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From sul...@apache.org
Subject cvs commit: jakarta-commons/httpclient/src/java/org/apache/commons/httpclient ChunkedInputStream.java
Date Mon, 02 Sep 2002 22:04:13 GMT
sullis      2002/09/02 15:04:13

  Modified:    httpclient/src/java/org/apache/commons/httpclient
                        ChunkedInputStream.java
  Log:
  added javadocs, renamed getChunkSize method, added parameter validation to the constructor
  
  Revision  Changes    Path
  1.2       +33 -7     jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/ChunkedInputStream.java
  
  Index: ChunkedInputStream.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/ChunkedInputStream.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- ChunkedInputStream.java	2 Sep 2002 14:52:47 -0000	1.1
  +++ ChunkedInputStream.java	2 Sep 2002 22:04:13 -0000	1.2
  @@ -68,8 +68,14 @@
   /**
    * <p>Transparently coalesces chunks of a HTTP stream that uses Transfer-Encoding
    * chunked.</p>
  + * 
  + * @see ResponseInputStream
  + * 
    * @author Ortwin Glück
  + * @author Sean C. Sullivan
  + * 
    * @since 2.0
  + * 
    */
   
   public class ChunkedInputStream extends InputStream {
  @@ -79,10 +85,26 @@
       private static final String HTTP_ENC = "US-ASCII";
       private HttpMethod method;
   
  -    public ChunkedInputStream(InputStream in, HttpMethod method) throws IOException {
  +    /**
  +     *  
  +     * 
  +     * @param in must be non-null
  +     * @param method must be non-null
  +     * 
  +     * @throws java.io.IOException 
  +     * @throws java.lang.NullPointerException 
  +     * 
  +     */
  +    public ChunkedInputStream(final InputStream in, final HttpMethod method) throws IOException
{
  +    	if (null == in) {
  +    		throw new NullPointerException("InputStream parameter");
  +    	}
  +    	if (null == method) {
  +    		throw new NullPointerException("HttpMethod parameter");
  +    	}
           this.in = in;
           this.method = method;
  -        this.chunkSize = getChunkSize();
  +        this.chunkSize = getChunkSizeFromInputStream(in);
           this.pos = 0;
       }
   
  @@ -127,7 +149,7 @@
           int lf = in.read();
           if ((cr != '\r') &&
               (lf != '\n')) throw new IOException("CRLF expected at end of chunk: "+cr+"/"+lf);
  -        chunkSize = getChunkSize();
  +        chunkSize = getChunkSizeFromInputStream(in);
           pos = 0;
           if (chunkSize == 0) {
               eof = true;
  @@ -142,9 +164,13 @@
        * Positions the stream at the start of the next line.
        *
        * @return the chunk size as integer
  +     * 
        * @throws IOException when the chunk size could not be parsed
  +     * @throws java.lang.RuntimeException
  +     *
  +     *
        */
  -    private int getChunkSize() throws IOException {
  +    private static int getChunkSizeFromInputStream(final InputStream in) throws IOException
{
           ByteArrayOutputStream baos = new ByteArrayOutputStream();
           int b = in.read();
           int state = 0;
  
  
  

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