Example usage for org.springframework.beans MethodInvocationException MethodInvocationException

List of usage examples for org.springframework.beans MethodInvocationException MethodInvocationException

Introduction

In this page you can find the example usage for org.springframework.beans MethodInvocationException MethodInvocationException.

Prototype

public MethodInvocationException(PropertyChangeEvent propertyChangeEvent, Throwable cause) 

Source Link

Document

Create a new MethodInvocationException.

Usage

From source file:net.sf.morph.beans.MorphBeanWrapper.java

public void setPropertyValue(String propertyName, Object value) throws BeansException {
    try {//from  w ww. ja  v a 2  s  .co  m
        beanReflector.set(bean, propertyName, value);
    } catch (ReflectionException e) {
        // TODO test that this actually results in TypeMismatchExceptions
        // being thrown as desired
        if (e.getCause() instanceof TransformationException) {
            Class requiredType = null;
            try {
                requiredType = getPropertyType(propertyName);
            } catch (BeansException logged) {
                if (log.isWarnEnabled()) {
                    log.warn("Type for property '" + propertyName + "' could not be determined", logged);
                }
            }
            throw new TypeMismatchException(getPropertyChangeEvent(propertyName, value), requiredType, e);
        }
        throw new MethodInvocationException(getPropertyChangeEvent(propertyName, value), e);
    }
}

From source file:net.yasion.common.core.bean.wrapper.impl.ExtendedBeanWrapperImpl.java

@SuppressWarnings("unchecked")
private void setPropertyValue(PropertyTokenHolder tokens, PropertyValue pv2) throws BeansException {
    net.yasion.common.core.bean.wrapper.PropertyValue pv = new net.yasion.common.core.bean.wrapper.PropertyValue(
            "", null);
    AfxBeanUtils.copySamePropertyValue(pv2, pv);
    String propertyName = tokens.canonicalName;
    String actualName = tokens.actualName;

    if (tokens.keys != null) {
        // Apply indexes and map keys: fetch value for all keys but the last one.
        PropertyTokenHolder getterTokens = new PropertyTokenHolder();
        getterTokens.canonicalName = tokens.canonicalName;
        getterTokens.actualName = tokens.actualName;
        getterTokens.keys = new String[tokens.keys.length - 1];
        System.arraycopy(tokens.keys, 0, getterTokens.keys, 0, tokens.keys.length - 1);
        Object propValue;//from w w  w.  j  a  v  a  2 s  .c  om
        try {
            propValue = getPropertyValue(getterTokens);
        } catch (NotReadablePropertyException ex) {
            throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "'",
                    ex);
        }
        // Set value for last key.
        String key = tokens.keys[tokens.keys.length - 1];
        if (propValue == null) {
            // null map value case
            if (isAutoGrowNestedPaths()) {
                // #TO#DO#: cleanup, this is pretty hacky
                int lastKeyIndex = tokens.canonicalName.lastIndexOf('[');
                getterTokens.canonicalName = tokens.canonicalName.substring(0, lastKeyIndex);
                propValue = setDefaultValue(getterTokens);
            } else {
                throw new NullValueInNestedPathException(getRootClass(), this.nestedPath + propertyName,
                        "Cannot access indexed value in property referenced " + "in indexed property path '"
                                + propertyName + "': returned null");
            }
        }
        if (propValue.getClass().isArray()) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> requiredType = propValue.getClass().getComponentType();
            int arrayIndex = Integer.parseInt(key);
            Object oldValue = null;
            try {
                if (isExtractOldValueForEditor() && arrayIndex < Array.getLength(propValue)) {
                    oldValue = Array.get(propValue, arrayIndex);
                }
                Object convertedValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), requiredType,
                        TypeDescriptor.nested(property(pd), tokens.keys.length));
                Array.set(propValue, arrayIndex, convertedValue);
            } catch (IndexOutOfBoundsException ex) {
                throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                        "Invalid array index in property path '" + propertyName + "'", ex);
            }
        } else if (propValue instanceof List) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> requiredType = GenericCollectionTypeResolver.getCollectionReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            List<Object> list = (List<Object>) propValue;
            int index = Integer.parseInt(key);
            Object oldValue = null;
            if (isExtractOldValueForEditor() && index < list.size()) {
                oldValue = list.get(index);
            }
            Object convertedValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), requiredType,
                    TypeDescriptor.nested(property(pd), tokens.keys.length));
            int size = list.size();
            if (index >= size && index < this.autoGrowCollectionLimit) {
                for (int i = size; i < index; i++) {
                    try {
                        list.add(null);
                    } catch (NullPointerException ex) {
                        throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                                "Cannot set element with index " + index + " in List of size " + size
                                        + ", accessed using property path '" + propertyName
                                        + "': List does not support filling up gaps with null elements");
                    }
                }
                list.add(convertedValue);
            } else {
                try {
                    list.set(index, convertedValue);
                } catch (IndexOutOfBoundsException ex) {
                    throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                            "Invalid list index in property path '" + propertyName + "'", ex);
                }
            }
        } else if (propValue instanceof Map) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> mapKeyType = GenericCollectionTypeResolver.getMapKeyReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            Class<?> mapValueType = GenericCollectionTypeResolver.getMapValueReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            Map<Object, Object> map = (Map<Object, Object>) propValue;
            // IMPORTANT: Do not pass full property name in here - property editors
            // must not kick in for map keys but rather only for map values.
            TypeDescriptor typeDescriptor = TypeDescriptor.valueOf(mapKeyType);
            Object convertedMapKey = convertIfNecessary(null, null, key, mapKeyType, typeDescriptor);
            Object oldValue = null;
            if (isExtractOldValueForEditor()) {
                oldValue = map.get(convertedMapKey);
            }
            // Pass full property name and old value in here, since we want full
            // conversion ability for map values.
            Object convertedMapValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), mapValueType,
                    TypeDescriptor.nested(property(pd), tokens.keys.length));
            map.put(convertedMapKey, convertedMapValue);
        } else {
            throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Property referenced in indexed property path '" + propertyName
                            + "' is neither an array nor a List nor a Map; returned value was [" + pv.getValue()
                            + "]");
        }
    }

