/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.workbench.screens.guided.rule.client.editor;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import com.google.gwt.dom.client.InputElement;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.SimplePanel;
import com.google.gwt.user.client.ui.Widget;
import org.drools.workbench.models.datamodel.oracle.DataType;
import org.drools.workbench.models.datamodel.oracle.DropDownData;
import org.drools.workbench.models.datamodel.oracle.OperatorsOracle;
import org.drools.workbench.models.datamodel.rule.BaseSingleFieldConstraint;
import org.drools.workbench.models.datamodel.rule.CompositeFieldConstraint;
import org.drools.workbench.models.datamodel.rule.ConnectiveConstraint;
import org.drools.workbench.models.datamodel.rule.ExpressionFormLine;
import org.drools.workbench.models.datamodel.rule.FieldConstraint;
import org.drools.workbench.models.datamodel.rule.RuleModel;
import org.drools.workbench.models.datamodel.rule.SingleFieldConstraint;
import org.drools.workbench.models.datamodel.rule.SingleFieldConstraintEBLeftSide;
import org.drools.workbench.screens.guided.rule.client.editor.events.TemplateVariablesChangedEvent;
import org.drools.workbench.screens.guided.rule.client.editor.util.ConstraintValueEditorHelper;
import org.drools.workbench.screens.guided.rule.client.resources.GuidedRuleEditorResources;
import org.drools.workbench.screens.guided.rule.client.resources.images.GuidedRuleEditorImages508;
import org.drools.workbench.screens.guided.rule.client.widget.EnumDropDown;
import org.drools.workbench.screens.guided.rule.client.widget.ExpressionBuilder;
import org.guvnor.common.services.workingset.client.WorkingSetManager;
import org.guvnor.common.services.workingset.client.factconstraints.customform.CustomFormConfiguration;
import org.gwtbootstrap3.client.ui.Button;
import org.gwtbootstrap3.client.ui.ListBox;
import org.gwtbootstrap3.client.ui.TextBox;
import org.jboss.errai.ioc.client.container.IOC;
import org.kie.workbench.common.services.shared.preferences.ApplicationPreferences;
import org.kie.workbench.common.widgets.client.datamodel.AsyncPackageDataModelOracle;
import org.kie.workbench.common.widgets.client.datamodel.CEPOracle;
import org.kie.workbench.common.widgets.client.widget.TextBoxFactory;
import org.uberfire.client.callbacks.Callback;
import org.uberfire.ext.widgets.common.client.common.DatePicker;
import org.uberfire.ext.widgets.common.client.common.DropDownValueChanged;
import org.uberfire.ext.widgets.common.client.common.InfoPopup;
import org.uberfire.ext.widgets.common.client.common.SmallLabel;
import org.uberfire.ext.widgets.common.client.common.popups.FormStylePopup;
/**
* This is an editor for constraint values. How this behaves depends on the
* constraint value type. When the constraint value has no type, it will allow
* the user to choose the first time.
*/
public class ConstraintValueEditor
extends Composite {
private static final String DATE_FORMAT = ApplicationPreferences.getDroolsDateFormat();
private static final DateTimeFormat DATE_FORMATTER = DateTimeFormat.getFormat(DATE_FORMAT);
private final ConstraintValueEditorHelper helper;
private WorkingSetManager workingSetManager = null;
private String factType;
private CompositeFieldConstraint constraintList;
private String fieldName;
private String fieldType;
private final AsyncPackageDataModelOracle oracle;
private final BaseSingleFieldConstraint constraint;
private final Panel panel = new SimplePanel();
private final RuleModel model;
private final RuleModeller modeller;
private final EventBus eventBus;
private DropDownData dropDownData;
private boolean readOnly;
private Command onValueChangeCommand;
private Command onTemplateValueChangeCommand;
private boolean isDropDownDataEnum;
private Widget constraintWidget = null;
private AddConstraintButton addConstraintButton = new AddConstraintButton(
new ClickHandler() {
public void onClick(ClickEvent event) {
showTypeChoice((Widget) event.getSource(),
constraint);
}
});
public ConstraintValueEditor(BaseSingleFieldConstraint con,
CompositeFieldConstraint constraintList,
RuleModeller modeller,
EventBus eventBus,
boolean readOnly) {
this.constraint = con;
this.constraintList = constraintList;
this.oracle = modeller.getDataModelOracle();
