argmap));
    } catch (InvalidQueryException e) {
        log.debug("Parsing of query '" + query + "' failed with message: " + e);
        throw new NavigatorRuntimeException(e);
    }
}

---

From source file:org.hyperic.hq.ui.Configurator.java

/**
 * Load the specified properties file and return the properties.
 *
 * @param ctx the <code>ServletContext</code>
 * @param filename the fully qualifed name of the properties file
 * @exception Exception if a problem occurs while loading the file
 *//*from   w  ww  . ja va 2  s .com*/
private Properties loadProperties(ServletContext ctx, String filename) throws Exception {
    Properties props = new Properties();
    InputStream is = ctx.getResourceAsStream(filename);
    if (is != null) {
        props.load(is);
        is.close();
    }

    return props;
}

---

From source file:com.aimluck.eip.services.social.gadgets.ALGadgetContext.java

protected BlobCrypter loadCrypterFromFile(RunData rundata) throws IOException {
    BufferedReader reader = null;
    byte[] keyBytes = null;
    try {/* w ww .j a  va 2 s. com*/
        ServletContext servletContext = ((JetspeedRunData) rundata).getServletContext();
        InputStream resourceAsStream = servletContext.getResourceAsStream("/WEB-INF/conf/securityTokenKey.txt");
        reader = new BufferedReader(new InputStreamReader(resourceAsStream, Charsets.UTF_8));
        String line = reader.readLine();
        if (line == null) {
            throw new IOException("Unexpectedly empty keyfile: " + SECURITY_TOKEN_KEY);
        }
        line = line.trim();
        keyBytes = CharsetUtil.getUtf8Bytes(line);
    } finally {
        try {
            if (reader != null) {
                reader.close();
            }
        } catch (IOException e) {
            // oh well.
        }
    }
    return new BasicBlobCrypter(keyBytes);
}

---

From source file:com.liangc.hq.base.web.ConfiguratorListener.java

/**
 * Load the specified properties file and return the properties.
 *
 * @param ctx the <code>ServletContext</code>
 * @param filename the fully qualifed name of the properties file
 * @exception Exception if a problem occurs while loading the file
 *//*  w  w  w  . j a  va 2 s  . c  o m*/
private Properties loadProperties(ServletContext ctx, String filename) throws Exception {
    Properties props = new Properties();
    InputStream is = ctx.getResourceAsStream(filename);
    if (is == null) {
        filename = filename.substring(filename.lastIndexOf("/"));
        is = this.getClass().getResourceAsStream(filename);
    }
    if (is != null) {
        props.load(is);
        is.close();
    }

    return props;
}

---

From source file:org.openflamingo.web.util.VersionConfigurer.java

@Override
public void contextInitialized(ServletContextEvent servletContextEvent) {
    Log4jWebConfigurer.initLogging(servletContextEvent.getServletContext());

    Properties properties = new Properties();
    ServletContext context = servletContextEvent.getServletContext();
    InputStream inputStream = null;
    try {/*from w w w . ja  va 2s  . co m*/
        inputStream = context.getResourceAsStream("/WEB-INF/version.properties");
        properties.load(inputStream);
    } catch (Exception ex) {
        throw new IllegalArgumentException("Cannot load a '/WEB/INF/version.properties' file.", ex);
    } finally {
        IOUtils.closeQuietly(inputStream);
    }

    StringBuilder builder = new StringBuilder();

    printHeader(builder, "Application Information");
    Properties appProps = new Properties();
    appProps.put("Application", "Flamingo Workflow Engine");
    appProps.put("Version", properties.get("version"));
    appProps.put("Build Date", properties.get("build.timestamp"));
    appProps.put("Build Number", properties.get("build.number"));
    appProps.put("Revision Number", properties.get("revision.number"));
    appProps.put("Build Key", properties.get("build.key"));

    if (context != null) {
        appProps.put("Application Server", context.getServerInfo() + " - Servlet API "
                + context.getMajorVersion() + "." + context.getMinorVersion());
    }

    Properties systemProperties = System.getProperties();
    appProps.put("Java Version", systemProperties.getProperty("java.version", UNKNOWN) + " - "
            + systemProperties.getProperty("java.vendor", UNKNOWN));
    appProps.put("Current Working Directory", systemProperties.getProperty("user.dir", UNKNOWN));

    print(builder, appProps);

