Example usage for java.lang NullPointerException toString

Introduction

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

Prototype

public String toString() 

Source Link

Document

Returns a short description of this throwable.

Usage

From source file:org.hyperic.hq.ui.taglib.display.ImageButtonDecorator.java

public String decorate(Object obj) {
    try {/* w  w w.j a va 2s .co  m*/
        HttpServletRequest req = (HttpServletRequest) context.getRequest();
        String src = req.getContextPath() + page;
        String formName = getForm();
        StringBuffer buf = new StringBuffer();

        buf.append("<input type=\"image\" ");
        buf.append("src=\"");
        buf.append(src);
        buf.append("\" ");
        buf.append("border=\"0\" onClick=\"clickSelect('");
        buf.append(formName);
        buf.append("', '");
        buf.append(getInput());
        buf.append("', '");
        buf.append(obj.toString());
        buf.append("');\">");

        return buf.toString();
    } catch (NullPointerException npe) {
        log.debug(npe.toString());
    }

    return "";
}

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From source file:com.neiljbrown.brighttalk.channels.reportingapi.client.spring.SpringApiClientImplTest.java

/**
 * Tests constructor {@link SpringApiClientImpl#SpringApiClientImpl(String, RestTemplate)} in the case where the
 * supplied host name is invalid, because it contains an unsupported character e.g a space.
 *///from   w  w w  .j  av  a 2 s  .  c o  m
@Test
public final void testConstructInvalidHostNameNull() {
    try {
        new SpringApiClientImpl(null, new RestTemplate());
        fail("Expected an exception to be thrown.");
    } catch (NullPointerException e) {
        assertTrue("Unexepected exception message [" + e.toString() + "].",
                e.getMessage().matches(".*host name.*null.*"));
    }
}

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From source file:org.hyperic.hq.ui.taglib.display.LabelDecorator.java

public String decorate(Object obj) {
    try {/*ww w . j a v a  2 s  . com*/
        String forElement = getForElement();
        String style = getStyleClass();
        String value = getValue();
        String click = getOnclick();

        if (value == null) {
            value = obj.toString();
        }

        StringBuffer buf = new StringBuffer();

        buf.append("<label for=\"");
        buf.append(forElement);
        buf.append("\" onclick=\"");
        buf.append(click);
        buf.append("\" class=\"");
        buf.append(style);
        buf.append("\">");
        buf.append(value);
        buf.append("</label>");

        return buf.toString();
    } catch (NullPointerException npe) {
        log.debug(npe.toString());
    }

    return "";
}

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From source file:edu.tcu.gaduo.ihe.iti.ct_transaction.service.NTPClient.java

public Date processResponse(String host) {

    TimeInfo info = null;//from  ww  w.  jav a2  s  .c om
    try {
        NTPUDPClient client = new NTPUDPClient();
        client.setDefaultTimeout(10000);
        client.open();
        InetAddress hostAddr = InetAddress.getByName(host);
        info = client.getTime(hostAddr);
        client.close();
    } catch (NullPointerException e) {
        logger.info(e.toString());
        return null;
    } catch (IOException e) {
        logger.info(e.toString());
        e.printStackTrace();
        return null;
    }

    message = info.getMessage();
    stratum = message.getStratum(); // 
    if (stratum <= 0)
        refType = "(??)";
    else if (stratum == 1)
        refType = "(??; e.g., GPS)"; // GPS, radio clock,
    else
        refType = "(??; e.g. via NTP or SNTP)";
    // stratum should be 0..15...
    logger.info(" Stratum: " + stratum + " " + refType);

    this.setRefNtpTime(message.getReferenceTimeStamp());