this.model = modeller.getModel();
this.modeller = modeller;
this.eventBus = eventBus;
this.readOnly = readOnly;
setUpConstraint();
helper = new ConstraintValueEditorHelper(model,
oracle,
factType,
fieldName,
constraint,
fieldType,
dropDownData);
refreshEditor();
initWidget(panel);
}
private void setUpConstraint() {
if (constraint instanceof SingleFieldConstraintEBLeftSide) {
setUpSingleFieldConstraintEBLeftSide((SingleFieldConstraintEBLeftSide) constraint);
} else if (constraint instanceof ConnectiveConstraint) {
setUpConnectiveConstraint((ConnectiveConstraint) constraint);
} else if (constraint instanceof SingleFieldConstraint) {
setUpSingleFieldConstraint((SingleFieldConstraint) constraint);
}
}
private void setUpSingleFieldConstraint(SingleFieldConstraint sfc) {
this.factType = sfc.getFactType();
this.fieldName = sfc.getFieldName();
this.fieldType = oracle.getFieldType(factType,
fieldName);
}
private void setUpConnectiveConstraint(ConnectiveConstraint cc) {
this.factType = cc.getFactType();
this.fieldName = cc.getFieldName();
this.fieldType = cc.getFieldType();
}
private void setUpSingleFieldConstraintEBLeftSide(SingleFieldConstraintEBLeftSide sfexp) {
this.factType = sfexp.getExpressionLeftSide().getPreviousClassType();
if (this.factType == null) {
this.factType = sfexp.getExpressionLeftSide().getClassType();
}
this.fieldName = sfexp.getExpressionLeftSide().getFieldName();
this.fieldType = sfexp.getExpressionLeftSide().getGenericType();
}
public BaseSingleFieldConstraint getConstraint() {
return constraint;
}
public void refreshEditor() {
panel.clear();
constraintWidget = null;
//Expressions' fieldName and hence fieldType can change without creating a new ConstraintValueEditor.
//SingleFieldConstraints and their ConnectiveConstraints cannot have the fieldName or fieldType changed
//without first deleting and re-creating.
if (this.constraint instanceof SingleFieldConstraintEBLeftSide) {
setUpSingleFieldConstraintEBLeftSide((SingleFieldConstraintEBLeftSide) this.constraint);
}
//Initialise drop-down data
getDropDownData();
//Show an editor for the constraint value type
if (constraint.getConstraintValueType() == SingleFieldConstraint.TYPE_UNDEFINED) {
addAddConstraintButton();
} else {
addConstraintWidget();
}
panel.add(constraintWidget);
}
private void addConstraintWidget() {
switch (constraint.getConstraintValueType()) {
case SingleFieldConstraint.TYPE_LITERAL:
case SingleFieldConstraint.TYPE_ENUM:
constraintWidget = wrap(literalEditor());
break;
case SingleFieldConstraint.TYPE_RET_VALUE:
constraintWidget = wrap(returnValueEditor());
break;
case SingleFieldConstraint.TYPE_EXPR_BUILDER_VALUE:
constraintWidget = wrap(expressionEditor());
break;
case SingleFieldConstraint.TYPE_VARIABLE:
constraintWidget = wrap(variableEditor());
break;
case BaseSingleFieldConstraint.TYPE_TEMPLATE:
constraintWidget = wrap(templateKeyEditor());
break;
default:
break;
}
}
private void addAddConstraintButton() {
addConstraintButton.setEnabled(!this.readOnly);
constraintWidget = addConstraintButton;
}
public void showError() {
addConstraintButton.showError();
}
public void hideError() {
addConstraintButton.hideError();
}
//Wrap a Constraint Value Editor with an icon to remove the type
Widget wrap(Widget widget) {
if (this.readOnly) {
return widget;
}
HorizontalPanel wrapper = new HorizontalPanel();
Image clear = GuidedRuleEditorImages508.INSTANCE.DeleteItemSmall();
clear.setTitle(GuidedRuleEditorResources.CONSTANTS.RemoveConstraintValueDefinition());
clear.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
//Reset Constraint's value and value type
if (Window.confirm(GuidedRuleEditorResources.CONSTANTS.RemoveConstraintValueDefinitionQuestion())) {
constraint.setConstraintValueType(BaseSingleFieldConstraint.TYPE_UNDEFINED);
constraint.setValue(null);
constraint.clearParameters();
constraint.setExpressionValue(new ExpressionFormLine());
doTypeChosen();
}
}
});
wrapper.add(widget);
if (!this.readOnly) {
wrapper.add(clear);
wrapper.setCellVerticalAlignment(clear,
HasVerticalAlignment.ALIGN_MIDDLE);
}
return wrapper;
}
private String getSanitizedValue() {
if (constraint.getValue() == null) {
return "";
}
return constraint.getValue();
}
private Date getSanitizedDateValue() {