    Properties memPros = new Properties();
    final Runtime rt = Runtime.getRuntime();
    final long maxMemory = rt.maxMemory() / MEGA_BYTES;
    final long totalMemory = rt.totalMemory() / MEGA_BYTES;
    final long freeMemory = rt.freeMemory() / MEGA_BYTES;
    final long usedMemory = totalMemory - freeMemory;

    memPros.put("Maximum Allowable Memory", maxMemory + "MB");
    memPros.put("Total Memory", totalMemory + "MB");
    memPros.put("Free Memory", freeMemory + "MB");
    memPros.put("Used Memory", usedMemory + "MB");

    print(builder, memPros);

    printHeader(builder, "Java System Properties");
    Properties sysProps = new Properties();
    for (final Map.Entry<Object, Object> entry : systemProperties.entrySet()) {
        sysProps.put(entry.getKey(), entry.getValue());
    }

    print(builder, sysProps);

    printHeader(builder, "System Environments");
    Map<String, String> getenv = System.getenv();
    Properties envProps = new Properties();
    Set<String> strings = getenv.keySet();
    for (String key : strings) {
        String message = getenv.get(key);
        envProps.put(key, message);
    }

    print(builder, envProps);

    logger.info("=================================================");
    logger.info(" Flamingo Web Services starting...");
    logger.info("=================================================\n{}", builder.toString());
}

---

From source file:org.pepstock.jem.gwt.server.listeners.StartUp.java

/**
 * Set the jem Version// w w w  . j  a v  a  2s  .  c o  m
 * 
 * @param contextPath
 */
private void setJemVersion(ServletContext context) {
    // reads manifest file for searching version of JEM
    InputStream fis = null;
    try {
        fis = context.getResourceAsStream(MANIFEST_FILE);
        if (fis == null) {
            throw new FileNotFoundException(MANIFEST_FILE);
        }
        Manifest manifest = new Manifest(fis);
        // gets JEM vrsion
        Attributes at = manifest.getAttributes(ConfigKeys.JEM_MANIFEST_SECTION);
        String jemVersion = at.getValue(ConfigKeys.JEM_MANIFEST_VERSION);
        // saves JEM version
        if (jemVersion != null) {
            SharedObjects.getInstance().setJemVersion(jemVersion);
        }
    } catch (FileNotFoundException e) {
        // to ignore stack trace
        LogAppl.getInstance().ignore(e.getMessage(), e);
        LogAppl.getInstance().emit(NodeMessage.JEMC184W);
    } catch (IOException e) {
        // to ignore stack trace
        LogAppl.getInstance().ignore(e.getMessage(), e);
        LogAppl.getInstance().emit(NodeMessage.JEMC184W);
    } finally {
        if (fis != null) {
            try {
                fis.close();
            } catch (Exception e) {
                LogAppl.getInstance().ignore(e.getMessage(), e);
            }
        }
    }

}

---

From source file:org.seasar.s2click.example.page.SourceViewerPage.java

private void loadFilename(String filename) {
    ServletContext context = getContext().getServletContext();

    // Orion server requires '/' prefix to find resources
    String resourceFilename = (filename.charAt(0) != '/') ? "/" + filename : filename;

    InputStream in = null;/*from   w w w .j a  v a2 s  .co  m*/
    try {
        in = context.getResourceAsStream(resourceFilename);

        if (in == null && filename.endsWith(".htm")) {
            resourceFilename = resourceFilename.substring(0, resourceFilename.length() - 4) + ".jsp";

            in = context.getResourceAsStream(resourceFilename);
        }

        if (in != null) {
            String lang = filename.endsWith(".java") ? CodePrettify.LANG_JAVA : CodePrettify.LANG_HTML;

            String code = IOUtils.toString(in, "UTF-8");
            CodePrettify codePrettify = new CodePrettify("codePrettify");
            codePrettify.setCode(code);
            codePrettify.setLang(lang);
            addControl(codePrettify);

        } else {
            addModel("error", "File " + resourceFilename + " not found");
        }

    } catch (IOException e) {
        addModel("error", "Could not read " + resourceFilename);

    } finally {
        ClickUtils.close(in);
    }
}

---

From source file:wicket.protocol.http.request.WebExternalResourceRequestTarget.java

/**
 * Respond by trying to delegate getting the resource from the
 * {@link ServletContext} object and stream that to the client. If such a
 * resource is not found, a warning will be logged, and a 404 will be
 * issued.//from  www .j  a va 2s .com
 * 
 * @see wicket.IRequestTarget#respond(wicket.RequestCycle)
 */
public void respond(RequestCycle requestCycle) {
    try {
        WebResponse webResponse = ((WebRequestCycle) requestCycle).getWebResponse();
        final ServletContext context = ((WebApplication) requestCycle.getApplication()).getServletContext();

        // Set content type
        webResponse.setContentType(context.getMimeType(url));
        final InputStream in = context.getResourceAsStream(url);
        if (in != null) {
            try {
                // Copy resource input stream to servlet output stream
                Streams.copy(in, webResponse.getHttpServletResponse().getOutputStream());
            } finally {
                // NOTE: We only close the InputStream. The servlet
                // container should close the output stream.
                in.close();
            }
        } else {
            log.warn("the resource requested by request " + requestCycle.getRequest() + " was not found");
            HttpServletResponse httpServletResponse = webResponse.getHttpServletResponse();
            httpServletResponse.sendError(HttpServletResponse.SC_NOT_FOUND);
        }
    } catch (IOException e) {
        throw new WicketRuntimeException("Cannot load static content for request " + requestCycle.getRequest(),
                e);
    }
}

