Examples with Entity com.codename1.rad.models.Entity used on opensource projects

Example 31 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class FieldNode method getProperty.

/**
 * Gets the property for this field.  First this will check for an explicit
 * property setting using {@link #getProperty()}, and if none is foune, it will
 * resolve the tags against the given entity type to find the appropriate property
 * of the entity type.
 * @param context The entity type to find the property from, in case no property is explicitly set.
 * @return The property or null.
 */
public Property getProperty(EntityType context) {
    PropertyNode explicitProperty = getProperty();
    if (explicitProperty != null) {
        return explicitProperty.getValue();
    }
    if (context == null) {
        return null;
    }
    Tags tags = getTags();
    if (tags != null && !tags.isEmpty()) {
        for (Property prop : context) {
            Tags propTags = prop.getTags();
            if (tags.intersects(propTags)) {
                return prop;
            }
        }
    }
    return null;
}

Example 32 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class FieldNode method getPropertySelector.

/**
 * Gets a property selector for this field node.  If the field contained
 * a PropertyNode or a Tags node, then it will construct a selector from those.
 *
 * Otherwise it will check for a {@link ProeprtySelectorAttribute}, and return
 * a selector constructed form that, with the provided entity root.
 * @param context
 * @return A property selector, or null if no property or tag is set, and no property selector is set.
 */
public PropertySelector getPropertySelector(Entity context) {
    if (context == null) {
        return null;
    }
    Property prop = getProperty(context.getEntity().getEntityType());
    if (prop != null) {
        return new PropertySelector(context, prop);
    }
    Tags tags = getTags();
    if (tags != null) {
        return new PropertySelector(context, tags.toArray());
    }
    PropertySelectorAttribute selectorProvider = (PropertySelectorAttribute) findAttribute(PropertySelectorAttribute.class);
    if (selectorProvider != null) {
        return selectorProvider.getValue(context);
    }
    return null;
}

Example 33 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class ResultParser method parseRow.