if (constraint.getValue() == null) {
return null;
}
try {
return DATE_FORMATTER.parse(constraint.getValue());
} catch (IllegalArgumentException iae) {
return null;
}
}
private Widget literalEditor() {
//Custom screen
if (this.constraint instanceof SingleFieldConstraint) {
final SingleFieldConstraint con = (SingleFieldConstraint) this.constraint;
CustomFormConfiguration customFormConfiguration = getWorkingSetManager().getCustomFormConfiguration(modeller.getPath(),
factType,
fieldName);
if (customFormConfiguration != null) {
Button btnCustom = new Button(con.getValue(),
new ClickHandler() {
public void onClick(ClickEvent event) {
showTypeChoice((Widget) event.getSource(),
constraint);
}
});
btnCustom.setEnabled(!this.readOnly);
return btnCustom;
}
}
//Label if read-only
if (this.readOnly) {
return new SmallLabel(getSanitizedValue());
}
//Enumeration (these support multi-select for "in" and "not in", so check before comma separated lists)
if (this.dropDownData != null) {
final String operator = constraint.getOperator();
final boolean multipleSelect = OperatorsOracle.operatorRequiresList(operator);
EnumDropDown enumDropDown = new EnumDropDown(constraint.getValue(),
new DropDownValueChanged() {
public void valueChanged(String newText,
String newValue) {
//Prevent recursion once value change has been applied
if (!newValue.equals(constraint.getValue())) {
constraint.setValue(newValue);
executeOnValueChangeCommand();
}
}
},
dropDownData,
multipleSelect,
modeller.getPath());
return enumDropDown;
}
//Comma separated value list (this will become a dedicated Widget but for now a TextBox suffices)
String operator = null;
if (this.constraint instanceof SingleFieldConstraint) {
SingleFieldConstraint sfc = (SingleFieldConstraint) this.constraint;
operator = sfc.getOperator();
}
if (OperatorsOracle.operatorRequiresList(operator)) {
return getNewTextBox(DataType.TYPE_STRING);
}
//Date picker
boolean isCEPOperator = CEPOracle.isCEPOperator((this.constraint).getOperator());
if (DataType.TYPE_DATE.equals(this.fieldType) || (DataType.TYPE_THIS.equals(this.fieldName) && isCEPOperator)) {
if (this.readOnly) {
return new SmallLabel(constraint.getValue());
}
final DatePicker datePicker = new DatePicker(false);
// Wire up update handler
datePicker.addValueChangeHandler(new ValueChangeHandler<Date>() {
@Override
public void onValueChange(final ValueChangeEvent<Date> event) {
final Date date = datePicker.getValue();
final String sDate = (date == null ? null : DATE_FORMATTER.format(datePicker.getValue()));
boolean update = constraint.getValue() == null || !constraint.getValue().equals(sDate);
constraint.setValue(sDate);
if (update) {
executeOnValueChangeCommand();
}
}
});
datePicker.setFormat(DATE_FORMAT);
datePicker.setValue(getSanitizedDateValue());
return datePicker;
}
//Default editor for all other literals
return getNewTextBox(fieldType);
}
TextBox getNewTextBox(final String fieldType) {
final TextBox box = getDefaultTextBox(fieldType);
setUpTextBoxStyleAndHandlers(box,
onValueChangeCommand);
box.setText(getSanitizedValue());
attachDisplayLengthHandler(box);
return box;
}
TextBox getDefaultTextBox(final String fieldType) {
return TextBoxFactory.getTextBox(fieldType);
}
private Widget variableEditor() {
if (this.readOnly) {
return new SmallLabel(this.constraint.getValue());
}
final ListBox box = new ListBox();
box.addItem(GuidedRuleEditorResources.CONSTANTS.Choose());
List<String> bindingsInScope = this.model.getBoundVariablesInScope(this.constraint);
for (String var : bindingsInScope) {
final String binding = var;
helper.isApplicableBindingsInScope(var,
new Callback<Boolean>() {
@Override
public void callback(final Boolean result) {
if (Boolean.TRUE.equals(result)) {
box.addItem(binding);
if (ConstraintValueEditor.this.constraint.getValue() != null && ConstraintValueEditor.this.constraint.getValue().equals(binding)) {
box.setSelectedIndex(box.getItemCount() - 1);
}
}
}
});
}
box.addChangeHandler(new ChangeHandler() {
public void onChange(ChangeEvent event) {
executeOnValueChangeCommand();
int selectedIndex = box.getSelectedIndex();
if (selectedIndex > 0) {
constraint.setValue(box.getItemText(selectedIndex));
} else {
constraint.setValue(null);
}
}
});
return box;
}
/**
* An editor for the retval "formula" (expression).