    else {
        PropertyDescriptor pd = pv.getResolvedDescriptor();
        if (pd == null || !pd.getWriteMethod().getDeclaringClass().isInstance(this.object)) {
            pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            if (pd == null || pd.getWriteMethod() == null) {
                if (pv.isOptional()) {
                    logger.debug("Ignoring optional value for property '" + actualName
                            + "' - property not found on bean class [" + getRootClass().getName() + "]");
                    return;
                } else {
                    PropertyMatches matches = PropertyMatches.forProperty(propertyName, getRootClass());
                    throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                            matches.buildErrorMessage(), matches.getPossibleMatches());
                }
            }
            pv.getOriginalPropertyValue().setResolvedDescriptor(pd);
        }

        Object oldValue = null;
        try {
            Object originalValue = pv.getValue();
            Object valueToApply = originalValue;
            if (!Boolean.FALSE.equals(pv.getConversionNecessary())) {
                if (pv.isConverted()) {
                    valueToApply = pv.getConvertedValue();
                } else {
                    if (isExtractOldValueForEditor() && pd.getReadMethod() != null) {
                        final Method readMethod = pd.getReadMethod();
                        if (!Modifier.isPublic(readMethod.getDeclaringClass().getModifiers())
                                && !readMethod.isAccessible()) {
                            if (System.getSecurityManager() != null) {
                                AccessController.doPrivileged(new PrivilegedAction<Object>() {
                                    @Override
                                    public Object run() {
                                        readMethod.setAccessible(true);
                                        return null;
                                    }
                                });
                            } else {
                                readMethod.setAccessible(true);
                            }
                        }
                        try {
                            if (System.getSecurityManager() != null) {
                                oldValue = AccessController
                                        .doPrivileged(new PrivilegedExceptionAction<Object>() {
                                            @Override
                                            public Object run() throws Exception {
                                                return readMethod.invoke(object);
                                            }
                                        }, acc);
                            } else {
                                oldValue = readMethod.invoke(object);
                            }
                        } catch (Exception ex) {
                            if (ex instanceof PrivilegedActionException) {
                                ex = ((PrivilegedActionException) ex).getException();
                            }
                            if (logger.isDebugEnabled()) {
                                logger.debug("Could not read previous value of property '" + this.nestedPath
                                        + propertyName + "'", ex);
                            }
                        }
                    }
                    valueToApply = convertForProperty(propertyName, oldValue, originalValue,
                            new TypeDescriptor(property(pd)));
                }
                pv.getOriginalPropertyValue().setConversionNecessary(valueToApply != originalValue);
            }
            final Method writeMethod = (pd instanceof GenericTypeAwarePropertyDescriptor
                    ? ((GenericTypeAwarePropertyDescriptor) pd).getWriteMethodForActualAccess()
                    : pd.getWriteMethod());
            if (!Modifier.isPublic(writeMethod.getDeclaringClass().getModifiers())
                    && !writeMethod.isAccessible()) {
                if (System.getSecurityManager() != null) {
                    AccessController.doPrivileged(new PrivilegedAction<Object>() {
                        @Override
                        public Object run() {
                            writeMethod.setAccessible(true);
                            return null;
                        }
                    });
                } else {
                    writeMethod.setAccessible(true);
                }
            }
            final Object value = valueToApply;
            if (System.getSecurityManager() != null) {
                try {
                    AccessController.doPrivileged(new PrivilegedExceptionAction<Object>() {
                        @Override
                        public Object run() throws Exception {
                            writeMethod.invoke(object, value);
                            return null;
                        }
                    }, acc);
                } catch (PrivilegedActionException ex) {
                    throw ex.getException();
                }
            } else {
                writeMethod.invoke(this.object, value);
            }
        } catch (TypeMismatchException ex) {
            throw ex;
        } catch (InvocationTargetException ex) {
            PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(this.rootObject,
                    this.nestedPath + propertyName, oldValue, pv.getValue());
            if (ex.getTargetException() instanceof ClassCastException) {
                throw new TypeMismatchException(propertyChangeEvent, pd.getPropertyType(),
                        ex.getTargetException());
            } else {
                throw new MethodInvocationException(propertyChangeEvent, ex.getTargetException());
            }
        } catch (Exception ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, pv.getValue());
            throw new MethodInvocationException(pce, ex);
        }
    }
}

