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:com.concursive.connect.web.modules.setup.utils.SetupUtils.java

/**
 * Inserts the default database data// w ww  .j  a  v a  2  s.  c  om
 *
 * @param db
 * @param context
 * @param setupPath
 * @throws Exception
 */
public static void insertDefaultData(Connection db, ServletContext context, String setupPath) throws Exception {
    // Prepare the BSH interpreter
    Interpreter script = new Interpreter();
    script.set("db", db);

    // Default database inserts
    InputStream source = context.getResourceAsStream(setupPath + "common" + fs + "install.bsh");
    BufferedReader in = new BufferedReader(new InputStreamReader(source));
    script.eval(in);
    in.close();

    // Module Defaults
    String initPath = setupPath + "init" + fs;
    DatabaseUtils.executeSQL(db, context.getResourceAsStream(initPath + "project.sql"), true);
    DatabaseUtils.executeSQL(db, context.getResourceAsStream(initPath + "task.sql"), true);
    DatabaseUtils.executeSQL(db, context.getResourceAsStream(initPath + "ticket.sql"), true);

    // Bring the version database up-to-date with the upgrade utility
    ArrayList<String> versionList = UpgradeUtils
            .retrieveDatabaseVersions(context.getResourceAsStream(setupPath + "database_versions.txt"));
    for (String version : versionList) {
        if (version.length() == 10) {
            UpgradeUtils.addVersion(db, version);
        }
    }
}

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From source file:org.apache.wiki.util.PropertyReader.java

/**
 * Locate a resource stored in the class path. Try first with "WEB-INF/classes"
 * from the web app and fallback to "resourceName".
 *
 * @param context the servlet context/*w  w w  . j av a 2 s .  co  m*/
 * @param resourceName the name of the resource
 * @return the input stream of the resource or <b>null</b> if the resource was not found
 */
public static InputStream locateClassPathResource(ServletContext context, String resourceName) {
    InputStream result;
    String currResourceLocation;

    // garbage in - garbage out
    if (StringUtils.isEmpty(resourceName)) {
        return null;
    }

    // try with web app class loader searching in "WEB-INF/classes"
    currResourceLocation = createResourceLocation("/WEB-INF/classes", resourceName);
    result = context.getResourceAsStream(currResourceLocation);
    if (result != null) {
        LOG.debug(" Successfully located the following classpath resource : " + currResourceLocation);
        return result;
    }

    // if not found - try with the current class loader and the given name
    currResourceLocation = createResourceLocation("", resourceName);
    result = PropertyReader.class.getResourceAsStream(currResourceLocation);
    if (result != null) {
        LOG.debug(" Successfully located the following classpath resource : " + currResourceLocation);
        return result;
    }

    LOG.debug(" Unable to resolve the following classpath resource : " + resourceName);

    return result;
}

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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 + ")");
    }/*  ww w.j ava2 s. co 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:com.ecyrd.jspwiki.ui.TemplateManager.java

/**
 *  Tries to locate a given resource from the template directory. If the
 *  given resource is not found under the current name, returns the
 *  path to the corresponding one in the default template.
 *
 *  @param sContext The servlet context//from ww  w .  jav a2  s  . c o m
 *  @param name The name of the resource
 *  @return The name of the resource which was found.
 */
private static String findResource(ServletContext sContext, String name) {
    InputStream is = sContext.getResourceAsStream(name);

    if (is == null) {
        String defname = makeFullJSPName(DEFAULT_TEMPLATE, removeTemplatePart(name));
        is = sContext.getResourceAsStream(defname);

        if (is != null)
            name = defname;
        else
            name = null;
    }

    if (is != null) {
        try {
            is.close();
        } catch (IOException e) {
        }
    }

    return name;
}

---

From source file:org.nuxeo.ecm.core.opencmis.impl.server.NuxeoObjectData.java

/**
 * @deprecated since 7.3. The thumbnail is now a default rendition, see NXP-16662.
 *//*from  w  ww.  j  a v a 2s  .  c o m*/
@Deprecated
public static InputStream getIconStream(String iconPath, CallContext context) throws ClientException {
    if (iconPath == null || iconPath.length() == 0) {
        return null;
    }
    if (!iconPath.startsWith("/")) {
        iconPath = '/' + iconPath;
    }
    ServletContext servletContext = (ServletContext) context.get(CallContext.SERVLET_CONTEXT);
    if (servletContext == null) {
        throw new CmisRuntimeException("Cannot get servlet context");
    }
    return servletContext.getResourceAsStream(iconPath);
}

---

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

/**
 * Read document from ServletContext/context path
 *
 * @param context ServletContext//from  w w  w  . j av  a2s .co  m
 * @param path path
 *
 * @return Document
 */
public static Document readDocument(ServletContext context, String path) {
    if (log.isDebugEnabled()) {
        log.debug("readDocument(String " + path + ")");
    }

    Document document = null;
    InputStream inputStream = context.getResourceAsStream(path);
    String fullpath = context.getRealPath(path);
    log.debug("readDocument(full path) " + fullpath + ")");
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    builderFactory.setNamespaceAware(true);

    try {
        setDocumentBuilderFactoryFeatures(builderFactory);
        DocumentBuilder documentBuilder = builderFactory.newDocumentBuilder();
        document = documentBuilder.parse(inputStream);
    } 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 document;
}

---

From source file:com.concursive.connect.web.modules.upgrade.utils.UpgradeUtils.java