*/
private Widget returnValueEditor() {
TextBox box = new BoundTextBox(constraint);
if (this.readOnly) {
return new SmallLabel(box.getText());
}
String msg = GuidedRuleEditorResources.CONSTANTS.FormulaEvaluateToAValue();
Image img = new Image(GuidedRuleEditorResources.INSTANCE.images().functionAssets());
img.setTitle(msg);
box.setTitle(msg);
box.addValueChangeHandler(new ValueChangeHandler<String>() {
public void onValueChange(final ValueChangeEvent event) {
executeOnValueChangeCommand();
}
});
Widget ed = widgets(img,
box);
return ed;
}
private Widget expressionEditor() {
ExpressionBuilder builder = null;
builder = new ExpressionBuilder(this.modeller,
this.eventBus,
this.constraint.getExpressionValue(),
this.readOnly);
builder.addOnModifiedCommand(new Command() {
public void execute() {
executeOnValueChangeCommand();
}
});
Widget ed = widgets(new HTML(" "),
builder);
return ed;
}
/**
* An editor for Template Keys
*/
Widget templateKeyEditor() {
if (this.readOnly) {
return new SmallLabel(getSanitizedValue());
}
TemplateKeyTextBox box = getTemplateKeyTextBox();
setUpTextBoxStyleAndHandlers(box,
onTemplateValueChangeCommand);
//FireEvents as the box could assume a default value
box.setValue(getSanitizedValue(),
true);
attachDisplayLengthHandler(box);
return box;
}
TemplateKeyTextBox getTemplateKeyTextBox() {
return new TemplateKeyTextBox();
}
void setUpTextBoxStyleAndHandlers(final TextBox box,
final Command onChangeCommand) {
box.setStyleName("constraint-value-Editor");
box.addValueChangeHandler((e) -> {
constraint.setValue(e.getValue());
if (onChangeCommand != null) {
onChangeCommand.execute();
}
});
}
//Only display the number of characters that have been entered
void attachDisplayLengthHandler(final TextBox box) {
setBoxSize(box);
box.addKeyUpHandler((e) -> setBoxSize(box));
}
void setBoxSize(final TextBox box) {
int length = box.getText().length();
((InputElement) box.getElement().cast()).setSize(length > 0 ? length : 1);
}
/**
* Show a list of possibilities for the value type.
