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hrmsEjb/net/sf/jasperreports/engine/JRHyperlinkHelper.java

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+package net.sf.jasperreports.engine;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class JRHyperlinkHelper {
+  public static final String HYPERLINK_TYPE_NONE = "None";
+  
+  public static final String HYPERLINK_TYPE_REFERENCE = "Reference";
+  
+  public static final String HYPERLINK_TYPE_LOCAL_ANCHOR = "LocalAnchor";
+  
+  public static final String HYPERLINK_TYPE_LOCAL_PAGE = "LocalPage";
+  
+  public static final String HYPERLINK_TYPE_REMOTE_ANCHOR = "RemoteAnchor";
+  
+  public static final String HYPERLINK_TYPE_REMOTE_PAGE = "RemotePage";
+  
+  private static final Map builtinTypes = createBuiltinTypes();
+  
+  private static Map createBuiltinTypes() {
+    Map types = new HashMap();
+    types.put("None", new Byte((byte)1));
+    types.put("Reference", new Byte((byte)2));
+    types.put("LocalAnchor", new Byte((byte)3));
+    types.put("LocalPage", new Byte((byte)4));
+    types.put("RemoteAnchor", new Byte((byte)5));
+    types.put("RemotePage", new Byte((byte)6));
+    return types;
+  }
+  
+  public static byte getHyperlinkType(JRHyperlink hyperlink) {
+    return getHyperlinkType(hyperlink.getLinkType());
+  }
+  
+  public static byte getHyperlinkType(String linkType) {
+    byte type;
+    if (linkType == null) {
+      type = 1;
+    } else {
+      Byte builtinType = (Byte)builtinTypes.get(linkType);
+      if (builtinType == null) {
+        type = 7;
+      } else {
+        type = builtinType.byteValue();
+      } 
+    } 
+    return type;
+  }
+  
+  public static String getLinkType(byte hyperlinkType) {
+    String type;
+    switch (hyperlinkType) {
+      case 0:
+      case 1:
+        type = null;
+        return type;
+      case 2:
+        type = "Reference";
+        return type;
+      case 3:
+        type = "LocalAnchor";
+        return type;
+      case 4:
+        type = "LocalPage";
+        return type;
+      case 5:
+        type = "RemoteAnchor";
+        return type;
+      case 6:
+        type = "RemotePage";
+        return type;
+      case 7:
+        throw new JRRuntimeException("Custom hyperlink types cannot be specified using the byte constant");
+    } 
+    throw new JRRuntimeException("Unknown hyperlink type " + hyperlinkType);
+  }
+  
+  public static boolean isEmpty(JRHyperlink hyperlink) {
+    return (hyperlink == null || (hyperlink.getHyperlinkType() == 1 && hyperlink.getHyperlinkTooltipExpression() == null));
+  }
+}