Package org.pentaho.reporting.engine.classic.core.layout

Source Code of org.pentaho.reporting.engine.classic.core.layout.OrphanTest

/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.reporting.engine.classic.core.layout;

import java.io.IOException;

import junit.framework.TestCase;
import org.pentaho.reporting.engine.classic.core.AttributeNames;
import org.pentaho.reporting.engine.classic.core.Band;
import org.pentaho.reporting.engine.classic.core.ClassicEngineBoot;
import org.pentaho.reporting.engine.classic.core.Element;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.RelationalGroup;
import org.pentaho.reporting.engine.classic.core.ReportHeader;
import org.pentaho.reporting.engine.classic.core.ReportProcessingException;
import org.pentaho.reporting.engine.classic.core.SimplePageDefinition;
import org.pentaho.reporting.engine.classic.core.SubReport;
import org.pentaho.reporting.engine.classic.core.TableDataFactory;
import org.pentaho.reporting.engine.classic.core.filter.types.LabelType;
import org.pentaho.reporting.engine.classic.core.function.FormulaExpression;
import org.pentaho.reporting.engine.classic.core.layout.model.LogicalPageBox;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderBox;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderNode;
import org.pentaho.reporting.engine.classic.core.layout.output.ContentProcessingException;
import org.pentaho.reporting.engine.classic.core.layout.table.TableTestUtil;
import org.pentaho.reporting.engine.classic.core.modules.parser.bundle.writer.BundleWriterException;
import org.pentaho.reporting.engine.classic.core.style.BandStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.testsupport.DebugReportRunner;
import org.pentaho.reporting.engine.classic.core.testsupport.selector.MatchFactory;
import org.pentaho.reporting.engine.classic.core.util.PageSize;
import org.pentaho.reporting.engine.classic.core.util.TypedTableModel;
import org.pentaho.reporting.engine.classic.core.util.geom.StrictGeomUtility;
import org.pentaho.reporting.libraries.repository.ContentIOException;

@SuppressWarnings("HardCodedStringLiteral")
public class OrphanTest extends TestCase
{
  public OrphanTest()
  {
  }

  protected void setUp() throws Exception
  {
    ClassicEngineBoot.getInstance().start();
  }


  public void testStandardLayout() throws ReportProcessingException, ContentProcessingException
  {
    final MasterReport report = new MasterReport();
    report.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));

    final Band detailBody = new Band();
    detailBody.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    detailBody.setName("detail-body-1");
    detailBody.addElement(createBand("ib1"));
    detailBody.addElement(createBand("ib2"));
    detailBody.addElement(createBand("ib3"));

    final Band insideGroup = new Band();
    insideGroup.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    insideGroup.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    insideGroup.setName("group-inside");
    insideGroup.addElement(createBand("group-header-inside"));
    insideGroup.addElement(detailBody);
    insideGroup.addElement(createBand("group-footer-inside"));

    final Band detailBody2 = new Band();
    detailBody2.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    detailBody2.setName("detail-body-2");
    detailBody2.addElement(createBand("ib1"));
    detailBody2.addElement(createBand("ib2"));
    detailBody2.addElement(createBand("ib3"));

    final Band insideGroup2 = new Band();
    insideGroup2.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    insideGroup2.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    insideGroup2.setName("group-inside");
    insideGroup2.addElement(createBand("group-header-inside"));
    insideGroup2.addElement(detailBody2);
    insideGroup2.addElement(createBand("group-footer-inside"));

    final Band outsideBody = new Band();
    outsideBody.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    outsideBody.setName("group-body-outside");
    outsideBody.addElement(insideGroup);
    outsideBody.addElement(insideGroup2);

    final ReportHeader band = report.getReportHeader();
    band.getStyle().setStyleProperty(ElementStyleKeys.AVOID_PAGEBREAK_INSIDE, false);
    band.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    band.setName("group-outside");
    band.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    band.addElement(createBand("group-header-outside"));
    band.addElement(outsideBody);
    band.addElement(createBand("group-footer-outside"));

    final LogicalPageBox logicalPageBox = DebugReportRunner.layoutSingleBand(report, band, false, false);
    final RenderNode grOut = MatchFactory.findElementByName(logicalPageBox, "group-outside");
    assertTrue(grOut instanceof RenderBox);
    final RenderBox grOutBox = (RenderBox) grOut;
    assertEquals(StrictGeomUtility.toInternalValue(60), grOutBox.getOrphanConstraintSize());

    final RenderNode grIn = MatchFactory.findElementByName(logicalPageBox, "group-inside");
    assertTrue(grIn instanceof RenderBox);
    final RenderBox grInBox = (RenderBox) grIn;
    assertEquals(StrictGeomUtility.toInternalValue(40), grInBox.getOrphanConstraintSize());

