SingleCharReader


1   /*******************************************************************************
2    * Copyright (c) 2000, 2005 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.jdt.internal.corext.javadoc;
12  
13  
14  import java.io.IOException  ;
15  import java.io.Reader  ;
16  
17  public abstract class SingleCharReader extends Reader   {
18      
19      /**
20       * @see Reader#read()
21       */
22      public abstract int read() throws IOException  ;
23  
24      /**
25       * @see Reader#read(char[],int,int)
26       */
27      public int read(char cbuf[], int off, int len) throws IOException   {
28          int end= off + len;
29          for (int i= off; i < end; i++) {
30              int ch= read();
31              if (ch == -1) {
32                  if (i == off) {
33                      return -1;
34                  } else {
35                      return i - off;
36                  }
37              }
38              cbuf[i]= (char)ch;
39          }
40          return len;
41      }       
42      
43      /**
44       * @see Reader#ready()
45       */     
46      public boolean ready() throws IOException   {
47          return true;
48      }
49      
50      /**
51       * Gets the content as a String
52       */
53      public String   getString() throws IOException   {
54          StringBuffer   buf= new StringBuffer  ();
55          int ch;
56          while ((ch= read()) != -1) {
57              buf.append((char)ch);
58          }
59          return buf.toString();
60      }
61  }
62
A to Z: JavaDoc & Examples Daily Java News & Articles Open Source Projects Open Source Codes Free Computer Books Remove Frame
Popular Tags