*/
private void showTypeChoice(Widget w,
final BaseSingleFieldConstraint con) {
CustomFormConfiguration customFormConfiguration = getWorkingSetManager().getCustomFormConfiguration(modeller.getPath(),
factType,
fieldName);
if (customFormConfiguration != null) {
if (!(con instanceof SingleFieldConstraint)) {
Window.alert("Unexpected constraint type!");
return;
}
final CustomFormPopUp customFormPopUp = new CustomFormPopUp(GuidedRuleEditorImages508.INSTANCE.Wizard(),
GuidedRuleEditorResources.CONSTANTS.FieldValue(),
customFormConfiguration);
final SingleFieldConstraint sfc = (SingleFieldConstraint) con;
customFormPopUp.addOkButtonHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
sfc.setConstraintValueType(SingleFieldConstraint.TYPE_LITERAL);
sfc.setId(customFormPopUp.getFormId());
sfc.setValue(customFormPopUp.getFormValue());
doTypeChosen(customFormPopUp);
}
});
customFormPopUp.show(sfc.getId(),
sfc.getValue());
return;
}
final FormStylePopup form = new FormStylePopup(GuidedRuleEditorImages508.INSTANCE.Wizard(),
GuidedRuleEditorResources.CONSTANTS.FieldValue());
Button lit = new Button(GuidedRuleEditorResources.CONSTANTS.LiteralValue());
int litValueType = isDropDownDataEnum && dropDownData != null ? SingleFieldConstraint.TYPE_ENUM : SingleFieldConstraint.TYPE_LITERAL;
lit.addClickHandler(getValueTypeFormOnClickHandler(con,
form,
litValueType));
boolean showLiteralSelector = true;
boolean showFormulaSelector = !OperatorsOracle.operatorRequiresList(con.getOperator());
boolean showVariableSelector = !OperatorsOracle.operatorRequiresList(con.getOperator());
boolean showExpressionSelector = !OperatorsOracle.operatorRequiresList(con.getOperator());
if (con instanceof SingleFieldConstraint) {
SingleFieldConstraint sfc = (SingleFieldConstraint) con;
String fieldName = sfc.getFieldName();
if (fieldName.equals(DataType.TYPE_THIS)) {
showLiteralSelector = CEPOracle.isCEPOperator(sfc.getOperator());
showFormulaSelector = showFormulaSelector && showLiteralSelector;
}
} else if (con instanceof ConnectiveConstraint) {
ConnectiveConstraint cc = (ConnectiveConstraint) con;
String fieldName = cc.getFieldName();
if (fieldName.equals(DataType.TYPE_THIS)) {
showLiteralSelector = CEPOracle.isCEPOperator(cc.getOperator());
showFormulaSelector = showFormulaSelector && showLiteralSelector;
}
}
//Literal value selector
if (showLiteralSelector) {
form.addAttribute(GuidedRuleEditorResources.CONSTANTS.LiteralValue() + ":",
widgets(lit,
new InfoPopup(GuidedRuleEditorResources.CONSTANTS.LiteralValue(),
GuidedRuleEditorResources.CONSTANTS.LiteralValTip())));
}
//Template key selector
if (modeller.isTemplate()) {
String templateKeyLabel = GuidedRuleEditorResources.CONSTANTS.TemplateKey();
Button templateKeyButton = new Button(templateKeyLabel);
templateKeyButton.addClickHandler(getValueTypeFormOnClickHandler(con,
form,
SingleFieldConstraint.TYPE_TEMPLATE));
form.addAttribute(templateKeyLabel + ":",
widgets(templateKeyButton,
new InfoPopup(templateKeyLabel,
GuidedRuleEditorResources.CONSTANTS.LiteralValTip())));
}
//Divider, if we have any advanced options
if (showVariableSelector || showFormulaSelector || showExpressionSelector) {
form.addRow(new HTML("<hr/>"));
form.addRow(new SmallLabel(GuidedRuleEditorResources.CONSTANTS.AdvancedOptions()));
}
//Show variables selector, if there are any variables in scope
if (showVariableSelector) {
List<String> bindingsInScope = this.model.getBoundVariablesInScope(this.constraint);
if (bindingsInScope.size() > 0 || DataType.TYPE_COLLECTION.equals(this.fieldType)) {
final Button bindingButton = new Button(GuidedRuleEditorResources.CONSTANTS.BoundVariable());
//This Set is used as a 1flag to know whether the button has been added; due to use of callbacks
final Set<Button> bindingButtonContainer = new HashSet<Button>();
for (String var : bindingsInScope) {
helper.isApplicableBindingsInScope(var,