    //ModelPrinter.INSTANCE.print(logicalPageBox);
  }


  public void testStandardLayoutKT() throws ReportProcessingException, ContentProcessingException
  {
    final MasterReport report = new MasterReport();
    report.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));

    final Band detailBody = new Band();
    detailBody.getStyle().setStyleProperty(ElementStyleKeys.AVOID_PAGEBREAK_INSIDE, true);
    detailBody.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    detailBody.setName("detail-body-1");
    detailBody.addElement(createBand("ib1"));
    detailBody.addElement(createBand("ib2"));
    detailBody.addElement(createBand("ib3"));

    final Band insideGroup = new Band();
    insideGroup.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    insideGroup.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    insideGroup.setName("group-inside");
    insideGroup.addElement(createBand("group-header-inside"));
    insideGroup.addElement(detailBody);
    insideGroup.addElement(createBand("group-footer-inside"));

    final Band detailBody2 = new Band();
    detailBody2.getStyle().setStyleProperty(ElementStyleKeys.AVOID_PAGEBREAK_INSIDE, true);
    detailBody2.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    detailBody2.setName("detail-body-2");
    detailBody2.addElement(createBand("ib1"));
    detailBody2.addElement(createBand("ib2"));
    detailBody2.addElement(createBand("ib3"));

    final Band insideGroup2 = new Band();
    insideGroup2.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    insideGroup2.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    insideGroup2.setName("group-inside");
    insideGroup2.addElement(createBand("group-header-inside"));
    insideGroup2.addElement(detailBody2);
    insideGroup2.addElement(createBand("group-footer-inside"));

    final Band outsideBody = new Band();
    outsideBody.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    outsideBody.setName("group-body-outside");
    outsideBody.addElement(insideGroup);
    outsideBody.addElement(insideGroup2);

    final ReportHeader band = report.getReportHeader();
    band.getStyle().setStyleProperty(ElementStyleKeys.AVOID_PAGEBREAK_INSIDE, false);
    band.setLayout(BandStyleKeys.LAYOUT_BLOCK);
    band.setName("group-outside");
    band.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    band.addElement(createBand("group-header-outside"));
    band.addElement(outsideBody);
    band.addElement(createBand("group-footer-outside"));

    final LogicalPageBox logicalPageBox = DebugReportRunner.layoutSingleBand(report, band, false, false);
    final RenderNode grOut = MatchFactory.findElementByName(logicalPageBox, "group-outside");
    assertTrue(grOut instanceof RenderBox);
    final RenderBox grOutBox = (RenderBox) grOut;
    assertEquals(StrictGeomUtility.toInternalValue(100), grOutBox.getOrphanConstraintSize());

    final RenderNode grIn = MatchFactory.findElementByName(logicalPageBox, "group-inside");
    assertTrue(grIn instanceof RenderBox);
    final RenderBox grInBox = (RenderBox) grIn;
    assertEquals(StrictGeomUtility.toInternalValue(80), grInBox.getOrphanConstraintSize());

    //ModelPrinter.INSTANCE.print(logicalPageBox);
  }

  public void testReport() throws ReportProcessingException, IOException, ContentIOException, BundleWriterException
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "2", "row-1");
    model.addRow("b", "1", "row-2");
    model.addRow("b", "2", "row-3");
    model.addRow("b", "2", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "3", "row-6");
    model.addRow("a", "1", "row-7");
    model.addRow("b", "1", "row-8");
    model.addRow("b", "2", "row-9");

    final MasterReport report = new MasterReport();
    report.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createDataItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

