Example usage for java.lang.reflect InvocationTargetException getCause

Introduction

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

Prototype

public Throwable getCause() 

Source Link

Document

Returns the cause of this exception (the thrown target exception, which may be null ).

Usage

From source file:rb.app.RBBase.java

/**
* Set the Q_a variable from the mTheta object.
*//* w  w  w  .j a  v a2s . com*/
protected void read_in_Q_a() {
    Method meth;

    try {
        // Get a reference to get_n_A_functions, which does not
        // take any arguments
        meth = mAffineFnsClass.getMethod("get_n_A_functions", null);
    } catch (NoSuchMethodException nsme) {
        throw new RuntimeException("getMethod for get_n_A_functions failed", nsme);
    }

    Integer Q_a;
    try {
        Object Q_a_obj = meth.invoke(mTheta, null);
        Q_a = (Integer) Q_a_obj;
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }

    mQ_a = Q_a.intValue();
}

---

From source file:org.xenmaster.web.Hook.java

protected void parseAndExecuteMethod(Method m, Object[] args) throws Exception {
    Class<?>[] types = m.getParameterTypes();

    // Check method signature
    if ((types != null && types.length != 0)
            && ((types.length > 0 && args == null) || (types.length != args.length))) {
        Logger.getLogger(getClass()).info("Hook call made with incorrect number of arguments: " + commandName);
        current = new CommandException("Illegal number of arguments in " + m.getName() + " call", commandName);
    } else if (args != null) {
        for (int j = 0; j < types.length; j++) {
            Class<?> type = types[j];
            Object value = args[j];

            if (value == null) {
                throw new IllegalArgumentException(
                        "An argument for  " + clazz.getSimpleName() + '.' + m.getName() + " was null");
            } else if (value instanceof String) {
                String str = value.toString();

                if (str.startsWith("LocalRef:")) {
                    Integer localRef = Integer.parseInt(str.substring(str.indexOf(":") + 1));
                    if (!store.containsKey(localRef)) {
                        current = new CommandException("Local object reference does not exist", commandName);
                    }//from   w  w w .  j av  a 2  s  . c o m
                    args[j] = store.get(localRef).value;
                } else {
                    args[j] = APIUtil.deserializeToTargetType(value, type);
                }
            } else {
                args[j] = APIUtil.deserializeToTargetType(value, type);
            }
        }
    }

    try {
        if (Modifier.isStatic(m.getModifiers())) {
            current = m.invoke(null, args);
        } else {
            if (current == null) {
                throw new IllegalArgumentException("Instance method called as a static method.");
            }
            m.setAccessible(true);
            current = m.invoke(current, args);
        }
    } catch (InvocationTargetException ex) {
        // If it has a cause, it will be parsed by the next handler
        if (ex.getCause() == null) {
            Logger.getLogger(getClass()).info("Failed to invoke method", ex);
            current = new CommandException(ex, commandName);
        } else {
            Logger.getLogger(getClass()).info("Hook call threw Exception", ex.getCause());
            if (ex.getCause() instanceof BadAPICallException) {
                current = new DetailedCommandException(commandName, ((BadAPICallException) ex.getCause()));
            } else {
                current = new CommandException(ex.getCause(), commandName);
            }
        }
    }

}

---

From source file:org.apache.tapestry5.internal.spring.SpringModuleDef.java

private ContributionDef createContributionToMasterObjectProvider() {

    return new AbstractContributionDef() {
        @Override/* w w  w.  j  a  v  a2s .c  o  m*/
        public String getServiceId() {
            return "MasterObjectProvider";
        }

        @Override
        public void contribute(ModuleBuilderSource moduleSource, ServiceResources resources,
                OrderedConfiguration configuration) {
            final OperationTracker tracker = resources.getTracker();

            final ApplicationContext context = resources.getService(SERVICE_ID, ApplicationContext.class);

            //region CUSTOMIZATION
            final ObjectProvider springBeanProvider = new ObjectProvider() {
                public <T> T provide(Class<T> objectType, AnnotationProvider annotationProvider,
                        ObjectLocator locator) {

                    try {
                        T bean = context.getBean(objectType);
                        if (!objectType.isInterface()) {
                            return bean;
                        }
                        // We proxify here because Tapestry calls toString method on proxy, which realizes the underlying service, with scope issues
                        return (T) Proxy.newProxyInstance(objectType.getClassLoader(),
                                new Class<?>[] { objectType }, new AbstractInvocationHandler() {
                                    @Override
                                    protected Object handleInvocation(Object proxy, Method method,
                                            Object[] args) throws Throwable {
                                        String methodName = method.getName();
                                        if (methodName.equals("equals")) {
                                            // Only consider equal when proxies are identical.
                                            return (proxy == args[0]);
                                        }
                                        if (methodName.equals("hashCode")) {
                                            // Use hashCode of proxy.
                                            return System.identityHashCode(proxy);
                                        }
                                        if (methodName.equals("toString")) {
                                            return "Current Spring " + objectType.getSimpleName();
                                        }
                                        try {
                                            return method.invoke(bean, args);
                                        } catch (InvocationTargetException e) {
                                            throw e.getCause();
                                        }
                                    }
                                });