new Callback<Boolean>() {
@Override
public void callback(final Boolean result) {
if (Boolean.TRUE.equals(result)) {
if (!bindingButtonContainer.contains(bindingButton)) {
bindingButtonContainer.add(bindingButton);
bindingButton.addClickHandler(getValueTypeFormOnClickHandler(con,
form,
SingleFieldConstraint.TYPE_VARIABLE));
form.addAttribute(GuidedRuleEditorResources.CONSTANTS.AVariable(),
widgets(bindingButton,
new InfoPopup(GuidedRuleEditorResources.CONSTANTS.ABoundVariable(),
GuidedRuleEditorResources.CONSTANTS.BoundVariableTip())));
}
}
}
});
}
}
}
//Formula selector
if (showFormulaSelector) {
Button formula = new Button(GuidedRuleEditorResources.CONSTANTS.NewFormula());
formula.addClickHandler(getValueTypeFormOnClickHandler(con,
form,
SingleFieldConstraint.TYPE_RET_VALUE));
form.addAttribute(GuidedRuleEditorResources.CONSTANTS.AFormula() + ":",
widgets(formula,
new InfoPopup(GuidedRuleEditorResources.CONSTANTS.AFormula(),
GuidedRuleEditorResources.CONSTANTS.FormulaExpressionTip())));
}
//Expression selector
if (showExpressionSelector) {
Button expression = new Button(GuidedRuleEditorResources.CONSTANTS.ExpressionEditor());
expression.addClickHandler(getValueTypeFormOnClickHandler(con,
form,
SingleFieldConstraint.TYPE_EXPR_BUILDER_VALUE));
form.addAttribute(GuidedRuleEditorResources.CONSTANTS.ExpressionEditor() + ":",
widgets(expression,
new InfoPopup(GuidedRuleEditorResources.CONSTANTS.ExpressionEditor(),
GuidedRuleEditorResources.CONSTANTS.ExpressionEditor())));
}
form.show();
}
private ClickHandler getValueTypeFormOnClickHandler(BaseSingleFieldConstraint con,
FormStylePopup form,
int type) {
return new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
con.setConstraintValueType(type);
doTypeChosen(form);
}
};
}
private void doTypeChosen() {
executeOnValueChangeCommand();
executeOnTemplateVariablesChange();
refreshEditor();
}
private void doTypeChosen(final FormStylePopup form) {
doTypeChosen();
form.hide();
}
private Panel widgets(IsWidget left,
IsWidget right) {
HorizontalPanel panel = new HorizontalPanel();
panel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
panel.add(left);
panel.add(right);
panel.setWidth("100%");
return panel;
}
public void setOnValueChangeCommand(Command onValueChangeCommand) {
this.onValueChangeCommand = onValueChangeCommand;
}
private void executeOnValueChangeCommand() {
if (this.onValueChangeCommand != null) {
this.onValueChangeCommand.execute();
}
}
public void setOnTemplateValueChangeCommand(Command onTemplateValueChangeCommand) {
this.onTemplateValueChangeCommand = onTemplateValueChangeCommand;
}
private DropDownData getDropDownData() {
//Set applicable flags and reference data depending upon type
if (DataType.TYPE_BOOLEAN.equals(this.fieldType)) {
this.isDropDownDataEnum = false;
this.dropDownData = DropDownData.create(new String[]{"true", "false"});
} else {
this.isDropDownDataEnum = true;
final Map<String, String> currentValueMap = new HashMap<String, String>();
if (constraintList != null && constraintList.getConstraints() != null) {
for (FieldConstraint con : constraintList.getConstraints()) {
if (con instanceof SingleFieldConstraint) {
SingleFieldConstraint sfc = (SingleFieldConstraint) con;
String fieldName = sfc.getFieldName();
currentValueMap.put(fieldName,
sfc.getValue());
}
}
}
this.dropDownData = oracle.getEnums(this.factType,
fieldName,
currentValueMap);
}
return dropDownData;
}
//Signal (potential) change in Template variables
private void executeOnTemplateVariablesChange() {
TemplateVariablesChangedEvent tvce = new TemplateVariablesChangedEvent(model);
eventBus.fireEventFromSource(tvce,
model);
}
WorkingSetManager getWorkingSetManager() {
if (workingSetManager == null) {
workingSetManager = IOC.getBeanManager().lookupBean(WorkingSetManager.class).getInstance();
}
return workingSetManager;
}
Widget getConstraintWidget() {
return constraintWidget;
}
}