From source file:org.nextframework.controller.ExtendedBeanWrapper.java

protected void setPropertyValue(PropertyTokenHolder tokens, Object newValue) throws BeansException {
    String propertyName = tokens.canonicalName;

    if (tokens.keys != null) {
        // apply indexes and map keys: fetch value for all keys but the last one
        PropertyTokenHolder getterTokens = new PropertyTokenHolder();
        getterTokens.canonicalName = tokens.canonicalName;
        getterTokens.actualName = tokens.actualName;
        getterTokens.keys = new String[tokens.keys.length - 1];
        System.arraycopy(tokens.keys, 0, getterTokens.keys, 0, tokens.keys.length - 1);
        Object propValue = null;/*from w w  w .j  a  va2 s .  c o  m*/
        Type type;
        try {
            propValue = getPropertyValue(getterTokens);
            type = getPropertyType(getterTokens);
            if (propValue == null) {
                Class rawType = null;
                if (type instanceof ParameterizedType) {
                    if (((ParameterizedType) type).getRawType() instanceof Class) {
                        rawType = (Class) ((ParameterizedType) type).getRawType();
                    } else if (type instanceof Class) {
                        rawType = (Class) type;
                    }
                }
                if (rawType != null && List.class.isAssignableFrom(rawType)) {
                    PropertyTokenHolder propertyTokenHolder = new PropertyTokenHolder();
                    propertyTokenHolder.actualName = getterTokens.actualName;
                    propertyTokenHolder.canonicalName = getterTokens.canonicalName;
                    setPropertyValue(propertyTokenHolder, new ArrayList());
                }
            }
        } catch (NotReadablePropertyException ex) {
            throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "'",
                    ex);
        }
        // set value for last key
        String key = tokens.keys[tokens.keys.length - 1];
        if (propValue == null) {
            throw new NullValueInNestedPathException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "': returned null");
        } else if (propValue.getClass().isArray()) {
            Class requiredType = propValue.getClass().getComponentType();
            int arrayIndex = Integer.parseInt(key);
            Object oldValue = null;
            try {
                if (this.extractOldValueForEditor) {
                    oldValue = Array.get(propValue, arrayIndex);
                }
                Object convertedValue = doTypeConversionIfNecessary(propertyName, propertyName, oldValue,
                        newValue, requiredType);
                Array.set(propValue, Integer.parseInt(key), convertedValue);
            } catch (IllegalArgumentException ex) {
                PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject,
                        this.nestedPath + propertyName, oldValue, newValue);
                throw new TypeMismatchException(pce, requiredType, ex);
            } catch (IndexOutOfBoundsException ex) {
                throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                        "Invalid array index in property path '" + propertyName + "'", ex);
            }
        } else if (propValue instanceof List) {
            List list = (List) propValue;
            int index = Integer.parseInt(key);
            Object oldValue = null;
            if (this.extractOldValueForEditor && index < list.size()) {
                oldValue = list.get(index);
            }
            Object convertedValue = doTypeConversionIfNecessary(propertyName, propertyName, oldValue, newValue,
                    null);
            if (index < list.size()) {
                list.set(index, convertedValue);
            } else if (index >= list.size()) {
                for (int i = list.size(); i < index; i++) {
                    try {
                        list.add(null);
                    } catch (NullPointerException ex) {
                        throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                                "Cannot set element with index " + index + " in List of size " + list.size()
                                        + ", accessed using property path '" + propertyName
                                        + "': List does not support filling up gaps with null elements");
                    }
                }
                list.add(convertedValue);
            }
        } else if (propValue instanceof Map) {
            Map map = (Map) propValue;
            propValue.getClass().getGenericSuperclass();
            Object oldValue = null;
            if (this.extractOldValueForEditor) {
                oldValue = map.get(key);
            }
            Type type2 = ((ParameterizedType) type).getActualTypeArguments()[1];
            Type type3 = ((ParameterizedType) type).getActualTypeArguments()[0];
            Class reqClass = null;
            Class keyReqClass = null;
            if (type2 instanceof Class) {
                reqClass = (Class) type2;
            } else if (type2 instanceof ParameterizedType) {
                reqClass = (Class) ((ParameterizedType) type2).getRawType();
            }

