[izpack-changes] r1460 - izpack-src/trunk/src/lib/com/izforge/izpack/util/xml

[noreply at berlios.de]

Author: eppelman
Date: 2006-06-30 12:27:32 +0200 (Fri, 30 Jun 2006)
New Revision: 1460

Added:
   izpack-src/trunk/src/lib/com/izforge/izpack/util/xml/XMLHelper.java
Log:
Extacted XML-related and generic methods and constants from ShortcutPanel in this helper class.

Added: izpack-src/trunk/src/lib/com/izforge/izpack/util/xml/XMLHelper.java
===================================================================
--- izpack-src/trunk/src/lib/com/izforge/izpack/util/xml/XMLHelper.java	2006-06-30 10:27:28 UTC (rev 1459)
+++ izpack-src/trunk/src/lib/com/izforge/izpack/util/xml/XMLHelper.java	2006-06-30 10:27:32 UTC (rev 1460)
@@ -0,0 +1,137 @@
+package com.izforge.izpack.util.xml;
+
+import net.n3.nanoxml.XMLElement;
+
+
+/**
+ * A Collection of convenient XML-Helper Methods and Constants
+ *
+ * @author marc.eppelmann@gmx.de
+ * @version $Revision: 1.1 $
+ */
+public class XMLHelper
+{
+  //~ Static fields/initializers *********************************************************
+
+  /** YES   = "YES" */
+  public final static String YES   = "YES";
+
+  /** NO = "NO" */
+  public final static String NO = "NO";
+
+  /** TRUE = "TRUE" */
+  public final static String TRUE = "TRUE";
+
+  /** FALSE = "FALSE" */
+  public final static String FALSE = "FALSE";
+
+  /** ON = "ON" */
+  public final static String ON = "ON";
+
+  /** OFF = "OFF" */
+  public final static String OFF = "OFF";
+
+  /** _1 = "1" */
+  public final static String _1 = "1";
+
+  /** _0 = "0" */
+  public final static String _0 = "0";
+
+  //~ Constructors ***********************************************************************
+
+  /**
+   * Creates a new XMLHelper object.
+   */
+  public XMLHelper(  )
+  {
+    super(  );
+  }
+
+  //~ Methods ****************************************************************************
+
+  /** 
+   * Determines if the named attribute in true. True is represented by any of the
+   * following strings and is not case sensitive. <br>
+   * 
+   * <ul>
+   * <li>
+   * yes
+   * </li>
+   * <li>
+   * 1
+   * </li>
+   * <li>
+   * true
+   * </li>
+   * <li>
+   * on
+   * </li>
+   * </ul>
+   * 
+   * <br> Every other string, including the empty string as well as the non-existence of
+   * the attribute will cuase <code>false</code> to be returned.
+   *
+   * @param element the <code>XMLElement</code> to search for the attribute.
+   * @param name the name of the attribute to test.
+   *
+   * @return <code>true</code> if the attribute value equals one of the pre-defined
+   *         strings, <code>false</code> otherwise.
+   */
+
+  /*--------------------------------------------------------------------------*/
+  public static boolean attributeIsTrue( XMLElement element, String name )
+  {
+    String value = element.getAttribute( name, "" ).toUpperCase(  );
+
+    if( value.equals( YES ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( TRUE ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( ON ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( _1 ) )
+    {
+      return ( true );
+    }
+
+    return ( false );
+  }
+
+  /** 
+   * The Opposit of AttributeIsTrue
+   *
+   * @param element
+   * @param name
+   *
+   * @return
+   */
+  public static boolean attributeIsFalse( XMLElement element, String name )
+  {
+    String value = element.getAttribute( name, "" ).toUpperCase(  );
+
+    if( value.equals( "NO" ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( "FALSE" ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( "OFF" ) )
+    {
+      return ( true );
+    }
+    else if( value.equals( "0" ) )
+    {
+      return ( true );
+    }
+
+    return ( false );
+  }
+}