/**
 * Parse a single row of a result into the given row entity.
 * @param rowResult The rowResult.
 * @param rowEntity The row entity.
 * @return The resulting entity.  Same as input rowEntity.
 * @throws IOException if parsing fails.
 */
public Entity parseRow(Result rowResult, Entity rowEntity) throws IOException {
    if (rowEntity.getEntity().getEntityType() != entityType) {
        ResultParser matchingParser = getParserFor(rowEntity.getEntity().getEntityType());
        if (matchingParser == null) {
            throw new IOException("No parser found for type " + rowEntity.getEntity().getEntityType());
        }
        return matchingParser.parseRow(rowResult, rowEntity);
    }
    for (PropertyParser propertyParser : propertyParsers) {
        String rs = propertyParser.resultPropertySelector;
        Property prop = propertyParser.property;
        if (prop == null) {
            if (propertyParser.tags != null) {
                prop = rowEntity.getEntity().findProperty(propertyParser.tags);
            }
        }
        if (prop == null) {
            throw new IOException("Property not found for property selector when parsing selector " + rs);
        }
        if (propertyParser.entityParser != null) {
            // same row data - not a sub-object in the dataset.
            if (prop.getContentType().isEntity()) {
                EntityProperty eProp = (EntityProperty) prop;
                Class cls = eProp.getRepresentationClass();
                Entity e;
                try {
                    e = createEntity(cls);
                } catch (Throwable t) {
                    throw new IOException("Failed to create new entity instance for property " + prop + " of type " + cls);
                }
                e = propertyParser.entityParser.parseRow(rowResult, e);
                rowEntity.getEntity().set(prop, e);
            } else {
                throw new IOException("Property " + prop + " is assigned an EntityParser, but the property is not an entity type.");
            }
            continue;
        }
        // This is just a simple property selector
        Getter getter = propertyParser.getter;
        if (getter == null && propertyParser.parserCallback == null) {
            getter = createGetter(prop);
        }
        Object val;
        if (getter == null) {
            val = rowResult.get(rs);
        } else {
            val = getter.get(rowResult, rs);
        }
        if (propertyParser.parserCallback != null) {
            val = propertyParser.parserCallback.parse(val);
        }
        if (val == null) {
            rowEntity.getEntity().set(val, null);
        } else if (val.getClass() == Double.class) {
            rowEntity.getEntity().setDouble(prop, (Double) val);
        } else if (val.getClass() == Integer.class) {
            rowEntity.getEntity().setInt(prop, (Integer) val);
        } else if (val.getClass() == Long.class) {
            rowEntity.getEntity().setLong(prop, (Long) val);
        } else if (val.getClass() == Float.class) {
            rowEntity.getEntity().setFloat(prop, (Float) val);
        } else if (val.getClass() == Boolean.class) {
            rowEntity.getEntity().setBoolean(prop, (Boolean) val);
        } else if (val.getClass() == String.class) {
            rowEntity.getEntity().setText(prop, (String) val);
        } else if (val.getClass() == Date.class) {
            rowEntity.getEntity().setDate(prop, (Date) val);
        } else if (val instanceof List) {
            if (prop.getContentType().isEntityList()) {
                parse((List) val, rowEntity.getEntity().getEntityListNonNull(prop));
            } else {
                throw new IOException("Property type mismatch.  Value " + val + " for property selector " + rs + " is a list, but the property " + prop + " is not an entity list type.");
            }
        } else if (val instanceof Map) {
            if (prop.getContentType().isEntity()) {
                EntityProperty eProp = (EntityProperty) prop;
                Class cls = eProp.getRepresentationClass();
                Entity e;
                try {
                    e = createEntity(cls);
                } catch (Throwable t) {
                    throw new IOException("Failed to create new entity instance for property " + prop + " of type " + cls);
                }
                e = parseRow(Result.fromContent((Map) val), e);
                rowEntity.getEntity().set(prop, e);
            } else {
                throw new IOException("Property type mismatch.  Value " + val + " for property selector " + rs + " is a map, but the property " + prop + " is not an entity type.");
            }
        } else if (val instanceof Element) {
            if (prop.getContentType().isEntity()) {
                EntityProperty eProp = (EntityProperty) prop;
                Class cls = eProp.getRepresentationClass();
                Entity e;
                try {
                    e = createEntity(cls);
                } catch (Throwable t) {
                    throw new IOException("Failed to create new entity instance for property " + prop + " of type " + cls);
                }
                e = parseRow(Result.fromContent((Element) val), e);
                rowEntity.getEntity().set(prop, e);
            } else {
                throw new IOException("Property type mismatch.  Value " + val + " for property selector " + rs + " is a map, but the property " + prop + " is not an entity type.");
            }
        } else {
            throw new IOException("Unsupported content type for property " + prop + ".  Value was " + val + " of type " + val.getClass());
        }
    }
    return rowEntity;
}

Example 34 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class Node method createPropertySelector.

/**
 * Creates a property selector on the given entity using (in order of decreasing precedence):
 *
 * 1. A {@link PropertyNode} attribute on the node.
 * 2. A {@link Tags} attribute on the node.
 * 3. A {@link PropertySelectorAttribute} on the node.
 *
 * @param entity The entity on which the property selector should be created.
 * @return The property selector.
 */
public PropertySelector createPropertySelector(Entity entity) {
    PropertyNode prop = findAttribute(PropertyNode.class);
    if (prop != null) {
        return new PropertySelector(entity, prop.getValue());
    }
    Tags tags = findAttribute(Tags.class);
    if (tags != null) {
        return new PropertySelector(entity, tags.toArray());
    }
    PropertySelectorAttribute att = (PropertySelectorAttribute) findAttribute(PropertySelectorAttribute.class);
    if (att != null) {
        return att.getValue(entity);
    }
    return null;
}

Example 35 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class ViewController method getNearestViewModel.

/**
 * Crawls up controller hierarchy until it finds a controller with an attached view model.
 * @return The nearest view model or null.
 */
public Entity getNearestViewModel() {
    Entity vm = getViewModel();
    Controller parent = getParent();
    while (parent != null) {
        if (parent instanceof ViewController) {
            ViewController parentVC = (ViewController) parent;
            vm = parentVC.getViewModel();
            if (vm != null) {
                return vm;
            }
        }
        parent = parent.getParent();
    }
    return null;
}