            if (type3 instanceof Class) {
                keyReqClass = (Class) type3;
            } else if (type3 instanceof ParameterizedType) {
                keyReqClass = (Class) ((ParameterizedType) type3).getRawType();
            }
            Object convertedValue = doTypeConversionIfNecessary(propertyName, propertyName, oldValue, newValue,
                    reqClass);
            Object convertedKey = doTypeConversionIfNecessary(key, keyReqClass);
            map.put(convertedKey, convertedValue);
        } else {
            throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Property referenced in indexed property path '" + propertyName
                            + "' is neither an array nor a List nor a Map; returned value was [" + newValue
                            + "]");
        }
    }

    else {
        PropertyDescriptor pd = getPropertyDescriptorInternal(propertyName);
        if (pd == null || pd.getWriteMethod() == null) {
            throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName);
        }

        Method readMethod = pd.getReadMethod();
        Method writeMethod = pd.getWriteMethod();
        Object oldValue = null;

        if (this.extractOldValueForEditor && readMethod != null) {
            try {
                oldValue = readMethod.invoke(this.object, new Object[0]);
            } catch (Exception ex) {
                logger.debug("Could not read previous value of property '" + this.nestedPath + propertyName,
                        ex);
            }
        }

        try {
            Object convertedValue = doTypeConversionIfNecessary(propertyName, propertyName, oldValue, newValue,
                    pd.getPropertyType());

            if (pd.getPropertyType().isPrimitive() && (convertedValue == null || "".equals(convertedValue))) {
                throw new IllegalArgumentException("Invalid value [" + newValue + "] for property '"
                        + pd.getName() + "' of primitive type [" + pd.getPropertyType() + "]");
            }

            if (logger.isDebugEnabled()) {
                logger.debug("About to invoke write method [" + writeMethod + "] on object of class ["
                        + this.object.getClass().getName() + "]");
            }
            writeMethod.invoke(this.object, new Object[] { convertedValue });
            if (logger.isDebugEnabled()) {
                logger.debug("Invoked write method [" + writeMethod + "] with value of type ["
                        + pd.getPropertyType().getName() + "]");
            }
        } catch (InvocationTargetException ex) {
            PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(this.rootObject,
                    this.nestedPath + propertyName, oldValue, newValue);
            if (ex.getTargetException() instanceof ClassCastException) {
                throw new TypeMismatchException(propertyChangeEvent, pd.getPropertyType(),
                        ex.getTargetException());
            } else {
                throw new MethodInvocationException(propertyChangeEvent, ex.getTargetException());
            }
        } catch (IllegalArgumentException ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, newValue);
            throw new TypeMismatchException(pce, pd.getPropertyType(), ex);
        } catch (IllegalAccessException ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, newValue);
            throw new MethodInvocationException(pce, ex);
        }
    }
}

From source file:org.springframework.beans.AbstractNestablePropertyAccessor.java

private void processLocalProperty(PropertyTokenHolder tokens, PropertyValue pv) {
    PropertyHandler ph = getLocalPropertyHandler(tokens.actualName);
    if (ph == null || !ph.isWritable()) {
        if (pv.isOptional()) {
            if (logger.isDebugEnabled()) {
                logger.debug("Ignoring optional value for property '" + tokens.actualName
                        + "' - property not found on bean class [" + getRootClass().getName() + "]");
            }//from   w w  w . j  a  v a2  s. c  o m
            return;
        } else {
            throw createNotWritablePropertyException(tokens.canonicalName);
        }
    }

