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1   package sharin.util;
2   
3   import java.io.IOException;
4   import java.io.InputStream;
5   import java.io.Reader;
6   import java.io.Writer;
7   
8   public class IoUtils {
9   
10      public static int read(Reader reader) {
11  
12          try {
13              return reader.read();
14  
15          } catch (IOException e) {
16              throw new RuntimeException(e);
17          }
18      }
19  
20      public static void write(Writer writer, String str) {
21  
22          try {
23              writer.write(str);
24  
25          } catch (IOException e) {
26              throw new RuntimeException(e);
27          }
28      }
29  
30      public static void close(InputStream in) {
31  
32          try {
33              in.close();
34  
35          } catch (IOException e) {
36              throw new RuntimeException(e);
37          }
38      }
39  }