//    BundleWriter.writeReportToZipFile(report, "/tmp/Prd-2087-Orphan-0.prpt");
    DebugReportRunner.createPDF(report);
//    PdfReportUtil.createPDF(report, "/tmp/OrphanTest.pdf");
  }

  public void testSubReport() throws ReportProcessingException, IOException, ContentIOException, BundleWriterException
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "2", "row-1");
    model.addRow("b", "1", "row-2");
    model.addRow("b", "2", "row-3");
    model.addRow("b", "2", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "3", "row-6");
    model.addRow("a", "1", "row-7");
    model.addRow("b", "1", "row-8");
    model.addRow("b", "2", "row-9");

    final SubReport report = new SubReport();
    report.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, 200f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_X, 100f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_Y, 20f);
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createDataItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);


    final MasterReport master = new MasterReport();
    master.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    master.getReportHeader().addElement(report);

//    BundleWriter.writeReportToZipFile(master, "/tmp/Prd-2087-Orphan-3.prpt");
//    PdfReportUtil.createPDF(master, "/tmp/OrphanTest3.pdf");
    DebugReportRunner.createPDF(master);
  }

  public void testInvalidReport() throws Exception
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "1", "row-1");
    model.addRow("a", "1", "row-2");
    model.addRow("a", "2", "row-3");
    model.addRow("b", "1", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "2", "row-6");
    model.addRow("b", "2", "row-7");
    model.addRow("b", "3", "row-8");
    model.addRow("b", "3", "row-9");
    model.addRow("b", "3", "row-10");
    model.addRow("b", "3", "row-11");
    model.addRow("a", "1", "row-12");
    model.addRow("b", "1", "row-13");
    model.addRow("b", "2", "row-14");

    final MasterReport report = new MasterReport();
    report.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createFieldItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 200);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

//    BundleWriter.writeReportToZipFile(report, "/tmp/Prd-2087-Orphan-1.prpt");
    DebugReportRunner.createPDF(report);
//    PdfReportUtil.createPDF(report, "/tmp/OrphanTest1.pdf");

//    ModelPrinter.INSTANCE.print(DebugReportRunner.layoutPage(report, 1));
//    ModelPrinter.INSTANCE.print(DebugReportRunner.layoutPage(report, 2));
  }


  public void testInvalidSubReport() throws Exception
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "1", "row-1");
    model.addRow("a", "1", "row-2");
    model.addRow("a", "2", "row-3");
    model.addRow("b", "1", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "2", "row-6");
    model.addRow("b", "2", "row-7");
    model.addRow("b", "3", "row-8");
    model.addRow("b", "3", "row-9");
    model.addRow("b", "3", "row-10");
    model.addRow("b", "3", "row-11");
    model.addRow("a", "1", "row-12");
    model.addRow("b", "1", "row-13");
    model.addRow("b", "2", "row-14");

    final SubReport report = new SubReport();
    report.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, 200f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_X, 100f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_Y, 20f);
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createFieldItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 200);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final MasterReport master = new MasterReport();
    master.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    master.getReportHeader().addElement(report);

//    BundleWriter.writeReportToZipFile(master, "/tmp/Prd-2087-Orphan-4.prpt");
//    PdfReportUtil.createPDF(master, "/tmp/OrphanTest4.pdf");
    DebugReportRunner.createPDF(master);
  }

  public void testInvalidReport2() throws Exception
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "1", "row-1");
    model.addRow("a", "1", "row-2");
    model.addRow("a", "2", "row-3");
    model.addRow("b", "1", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "2", "row-6");
    model.addRow("b", "2", "row-7");
    model.addRow("b", "3", "row-8");
    model.addRow("b", "3", "row-9");
    model.addRow("b", "3", "row-10");
    model.addRow("b", "3", "row-11");
    model.addRow("b", "3", "row-12");
    model.addRow("a", "1", "row-13");
    model.addRow("b", "1", "row-14");
    model.addRow("b", "2", "row-15");

    final MasterReport report = new MasterReport();
    report.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createFieldItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 200);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

//    PdfReportUtil.createPDF(report, "/tmp/OrphanTest2.pdf");
//    BundleWriter.writeReportToZipFile(report, "/tmp/Prd-2087-Orphan-2.prpt");
    DebugReportRunner.createPDF(report);

