You are viewing a plain text version of this content. The canonical link for it is here.
Posted to notifications@commons.apache.org by br...@apache.org on 2016/07/01 05:48:38 UTC
svn commit: r991782 [15/46] - in
/websites/production/commons/content/proper/commons-fileupload: ./ apidocs/
apidocs/org/apache/commons/fileupload/
apidocs/org/apache/commons/fileupload/class-use/
apidocs/org/apache/commons/fileupload/disk/ apidocs/org...
Modified: websites/production/commons/content/proper/commons-fileupload/apidocs/src-html/org/apache/commons/fileupload/MultipartStream.MalformedStreamException.html
==============================================================================
--- websites/production/commons/content/proper/commons-fileupload/apidocs/src-html/org/apache/commons/fileupload/MultipartStream.MalformedStreamException.html (original)
+++ websites/production/commons/content/proper/commons-fileupload/apidocs/src-html/org/apache/commons/fileupload/MultipartStream.MalformedStreamException.html Fri Jul 1 05:48:35 2016
@@ -89,7 +89,7 @@
<span class="sourceLineNo">081</span> * }<a name="line.81"></a>
<span class="sourceLineNo">082</span> * </pre><a name="line.82"></a>
<span class="sourceLineNo">083</span> *<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @version $Id: MultipartStream.java 1745065 2016-05-22 14:56:37Z britter $<a name="line.84"></a>
+<span class="sourceLineNo">084</span> * @version $Id: MultipartStream.java 1743480 2016-05-12 08:13:59Z jochen $<a name="line.84"></a>
<span class="sourceLineNo">085</span> */<a name="line.85"></a>
<span class="sourceLineNo">086</span>public class MultipartStream {<a name="line.86"></a>
<span class="sourceLineNo">087</span><a name="line.87"></a>
@@ -230,12 +230,12 @@
<span class="sourceLineNo">222</span> * The amount of data, in bytes, that must be kept in the buffer in order<a name="line.222"></a>
<span class="sourceLineNo">223</span> * to detect delimiters reliably.<a name="line.223"></a>
<span class="sourceLineNo">224</span> */<a name="line.224"></a>
-<span class="sourceLineNo">225</span> private int keepRegion;<a name="line.225"></a>
+<span class="sourceLineNo">225</span> private final int keepRegion;<a name="line.225"></a>
<span class="sourceLineNo">226</span><a name="line.226"></a>
<span class="sourceLineNo">227</span> /**<a name="line.227"></a>
<span class="sourceLineNo">228</span> * The byte sequence that partitions the stream.<a name="line.228"></a>
<span class="sourceLineNo">229</span> */<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private byte[] boundary;<a name="line.230"></a>
+<span class="sourceLineNo">230</span> private final byte[] boundary;<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span> /**<a name="line.232"></a>
<span class="sourceLineNo">233</span> * The length of the buffer used for processing the request.<a name="line.233"></a>
@@ -342,7 +342,7 @@
<span class="sourceLineNo">334</span> }<a name="line.334"></a>
<span class="sourceLineNo">335</span><a name="line.335"></a>
<span class="sourceLineNo">336</span> this.input = input;<a name="line.336"></a>
-<span class="sourceLineNo">337</span> this.bufSize = Math.max(bufSize, boundaryLength * 2);<a name="line.337"></a>
+<span class="sourceLineNo">337</span> this.bufSize = Math.max(bufSize, boundaryLength*2);<a name="line.337"></a>
<span class="sourceLineNo">338</span> this.buffer = new byte[this.bufSize];<a name="line.338"></a>
<span class="sourceLineNo">339</span> this.notifier = pNotifier;<a name="line.339"></a>
<span class="sourceLineNo">340</span><a name="line.340"></a>
@@ -597,447 +597,446 @@
<span class="sourceLineNo">589</span> */<a name="line.589"></a>
<span class="sourceLineNo">590</span> public int readBodyData(OutputStream output)<a name="line.590"></a>
<span class="sourceLineNo">591</span> throws MalformedStreamException, IOException {<a name="line.591"></a>
-<span class="sourceLineNo">592</span> final InputStream istream = newInputStream();<a name="line.592"></a>
-<span class="sourceLineNo">593</span> return (int) Streams.copy(istream, output, false);<a name="line.593"></a>
-<span class="sourceLineNo">594</span> }<a name="line.594"></a>
-<span class="sourceLineNo">595</span><a name="line.595"></a>
