Example usage for java.lang Exception Exception

Introduction

In this page you can find the example usage for java.lang Exception Exception.

Prototype

public Exception(Throwable cause)

Source Link

Document

Constructs a new exception with the specified cause and a detail message of (cause==null ?

Usage

From source file:Main.java

public static void printCallPathTop(String text) {
    try {/*from  ww  w.  ja  va2 s  .co  m*/
        throw new Exception(text);
    } catch (Exception e) {
        StackTraceElement[] l = e.getStackTrace();
        System.out.println(
                "DDTrace: [" + e.getLocalizedMessage() + "] " + l[1] + "\n" + l[2] + "\n" + l[l.length - 1]);
    }
}

From source file:Main.java

public static String unescapeXml(String xml) throws Exception {
    if (xml == null)
        return null;

    StringBuilder b = new StringBuilder();
    int i = 0;/* ww w.  j a va2s. c o m*/
    while (i < xml.length()) {
        if (xml.charAt(i) == '&') {
            StringBuilder e = new StringBuilder();
            i++;
            while (xml.charAt(i) != ';') {
                e.append(xml.charAt(i));
                i++;
            }
            if (e.toString().equals("lt"))
                b.append("<");
            else if (e.toString().equals("gt"))
                b.append(">");
            else if (e.toString().equals("amp"))
                b.append("&");
            else if (e.toString().equals("quot"))
                b.append("\"");
            else if (e.toString().equals("mu"))
                b.append((char) 956);
            else
                throw new Exception("unknown XML entity \"" + e.toString() + "\"");
        } else
            b.append(xml.charAt(i));
        i++;
    }
    return b.toString();
}

From source file:com.mirth.connect.manager.ServiceControllerFactory.java

public static ServiceController getServiceController() throws Exception {
    synchronized (ServiceController.class) {
        if (serviceController == null) {
            if (SystemUtils.IS_OS_WINDOWS) {
                serviceController = new WindowsServiceController();
            } else if (SystemUtils.IS_OS_MAC) {
                serviceController = new MacServiceController();
            } else if (SystemUtils.IS_OS_UNIX) {
                serviceController = new LinuxServiceController();
            } else {
                throw new Exception("Operating system must be Windows, Mac, or Unix/Linux.");
            }//from  www . j a  va  2 s .c om
        }

        return serviceController;
    }
}

From source file:Main.java

public static void addNodeToXml(String nodeParentXpathStr, String xmlFilePath, String nodeName, String value,
        Map<String, String> attr) throws Exception {
    Document doc = null;/*from   w  w  w. j  a  va 2s. c  o m*/
    if (xmlFilePath == null || nodeParentXpathStr == null || nodeName == null || nodeParentXpathStr == null)
        throw new Exception("some parameters can not be null!");
    doc = dombuilder.parse(new File(xmlFilePath));
    Node pNode = (Node) xpath.compile(nodeParentXpathStr).evaluate(doc, XPathConstants.NODE);
    if (pNode == null)
        throw new Exception("can not find the node specified in nodeParentXpathStr!");
    ;

    Element newNode = doc.createElement(nodeName);
    newNode.setTextContent(value);
    if (attr != null && !attr.isEmpty()) {
        for (String key : attr.keySet())
            newNode.setAttribute(key, attr.get(key));
    }

    pNode.appendChild(newNode);
    writeToXmlFile(doc, xmlFilePath);

}

From source file:Main.java

/**
 * Print the call stack in the current point
 * @param text/* w ww.  j  a v  a2s  .  c  o m*/
 */
public static void printCallPath(String text) {
    try {
        throw new Exception(text);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static long NonSearchingJavaToUnoType(Class<?> cls, boolean errorIfMissing) throws Throwable {
    String clsName = cls.getName();
    Long unoTypePtr = unoTypes.get(clsName);
    if (unoTypePtr == null) {
        if (errorIfMissing) {
            String msg = "NonSearchingJavaToUnoType: Could not find uno type for " + clsName;
            throw new Exception(msg);
        } else {/* w  ww  .j a v  a  2s. c o m*/
            return 0L;
        }
    }
    return (long) unoTypePtr;
}

From source file:Main.java

public static String getAttr(Node node, String name) throws DOMException {

    assert node != null;

    try {//w  w  w .  j  av a  2  s  . co m
        NamedNodeMap attributes = node.getAttributes();
        if (attributes == null)
            throw new Exception("");

        Node attr = attributes.getNamedItem(name);
        if (attr == null)
            throw new Exception("");

        String value = attr.getNodeValue();
        if (value == null)
            throw new Exception("");

        return value;

    } catch (Exception e) {
        throw new DOMException(DOMException.NOT_FOUND_ERR,
                String.format("attribute %s is missing at node %s", name, node.getNodeName()));
    }

}

From source file:Main.java

/** 
 * Write the <code>Document</code> in memory out to a standard XML file.
 * @param  doc  the <code>Document</code> object for the XML file to list
 * @param  strFilePath  the XML file to write to
 * @throws custom custom exception if file is not writeable
 * @throws ioe IOException if an error occurs on file creation
 * @throws fnfe FileNotFoundException if PrintWriter constructor fails
 *///from  ww w. java 2  s. c  o m
public static void WriteXMLFile2(Document doc, String strFilePath) throws Exception {
    // open file for writing
    File file = new File(strFilePath);

    // ensure that file is writeable
    try {
        file.createNewFile();
        if (!file.canWrite()) {
            throw new Exception("FileNotWriteable");
        }
    } catch (IOException ioe) {
        throw ioe;
    }

    // create a PrintWriter to write the XML file to
    PrintWriter pw = null;
    try {
        pw = new PrintWriter(file);
    } catch (FileNotFoundException fnfe) {
        throw fnfe;
    }

    // write out the serialized form
    pw.print(getXMLListing(doc));
    pw.close();
}

From source file:by.heap.remark.util.TestUtils.java

/**
 * Reads a resource into a string.//from w w w  . j a  v  a  2  s.  c o  m
 * @param path Path to resource
 * @return String contents of resource
 */
public static String readResourceToString(String path) {
    String result;
    try {
        URL u = StringUtils.class.getResource(path);
        if (u == null) {
            throw new Exception("Resource not found");
        }
        File f = FileUtils.toFile(u);
        if (!f.isFile()) {
            throw new Exception("Resource file does not exist or is not a file.");
        }
        result = FileUtils.readFileToString(f, "UTF-8");
        if (result == null) {
            throw new Exception("Error reading resource file.");
        }
    } catch (Exception e) {
        e.printStackTrace();
        result = "UNABLE TO LOAD RESOURCE " + path + ": " + e.getMessage();
    }
    return result;
}

From source file:Main.java

/**
 * Returns stacktrace of current thread represented as String
 * /* w ww  .  j a v a2 s  .  c  om*/
 * @return stacktrace of current thread represented as String
 */
public static String getStackTrace() {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream printStream = new PrintStream(baos);
    // noinspection ThrowableInstanceNeverThrown
    new Exception("Stack trace").printStackTrace(printStream);
    printStream.close();
    return new String(baos.toByteArray());
}