                    } catch (NoUniqueBeanDefinitionException e) {
                        String message = String.format(
                                "Spring context contains %d beans assignable to type %s.",
                                e.getNumberOfBeansFound(), PlasticUtils.toTypeName(objectType));

                        throw new IllegalArgumentException(message, e);
                    } catch (NoSuchBeanDefinitionException e) {
                        return null;
                    }
                }
            };
            //endregion

            final ObjectProvider springBeanProviderInvoker = new ObjectProvider() {
                @Override
                public <T> T provide(final Class<T> objectType, final AnnotationProvider annotationProvider,
                        final ObjectLocator locator) {
                    return tracker.invoke("Resolving dependency by searching Spring ApplicationContext",
                            () -> springBeanProvider.provide(objectType, annotationProvider, locator));
                }
            };

            ObjectProvider outerCheck = new ObjectProvider() {
                @Override
                public <T> T provide(Class<T> objectType, AnnotationProvider annotationProvider,
                        ObjectLocator locator) {
                    // I think the following line is the only reason we put the
                    // SpringBeanProvider here,
                    // rather than in SpringModule.

                    if (!applicationContextCreated.get())
                        return null;

                    return springBeanProviderInvoker.provide(objectType, annotationProvider, locator);
                }
            };

            configuration.add("SpringBean", outerCheck, "after:AnnotationBasedContributions",
                    "after:ServiceOverride");
        }
    };
}

---

From source file:rb.app.RBBase.java

public float[] mesh_transform(double[] mu, float[] x) {
    Method meth;/*  w w  w  . ja va2s.  co  m*/

    try {
        // Get a reference to get_n_L_functions, which does not
        // take any arguments

        Class partypes[] = new Class[2];
        partypes[0] = double[].class;
        partypes[1] = float[].class;

        meth = mAffineFnsClass.getMethod("mesh_transform", partypes);
    } catch (NoSuchMethodException nsme) {
        throw new RuntimeException("getMethod for mesh_transform failed", nsme);
    }

    float[] xt;
    try {
        Object arglist[] = new Object[2];
        arglist[0] = mu;
        arglist[1] = x;

        Object theta_obj = meth.invoke(mTheta, arglist);
        xt = (float[]) theta_obj;
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }

    return xt;
}

---

From source file:rb.app.RBBase.java

/**
* Evaluate theta_q_a (for the q^th bilinear form) at the current parameter.
*///from   ww  w  .  j  a  v  a  2  s .c o m
public double eval_theta_q_a(int q) {
    Method meth;

    try {
        // Get a reference to get_n_L_functions, which does not
        // take any arguments

        Class partypes[] = new Class[2];
        partypes[0] = Integer.TYPE;
        partypes[1] = double[].class;

        meth = mAffineFnsClass.getMethod("evaluateA", partypes);
    } catch (NoSuchMethodException nsme) {
        throw new RuntimeException("getMethod for evaluateA failed", nsme);
    }

    Double theta_val;
    try {
        Object arglist[] = new Object[2];
        arglist[0] = new Integer(q);
        arglist[1] = current_parameters.getArray();

        Object theta_obj = meth.invoke(mTheta, arglist);
        theta_val = (Double) theta_obj;
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }

    return theta_val.doubleValue();
}

---

From source file:rb.app.RBBase.java

public FieldVector<Complex> complex_eval_theta_q_a() {
    Method meth;/*from ww  w  .j ava 2 s.  com*/
    //Complex c;

    try {
        // Get a reference to get_n_L_functions, which does not
        // take any arguments

        Class partypes[] = new Class[1];
        partypes[0] = double[].class;

        meth = mAffineFnsClass.getMethod("evaluateA_array", partypes);
    } catch (NoSuchMethodException nsme) {
        FieldVector<Complex> c = new ArrayFieldVector<Complex>(mQ_a, new Complex(0d, 0d));
        for (int i = 0; i < mQ_a; i++)
            c.setEntry(i, complex_eval_theta_q_a(i));
        return c;
        //throw new RuntimeException("getMethod for evaluateA failed", nsme);
    }

    double[][] theta_val;
    try {
        Object arglist[] = new Object[1];
        arglist[0] = current_parameters.getArray();

