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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *   http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    *
   17    */
   18   
   19   package org.apache.jorphan.gui;
   20   
   21   import java.text.DecimalFormat;
   22   import java.text.NumberFormat;
   23   
   24   import javax.swing.JLabel;
   25   import javax.swing.table.DefaultTableCellRenderer;
   26   
   27   /**
   28    * Renders numbers in a JTable with a specified format
   29    */
   30   public class NumberRenderer extends DefaultTableCellRenderer {
   31       protected final NumberFormat formatter;
   32   
   33       public NumberRenderer() {
   34           super();
   35           formatter = NumberFormat.getInstance();
   36           setHorizontalAlignment(JLabel.RIGHT);
   37       }
   38   
   39       public NumberRenderer(String format) {
   40           super();
   41           formatter = new DecimalFormat(format);
   42           setHorizontalAlignment(JLabel.RIGHT);
   43       }
   44   
   45       public void setValue(Object value) {
   46           setText((value == null) ? "" : formatter.format(value));
   47       }
   48   }

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