    // Originate Time is time request sent by client (t1)
    this.setOrigNtpTime(message.getOriginateTimeStamp());
    // Receive Time is time request received by server (t2)
    this.setRcvNtpTime(message.getReceiveTimeStamp());
    // Transmit time is time reply sent by server (t3)
    this.setXmitNtpTime(message.getTransmitTimeStamp());
    // Destination time is time reply received by client (t4)
    long destTime = info.getReturnTime();
    this.setDestNtpTime(TimeStamp.getNtpTime(destTime));

    info.computeDetails(); // compute offset/delay if not already done
    Long offsetValue = info.getOffset();
    Long delayValue = info.getDelay();
    this.setDelay(delay = (delayValue == null) ? "N/A" : delayValue.toString());
    this.setOffset((offsetValue == null) ? "N/A" : offsetValue.toString());

    Date Date = message.getReferenceTimeStamp().getDate();
    return Date;
}

---

From source file:org.hyperic.hq.ui.taglib.display.CheckBoxDecorator.java

public String decorate(Object obj) {
    try {/*from   ww w .j a v a 2 s  .co  m*/
        String name = getName();
        String elementId = getElementId();
        String value = getValue();
        String label = getLabel();
        String suppress = getSuppress();
        String click = getOnclick();
        String style = getStyleClass();

        if (elementId == null) {
            elementId = "";
        }

        if (value == null) {
            value = obj.toString();
        }

        if (value.equals(suppress)) {
            return "";
        }

        StringBuffer buf = new StringBuffer();

        if (label != null) {
            buf.append("<label>");
        }

        buf.append("<input type=\"checkbox\" onclick=\"");
        buf.append(click);
        buf.append("\" class=\"");
        buf.append(style);
        buf.append("\" id=\"");
        buf.append(elementId);
        buf.append("\" name=\"");
        buf.append(name);
        buf.append("\" value=\"");
        buf.append(value);
        buf.append("\"");
        buf.append(">");

        if (label != null) {
            buf.append(label).append("</label>");
        }

        return buf.toString();
    } catch (NullPointerException npe) {
        log.debug(npe.toString());
    }

    return "";
}

---

From source file:org.red5.webapps.admin.Application.java

/**
 * Get all the scopes//  ww w  .  j a  va2 s .co m
 * 
 * @param scopeName
 * @return HashMap containing all the scopes
 */
public HashMap<Integer, String> getScopes(String scopeName) {
    IScope root = ScopeUtils.findRoot(scope);
    IScope scopeObj = root.getScope(scopeName);
    scopes = new HashMap<Integer, String>();
    try {
        getRooms(scopeObj, 0);
    } catch (NullPointerException npe) {
        log.debug(npe.toString());
    }
    log.debug("Scopes: {}", scopes);
    return scopes;
}

---

From source file:sos.net.SOSFTPS.java

public void connect(String ftpHost, int ftpPort1) throws SocketException, IOException {
    initProxy();//  w  ww.ja v a 2s  .c  om
    if (isConnected() == false) {
        this.setSocketFactory(new SOSSSLSocketFactory(getProxyHost(), getProxyPort(), getSecurityProtocol()));
        //         this.setSocketFactory(new SOSSSLSocketFactory());
        try {
            super.connect(ftpHost, ftpPort1);
        } catch (NullPointerException e) {
            throw new SocketException(
                    "Connect failed! Probably HTTP proxy in use or the entered ftps port is invalid: "
                            + e.toString());
        } catch (Exception e) {
            e.printStackTrace();
            throw new SocketException("Connect failed, reason: " + e.toString());
        }
        this.sendCommand("PBSZ 0");
        this.sendCommand("PROT P");
        this.enterLocalPassiveMode();
    }
}

---

From source file:org.red5.webapps.admin.Application.java

/**
 * Get all the scopes/*  w ww . j  a  va  2 s  .co  m*/
 * 
 * @param root
 *            the scope to from
 * @param depth
 *            scope depth
 */
public void getRooms(IScope root, int depth) {
    Set<String> names = root.getScopeNames();
    String indent = "";
    for (int i = 0; i < depth; i++) {
        indent += " ";
    }
    for (String name : names) {
        try {
            IScope parent = root.getScope(name);
            // parent
            getRooms(parent, depth + 1);
            scopes.put(scope_id, indent + name);
            scope_id++;
            log.debug("Found scope: {}", name);
        } catch (NullPointerException npe) {
            log.debug(npe.toString());
        }
    }
}