//    ModelPrinter.INSTANCE.print(DebugReportRunner.layoutPage(report, 4));
//    ModelPrinter.INSTANCE.print(DebugReportRunner.layoutPage(report, 5));
  }


  public void testInvalidSubReport2() throws Exception
  {
    final TypedTableModel model = new TypedTableModel();
    model.addColumn("g0", String.class);
    model.addColumn("g1", String.class);
    model.addColumn("value", String.class);
    model.addRow("a", "1", "row-0");
    model.addRow("a", "1", "row-1");
    model.addRow("a", "1", "row-2");
    model.addRow("a", "2", "row-3");
    model.addRow("b", "1", "row-4");
    model.addRow("b", "2", "row-5");
    model.addRow("b", "2", "row-6");
    model.addRow("b", "2", "row-7");
    model.addRow("b", "3", "row-8");
    model.addRow("b", "3", "row-9");
    model.addRow("b", "3", "row-10");
    model.addRow("b", "3", "row-11");
    model.addRow("b", "3", "row-12");
    model.addRow("a", "1", "row-13");
    model.addRow("b", "1", "row-14");
    model.addRow("b", "2", "row-15");

    final SubReport report = new SubReport();
    report.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, 200f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_X, 100f);
    report.getStyle().setStyleProperty(ElementStyleKeys.POS_Y, 20f);
    report.addGroup(new RelationalGroup());
    report.setDataFactory(new TableDataFactory("query", model));
    report.setQuery("query");

    final RelationalGroup group0 = (RelationalGroup) report.getGroup(0);
    group0.setName("outer-group");
    group0.addField("g0");
    group0.getHeader().addElement(createDataItem("outer-header-field", 100, 20));
    group0.getFooter().addElement(createDataItem("outer-footer-field", 100, 20));
    group0.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final RelationalGroup group1 = (RelationalGroup) report.getGroup(1);
    group1.setName("inner-group");
    group1.addField("g1");
    group1.getHeader().addElement(createDataItem("inner-header-field", 100, 20));
    group1.getFooter().addElement(createDataItem("inner-footer-field", 100, 20));
    report.getItemBand().addElement(createFieldItem("detail-field", 100, 20));
    report.getItemBand().getParentSection().getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 200);
    group1.getStyle().setStyleProperty(ElementStyleKeys.ORPHANS, 2);

    final MasterReport master = new MasterReport();
    master.setPageDefinition(new SimplePageDefinition(new PageSize(500, 100)));
    master.getReportHeader().addElement(report);

//    BundleWriter.writeReportToZipFile(master, "/tmp/Prd-2087-Orphan-5.prpt");
//    PdfReportUtil.createPDF(master, "/tmp/OrphanTest5.pdf");
    DebugReportRunner.createPDF(master);
  }

  public static Element createDataItem(final String text, final float width, final float height)
  {
    final Element label = new Element();
    label.setElementType(LabelType.INSTANCE);
    label.setName(text);
    label.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, text);
    label.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, width);
    label.getStyle().setStyleProperty(ElementStyleKeys.MIN_HEIGHT, height);
    return label;
  }

  public static Element createFieldItem(final String text, final float width, final float height)
  {
    final FormulaExpression fe = new FormulaExpression();
    fe.setFormula("=[value]");

    final Element label = new Element();
    label.setElementType(LabelType.INSTANCE);
    label.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, text);
    label.getStyle().setStyleProperty(ElementStyleKeys.MIN_WIDTH, width);
    label.getStyle().setStyleProperty(ElementStyleKeys.MIN_HEIGHT, height);
    label.setAttributeExpression(AttributeNames.Core.NAMESPACE, AttributeNames.Core.NAME, fe);
    label.setAttributeExpression(AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE, fe);
    return label;
  }

  private static void assertElementDoesNotExist(final String element, final RenderBox box)
  {
    final RenderNode ib1 = MatchFactory.findElementByName(box, element);
    assertNull("Element '" + element + "' does NOT exist.", ib1);
  }

  private static void assertElementExists(final String element, final RenderBox box)
  {
    final RenderNode ib1 = MatchFactory.findElementByName(box, element);
    assertNotNull("Element '" + element + "' exists.", ib1);
  }

  private Band createBand(final String name)
  {
    return createBand(name, 20);
  }

  private Band createBand(final String name, final float height)
  {
    final Band ghO1 = new Band();
    ghO1.setName(name);
    ghO1.getStyle().setStyleProperty(ElementStyleKeys.WIDOW_ORPHAN_OPT_OUT, false);
    ghO1.addElement(TableTestUtil.createDataItem(name, 100, height));
    return ghO1;
  }
}
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Related Classes of org.pentaho.reporting.engine.classic.core.layout.OrphanTest

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