Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.dynamic.data.mapping.util; import com.liferay.dynamic.data.mapping.BaseDDMTestCase; import com.liferay.dynamic.data.mapping.internal.util.DDMImpl; import com.liferay.dynamic.data.mapping.io.DDMFormValuesJSONDeserializer; import com.liferay.dynamic.data.mapping.io.DDMFormValuesJSONSerializer; import com.liferay.dynamic.data.mapping.io.internal.DDMFormValuesJSONDeserializerImpl; import com.liferay.dynamic.data.mapping.io.internal.DDMFormValuesJSONSerializerImpl; import com.liferay.dynamic.data.mapping.model.DDMForm; import com.liferay.dynamic.data.mapping.model.DDMFormField; import com.liferay.dynamic.data.mapping.model.DDMFormLayout; import com.liferay.dynamic.data.mapping.model.DDMFormLayoutColumn; import com.liferay.dynamic.data.mapping.model.DDMFormLayoutPage; import com.liferay.dynamic.data.mapping.model.DDMFormLayoutRow; import com.liferay.dynamic.data.mapping.model.DDMStructure; import com.liferay.dynamic.data.mapping.storage.Field; import com.liferay.dynamic.data.mapping.storage.Fields; import com.liferay.portal.json.JSONFactoryImpl; import com.liferay.portal.kernel.util.LocaleUtil; import com.liferay.portal.kernel.util.ReflectionUtil; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.util.PropsValues; import java.io.Serializable; import java.util.Arrays; import java.util.List; import org.junit.Assert; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.powermock.core.classloader.annotations.PrepareForTest; import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor; import org.powermock.modules.junit4.PowerMockRunner; import org.skyscreamer.jsonassert.JSONAssert; /** * @author Marcellus Tavares */ @PrepareForTest(PropsValues.class) @RunWith(PowerMockRunner.class) @SuppressStaticInitializationFor({ "com.liferay.portal.kernel.xml.SAXReaderUtil", "com.liferay.portal.util.PropsValues" }) public class DDMImplTest extends BaseDDMTestCase { @Before @Override public void setUp() throws Exception { super.setUp(); setUpConfigurationFactoryUtil(); setUpDDM(); setUpDDMFormJSONDeserializer(); setUpDDMFormJSONSerializer(); setUpDDMFormValuesJSONDeserializer(); setUpDDMFormValuesJSONSerializer(); setUpDDMStructureLocalServiceUtil(); setUpJSONFactoryUtil(); setUpHtmlUtil(); setUpLanguageUtil(); setUpLocaleUtil(); setUpPropsValues(); setUpSAXReaderUtil(); } @Test public void testGetDefaultDDMFormLayout() { DDMForm ddmForm = createDDMForm("Text1", "Text2"); DDMFormLayout ddmFormLayout = _ddm.getDefaultDDMFormLayout(ddmForm); List<DDMFormLayoutPage> ddmFormLayoutPages = ddmFormLayout.getDDMFormLayoutPages(); Assert.assertEquals(ddmFormLayoutPages.toString(), 1, ddmFormLayoutPages.size()); DDMFormLayoutPage ddmFormLayoutPage = ddmFormLayoutPages.get(0); List<DDMFormLayoutRow> ddmFormLayoutRows = ddmFormLayoutPage.getDDMFormLayoutRows(); Assert.assertEquals(ddmFormLayoutRows.toString(), 2, ddmFormLayoutRows.size()); assertDefaultDDMFormLayoutRow("Text1", ddmFormLayoutRows.get(0)); assertDefaultDDMFormLayoutRow("Text2", ddmFormLayoutRows.get(1)); } @Test public void testMergeAfterNewFieldIsAddedAndPublishingContentAtBranch() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Text1807", "", true, false, false)); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingField = createField(ddmStructure.getStructureId(), "Text1807", null, null); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Text1807_INSTANCE_hgfs"); Fields existingFields = createFields(existingField, existingFieldsDisplayField); ddmStructure.setDDMForm(ddmForm); Field newField = createField(ddmStructure.getStructureId(), "Test2", null, null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Text1807_INSTANCE_hgfs,Text1853_INSTANCE_cgac"); Fields newFields = createFields(newField, newFieldsDisplayField); Fields mergedFields = _ddm.mergeFields(newFields, existingFields); Field fieldsDisplayField = mergedFields.get(DDMImpl.FIELDS_DISPLAY_NAME); Assert.assertNotNull(fieldsDisplayField); String fieldsDisplayValue = (String) fieldsDisplayField.getValue(); String[] fieldsDisplayValues = StringUtil.split(fieldsDisplayValue); testValues(fieldsDisplayValues, "Text1807_INSTANCE_hgfs", "Text1853_INSTANCE_cgac"); } @Test public void testMergeFieldsAfterFieldValueIsRemovedFromTheMiddleOfSeries() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Content", "", true, true, false)); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 2", "Content 3"), createValuesList("Conteudo 1", "Conteudo 2 ", "Conteudo 3")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content_INSTANCE_ovho,Content_INSTANCE_zuvh," + "Content_INSTANCE_yiek"); Fields existingFields = createFields(existingContentField, existingFieldsDisplayField); Field newContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 3"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content_INSTANCE_ovho,Content_INSTANCE_yiek"); Fields newFields = createFields(newContentField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualContentField = actualFields.get("Content"); Assert.assertNotNull(actualContentField); testValues(actualContentField.getValues(LocaleUtil.US), "Content 1", "Content 3"); testValues(actualContentField.getValues(LocaleUtil.BRAZIL), "Conteudo 1", "Conteudo 3"); } @Test public void testMergeFieldsAfterNewFieldIsAdded() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Title"), createTextDDMFormField("Content")); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingTitleField = createField(ddmStructure.getStructureId(), "Title", createValuesList("Title value"), null); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Title_INSTANCE_ovho"); Fields existingFields = createFields(existingTitleField, existingFieldsDisplayField); Field newContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content value"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Title_INSTANCE_ovho,Content_INSTANCE_yiek"); Fields newFields = createFields(existingTitleField, newContentField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualContentField = actualFields.get("Content"); Assert.assertNotNull(actualContentField); Assert.assertEquals("Content value", actualContentField.getValue(LocaleUtil.US)); } @Test public void testMergeFieldsAfterNewFieldValueIsInsertedInTheMiddleOfSeries() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Content", "", true, true, false)); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 3"), createValuesList("Conteudo 1", "Conteudo 3")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content_INSTANCE_ovho,Content_INSTANCE_yiek"); Fields existingFields = createFields(existingContentField, existingFieldsDisplayField); Field newContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 2", "Content 3"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content_INSTANCE_ovho,Content_INSTANCE_zuvh," + "Content_INSTANCE_yiek"); Fields newFields = createFields(newContentField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualContentField = actualFields.get("Content"); Assert.assertNotNull(actualContentField); testValues(actualContentField.getValues(LocaleUtil.US), "Content 1", "Content 2", "Content 3"); testValues(actualContentField.getValues(LocaleUtil.BRAZIL), "Conteudo 1", "Content 2", "Conteudo 3"); } @Test public void testMergeFieldsAfterNewLocalizedFieldValueIsAdded() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Title")); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingTitleField = createField(ddmStructure.getStructureId(), "Title", createValuesList("Title value"), null); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Title_INSTANCE_ovho"); Fields existingFields = createFields(existingTitleField, existingFieldsDisplayField); Field newTitleField = createField(ddmStructure.getStructureId(), "Title", createValuesList("Modified title value"), createValuesList("Valor