Example usage for java.lang Throwable toString

Introduction

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

Prototype

public String toString() 

Source Link

Document

Returns a short description of this throwable.

Usage

From source file:it.cnr.icar.eric.client.ui.thin.OutputExceptions.java

/**
 * Log exceptions and display them to user in a consistent fashion.
 *
 * @param log Log where error or warning should be output
 * @param logMsg Context message to log with t
 * @param displayMsg Context message to display to user with t
 * @param t Throwable to log about and optionally display
 * @param display Output information about this Throwable on page?
 * @param warning If true, log warning rather than error
 *//*from  w  w  w .  ja  v a 2 s  .  co  m*/
private static void display(Log log, String logMsg, String displayMsg, Throwable t, boolean display,
        boolean warning) {
    // When not given a Msg, should we provide context for cause?
    boolean needContext = (null != t.getMessage() && null != t.getCause());

    // Log a fair amount of information unconditionally
    if (null == logMsg && null != displayMsg) {
        logMsg = displayMsg;
    }
    if (log.isDebugEnabled()) {
        // Include full traceback in logging output
        if (null == logMsg) {
            if (warning) {
                log.warn(t.toString(), t);
            } else {
                log.error(t.toString(), t);
            }
        } else {
            if (warning) {
                log.warn(logMsg, t);
            } else {
                log.error(logMsg, t);
            }
        }
    } else {
        if (null == logMsg) {
            if (needContext) {
                if (warning) {
                    log.warn(t.toString());
                } else {
                    log.error(t.toString());
                }
            }
        } else {
            if (warning) {
                log.warn(logMsg);
            } else {
                log.error(logMsg);
            }
        }
        if (warning) {
            log.error(getCause(t, true));
        } else {
            log.error(getCause(t, true));
        }
    }

    // Conditionally display a subset of the above information to the user
    if (display) {
        FacesContext context = FacesContext.getCurrentInstance();
        FacesMessage.Severity severity = (warning ? FacesMessage.SEVERITY_ERROR : FacesMessage.SEVERITY_WARN);

        if (null == displayMsg && null != logMsg) {
            displayMsg = logMsg;
        }
        if (null == displayMsg) {
            if (needContext) {
                context.addMessage(null, new FacesMessage(severity, goodMessage(t), null));
            }
        } else {
            context.addMessage(null, new FacesMessage(severity, displayMsg, null));
        }
        context.addMessage(null, new FacesMessage(severity, getCause(t, false), null));
    }
}

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From source file:it.cnr.icar.eric.client.ui.thin.OutputExceptions.java

/**
 * Choose a string about Throwable which ignores generic class names
 *
 * @param t Throwable of interest//from   ww w  .j  ava  2s.c om
 *     t.getMessage() must be non-null when this method is used
 * @return String message about t
 */
private static String goodMessage(Throwable t) {
    String msg;
    String className = t.getClass().getName();

    // TODO: may want to add to this list over time
    if ("java.lang.Error".equals(className) || "java.lang.Exception".equals(className)
            || "java.lang.Throwable".equals(className) || "javax.xml.bind.JAXBException".equals(className)
            || "javax.xml.registry.JAXRException".equals(className)
            || "javax.xml.registry.RegistryException".equals(className)
            || "javax.xml.rpc.JAXRPCException".equals(className)) {
        msg = t.getMessage();
    } else {
        msg = t.toString();
    }
    return msg;
}

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From source file:main.java.vasolsim.common.GenericUtils.java

public static String exceptionToString(@Nonnull Throwable t) {
    StringBuilder out = new StringBuilder();
    out.append("Ex: ").append(t.toString()).append("\n");
    out.append("Cause: ").append(t.getCause()).append("\n");
    out.append("Message: ").append(t.getMessage()).append("\n\n");
    out.append("StackTrace:\n").append(ExceptionUtils.getStackTrace(t));
    out.append("---------- END ----------");

    return out.toString();
}

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From source file:com.netscape.cms.servlet.csadmin.CertUtil.java

public static PKCS10 getPKCS10(IConfigStore config, String prefix, Cert certObj, Context context)
        throws IOException {
    String certTag = certObj.getCertTag();

    X509Key pubk = null;//from   w  w w  . j  a  va  2  s .  com
    try {
        String pubKeyType = config.getString(prefix + certTag + ".keytype");
        String algorithm = config.getString(prefix + certTag + ".keyalgorithm");
        if (pubKeyType.equals("rsa")) {
            String pubKeyModulus = config.getString(prefix + certTag + ".pubkey.modulus");
            String pubKeyPublicExponent = config.getString(prefix + certTag + ".pubkey.exponent");
            pubk = CryptoUtil.getPublicX509Key(CryptoUtil.string2byte(pubKeyModulus),
                    CryptoUtil.string2byte(pubKeyPublicExponent));
        } else if (pubKeyType.equals("ecc")) {
            String pubKeyEncoded = config.getString(prefix + certTag + ".pubkey.encoded");
            pubk = CryptoUtil.getPublicX509ECCKey(CryptoUtil.string2byte(pubKeyEncoded));
        } else {
            logger.error("CertUtil: getPKCS10() - " + "public key type is unsupported: " + pubKeyType);
            throw new IOException("Public key type is unsupported: " + pubKeyType);
        }

        if (pubk != null) {
            logger.debug("CertUtil: got public key");
        } else {
            logger.error("CertUtil: error getting public key null");
            throw new IOException("public key is null");
        }
        // get private key
        String privKeyID = config.getString(prefix + certTag + ".privkey.id");
        byte[] keyIDb = CryptoUtil.decodeKeyID(privKeyID);

