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hrmsEjb/net/sf/jasperreports/engine/design/JRDesignGroup.java

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+package net.sf.jasperreports.engine.design;
+
+import net.sf.jasperreports.engine.JRBand;
+import net.sf.jasperreports.engine.JRExpression;
+import net.sf.jasperreports.engine.JROrigin;
+import net.sf.jasperreports.engine.JRVariable;
+import net.sf.jasperreports.engine.base.JRBaseGroup;
+
+public class JRDesignGroup extends JRBaseGroup {
+  private static final long serialVersionUID = 10200L;
+  
+  public static final String PROPERTY_COUNT_VARIABLE = "countVariable";
+  
+  public static final String PROPERTY_EXPRESSION = "expression";
+  
+  public static final String PROPERTY_GROUP_FOOTER = "groupFooter";
+  
+  public static final String PROPERTY_GROUP_HEADER = "groupHeader";
+  
+  public static final String PROPERTY_NAME = "name";
+  
+  public void setName(String name) {
+    Object old = this.name;
+    this.name = name;
+    updateBandOrigins();
+    getEventSupport().firePropertyChange("name", old, this.name);
+  }
+  
+  public void setExpression(JRExpression expression) {
+    Object old = this.expression;
+    this.expression = expression;
+    getEventSupport().firePropertyChange("expression", old, this.expression);
+  }
+  
+  public void setGroupHeader(JRBand groupHeader) {
+    Object old = this.groupHeader;
+    this.groupHeader = groupHeader;
+    setBandOrigin(this.groupHeader, (byte)5);
+    getEventSupport().firePropertyChange("groupHeader", old, this.groupHeader);
+  }
+  
+  public void setGroupFooter(JRBand groupFooter) {
+    Object old = this.groupFooter;
+    this.groupFooter = groupFooter;
+    setBandOrigin(this.groupFooter, (byte)7);
+    getEventSupport().firePropertyChange("groupFooter", old, this.groupFooter);
+  }
+  
+  public void setCountVariable(JRVariable countVariable) {
+    Object old = this.countVariable;
+    this.countVariable = countVariable;
+    getEventSupport().firePropertyChange("countVariable", old, this.countVariable);
+  }
+  
+  protected void setBandOrigin(JRBand band, byte type) {
+    if (band instanceof JRDesignBand) {
+      JROrigin origin = new JROrigin(null, getName(), type);
+      ((JRDesignBand)band).setOrigin(origin);
+    } 
+  }
+  
+  protected void updateBandOrigins() {
+    setBandOrigin(getGroupHeader(), (byte)5);
+    setBandOrigin(getGroupFooter(), (byte)7);
+  }
+}