do titulo modificado")); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Title_INSTANCE_ovho"); Fields newFields = createFields(newTitleField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualContentField = actualFields.get("Title"); Assert.assertNotNull(actualContentField); Assert.assertEquals("Modified title value", actualContentField.getValue(LocaleUtil.US)); Assert.assertEquals("Valor do titulo modificado", actualContentField.getValue(LocaleUtil.BRAZIL)); } @Test public void testMergeFieldsAfterRepeatableParentAndChildAreModified() throws Exception { DDMForm ddmForm = createDDMForm(); DDMFormField textDDMFormField = createTextDDMFormField("Name", "", true, true, false); List<DDMFormField> nestedDDMFormFields = textDDMFormField.getNestedDDMFormFields(); nestedDDMFormFields.add(createTextDDMFormField("Phone", "", true, true, false)); addDDMFormFields(ddmForm, textDDMFormField); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingNameField = createField(ddmStructure.getStructureId(), "Name", createValuesList("Paul", "Joe"), createValuesList("Paulo", "Joao")); Field existingPhoneField = createField(ddmStructure.getStructureId(), "Phone", createValuesList("Paul's Phone 1", "Paul's Phone 2", "Joe's Phone"), createValuesList("Telefone de Paulo 1", "Telefone de Paulo 2", "Telefone de Joao")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Name_INSTANCE_rztm,Phone_INSTANCE_ovho,Phone_INSTANCE_krvx," + "Name_INSTANCE_rght,Phone_INSTANCE_latb"); Fields existingFields = createFields(existingNameField, existingPhoneField, existingFieldsDisplayField); Field newNameField = createField(ddmStructure.getStructureId(), "Name", createValuesList("Paul Smith", "Joe William", "Charlie Parker"), null); Field newPhoneField = createField(ddmStructure.getStructureId(), "Phone", createValuesList( "Paul Smith phone", "Joe William Phone 1", "Joe William Phone 2", "Charlie Parker phone"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Name_INSTANCE_rztm,Phone_INSTANCE_ovho,Name_INSTANCE_rght," + "Phone_INSTANCE_latb,Phone_INSTANCE_uytw,Name_INSTANCE_jwop," + "Phone_INSTANCE_yhgl"); Fields newFields = createFields(newNameField, newPhoneField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualNameField = actualFields.get("Name"); Assert.assertNotNull(actualNameField); testValues(actualNameField.getValues(LocaleUtil.US), "Paul Smith", "Joe William", "Charlie Parker"); testValues(actualNameField.getValues(LocaleUtil.BRAZIL), "Paulo", "Joao", "Charlie Parker"); Field actualPhoneField = actualFields.get("Phone"); Assert.assertNotNull(actualPhoneField); testValues(actualPhoneField.getValues(LocaleUtil.US), "Paul Smith phone", "Joe William Phone 1", "Joe William Phone 2", "Charlie Parker phone"); testValues(actualPhoneField.getValues(LocaleUtil.BRAZIL), "Telefone de Paulo 1", "Telefone de Joao", "Joe William Phone 2", "Charlie Parker phone"); } @Test public void testMergeFieldsAfterRepeatableTransientParentIsAppended() throws Exception { DDMForm ddmForm = createDDMForm(); DDMFormField separatorDDMFormField = createSeparatorDDMFormField("Separator", true); addNestedTextDDMFormFields(separatorDDMFormField, "Content"); addDDMFormFields(ddmForm, separatorDDMFormField); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 2"), createValuesList("Conteudo 1", "Conteudo 2")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Separator_INSTANCE_rztm,Content_INSTANCE_ovho," + "Separator_INSTANCE_krvx,Content_INSTANCE_yiek"); Fields existingFields = createFields(existingContentField, existingFieldsDisplayField); Field newContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 2", "Content 3"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Separator_INSTANCE_rztm,Content_INSTANCE_ovho," + "Separator_INSTANCE_krvx,Content_INSTANCE_yiek," + "Separator_INSTANCE_yhrw,Content_INSTANCE_jtvx"); Fields newFields = createFields(newContentField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualContentField = actualFields.get("Content"); Assert.assertNotNull(actualContentField); testValues(actualContentField.getValues(LocaleUtil.US), "Content 1", "Content 2", "Content 3"); testValues(actualContentField.getValues(LocaleUtil.BRAZIL), "Conteudo 1", "Conteudo 2", "Content 3"); } @Test public void testMergeFieldsWhenAddingTranslationAtBranch() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Localizable", "", true, false, false)); addDDMFormFields(ddmForm, createTextDDMFormField("Nonlocalizable", "", false, false, false)); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingLocalizableField = createField(ddmStructure.getStructureId(), "Localizable", createValuesList("Joe"), null); Field existingNonlocalizableField = createField(ddmStructure.getStructureId(), "Nonlocalizable", createValuesList("Nonlocalizable"), null); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Localizable_INSTANCE_ovho,Nonlocalizable_INSTANCE_zuvh"); Fields existingFields = createFields(existingLocalizableField, existingNonlocalizableField, existingFieldsDisplayField); Field newLocalizedField = createBRField(ddmStructure.getStructureId(), "Localizable", createValuesList("Joao")); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Localizable_INSTANCE_ovho"); Fields newFields = createFields(newLocalizedField, newFieldsDisplayField); Fields mergedFields = _ddm.mergeFields(newFields, existingFields); Field fieldsDisplayField = mergedFields.get(_ddm.FIELDS_DISPLAY_NAME); Assert.assertNotNull(fieldsDisplayField); String fieldsDisplayValue = (String) fieldsDisplayField.getValue(); String[] fieldsDisplayValues = StringUtil.split(fieldsDisplayValue); testValues(fieldsDisplayValues, "Localizable_INSTANCE_ovho", "Nonlocalizable_INSTANCE_zuvh"); } @Test public void testMergeFieldsWithFieldsValuesWithNoInstanceSuffix() throws Exception { DDMForm ddmForm = createDDMForm(); addDDMFormFields(ddmForm, createTextDDMFormField("Content", "", true, true, false)); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 2", "Content 3"), createValuesList("Conteudo 1", "Conteudo 2 ", "Conteudo 3")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content,Content,Content"); Fields existingFields = createFields(existingContentField, existingFieldsDisplayField); Field newContentField = createField(ddmStructure.getStructureId(), "Content", createValuesList("Content 1", "Content 3"), null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Content,Content"); Fields newFields = createFields(newContentField, newFieldsDisplayField); try { _ddm.mergeFields(newFields, existingFields); Assert.fail(); } catch (NullPointerException npe) { } } @Test public void testMergeFieldsWithMatchingFieldNames() throws Exception { DDMForm ddmForm = createDDMForm(); DDMFormField textDDMFormField = createTextDDMFormField("Name", "", true, true, false); List<DDMFormField> nestedDDMFormFields = textDDMFormField.getNestedDDMFormFields(); nestedDDMFormFields.add(createTextDDMFormField("NameNested", "", true, true, false)); addDDMFormFields(ddmForm, textDDMFormField); DDMStructure ddmStructure = createStructure("Test Structure", ddmForm); Field existingNameField = createField(ddmStructure.getStructureId(), "Name", createValuesList("Name 1", "Name 2"), createValuesList("Nome 1", "Nome 2")); Field existingNameNestedField = createField(ddmStructure.getStructureId(), "NameNested", createValuesList("Name nested 1", "Name nested 2"), createValuesList("Nome nested 1", "Nome nested 2")); Field existingFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Name_INSTANCE_rztm,NameNested_INSTANCE_ovho,Name_INSTANCE_krvx," + "NameNested_INSTANCE_rght"); Fields existingFields = createFields(existingNameField, existingNameNestedField, existingFieldsDisplayField); Field newNameField = createField(ddmStructure.getStructureId(), "Name", null, null); Field newNameNestedField = createField(ddmStructure.getStructureId(), "NameNested", null, null); Field newFieldsDisplayField = createFieldsDisplayField(ddmStructure.getStructureId(), "Name_INSTANCE_rztm,NameNested_INSTANCE_ovho,Name_INSTANCE_krvx," + "NameNested_INSTANCE_rght"); Fields newFields = createFields(newNameField, newNameNestedField, newFieldsDisplayField); Fields actualFields = _ddm.mergeFields(newFields, existingFields); Field actualNameField = actualFields.get("Name"); testValues(actualNameField.getValues(LocaleUtil.US), "Name 1", "Name 2"); testValues(actualNameField.getValues(LocaleUtil.BRAZIL), "Nome 1", "Nome 2"); Field actualNameNestedField = actualFields.get("NameNested"); testValues(actualNameNestedField.getValues(LocaleUtil.US), "Name nested 1", "Name nested 2"); testValues(actualNameNestedField.getValues(LocaleUtil.BRAZIL), "Nome nested 1", "Nome nested 2"); } @Test public void testUpdateDDMFormDefaultLocale() throws Exception { String expectedSerializedDDMForm = read( "dynamic-data-mapping-structure-definition-updated-default-" + "locale.json"); String serializedDDMForm = read("dynamic-data-mapping-structure-definition.json"); DDMForm ddmForm = _ddm.updateDDMFormDefaultLocale(ddmFormJSONDeserializer.deserialize(serializedDDMForm), LocaleUtil.BRAZIL); String actualSerializedDDMForm = ddmFormJSONSerializer.serialize(ddmForm); JSONAssert.assertEquals(expectedSerializedDDMForm, actualSerializedDDMForm, false); } protected void assertDefaultDDMFormLayoutRow(String expectedDDMFormFieldName, DDMFormLayoutRow actualDDMFormLayoutRow) { List<DDMFormLayoutColumn> actualDDMFormLayoutColumns = actualDDMFormLayoutRow.getDDMFormLayoutColumns(); Assert.assertEquals(actualDDMFormLayoutColumns.toString(), 1, actualDDMFormLayoutColumns.size()); DDMFormLayoutColumn actualDDMFormLayoutColumn = actualDDMFormLayoutColumns.get(0); List<String> actualDDMFormFieldNames = actualDDMFormLayoutColumn.getDDMFormFieldNames(); Assert.assertEquals(expectedDDMFormFieldName, actualDDMFormFieldNames.get(0)); Assert.assertEquals(DDMFormLayoutColumn.FULL, actualDDMFormLayoutColumn.getSize()); } protected void setUpDDM() throws Exception { java.lang.reflect.Field field = ReflectionUtil.getDeclaredField(DDMImpl.class, "_ddmFormJSONDeserializer"); field.set(_ddm, ddmFormJSONDeserializer); field = ReflectionUtil.getDeclaredField(DDMImpl.class, "_ddmFormValuesJSONDeserializer"); field.set(_ddm, _ddmFormValuesJSONDeserializer); field = ReflectionUtil.getDeclaredField(DDMImpl.class, "_ddmFormValuesJSONSerializer"); field.set(_ddm, _ddmFormValuesJSONSerializer); } protected void setUpDDMFormValuesJSONDeserializer() throws Exception { java.lang.reflect.Field field = ReflectionUtil.getDeclaredField(DDMFormValuesJSONDeserializerImpl.class, "_jsonFactory"); field.set(_ddmFormValuesJSONDeserializer, new JSONFactoryImpl()); } protected void setUpDDMFormValuesJSONSerializer() throws Exception { java.lang.reflect.Field field = ReflectionUtil.getDeclaredField(DDMFormValuesJSONSerializerImpl.class, "_jsonFactory"); field.set(_ddmFormValuesJSONSerializer, new JSONFactoryImpl()); } protected void testValues(List<Serializable> actualValues, String... expectedValues) { Assert.assertEquals(actualValues.toString(), expectedValues.length, actualValues.size()); for (int i = 0; i < expectedValues.length; i++) { Assert.assertEquals(expectedValues[i], actualValues.get(i)); } } protected void testValues(String[] actualValues, String... expectedValues) { Assert.assertEquals(Arrays.toString(actualValues), expectedValues.length, actualValues.length); for (int i = 0; i < expectedValues.length; i++) { Assert.assertEquals(expectedValues[i], actualValues[i]); } } private final DDMImpl _ddm = new DDMImpl(); private final DDMFormValuesJSONDeserializer _ddmFormValuesJSONDeserializer = new DDMFormValuesJSONDeserializerImpl(); private final DDMFormValuesJSONSerializer _ddmFormValuesJSONSerializer = new DDMFormValuesJSONSerializerImpl(); }