Example usage for org.apache.commons.jxpath JXPathInvalidAccessException JXPathInvalidAccessException

Introduction

In this page you can find the example usage for org.apache.commons.jxpath JXPathInvalidAccessException JXPathInvalidAccessException.

Prototype

public JXPathInvalidAccessException(String message) 

Source Link

Document

Create a new JXPathInvalidAccessException.

Usage

From source file:org.eclipse.e4.emf.internal.xpath.EObjectPropertyPointer.java

/**
 * If index == WHOLE_COLLECTION, change the value of the property, otherwise
 * change the value of the index'th element of the collection
 * represented by the property./*from w w w .  j  a va2s. c o  m*/
 * @param value value to set
 */
@Override
public void setValue(Object value) {
    EStructuralFeature pd = getPropertyDescriptor();
    if (pd == null) {
        throw new JXPathInvalidAccessException("Cannot set property: " + asPath() + " - no such property");
    }

    if (index == WHOLE_COLLECTION) {
        ValueUtils.setValue(getBean(), pd, value);
    } else {
        ValueUtils.setValue(getBean(), pd, index, value);
    }
    this.value = value;
}

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From source file:org.eclipse.e4.emf.internal.xpath.EStructuralFeatureOwnerPointer.java

/**
 * Throws an exception if you try to change the root element, otherwise
 * forwards the call to the parent pointer.
 * @param value to set/* w w  w.  j  a v  a 2  s .  c  o  m*/
 */
@Override
public void setValue(Object value) {
    this.value = value;
    if (parent != null) {
        if (parent.isContainer()) {
            parent.setValue(value);
        } else {
            if (index == WHOLE_COLLECTION) {
                throw new UnsupportedOperationException(
                        "Cannot setValue of an object that is not " + "some other object's property");
            }
            throw new JXPathInvalidAccessException("The specified collection element does not exist: " + this);
        }
    } else {
        throw new UnsupportedOperationException("Cannot replace the root object");
    }
}

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From source file:org.eclipse.e4.emf.internal.xpath.NullEStructuralFeaturePointer.java

@Override
public void setValue(Object value) {
    if (parent == null || parent.isContainer()) {
        throw new JXPathInvalidAccessException(
                "Cannot set property " + asPath() + ", the target object is null");
    }//w w w  . j  a v a2s .  c  om
    if (parent instanceof EStructuralFeatureOwnerPointer
            && ((EStructuralFeatureOwnerPointer) parent).isDynamicPropertyDeclarationSupported()) {
        // If the parent property owner can create
        // a property automatically - let it do so
        EStructuralFeaturePointer propertyPointer = ((EStructuralFeatureOwnerPointer) parent)
                .getPropertyPointer();
        propertyPointer.setPropertyName(propertyName);
        propertyPointer.setValue(value);
    } else {
        throw new JXPathInvalidAccessException(
                "Cannot set property " + asPath() + ", path does not match a changeable location");
    }
}

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