/**
 * Executes SQL scripts// w  w w  .  j  a v a2  s .com
 *
 * @param context  the web context to use for finding the file resource
 * @param db       the database connection to use for executing the script against
 * @param baseName The resource filename
 * @throws SQLException Description of the Exception
 */
private static void upgradeSQL(ServletContext context, Connection db, String baseName) throws Exception {
    String dbType = null;
    switch (DatabaseUtils.getType(db)) {
    case DatabaseUtils.POSTGRESQL:
        dbType = "postgresql";
        break;
    case DatabaseUtils.MSSQL:
        dbType = "mssql";
        break;
    default:
        throw new Exception("Upgrade-> * Database could not be determined: " + DatabaseUtils.getType(db));
    }
    String pathString = baseName.substring(0, 4);
    LOG.info("Executing " + dbType + " script: " + baseName);
    DatabaseUtils.executeSQL(db, context.getResourceAsStream(
            "/WEB-INF/database/" + dbType + "/upgrade/" + pathString + "/" + baseName), true);
}

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From source file:com.concursive.connect.web.modules.upgrade.utils.UpgradeUtils.java

/**
 * Executes BSH scripts//from  ww w  . j a va2 s .  c  o  m
 *
 * @param context    the web context to use for finding the file resource
 * @param db         the database connection to use for executing the script against
 * @param scriptName The resource filename
 * @throws Exception Description of the Exception
 */
private static void upgradeBSH(ServletContext context, Connection db, String scriptName) throws Exception {
    LOG.info("Executing BeanShell script " + scriptName);
    // Prepare bean shell script, if needed
    Interpreter script = new Interpreter();
    script.set("db", db);
    // Add the ApplicationPrefs...
    ApplicationPrefs prefs = (ApplicationPrefs) context.getAttribute(Constants.APPLICATION_PREFS);
    script.set("prefs", prefs);
    // Read the script
    String pathString = scriptName.substring(0, 4);
    String setupPath = "/WEB-INF/database/common/" + pathString + "/";
    InputStream source = context.getResourceAsStream(setupPath + scriptName);
    BufferedReader in = new BufferedReader(new InputStreamReader(source));
    // Execute the script
    script.eval(in);
    in.close();
}

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From source file:com.assignmentone.snippet.ShowCodeSnippet.java

private static String readFileByLines(ServletContext servletContext, String fileName, String startMark,
        String endMark) {/*ww  w  . java2s. c o m*/
    String filePath = "";
    InputStream inputStream = null;
    BufferedReader reader = null;
    try {
        // read the file
        if (fileName.endsWith(".java")) {
            String source_location = System.getProperty(VM_ARG);
            if (source_location != null) {
                filePath = source_location + JAVA_PACKAGE + fileName;
                inputStream = new FileInputStream(filePath);
            } else {
                filePath = "/WEB-INF/src" + JAVA_PACKAGE + fileName;
                inputStream = servletContext.getResourceAsStream(filePath);
            }
        } else {
            inputStream = servletContext.getResourceAsStream(fileName);
        }

        if (inputStream == null) {
            return null;
        }

        // find the line that has the mark
        reader = new BufferedReader(new InputStreamReader(inputStream, "utf-8"));
        String line = null;
        String contents = "";
        int markStart = -1;
        while ((line = reader.readLine()) != null) {
            if (line.contains(endMark)) {
                break;
            }
            if (markStart >= 0 && !line.contains(SHOW_MARK)) {
                if (line.length() <= markStart) {
                    line = "";
                } else {
                    line = line.substring(markStart);
                }
                contents = contents + line + "\n";
            }

            if (line.contains(startMark)) {
                String trim = line.trim();
                markStart = line.indexOf(trim);
            }
        }

        return contents;
    } catch (IOException e) {
        return null;

        // close
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException e1) {
            }
        }
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e1) {
            }
        }
    }
}

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From source file:org.sakaiproject.tool.help.RestContentProvider.java

/**
 * synchronize initialization of caching XSL
 * @param context//from   ww  w.java2 s.co m
 */
public static void initializeXsl(ServletContext context) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("initializeXsl(ServletContext " + context + ")");
    }

    if (XSL_INITIALIZED.booleanValue()) {
        return;
    } else {
        synchronized (XSL_INITIALIZED_LOCK) {
            if (!XSL_INITIALIZED.booleanValue()) {
                //read in and parse xsl
                InputStream iStreamPreprocess = null;
                InputStream iStreamAllInOne = null;
                try {
                    iStreamPreprocess = context.getResourceAsStream(XML_PREPROCESS_XSL);
                    iStreamAllInOne = context.getResourceAsStream(XML_KB_XSL);

                    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
                    builderFactory.setNamespaceAware(true);
                    DocumentBuilder documentBuilder = builderFactory.newDocumentBuilder();
                    xslDocumentPreprocess = documentBuilder.parse(iStreamPreprocess);
                    xslDocumentAllInOne = documentBuilder.parse(iStreamAllInOne);
                } catch (ParserConfigurationException e) {
                    LOG.error(e.getMessage(), e);
                } catch (IOException e) {
                    LOG.error(e.getMessage(), e);
                } catch (SAXException e) {
                    LOG.error(e.getMessage(), e);
                }
                try {
                    iStreamPreprocess.close();
                    iStreamAllInOne.close();
                } catch (IOException e) {
                    LOG.error(e.getMessage(), e);
                }

                XSL_INITIALIZED = Boolean.TRUE;
            }
        }
    }
}

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