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1   /*
2    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
3    * The software in this package is published under the terms of the CPAL v1.0
4    * license, a copy of which has been included with this distribution in the
5    * LICENSE.txt file.
6    */
7   package org.mule.example.scripting;
8   
9   
10  import org.mule.api.transformer.TransformerException;
11  import org.mule.transformer.AbstractTransformer;
12  import org.mule.transformer.types.DataTypeFactory;
13  import org.mule.util.NumberUtils;
14  
15  /**
16   * Converts a string to a number.
17   */
18  public class StringToNumber extends AbstractTransformer
19  {
20      /** Convert the string to an integer (by default it will convert it to a double) */
21      private boolean integer = false;
22      
23      public StringToNumber()
24      {
25          registerSourceType(DataTypeFactory.STRING);
26          setReturnDataType(DataTypeFactory.create(Number.class));
27      }
28  
29      @Override
30      public Object doTransform(Object src, String outputEncoding) throws TransformerException
31      {
32          if (integer)
33          {
34              return new Integer(NumberUtils.toInt(src));
35          }
36          else
37          {
38              return new Double(NumberUtils.toDouble(src));
39          }
40      }
41  
42      public boolean isInteger()
43      {
44          return integer;
45      }
46  
47      public void setInteger(boolean integer)
48      {
49          this.integer = integer;
50      }
51  }