    Object oldValue = null;
    try {
        Object originalValue = pv.getValue();
        Object valueToApply = originalValue;
        if (!Boolean.FALSE.equals(pv.conversionNecessary)) {
            if (pv.isConverted()) {
                valueToApply = pv.getConvertedValue();
            } else {
                if (isExtractOldValueForEditor() && ph.isReadable()) {
                    try {
                        oldValue = ph.getValue();
                    } catch (Exception ex) {
                        if (ex instanceof PrivilegedActionException) {
                            ex = ((PrivilegedActionException) ex).getException();
                        }
                        if (logger.isDebugEnabled()) {
                            logger.debug("Could not read previous value of property '" + this.nestedPath
                                    + tokens.canonicalName + "'", ex);
                        }
                    }
                }
                valueToApply = convertForProperty(tokens.canonicalName, oldValue, originalValue,
                        ph.toTypeDescriptor());
            }
            pv.getOriginalPropertyValue().conversionNecessary = (valueToApply != originalValue);
        }
        ph.setValue(valueToApply);
    } catch (TypeMismatchException ex) {
        throw ex;
    } catch (InvocationTargetException ex) {
        PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(getRootInstance(),
                this.nestedPath + tokens.canonicalName, oldValue, pv.getValue());
        if (ex.getTargetException() instanceof ClassCastException) {
            throw new TypeMismatchException(propertyChangeEvent, ph.getPropertyType(), ex.getTargetException());
        } else {
            Throwable cause = ex.getTargetException();
            if (cause instanceof UndeclaredThrowableException) {
                // May happen e.g. with Groovy-generated methods
                cause = cause.getCause();
            }
            throw new MethodInvocationException(propertyChangeEvent, cause);
        }
    } catch (Exception ex) {
        PropertyChangeEvent pce = new PropertyChangeEvent(getRootInstance(),
                this.nestedPath + tokens.canonicalName, oldValue, pv.getValue());
        throw new MethodInvocationException(pce, ex);
    }
}

From source file:org.springframework.beans.BeanWrapperImpl.java

@SuppressWarnings("unchecked")
private void setPropertyValue(PropertyTokenHolder tokens, PropertyValue pv) throws BeansException {
    String propertyName = tokens.canonicalName;
    String actualName = tokens.actualName;

    if (tokens.keys != null) {
        // Apply indexes and map keys: fetch value for all keys but the last one.
        PropertyTokenHolder getterTokens = new PropertyTokenHolder();
        getterTokens.canonicalName = tokens.canonicalName;
        getterTokens.actualName = tokens.actualName;
        getterTokens.keys = new String[tokens.keys.length - 1];
        System.arraycopy(tokens.keys, 0, getterTokens.keys, 0, tokens.keys.length - 1);
        Object propValue;//from   www .  ja v  a2  s .c  om
        try {
            propValue = getPropertyValue(getterTokens);
        } catch (NotReadablePropertyException ex) {
            throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "'",
                    ex);
        }
        // Set value for last key.
        String key = tokens.keys[tokens.keys.length - 1];
        if (propValue == null) {
            // null map value case
            if (isAutoGrowNestedPaths()) {
                // TODO: cleanup, this is pretty hacky
                int lastKeyIndex = tokens.canonicalName.lastIndexOf('[');
                getterTokens.canonicalName = tokens.canonicalName.substring(0, lastKeyIndex);
                propValue = setDefaultValue(getterTokens);
            } else {
                throw new NullValueInNestedPathException(getRootClass(), this.nestedPath + propertyName,
                        "Cannot access indexed value in property referenced " + "in indexed property path '"
                                + propertyName + "': returned null");
            }
        }
        if (propValue.getClass().isArray()) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> requiredType = propValue.getClass().getComponentType();
            int arrayIndex = Integer.parseInt(key);
            Object oldValue = null;
            try {
                if (isExtractOldValueForEditor() && arrayIndex < Array.getLength(propValue)) {
                    oldValue = Array.get(propValue, arrayIndex);
                }
                Object convertedValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), requiredType,
                        TypeDescriptor.nested(property(pd), tokens.keys.length));
                Array.set(propValue, arrayIndex, convertedValue);
            } catch (IndexOutOfBoundsException ex) {
                throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                        "Invalid array index in property path '" + propertyName + "'", ex);
            }
        } else if (propValue instanceof List) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> requiredType = GenericCollectionTypeResolver.getCollectionReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            List<Object> list = (List<Object>) propValue;
            int index = Integer.parseInt(key);
            Object oldValue = null;
            if (isExtractOldValueForEditor() && index < list.size()) {
                oldValue = list.get(index);
            }
            Object convertedValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), requiredType,
                    TypeDescriptor.nested(property(pd), tokens.keys.length));
            int size = list.size();
            if (index >= size && index < this.autoGrowCollectionLimit) {
                for (int i = size; i < index; i++) {
                    try {
                        list.add(null);
                    } catch (NullPointerException ex) {
                        throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                                "Cannot set element with index " + index + " in List of size " + size
                                        + ", accessed using property path '" + propertyName
                                        + "': List does not support filling up gaps with null elements");
                    }
                }
                list.add(convertedValue);
            } else {
                try {
                    list.set(index, convertedValue);
                } catch (IndexOutOfBoundsException ex) {
                    throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                            "Invalid list index in property path '" + propertyName + "'", ex);
                }
            }
        } else if (propValue instanceof Map) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class<?> mapKeyType = GenericCollectionTypeResolver.getMapKeyReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            Class<?> mapValueType = GenericCollectionTypeResolver.getMapValueReturnType(pd.getReadMethod(),
                    tokens.keys.length);
            Map<Object, Object> map = (Map<Object, Object>) propValue;
            // IMPORTANT: Do not pass full property name in here - property editors
            // must not kick in for map keys but rather only for map values.
            TypeDescriptor typeDescriptor = TypeDescriptor.valueOf(mapKeyType);
            Object convertedMapKey = convertIfNecessary(null, null, key, mapKeyType, typeDescriptor);
            Object oldValue = null;
            if (isExtractOldValueForEditor()) {
                oldValue = map.get(convertedMapKey);
            }
            // Pass full property name and old value in here, since we want full
            // conversion ability for map values.
            Object convertedMapValue = convertIfNecessary(propertyName, oldValue, pv.getValue(), mapValueType,
                    TypeDescriptor.nested(property(pd), tokens.keys.length));
            map.put(convertedMapKey, convertedMapValue);
        } else {
            throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Property referenced in indexed property path '" + propertyName
                            + "' is neither an array nor a List nor a Map; returned value was [" + pv.getValue()
                            + "]");
        }
    }

