first commit

hrmsEjb/net/sf/jasperreports/engine/fill/JRFillCloneFactory.java

@@ -0,0 +1,28 @@
+package net.sf.jasperreports.engine.fill;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class JRFillCloneFactory {
+  private Map cloneMap = new HashMap();
+  
+  protected JRFillCloneable getCached(JRFillCloneable original) {
+    return (JRFillCloneable)this.cloneMap.get(original);
+  }
+  
+  public void put(JRFillCloneable original, JRFillCloneable clone) {
+    this.cloneMap.put(original, clone);
+  }
+  
+  public JRFillCloneable getClone(JRFillCloneable original) {
+    JRFillCloneable clone;
+    if (original == null) {
+      clone = null;
+    } else {
+      clone = getCached(original);
+      if (clone == null)
+        clone = original.createClone(this); 
+    } 
+    return clone;
+  }
+}