-<span class="sourceLineNo">596</span> /**<a name="line.596"></a>
-<span class="sourceLineNo">597</span> * Creates a new {@link ItemInputStream}.<a name="line.597"></a>
-<span class="sourceLineNo">598</span> * @return A new instance of {@link ItemInputStream}.<a name="line.598"></a>
-<span class="sourceLineNo">599</span> */<a name="line.599"></a>
-<span class="sourceLineNo">600</span> ItemInputStream newInputStream() {<a name="line.600"></a>
-<span class="sourceLineNo">601</span> return new ItemInputStream();<a name="line.601"></a>
-<span class="sourceLineNo">602</span> }<a name="line.602"></a>
-<span class="sourceLineNo">603</span><a name="line.603"></a>
-<span class="sourceLineNo">604</span> /**<a name="line.604"></a>
-<span class="sourceLineNo">605</span> * <p> Reads <code>body-data</code> from the current<a name="line.605"></a>
-<span class="sourceLineNo">606</span> * <code>encapsulation</code> and discards it.<a name="line.606"></a>
-<span class="sourceLineNo">607</span> *<a name="line.607"></a>
-<span class="sourceLineNo">608</span> * <p>Use this method to skip encapsulations you don't need or don't<a name="line.608"></a>
-<span class="sourceLineNo">609</span> * understand.<a name="line.609"></a>
-<span class="sourceLineNo">610</span> *<a name="line.610"></a>
-<span class="sourceLineNo">611</span> * @return The amount of data discarded.<a name="line.611"></a>
-<span class="sourceLineNo">612</span> *<a name="line.612"></a>
-<span class="sourceLineNo">613</span> * @throws MalformedStreamException if the stream ends unexpectedly.<a name="line.613"></a>
-<span class="sourceLineNo">614</span> * @throws IOException if an i/o error occurs.<a name="line.614"></a>
-<span class="sourceLineNo">615</span> */<a name="line.615"></a>
-<span class="sourceLineNo">616</span> public int discardBodyData() throws MalformedStreamException, IOException {<a name="line.616"></a>
-<span class="sourceLineNo">617</span> return readBodyData(null);<a name="line.617"></a>
-<span class="sourceLineNo">618</span> }<a name="line.618"></a>
-<span class="sourceLineNo">619</span><a name="line.619"></a>
-<span class="sourceLineNo">620</span> /**<a name="line.620"></a>
-<span class="sourceLineNo">621</span> * Finds the beginning of the first <code>encapsulation</code>.<a name="line.621"></a>
-<span class="sourceLineNo">622</span> *<a name="line.622"></a>
-<span class="sourceLineNo">623</span> * @return <code>true</code> if an <code>encapsulation</code> was found in<a name="line.623"></a>
-<span class="sourceLineNo">624</span> * the stream.<a name="line.624"></a>
-<span class="sourceLineNo">625</span> *<a name="line.625"></a>
-<span class="sourceLineNo">626</span> * @throws IOException if an i/o error occurs.<a name="line.626"></a>
-<span class="sourceLineNo">627</span> */<a name="line.627"></a>
-<span class="sourceLineNo">628</span> public boolean skipPreamble() throws IOException {<a name="line.628"></a>
-<span class="sourceLineNo">629</span> // First delimiter may be not preceeded with a CRLF.<a name="line.629"></a>
-<span class="sourceLineNo">630</span> System.arraycopy(boundary, 2, boundary, 0, boundary.length - 2);<a name="line.630"></a>
-<span class="sourceLineNo">631</span> boundaryLength = boundary.length - 2;<a name="line.631"></a>
-<span class="sourceLineNo">632</span> try {<a name="line.632"></a>
-<span class="sourceLineNo">633</span> // Discard all data up to the delimiter.<a name="line.633"></a>
-<span class="sourceLineNo">634</span> discardBodyData();<a name="line.634"></a>
-<span class="sourceLineNo">635</span><a name="line.635"></a>
-<span class="sourceLineNo">636</span> // Read boundary - if succeeded, the stream contains an<a name="line.636"></a>
-<span class="sourceLineNo">637</span> // encapsulation.<a name="line.637"></a>
-<span class="sourceLineNo">638</span> return readBoundary();<a name="line.638"></a>
-<span class="sourceLineNo">639</span> } catch (MalformedStreamException e) {<a name="line.639"></a>
-<span class="sourceLineNo">640</span> return false;<a name="line.640"></a>
-<span class="sourceLineNo">641</span> } finally {<a name="line.641"></a>
-<span class="sourceLineNo">642</span> // Restore delimiter.<a name="line.642"></a>