    else {
        PropertyDescriptor pd = pv.resolvedDescriptor;
        if (pd == null || !pd.getWriteMethod().getDeclaringClass().isInstance(this.object)) {
            pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            if (pd == null || pd.getWriteMethod() == null) {
                if (pv.isOptional()) {
                    logger.debug("Ignoring optional value for property '" + actualName
                            + "' - property not found on bean class [" + getRootClass().getName() + "]");
                    return;
                } else {
                    PropertyMatches matches = PropertyMatches.forProperty(propertyName, getRootClass());
                    throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                            matches.buildErrorMessage(), matches.getPossibleMatches());
                }
            }
            pv.getOriginalPropertyValue().resolvedDescriptor = pd;
        }

        Object oldValue = null;
        try {
            Object originalValue = pv.getValue();
            Object valueToApply = originalValue;
            if (!Boolean.FALSE.equals(pv.conversionNecessary)) {
                if (pv.isConverted()) {
                    valueToApply = pv.getConvertedValue();
                } else {
                    if (isExtractOldValueForEditor() && pd.getReadMethod() != null) {
                        final Method readMethod = pd.getReadMethod();
                        if (!Modifier.isPublic(readMethod.getDeclaringClass().getModifiers())
                                && !readMethod.isAccessible()) {
                            if (System.getSecurityManager() != null) {
                                AccessController.doPrivileged(new PrivilegedAction<Object>() {
                                    @Override
                                    public Object run() {
                                        readMethod.setAccessible(true);
                                        return null;
                                    }
                                });
                            } else {
                                readMethod.setAccessible(true);
                            }
                        }
                        try {
                            if (System.getSecurityManager() != null) {
                                oldValue = AccessController
                                        .doPrivileged(new PrivilegedExceptionAction<Object>() {
                                            @Override
                                            public Object run() throws Exception {
                                                return readMethod.invoke(object);
                                            }
                                        }, acc);
                            } else {
                                oldValue = readMethod.invoke(object);
                            }
                        } catch (Exception ex) {
                            if (ex instanceof PrivilegedActionException) {
                                ex = ((PrivilegedActionException) ex).getException();
                            }
                            if (logger.isDebugEnabled()) {
                                logger.debug("Could not read previous value of property '" + this.nestedPath
                                        + propertyName + "'", ex);
                            }
                        }
                    }
                    valueToApply = convertForProperty(propertyName, oldValue, originalValue,
                            new TypeDescriptor(property(pd)));
                }
                pv.getOriginalPropertyValue().conversionNecessary = (valueToApply != originalValue);
            }
            final Method writeMethod = (pd instanceof GenericTypeAwarePropertyDescriptor
                    ? ((GenericTypeAwarePropertyDescriptor) pd).getWriteMethodForActualAccess()
                    : pd.getWriteMethod());
            if (!Modifier.isPublic(writeMethod.getDeclaringClass().getModifiers())
                    && !writeMethod.isAccessible()) {
                if (System.getSecurityManager() != null) {
                    AccessController.doPrivileged(new PrivilegedAction<Object>() {
                        @Override
                        public Object run() {
                            writeMethod.setAccessible(true);
                            return null;
                        }
                    });
                } else {
                    writeMethod.setAccessible(true);
                }
            }
            final Object value = valueToApply;
            if (System.getSecurityManager() != null) {
                try {
                    AccessController.doPrivileged(new PrivilegedExceptionAction<Object>() {
                        @Override
                        public Object run() throws Exception {
                            writeMethod.invoke(object, value);
                            return null;
                        }
                    }, acc);
                } catch (PrivilegedActionException ex) {
                    throw ex.getException();
                }
            } else {
                writeMethod.invoke(this.object, value);
            }
        } catch (TypeMismatchException ex) {
            throw ex;
        } catch (InvocationTargetException ex) {
            PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(this.rootObject,
                    this.nestedPath + propertyName, oldValue, pv.getValue());
            if (ex.getTargetException() instanceof ClassCastException) {
                throw new TypeMismatchException(propertyChangeEvent, pd.getPropertyType(),
                        ex.getTargetException());
            } else {
                throw new MethodInvocationException(propertyChangeEvent, ex.getTargetException());
            }
        } catch (Exception ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, pv.getValue());
            throw new MethodInvocationException(pce, ex);
        }
    }
}