        PrivateKey privk = CryptoUtil.findPrivateKeyFromID(keyIDb);

        if (privk != null) {
            logger.debug("CertUtil: got private key");
        } else {
            logger.warn("CertUtil: error getting private key null");
        }

        // construct cert request
        String dn = config.getString(prefix + certTag + ".dn");

        return CryptoUtil.createCertificationRequest(dn, pubk, privk, algorithm);

    } catch (Throwable e) {
        logger.error("CertUtil: getPKCS10: " + e, e);
        if (context != null) {
            context.put("errorString", e.toString());
        }
        throw new IOException(e);
    }
}

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From source file:com.example.android.cardreader.MainActivity.java

public static void checkin(User u) {
    usr = u;//from  ww  w .java  2s .c om
    new MultiThread(new Runnable() {
        @Override
        public void run() {
            SyncHttpClient client = new SyncHttpClient();
            RequestParams params = new RequestParams();
            params.put("nfctag", usr.rfid);
            params.put("event_id", "1");
            params.setUseJsonStreamer(true);
            System.out.println("rfid = " + usr.rfid);
            client.post(Globals.start + "/event/checkin", params, new AsyncHttpResponseHandler() {
                @Override
                public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
                    String result = new String(responseBody);
                    System.out.println("Posted res: " + result);
                }

                @Override
                public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
                    System.out.println("Posted failed: " + error.toString());
                }
            });
        }
    }).executeOnExecutor(Executors.newSingleThreadExecutor());
}

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From source file:com.example.android.cardreader.MainActivity.java

public static void getUsers(int eventId) {
    System.out.println("Getting Users.");
    AsyncHttpClient client = new AsyncHttpClient();
    client.get(Globals.start + "/event/get-registered/" + eventId, new AsyncHttpResponseHandler() {
        @Override/*from w w  w  .  java2  s.com*/
        public void onSuccess(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes) {
            String response = new String(bytes);
            System.out.println("Response=" + response);
            parseRegistered(response);
        }

        @Override
        public void onFailure(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes,
                Throwable throwable) {
            System.out.println("Failed with " + throwable.toString());
        }
    });

    client.get(Globals.start + "/event/get-checked-in/" + eventId, new AsyncHttpResponseHandler() {
        @Override
        public void onSuccess(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes) {
            String response = new String(bytes);
            System.out.println("Response=" + response);
            parseCheckedIn(response);
        }

        @Override
        public void onFailure(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes,
                Throwable throwable) {
            System.out.println("Failed with " + throwable.toString());
        }
    });
}

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From source file:com.example.android.cardreader.MainActivity.java

public static void refreshUsers() {
    System.out.println("Refreshing Users.");
    refreshClient = new AsyncHttpClient();
    refreshClient.get(Globals.start + "/event/get-registered/" + 1, new AsyncHttpResponseHandler() {
        @Override//  ww w .  j  av a  2 s  .  c  o m
        public void onSuccess(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes) {
            String response = new String(bytes);
            System.out.println("Response=" + response);
            Globals.allUsers.clear();
            Globals.pending.clear();
            parseRegistered(response);

            refreshClient.get(Globals.start + "/event/get-checked-in/" + 1, new AsyncHttpResponseHandler() {
                @Override
                public void onSuccess(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes) {
                    String response = new String(bytes);
                    System.out.println("Response=" + response);
                    Globals.checkedIn.clear();
                    parseCheckedIn(response);
                }

                @Override
                public void onFailure(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes,
                        Throwable throwable) {
                    System.out.println("Failed with " + throwable.toString());
                }
            });
        }

        @Override
        public void onFailure(int i, cz.msebera.android.httpclient.Header[] headers, byte[] bytes,
                Throwable throwable) {
            System.out.println("Failed with " + throwable.toString());
        }
    });
}

---

From source file:it.cnr.icar.eric.client.ui.thin.OutputExceptions.java

/**
 * Find a string which should provide most information about a Throwable.
 *
 * @param t Throwable of interest//w w w  . j  av  a 2 s.  c o  m
 * @param forLog If true, return more information; going into log
 * @return String message describing original cause for t
 */
private static String getCause(Throwable t, boolean forLog) {
    // Find all causes for this exception
    ArrayList<Throwable> causes = new ArrayList<Throwable>();
    while (null != t) {
        causes.add(t);
        t = t.getCause();
    }
    Collections.reverse(causes);

    // Work backwards through the causes to find the original
    // (hopefully most informative) detail string
    Iterator<Throwable> iter = causes.iterator();
    String msg = null;
    while (iter.hasNext() && null == msg) {
        t = iter.next();
        if (null != t.getMessage()) {
            // Detail string exists
            if (forLog) {
                // Always get class information as well
                msg = t.toString();
            } else {
                msg = goodMessage(t);
            }
        }
    }

    // No detail found, use class information about root cause
    if (null == msg) {
        msg = (causes.get(0)).toString();
    }

    return msg;
}

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From source file:com.taobao.top.convert.ConvertException.java

public ConvertException(Throwable cause) {
    super((cause == null ? null : cause.toString()), cause);
}

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From source file:com.xwtec.xwserver.util.json.JSONException.java

public JSONException(Throwable cause) {
    super((cause == null ? null : cause.toString()), cause);
}

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