-<span class="sourceLineNo">643</span> System.arraycopy(boundary, 0, boundary, 2, boundary.length - 2);<a name="line.643"></a>
-<span class="sourceLineNo">644</span> boundaryLength = boundary.length;<a name="line.644"></a>
-<span class="sourceLineNo">645</span> boundary[0] = CR;<a name="line.645"></a>
-<span class="sourceLineNo">646</span> boundary[1] = LF;<a name="line.646"></a>
-<span class="sourceLineNo">647</span> }<a name="line.647"></a>
-<span class="sourceLineNo">648</span> }<a name="line.648"></a>
-<span class="sourceLineNo">649</span><a name="line.649"></a>
-<span class="sourceLineNo">650</span> /**<a name="line.650"></a>
-<span class="sourceLineNo">651</span> * Compares <code>count</code> first bytes in the arrays<a name="line.651"></a>
-<span class="sourceLineNo">652</span> * <code>a</code> and <code>b</code>.<a name="line.652"></a>
-<span class="sourceLineNo">653</span> *<a name="line.653"></a>
-<span class="sourceLineNo">654</span> * @param a The first array to compare.<a name="line.654"></a>
-<span class="sourceLineNo">655</span> * @param b The second array to compare.<a name="line.655"></a>
-<span class="sourceLineNo">656</span> * @param count How many bytes should be compared.<a name="line.656"></a>
-<span class="sourceLineNo">657</span> *<a name="line.657"></a>
-<span class="sourceLineNo">658</span> * @return <code>true</code> if <code>count</code> first bytes in arrays<a name="line.658"></a>
-<span class="sourceLineNo">659</span> * <code>a</code> and <code>b</code> are equal.<a name="line.659"></a>
-<span class="sourceLineNo">660</span> */<a name="line.660"></a>
-<span class="sourceLineNo">661</span> public static boolean arrayequals(byte[] a,<a name="line.661"></a>
-<span class="sourceLineNo">662</span> byte[] b,<a name="line.662"></a>
-<span class="sourceLineNo">663</span> int count) {<a name="line.663"></a>
-<span class="sourceLineNo">664</span> for (int i = 0; i < count; i++) {<a name="line.664"></a>
-<span class="sourceLineNo">665</span> if (a[i] != b[i]) {<a name="line.665"></a>
-<span class="sourceLineNo">666</span> return false;<a name="line.666"></a>
-<span class="sourceLineNo">667</span> }<a name="line.667"></a>
-<span class="sourceLineNo">668</span> }<a name="line.668"></a>
-<span class="sourceLineNo">669</span> return true;<a name="line.669"></a>
-<span class="sourceLineNo">670</span> }<a name="line.670"></a>
-<span class="sourceLineNo">671</span><a name="line.671"></a>
-<span class="sourceLineNo">672</span> /**<a name="line.672"></a>
-<span class="sourceLineNo">673</span> * Searches for a byte of specified value in the <code>buffer</code>,<a name="line.673"></a>
-<span class="sourceLineNo">674</span> * starting at the specified <code>position</code>.<a name="line.674"></a>
-<span class="sourceLineNo">675</span> *<a name="line.675"></a>
-<span class="sourceLineNo">676</span> * @param value The value to find.<a name="line.676"></a>
-<span class="sourceLineNo">677</span> * @param pos The starting position for searching.<a name="line.677"></a>
-<span class="sourceLineNo">678</span> *<a name="line.678"></a>
-<span class="sourceLineNo">679</span> * @return The position of byte found, counting from beginning of the<a name="line.679"></a>
-<span class="sourceLineNo">680</span> * <code>buffer</code>, or <code>-1</code> if not found.<a name="line.680"></a>
-<span class="sourceLineNo">681</span> */<a name="line.681"></a>
-<span class="sourceLineNo">682</span> protected int findByte(byte value,<a name="line.682"></a>
-<span class="sourceLineNo">683</span> int pos) {<a name="line.683"></a>
-<span class="sourceLineNo">684</span> for (int i = pos; i < tail; i++) {<a name="line.684"></a>
-<span class="sourceLineNo">685</span> if (buffer[i] == value) {<a name="line.685"></a>
-<span class="sourceLineNo">686</span> return i;<a name="line.686"></a>
-<span class="sourceLineNo">687</span> }<a name="line.687"></a>
-<span class="sourceLineNo">688</span> }<a name="line.688"></a>
-<span class="sourceLineNo">689</span><a name="line.689"></a>
-<span class="sourceLineNo">690</span> return -1;<a name="line.690"></a>
-<span class="sourceLineNo">691</span> }<a name="line.691"></a>
-<span class="sourceLineNo">692</span><a name="line.692"></a>