---

From source file:org.exem.flamingo.web.util.ApplicationInformationDisplayContextListener.java

@Override
public void contextInitialized(ServletContextEvent servletContextEvent) {
    System.setProperty("PID", SystemUtils.getPid());

    Properties properties = new Properties();
    ServletContext context = servletContextEvent.getServletContext();
    InputStream inputStream = null;
    try {/*from   w  w w .j a va 2 s .com*/
        inputStream = context.getResourceAsStream("/WEB-INF/app.properties");
        properties.load(inputStream);
    } catch (Exception ex) {
        throw new IllegalArgumentException("Cannot load a '/WEB/INF/app.properties' file.", ex);
    } finally {
        IOUtils.closeQuietly(inputStream);
    }

    // See : http://patorjk.com/software/taag/#p=display&f=Slant&t=Flamingo
    StringBuilder builder = new StringBuilder();
    builder.append("    ________                _                 \n"
            + "   / ____/ /___ _____ ___  (_)___  ____ _____ \n"
            + "  / /_  / / __ `/ __ `__ \\/ / __ \\/ __ `/ __ \\\n"
            + " / __/ / / /_/ / / / / / / / / / / /_/ / /_/ /\n"
            + "/_/   /_/\\__,_/_/ /_/ /_/_/_/ /_/\\__, /\\____/ \n"
            + "                                /____/        ");

    printHeader(builder, "Application Information");
    Properties appProps = new Properties();
    appProps.put("Instance", StringUtils.isEmpty(System.getProperty("instance")) ? "** UNKNOWN **"
            : System.getProperty("instance"));
    appProps.put("Version", properties.get("version"));
    appProps.put("Build Date", properties.get("build.timestamp"));
    appProps.put("Build Number", properties.get("build.number"));
    appProps.put("Revision Number", properties.get("revision.number"));
    appProps.put("Organization", properties.get("organization"));
    appProps.put("Homepage", properties.get("homepage"));

    if (context != null) {
        appProps.put("Application Server", context.getServerInfo() + " - Servlet API "
                + context.getMajorVersion() + "." + context.getMinorVersion());
    }

    Properties systemProperties = System.getProperties();
    appProps.put("Java Version", systemProperties.getProperty("java.version", UNKNOWN) + " - "
            + systemProperties.getProperty("java.vendor", UNKNOWN));
    appProps.put("Current Working Directory", systemProperties.getProperty("user.dir", UNKNOWN));

    print(builder, appProps);

    Properties memPros = new Properties();
    final Runtime rt = Runtime.getRuntime();
    final long maxMemory = rt.maxMemory() / MEGA_BYTES;
    final long totalMemory = rt.totalMemory() / MEGA_BYTES;
    final long freeMemory = rt.freeMemory() / MEGA_BYTES;
    final long usedMemory = totalMemory - freeMemory;

    memPros.put("Maximum Allowable Memory", maxMemory + "MB");
    memPros.put("Total Memory", totalMemory + "MB");
    memPros.put("Free Memory", freeMemory + "MB");
    memPros.put("Used Memory", usedMemory + "MB");

    print(builder, memPros);

    printHeader(builder, "Java System Properties");
    Properties sysProps = new Properties();
    for (final Map.Entry<Object, Object> entry : systemProperties.entrySet()) {
        sysProps.put(entry.getKey(), entry.getValue());
    }

    print(builder, sysProps);

    printHeader(builder, "System Environments");
    Map<String, String> envs = System.getenv();
    Properties envProps = new Properties();
    Set<String> strings = envs.keySet();
    for (String key : strings) {
        String message = envs.get(key);
        envProps.put(key, message);
    }

    print(builder, envProps);

    WebLogbackConfigurer.initLogging(servletContextEvent.getServletContext());

    System.out.println(builder.toString());

    logger.info("============================================================");
    logger.info(" Now starting ..... PID: " + SystemUtils.getPid());
    logger.info("============================================================");
}

---

From source file:com.videobox.web.util.dwr.AutoAnnotationDiscoveryContainer.java

private StringBuilder scanContextPath(ServletContext ctx, StringBuilder sb, String pathName)
        throws IOException {
    if (pathName.endsWith(".class")) {
        InputStream istream = ctx.getResourceAsStream(pathName);
        handleClass(istream, sb);// www . j  a v a2  s  .  c om
    } else if (pathName.endsWith("/")) {
        // log.info( "PATH: " + pathName );
        Set<String> set = ctx.getResourcePaths(pathName);
        for (String className : set) {
            sb = scanContextPath(ctx, sb, className);
        }
    }
    Converter c = null;
    return sb;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• »