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From source file:se.lu.nateko.edca.svc.GetMap.java

/**
 * Method that calls a geospatial server using a GetMap request and,
 * if successful, stores the resulting InputStream in a reusable version.
 * @return   Returns true if successful, otherwise false.
 *//*from w  ww . jav  a 2  s. c om*/
protected int getMapRequest() {
    //      Log.d(TAG, "getMapRequest() called");

    /* Check if any layers should be requested. If not, cancel the GetMap request. */
    String layers = fetchLayerNames();
    if (layers.contentEquals(""))
        return RESULT_NOLAYERS;

    /* Try to form an URI from the supplied ServerConnection info and the list of
     * layers set to display in the local SQLite database. */
    String uriString = "";
    try {
        uriString = mServerConnection.getAddress() + "/wms?service=wms&version=1.1.0&request=GetMap&layers="
                + layers + "&bbox=" + Utilities.latLngBoundsToString(mBounds) + "&styles=" + "&transparent=true"
                + "&srs=epsg:3857" + "&format=image/png" + "&width=" + String.valueOf(mWidth) + "&height="
                + String.valueOf(mHeight);
        mServerURI = new URI(uriString);
    } catch (NullPointerException e) {
        Log.e(TAG, e.toString());
        return RESULT_FAILURE;
    } catch (URISyntaxException e) {
        Log.e(TAG, e.toString() + ": " + uriString);
        return RESULT_FAILURE;
    }

    /* Execute the HTTP request. */
    HttpGet httpGetMethod = new HttpGet(mServerURI);
    HttpResponse response;
    try {
        final HttpParams httpParameters = mHttpClient.getParams();
        HttpConnectionParams.setConnectionTimeout(httpParameters, TIME_OUT * 1000);
        HttpConnectionParams.setSoTimeout(httpParameters, TIME_OUT * 1000);

        response = mHttpClient.execute(httpGetMethod);
        Log.i(TAG, "getMap request made to database: " + httpGetMethod.getURI().toString());

        InputStream imageStream = response.getEntity().getContent();
        try {
            //             Log.v(TAG, "Saving response as a Bitmap.");
            setImage(BitmapFactory.decodeStream(imageStream)); // Save the HttpResponse as a Bitmap image to be displayed.            
        } finally {
            imageStream.close();
        }

        return RESULT_SUCCESS;

    } catch (MalformedURLException e) {
        Log.e(TAG, e.toString());
        return RESULT_FAILURE;
    } catch (IOException e) {
        Log.e(TAG, e.toString());
        return RESULT_FAILURE;
    }
}

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From source file:WriteDoubleUsingSockets.java

public void init() {
    Date d = new Date();
    // Get the portnumber and servername and allow to be called from a
    // java main program also
    try {/*from   www .jav a  2s .  c  om*/
        String param;
        param = getParameter("PortNumber");
        if (param != null)
            PortNumber = Integer.parseInt(param);
        param = getParameter("ServerName");
        if (param != null)
            ServerName = param;
    } catch (NullPointerException e) { // Must be called from a main ignore
    }
    try {
        Socket skt = new Socket(ServerName, PortNumber);
        os = new DataOutputStream(skt.getOutputStream());
    } catch (Exception e) {
        Label l = new Label(e.toString());
        add(l);
        System.out.println(e);
        return;
    }
    try {
        s = new ObjectOutputStream(os);
    } catch (Exception e) {
        System.out.println(e);
        System.out.println("Unable to open stream as an object stream");
    }
    try {
        long startTime = System.currentTimeMillis();
        for (int i = 0; i < 25; i++) {
            s.writeObject(new Double(i));
        }
        os.close();
        long endTime = System.currentTimeMillis() - startTime;
        Label l = new Label(
                "Writing 25 doubles server took: " + new Long(endTime).toString() + " milliseconds.");
        add(l);
        System.out.println("Object written");
    } catch (Exception e) {
        System.out.println(e);
        System.out.println("Unable to write Objects");
    }
}

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