Package org.apache.cocoon.forms.datatype

Examples of org.apache.cocoon.forms.datatype.Datatype

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        if (datatypeElement == null) {
            throw new Exception("A nested datatype element is required for the widget "
                                + widgetElement.getTagName() + " at " + DomHelper.getLocation(widgetElement));
        }

        Datatype datatype = datatypeManager.createDatatype(datatypeElement, false);
       
        //---- parse "initial-value"
        Object initialValue = null;
        Element initialValueElement = DomHelper.getChildElement(widgetElement, Constants.DEFINITION_NS, "initial-value", false);
        if (initialValueElement != null) {
            String localeValue = DomHelper.getAttribute(initialValueElement, "locale", null);
            Locale locale = localeValue == null ? null : I18nUtils.parseLocale(localeValue);
            String value = DomHelper.getElementText(initialValueElement);
            ConversionResult result = datatype.convertFromString(value, locale);
            if (!result.isSuccessful()) {
                throw new Exception("Cannot parse initial value '" + value + "' at " +
                        DomHelper.getLocation(initialValueElement));
            }
            initialValue = result.getResult();
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        if (input.length() == 0)
            return;

        if (this.currentWidget instanceof MultiValueField && isMultiValueItem) {
            MultiValueField field = (MultiValueField)this.currentWidget;
            Datatype type = field.getDatatype();
            ConversionResult conv =
                type.convertFromString(input, this.locale);
            if (conv.isSuccessful()) {
                Object[] values = (Object[])field.getValue();
                int valLen = values == null ? 0 : values.length;
                Object[] newValues = new Object[valLen + 1];
                for (int i = 0; i < valLen; i++)
                    newValues[i] = values[i];
                newValues[valLen] = conv.getResult();
                field.setValues(newValues);
            } else
                throw new SAXException("Could not convert: " + input +
                                       " to " + type.getTypeClass());
        } else if (this.currentWidget instanceof DataWidget) {
            DataWidget data = (DataWidget)this.currentWidget;
            Datatype type = data.getDatatype();
            ConversionResult conv =
                type.convertFromString(input, this.locale);
            if (conv.isSuccessful()) {
                data.setValue(conv.getResult());
            } else
                throw new SAXException("Could not convert: " + input +
                                       " to " + type.getTypeClass());
        } else if (this.currentWidget instanceof BooleanField) {
            // FIXME: BooleanField should implement DataWidget, which
            // would make this case unnesecary
            if ("true".equals(input))
                this.currentWidget.setValue(Boolean.TRUE);
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        start(id, attr);
        // Placing the handling DataWidget before ContainerWidget
        // means that an AggregateField is handled like a DataWidget
        if (widget instanceof MultiValueField) {
            Datatype datatype = ((MultiValueField)widget).getDatatype();
            Object[] values = (Object[])widget.getValue();
            if (values != null)
                for (int i = 0; i < values.length; i++) {
                    start(ITEM, attr);
                    data(datatype.convertToString(values[i], this.locale));
                    end(ITEM);
                }
        } else if (widget instanceof DataWidget) {
            Datatype datatype = ((DataWidget)widget).getDatatype();
            if (widget.getValue() != null)
                data(datatype.convertToString(widget.getValue(), this.locale));
        } else if (widget instanceof BooleanField) {
            // FIXME: BooleanField should implement DataWidget, which
            // would make this case unnecessary
            if (widget.getValue() != null) {
                data(widget.getValue().toString());
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        }
        if (delegate instanceof DataWidget) {
            value = unwrap(value);
            if (value != null) {
                // Coerce values
                Datatype datatype = ((DataWidget)delegate).getDatatype();
                Class typeClass = datatype.getTypeClass();
                if (typeClass == String.class) {
                    value = Context.toString(value);
                } else if (typeClass == boolean.class ||
                           typeClass == Boolean.class) {
                    value = Context.toBoolean(value) ? Boolean.TRUE : Boolean.FALSE;
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        }
        if (delegate instanceof DataWidget) {
            value = unwrap(value);
            if (value != null) {
                // Coerce values
                Datatype datatype = ((DataWidget)delegate).getDatatype();
                Class typeClass = datatype.getTypeClass();
                if (typeClass == String.class) {
                    value = Context.toString(value);
                } else if (typeClass == boolean.class ||
                           typeClass == Boolean.class) {
                    value = Context.toBoolean(value) ? Boolean.TRUE : Boolean.FALSE;
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            throw new Exception("A nested datatype element is required for the widget "
                                + widgetElement.getTagName() + " with id \"" + definition.getId()
                                + "\" at " + DomHelper.getLocation(widgetElement));
        }

        Datatype datatype = datatypeManager.createDatatype(datatypeElement, true);
        definition.setDatatype(datatype);

        boolean hasSelectionList = buildSelectionList(widgetElement, definition);
        if (!hasSelectionList)
            throw new Exception("Error: multivaluefields always require a selectionlist at " + DomHelper.getLocation(widgetElement));
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            throw new Exception("A nested datatype element is required for the widget "
                                + widgetElement.getTagName() + " with id \"" + fieldDefinition.getId()
                                + "\" at " + DomHelper.getLocation(widgetElement));
        }

        Datatype datatype = datatypeManager.createDatatype(datatypeElement, false);
        fieldDefinition.setDatatype(datatype);

        buildSelectionList(widgetElement, fieldDefinition);

        Iterator iter = buildEventListeners(widgetElement, "on-value-changed", ValueChangedListener.class).iterator();
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            throw new Exception("A nested datatype element is required for the widget "
                                + widgetElement.getTagName() + " with id \"" + definition.getId()
                                + "\" at " + DomHelper.getLocation(widgetElement));
        }

        Datatype datatype = datatypeManager.createDatatype(datatypeElement, false);
        definition.setDatatype(datatype);

        setDisplayData(widgetElement, definition);

        return definition;
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        }
        if (delegate instanceof DataWidget) {
            value = unwrap(value);
            if (value != null) {
                // Coerce values
                Datatype datatype = ((DataWidget)delegate).getDatatype();
                Class typeClass = datatype.getTypeClass();
                if (typeClass == String.class) {
                    value = Context.toString(value);
                } else if (typeClass == boolean.class ||
                           typeClass == Boolean.class) {
                    value = Context.toBoolean(value) ? Boolean.TRUE : Boolean.FALSE;
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        }
        if (delegate instanceof DataWidget) {
            value = unwrap(value);
            if (value != null) {
                // Coerce values
                Datatype datatype = ((DataWidget)delegate).getDatatype();
                Class typeClass = datatype.getTypeClass();
                if (typeClass == String.class) {
                    value = Context.toString(value);
                } else if (typeClass == boolean.class ||
                           typeClass == Boolean.class) {
                    value = Context.toBoolean(value) ? Boolean.TRUE : Boolean.FALSE;
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Related Classes of org.apache.cocoon.forms.datatype.Datatype

  • org.apache.cocoon.forms.flow.javascript.v2.ScriptableWidget
  • org.apache.cocoon.forms.flow.javascript.v3.ScriptableWidget
  • org.apache.cocoon.forms.formmodel.AbstractDatatypeWidgetDefinitionBuilder
  • org.apache.cocoon.forms.formmodel.FieldDefinitionBuilder
  • org.apache.cocoon.forms.formmodel.MultiValueFieldDefinitionBuilder
  • org.apache.cocoon.forms.formmodel.OutputDefinitionBuilder
  • org.apache.cocoon.forms.util.XMLAdapter
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