From source file:org.tinygroup.weblayer.webcontext.parser.util.BeanWrapperImpl.java

private void setPropertyValue(PropertyTokenHolder tokens, PropertyValue pv) throws BeansException {
    String propertyName = tokens.canonicalName;
    String actualName = tokens.actualName;

    if (tokens.keys != null) {
        // Apply indexes and map keys: fetch value for all keys but the last one.
        PropertyTokenHolder getterTokens = new PropertyTokenHolder();
        getterTokens.canonicalName = tokens.canonicalName;
        getterTokens.actualName = tokens.actualName;
        getterTokens.keys = new String[tokens.keys.length - 1];
        System.arraycopy(tokens.keys, 0, getterTokens.keys, 0, tokens.keys.length - 1);
        Object propValue = null;/*from  ww w .j a  v  a 2 s .  c  o m*/
        try {
            propValue = getPropertyValue(getterTokens);
        } catch (NotReadablePropertyException ex) {
            throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "'",
                    ex);
        }
        // Set value for last key.
        String key = tokens.keys[tokens.keys.length - 1];
        if (propValue == null) {
            throw new NullValueInNestedPathException(getRootClass(), this.nestedPath + propertyName,
                    "Cannot access indexed value in property referenced " + "in indexed property path '"
                            + propertyName + "': returned null");
        } else if (propValue.getClass().isArray()) {
            Class requiredType = propValue.getClass().getComponentType();
            int arrayIndex = Integer.parseInt(key);
            Object oldValue = null;
            try {
                if (isExtractOldValueForEditor()) {
                    oldValue = Array.get(propValue, arrayIndex);
                }
                Object convertedValue = this.typeConverterDelegate.convertIfNecessary(propertyName, oldValue,
                        pv.getValue(), requiredType);
                Array.set(propValue, Integer.parseInt(key), convertedValue);
            } catch (IllegalArgumentException ex) {
                PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject,
                        this.nestedPath + propertyName, oldValue, pv.getValue());
                throw new TypeMismatchException(pce, requiredType, ex);
            } catch (IndexOutOfBoundsException ex) {
                throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                        "Invalid array index in property path '" + propertyName + "'", ex);
            }
        } else if (propValue instanceof List) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class requiredType = null;
            if (JdkVersion.isAtLeastJava15()) {
                requiredType = GenericCollectionTypeResolver.getCollectionReturnType(pd.getReadMethod(),
                        tokens.keys.length);
            }
            List list = (List) propValue;
            int index = Integer.parseInt(key);
            Object oldValue = null;
            if (isExtractOldValueForEditor() && index < list.size()) {
                oldValue = list.get(index);
            }
            try {
                Object convertedValue = this.typeConverterDelegate.convertIfNecessary(propertyName, oldValue,
                        pv.getValue(), requiredType);
                if (index < list.size()) {
                    list.set(index, convertedValue);
                } else if (index >= list.size()) {
                    for (int i = list.size(); i < index; i++) {
                        try {
                            list.add(null);
                        } catch (NullPointerException ex) {
                            throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                                    "Cannot set element with index " + index + " in List of size " + list.size()
                                            + ", accessed using property path '" + propertyName
                                            + "': List does not support filling up gaps with null elements");
                        }
                    }
                    list.add(convertedValue);
                }
            } catch (IllegalArgumentException ex) {
                PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject,
                        this.nestedPath + propertyName, oldValue, pv.getValue());
                throw new TypeMismatchException(pce, requiredType, ex);
            }
        } else if (propValue instanceof Map) {
            PropertyDescriptor pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            Class mapKeyType = null;
            Class mapValueType = null;
            if (JdkVersion.isAtLeastJava15()) {
                mapKeyType = GenericCollectionTypeResolver.getMapKeyReturnType(pd.getReadMethod(),
                        tokens.keys.length);
                mapValueType = GenericCollectionTypeResolver.getMapValueReturnType(pd.getReadMethod(),
                        tokens.keys.length);
            }
            Map map = (Map) propValue;
            Object convertedMapKey = null;
            Object convertedMapValue = null;
            try {
                // IMPORTANT: Do not pass full property name in here - property editors
                // must not kick in for map keys but rather only for map values.
                convertedMapKey = this.typeConverterDelegate.convertIfNecessary(key, mapKeyType);
            } catch (IllegalArgumentException ex) {
                PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject,
                        this.nestedPath + propertyName, null, pv.getValue());
                throw new TypeMismatchException(pce, mapKeyType, ex);
            }
            Object oldValue = null;
            if (isExtractOldValueForEditor()) {
                oldValue = map.get(convertedMapKey);
            }
            try {
                // Pass full property name and old value in here, since we want full
                // conversion ability for map values.
                convertedMapValue = this.typeConverterDelegate.convertIfNecessary(propertyName, oldValue,
                        pv.getValue(), mapValueType, null,
                        new MethodParameter(pd.getReadMethod(), -1, tokens.keys.length + 1));
            } catch (IllegalArgumentException ex) {
                PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject,
                        this.nestedPath + propertyName, oldValue, pv.getValue());
                throw new TypeMismatchException(pce, mapValueType, ex);
            }
            map.put(convertedMapKey, convertedMapValue);
        } else {
            throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
                    "Property referenced in indexed property path '" + propertyName
                            + "' is neither an array nor a List nor a Map; returned value was [" + pv.getValue()
                            + "]");
        }
    }

