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hrmsEjb/net/sf/jasperreports/engine/base/JRBaseGroup.java

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+package net.sf.jasperreports.engine.base;
+
+import java.io.Serializable;
+import net.sf.jasperreports.engine.JRBand;
+import net.sf.jasperreports.engine.JRExpression;
+import net.sf.jasperreports.engine.JRGroup;
+import net.sf.jasperreports.engine.JRRuntimeException;
+import net.sf.jasperreports.engine.JRVariable;
+import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
+import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
+
+public class JRBaseGroup implements JRGroup, Serializable, JRChangeEventsSupport {
+  private static final long serialVersionUID = 10200L;
+  
+  public static final String PROPERTY_MIN_HEIGHT_TO_START_NEW_PAGE = "minHeightToStartNewPage";
+  
+  public static final String PROPERTY_RESET_PAGE_NUMBER = "resetPageNumber";
+  
+  public static final String PROPERTY_REPRINT_HEADER_ON_EACH_PAGE = "reprintHeaderOnEachPage";
+  
+  public static final String PROPERTY_START_NEW_COLUMN = "startNewColumn";
+  
+  public static final String PROPERTY_START_NEW_PAGE = "startNewPage";
+  
+  protected String name = null;
+  
+  protected boolean isStartNewColumn = false;
+  
+  protected boolean isStartNewPage = false;
+  
+  protected boolean isResetPageNumber = false;
+  
+  protected boolean isReprintHeaderOnEachPage = false;
+  
+  protected int minHeightToStartNewPage = 0;
+  
+  protected JRExpression expression = null;
+  
+  protected JRBand groupHeader = null;
+  
+  protected JRBand groupFooter = null;
+  
+  protected JRVariable countVariable = null;
+  
+  private transient JRPropertyChangeSupport eventSupport;
+  
+  protected JRBaseGroup() {}
+  
+  protected JRBaseGroup(JRGroup group, JRBaseObjectFactory factory) {
+    factory.put(group, this);
+    this.name = group.getName();
+    this.isStartNewColumn = group.isStartNewColumn();
+    this.isStartNewPage = group.isStartNewPage();
+    this.isResetPageNumber = group.isResetPageNumber();
+    this.isReprintHeaderOnEachPage = group.isReprintHeaderOnEachPage();
+    this.minHeightToStartNewPage = group.getMinHeightToStartNewPage();
+    this.expression = factory.getExpression(group.getExpression());
+    this.groupHeader = factory.getBand(group.getGroupHeader());
+    this.groupFooter = factory.getBand(group.getGroupFooter());
+    this.countVariable = factory.getVariable(group.getCountVariable());
+  }
+  
+  public String getName() {
+    return this.name;
+  }
+  
+  public boolean isStartNewColumn() {
+    return this.isStartNewColumn;
+  }
+  
+  public void setStartNewColumn(boolean isStart) {
+    boolean old = this.isStartNewColumn;
+    this.isStartNewColumn = isStart;
+    getEventSupport().firePropertyChange("startNewColumn", old, this.isStartNewColumn);
+  }
+  
+  public boolean isStartNewPage() {
+    return this.isStartNewPage;
+  }
+  
+  public void setStartNewPage(boolean isStart) {
+    boolean old = this.isStartNewPage;
+    this.isStartNewPage = isStart;
+    getEventSupport().firePropertyChange("startNewPage", old, this.isStartNewPage);
+  }
+  
+  public boolean isResetPageNumber() {
+    return this.isResetPageNumber;
+  }
+  
+  public void setResetPageNumber(boolean isReset) {
+    boolean old = this.isResetPageNumber;
+    this.isResetPageNumber = isReset;
+    getEventSupport().firePropertyChange("resetPageNumber", old, this.isResetPageNumber);
+  }
+  
+  public boolean isReprintHeaderOnEachPage() {
+    return this.isReprintHeaderOnEachPage;
+  }
+  
+  public void setReprintHeaderOnEachPage(boolean isReprint) {
+    boolean old = this.isReprintHeaderOnEachPage;
+    this.isReprintHeaderOnEachPage = isReprint;
+    getEventSupport().firePropertyChange("reprintHeaderOnEachPage", old, this.isReprintHeaderOnEachPage);
+  }
+  
+  public int getMinHeightToStartNewPage() {
+    return this.minHeightToStartNewPage;
+  }
+  
+  public void setMinHeightToStartNewPage(int minHeight) {
+    int old = this.minHeightToStartNewPage;
+    this.minHeightToStartNewPage = minHeight;
+    getEventSupport().firePropertyChange("minHeightToStartNewPage", old, this.minHeightToStartNewPage);
+  }
+  
+  public JRExpression getExpression() {
+    return this.expression;
+  }
+  
+  public JRBand getGroupHeader() {
+    return this.groupHeader;
+  }
+  
+  public JRBand getGroupFooter() {
+    return this.groupFooter;
+  }
+  
+  public JRVariable getCountVariable() {
+    return this.countVariable;
+  }
+  
+  public Object clone() {
+    JRBaseGroup clone = null;
+    try {
+      clone = (JRBaseGroup)super.clone();
+    } catch (CloneNotSupportedException e) {
+      throw new JRRuntimeException(e);
+    } 
+    if (this.expression != null)
+      clone.expression = (JRExpression)this.expression.clone(); 
+    if (this.groupHeader != null)
+      clone.groupHeader = (JRBand)this.groupHeader.clone(); 
+    if (this.groupFooter != null)
+      clone.groupFooter = (JRBand)this.groupFooter.clone(); 
+    if (this.countVariable != null)
+      clone.countVariable = (JRVariable)this.countVariable.clone(); 
+    return clone;
+  }
+  
+  public JRPropertyChangeSupport getEventSupport() {
+    synchronized (this) {
+      if (this.eventSupport == null)
+        this.eventSupport = new JRPropertyChangeSupport(this); 
+    } 
+    return this.eventSupport;
+  }
+}