Example usage for java.lang Throwable getCause

Introduction

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

Prototype

public synchronized Throwable getCause()

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:com.aw.support.reflection.MethodInvoker.java

public static Object invoke(Object target, Object[] methodName, Object param) throws Throwable {
    List results = new ArrayList();
    try {/* ww w .ja  v  a2s . c  om*/
        Class cls = target.getClass();
        Class[] paramTypes = new Class[] { Object.class };
        for (int i = 0; i < methodName.length; i++) {
            Method method = cls.getMethod((String) methodName[i], paramTypes);
            Object obj = method.invoke(target, param);
            if (obj != null) {
                results.add(obj);
            }
        }
    } catch (Throwable e) {
        if (e.getCause() instanceof AWException) {
            e.getCause().printStackTrace();
            throw (AWException) e.getCause();
        }
        e.printStackTrace();
        throw e;
    }
    return results;
}

From source file:com.aw.support.reflection.MethodInvoker.java

public static Object invoke(Object target, Object[] methodNames) throws Throwable {
    java.util.List results = new ArrayList();
    try {//  www.  ja  va  2  s.  c  o  m
        Class cls = target.getClass();
        for (int i = 0; i < methodNames.length; i++) {
            Method method = cls.getMethod((String) methodNames[i]);
            Object obj = method.invoke(target);
            if (obj != null) {
                results.add(obj);
            }
        }
    } catch (Throwable e) {

        if (e.getCause() instanceof AWException) {
            e.printStackTrace();
            throw ((AWException) e.getCause());
        }
        e.printStackTrace();
        throw e;
    }
    return results;
}

From source file:com.metadave.eql.EQLConsole.java

private static void processOutput(RuntimeContext runtimeCtx, PrintWriter out, boolean ansi) {
    List<Throwable> errors = runtimeCtx.getErrors();
    for (Throwable t : errors) {

        ANSIBuffer buf = new ANSIBuffer();
        buf.setAnsiEnabled(ansi);/*from  w w w .  j  ava 2s.  c  o m*/
        buf.red(t.getMessage());
        if (t.getCause() != null) {
            buf.red(":" + t.getCause().getMessage());
        }
        buf.append("\n");
        System.out.print(buf.toString());
    }
    // TODO
    //runtimeCtx.reset();
}

From source file:com.tc.management.JMXConnectorProxy.java

static boolean isConnectException(IOException ioe) {
    Throwable t = ioe;

    while (t != null) {
        if (t instanceof ConnectException) {
            return true;
        }/*  www.j  a  v  a  2s.  c o  m*/
        t = t.getCause();
    }

    return false;
}

From source file:org.apache.asterix.api.http.server.ResultUtil.java

public static Throwable getRootCause(Throwable cause) {
    Throwable currentCause = cause;
    Throwable nextCause = cause.getCause();
    while (nextCause != null && nextCause != currentCause) {
        currentCause = nextCause;//from   w w  w  .j  a  va 2 s  . co  m
        nextCause = nextCause.getCause();
    }
    return currentCause;
}

From source file:com.basho.contact.ContactConsole.java

private static void processOutput(RuntimeContext runtimeCtx, PrintWriter out, boolean ansi) {
    List<Throwable> errors = runtimeCtx.getErrors();
    for (Throwable t : errors) {

        ANSIBuffer buf = new ANSIBuffer();
        buf.setAnsiEnabled(ansi);// w  w w . j  ava  2  s.c o  m
        buf.red(t.getMessage());
        if (t.getCause() != null) {
            buf.red(":" + t.getCause().getMessage());
        }
        buf.append("\n");
        System.out.print(buf.toString());
    }
    runtimeCtx.reset();
}

From source file:com.aw.support.reflection.MethodInvoker.java

/**
 * @param target//from   w  w w  . j  a  v  a2 s.  c om
 * @param methodName
 * @param parameter
 * @return
 * @throws Throwable
 */
public static Object invoke(Object target, String methodName, Object parameter) throws Throwable {
    Object result = null;
    try {
        Class cls = target.getClass();
        Class[] paramTypes = new Class[] { Object.class };
        Method method = cls.getMethod(methodName, paramTypes);
        result = method.invoke(target, new Object[] { parameter });
    } catch (Throwable e) {
        Throwable cause = e.getCause();
        if ((cause instanceof FlowBreakSilentlyException) || (cause instanceof AWException)
                || (cause instanceof DataIntegrityViolationException)) {
            throw cause;
        }
        e.printStackTrace();
        throw e;

    }
    return result;
}

From source file:com.aw.support.reflection.MethodInvoker.java

/**
 * @param target//from  w  w w.  jav a2 s .  c  o m
 * @param methodName
 * @param parameter
 * @return
 * @throws Throwable
 */
public static Object invoke(Object target, String methodName, Object parameter, Class parameterType)
        throws Throwable {
    Object result = null;
    try {
        Class cls = target.getClass();
        Class[] paramTypes = new Class[] { parameterType };
        Method method = cls.getMethod(methodName, paramTypes);
        result = method.invoke(target, new Object[] { parameter });
    } catch (Throwable e) {
        Throwable cause = e.getCause();
        if ((cause instanceof FlowBreakSilentlyException) || (cause instanceof AWException)
                || (cause instanceof DataIntegrityViolationException)) {
            throw cause;
        }
        e.printStackTrace();
        throw e;
    }
    return result;
}

From source file:com.alibaba.wasp.util.JVMClusterUtil.java

/**
 * Creates a {@link MasterThread}.// w ww.  ja va2 s .c o m
 * Call 'start' on the returned thread to make it run.
 * @param c Configuration to use.
 * @param hmc Class to create.
 * @param index Used distinguishing the object returned.
 * @throws java.io.IOException
 * @return Master added.
 */
public static JVMClusterUtil.MasterThread createMasterThread(final Configuration c,
        final Class<? extends FMaster> hmc, final int index) throws IOException {
    FMaster server;
    try {
        server = hmc.getConstructor(Configuration.class).newInstance(c);
    } catch (InvocationTargetException ite) {
        Throwable target = ite.getTargetException();
        throw new RuntimeException("Failed construction of Master: " + hmc.toString()
                + ((target.getCause() != null) ? target.getCause().getMessage() : ""), target);
    } catch (Exception e) {
        IOException ioe = new IOException();
        ioe.initCause(e);
        throw ioe;
    }
    return new JVMClusterUtil.MasterThread(server, index);
}

From source file:com.alibaba.wasp.util.JVMClusterUtil.java

/**
 * Creates a {@link FServerThread}.//  w  w w  .  j  a va2s  . c  o m
 * Call 'start' on the returned thread to make it run.
 * @param c Configuration to use.
 * @param hrsc Class to create.
 * @param index Used distinguishing the object returned.
 * @throws java.io.IOException
 * @return FServer added.
 */
public static JVMClusterUtil.FServerThread createFServerThread(final Configuration c,
        final Class<? extends FServer> hrsc, final int index) throws IOException {
    FServer server;
    try {
        Constructor<? extends FServer> ctor = hrsc.getConstructor(Configuration.class);
        ctor.setAccessible(true);
        server = ctor.newInstance(c);
    } catch (InvocationTargetException ite) {
        Throwable target = ite.getTargetException();
        throw new RuntimeException("Failed construction of FServer: " + hrsc.toString()
                + ((target.getCause() != null) ? target.getCause().getMessage() : ""), target);
    } catch (Exception e) {
        IOException ioe = new IOException();
        ioe.initCause(e);
        throw ioe;
    }
    return new JVMClusterUtil.FServerThread(server, index);
}