    else {
        PropertyDescriptor pd = pv.resolvedDescriptor;
        if (pd == null || !pd.getWriteMethod().getDeclaringClass().isInstance(this.object)) {
            pd = getCachedIntrospectionResults().getPropertyDescriptor(actualName);
            if (pd == null || pd.getWriteMethod() == null) {
                PropertyMatches matches = PropertyMatches.forProperty(propertyName, getRootClass());
                throw new NotWritablePropertyException(getRootClass(), this.nestedPath + propertyName,
                        matches.buildErrorMessage(), matches.getPossibleMatches());
            }
            pv.getOriginalPropertyValue().resolvedDescriptor = pd;
        }

        Object oldValue = null;
        try {
            Object originalValue = pv.getValue();
            Object valueToApply = originalValue;
            if (!Boolean.FALSE.equals(pv.conversionNecessary)) {
                if (pv.isConverted()) {
                    valueToApply = pv.getConvertedValue();
                } else {
                    if (isExtractOldValueForEditor() && pd.getReadMethod() != null) {
                        Method readMethod = pd.getReadMethod();
                        if (!Modifier.isPublic(readMethod.getDeclaringClass().getModifiers())) {
                            readMethod.setAccessible(true);
                        }
                        try {
                            oldValue = readMethod.invoke(this.object, new Object[0]);
                        } catch (Exception ex) {
                            if (logger.isDebugEnabled()) {
                                logger.debug("Could not read previous value of property '" + this.nestedPath
                                        + propertyName + "'", ex);
                            }
                        }
                    }
                    valueToApply = this.typeConverterDelegate.convertIfNecessary(oldValue, originalValue, pd);
                }
                pv.getOriginalPropertyValue().conversionNecessary = Boolean
                        .valueOf(valueToApply != originalValue);
            }
            Method writeMethod = pd.getWriteMethod();
            if (!Modifier.isPublic(writeMethod.getDeclaringClass().getModifiers())) {
                writeMethod.setAccessible(true);
            }
            writeMethod.invoke(this.object, new Object[] { valueToApply });
        } catch (InvocationTargetException ex) {
            PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(this.rootObject,
                    this.nestedPath + propertyName, oldValue, pv.getValue());
            if (ex.getTargetException() instanceof ClassCastException) {
                throw new TypeMismatchException(propertyChangeEvent, pd.getPropertyType(),
                        ex.getTargetException());
            } else {
                throw new MethodInvocationException(propertyChangeEvent, ex.getTargetException());
            }
        } catch (IllegalArgumentException ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, pv.getValue());
            throw new TypeMismatchException(pce, pd.getPropertyType(), ex);
        } catch (IllegalAccessException ex) {
            PropertyChangeEvent pce = new PropertyChangeEvent(this.rootObject, this.nestedPath + propertyName,
                    oldValue, pv.getValue());
            throw new MethodInvocationException(pce, ex);
        }
    }
}