        Object theta_obj = meth.invoke(mTheta, arglist);
        theta_val = (double[][]) theta_obj;
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }
    FieldVector<Complex> c = new ArrayFieldVector<Complex>(mQ_a, new Complex(0d, 0d));
    for (int i = 0; i < mQ_a; i++)
        c.setEntry(i, new Complex(theta_val[i][0], theta_val[i][1]));

    return c;
}

---

From source file:org.ff4j.aop.FeatureAdvisor.java

private Object callAlterBeanMethod(final MethodInvocation pMInvoc, String alterBean, Logger targetLogger)
        throws Throwable {
    Method method = pMInvoc.getMethod();
    targetLogger.debug("FeatureFlipping on method:{} class:{}", method.getName(),
            method.getDeclaringClass().getName());
    // invoke same method (interface) with another spring bean (ff.alterBean())
    try {/*w w w.ja  v  a 2 s  .  c  om*/
        return method.invoke(appCtx.getBean(alterBean, method.getDeclaringClass()), pMInvoc.getArguments());
    } catch (InvocationTargetException invocationTargetException) {
        if (!ff4j.isAlterBeanThrowInvocationTargetException() && invocationTargetException.getCause() != null) {
            throw invocationTargetException.getCause();
        }
        throw makeIllegalArgumentException(
                "ff4j-aop: Cannot invoke method " + method.getName() + " on bean " + alterBean,
                invocationTargetException);
    } catch (Exception exception) {
        throw makeIllegalArgumentException(
                "ff4j-aop: Cannot invoke method " + method.getName() + " on bean " + alterBean, exception);
    }
}

---

From source file:rb.app.RBBase.java

public Complex complex_eval_theta_q_a(int q) {
    Method meth;/*from w  w  w . j  av a 2 s.  c o  m*/
    //Complex c;

    try {
        // Get a reference to get_n_L_functions, which does not
        // take any arguments

        Class partypes[] = new Class[3];
        partypes[0] = Integer.TYPE;
        partypes[1] = double[].class;
        partypes[2] = boolean.class;

        meth = mAffineFnsClass.getMethod("evaluateA", partypes);
    } catch (NoSuchMethodException nsme) {
        throw new RuntimeException("getMethod for evaluateA failed", nsme);
    }

    Double theta_val_r, theta_val_i;
    try {
        Object arglist[] = new Object[3];
        arglist[0] = new Integer(q);
        arglist[1] = current_parameters.getArray();
        arglist[2] = true;

        Object theta_obj = meth.invoke(mTheta, arglist);
        theta_val_r = (Double) theta_obj;

        arglist[2] = false;
        theta_val_i = (Double) meth.invoke(mTheta, arglist);
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }
    Complex c = new Complex(theta_val_r.doubleValue(), theta_val_i.doubleValue());

    return c;
}

---

From source file:rb.app.RBBase.java

public Complex complex_eval_theta_q_f(int q) {
    Method meth;/*from w  w w  .  ja va  2s .  c o  m*/
    //Complex c;

    try {
        // Get a reference to get_n_L_functions, which does not
        // take any arguments

        Class partypes[] = new Class[3];
        partypes[0] = Integer.TYPE;
        partypes[1] = double[].class;
        partypes[2] = boolean.class;

        meth = mAffineFnsClass.getMethod("evaluateF", partypes);
    } catch (NoSuchMethodException nsme) {
        throw new RuntimeException("getMethod for evaluateF failed", nsme);
    }

    Double theta_val_r, theta_val_i;
    try {
        Object arglist[] = new Object[3];
        arglist[0] = new Integer(q);
        arglist[1] = current_parameters.getArray();
        arglist[2] = true;

        Object theta_obj = meth.invoke(mTheta, arglist);
        theta_val_r = (Double) theta_obj;

        arglist[2] = false;
        theta_val_i = (Double) meth.invoke(mTheta, arglist);
    } catch (IllegalAccessException iae) {
        throw new RuntimeException(iae);
    } catch (InvocationTargetException ite) {
        throw new RuntimeException(ite.getCause());
    }
    Complex c = new Complex(theta_val_r.doubleValue(), theta_val_i.doubleValue());

    return c;
}

---

From source file:org.ff4j.aop.FeatureAdvisor.java

private Object callAlterClazzMethod(final MethodInvocation pMInvoc, Object targetBean, Logger targetLogger)
        throws Throwable {
    Method method = pMInvoc.getMethod();
    String declaringClass = method.getDeclaringClass().getName();
    targetLogger.debug("FeatureFlipping on method:{} class:{}", method.getName(), declaringClass);
    try {// w  w w. j a  va  2 s  .  co m
        return method.invoke(targetBean, pMInvoc.getArguments());
    } catch (IllegalAccessException e) {
        throw makeIllegalArgumentException("ff4j-aop: Cannot invoke " + method.getName() + " on alterbean "
                + declaringClass + " please check visibility", e);
    } catch (InvocationTargetException invocationTargetException) {
        if (!ff4j.isAlterBeanThrowInvocationTargetException() && invocationTargetException.getCause() != null) {
            throw invocationTargetException.getCause();
        }
        throw makeIllegalArgumentException("ff4j-aop: Cannot invoke " + method.getName() + " on alterbean "
                + declaringClass + " please check signatures", invocationTargetException);
    } catch (Exception exception) {
        throw makeIllegalArgumentException("ff4j-aop: Cannot invoke " + method.getName() + " on alterbean "
                + declaringClass + " please check signatures", exception);
    }
}

---

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