-<span class="sourceLineNo">693</span> /**<a name="line.693"></a>
-<span class="sourceLineNo">694</span> * Searches for the <code>boundary</code> in the <code>buffer</code><a name="line.694"></a>
-<span class="sourceLineNo">695</span> * region delimited by <code>head</code> and <code>tail</code>.<a name="line.695"></a>
-<span class="sourceLineNo">696</span> *<a name="line.696"></a>
-<span class="sourceLineNo">697</span> * @return The position of the boundary found, counting from the<a name="line.697"></a>
-<span class="sourceLineNo">698</span> * beginning of the <code>buffer</code>, or <code>-1</code> if<a name="line.698"></a>
-<span class="sourceLineNo">699</span> * not found.<a name="line.699"></a>
-<span class="sourceLineNo">700</span> */<a name="line.700"></a>
-<span class="sourceLineNo">701</span> protected int findSeparator() {<a name="line.701"></a>
-<span class="sourceLineNo">702</span> int first;<a name="line.702"></a>
-<span class="sourceLineNo">703</span> int match = 0;<a name="line.703"></a>
-<span class="sourceLineNo">704</span> int maxpos = tail - boundaryLength;<a name="line.704"></a>
-<span class="sourceLineNo">705</span> for (first = head; first <= maxpos && match != boundaryLength; first++) {<a name="line.705"></a>
-<span class="sourceLineNo">706</span> first = findByte(boundary[0], first);<a name="line.706"></a>
-<span class="sourceLineNo">707</span> if (first == -1 || first > maxpos) {<a name="line.707"></a>
-<span class="sourceLineNo">708</span> return -1;<a name="line.708"></a>
-<span class="sourceLineNo">709</span> }<a name="line.709"></a>
-<span class="sourceLineNo">710</span> for (match = 1; match < boundaryLength; match++) {<a name="line.710"></a>
-<span class="sourceLineNo">711</span> if (buffer[first + match] != boundary[match]) {<a name="line.711"></a>
-<span class="sourceLineNo">712</span> break;<a name="line.712"></a>
-<span class="sourceLineNo">713</span> }<a name="line.713"></a>
-<span class="sourceLineNo">714</span> }<a name="line.714"></a>
-<span class="sourceLineNo">715</span> }<a name="line.715"></a>
-<span class="sourceLineNo">716</span> if (match == boundaryLength) {<a name="line.716"></a>
-<span class="sourceLineNo">717</span> return first - 1;<a name="line.717"></a>
-<span class="sourceLineNo">718</span> }<a name="line.718"></a>
-<span class="sourceLineNo">719</span> return -1;<a name="line.719"></a>
-<span class="sourceLineNo">720</span> }<a name="line.720"></a>
-<span class="sourceLineNo">721</span><a name="line.721"></a>
-<span class="sourceLineNo">722</span> /**<a name="line.722"></a>
-<span class="sourceLineNo">723</span> * Thrown to indicate that the input stream fails to follow the<a name="line.723"></a>
-<span class="sourceLineNo">724</span> * required syntax.<a name="line.724"></a>
-<span class="sourceLineNo">725</span> */<a name="line.725"></a>
-<span class="sourceLineNo">726</span> public static class MalformedStreamException extends IOException {<a name="line.726"></a>
-<span class="sourceLineNo">727</span><a name="line.727"></a>
-<span class="sourceLineNo">728</span> /**<a name="line.728"></a>
-<span class="sourceLineNo">729</span> * The UID to use when serializing this instance.<a name="line.729"></a>
-<span class="sourceLineNo">730</span> */<a name="line.730"></a>
-<span class="sourceLineNo">731</span> private static final long serialVersionUID = 6466926458059796677L;<a name="line.731"></a>
-<span class="sourceLineNo">732</span><a name="line.732"></a>
-<span class="sourceLineNo">733</span> /**<a name="line.733"></a>
-<span class="sourceLineNo">734</span> * Constructs a <code>MalformedStreamException</code> with no<a name="line.734"></a>
-<span class="sourceLineNo">735</span> * detail message.<a name="line.735"></a>
-<span class="sourceLineNo">736</span> */<a name="line.736"></a>
-<span class="sourceLineNo">737</span> public MalformedStreamException() {<a name="line.737"></a>
-<span class="sourceLineNo">738</span> super();<a name="line.738"></a>
-<span class="sourceLineNo">739</span> }<a name="line.739"></a>
-<span class="sourceLineNo">740</span><a name="line.740"></a>
-<span class="sourceLineNo">741</span> /**<a name="line.741"></a>
-<span class="sourceLineNo">742</span> * Constructs an <code>MalformedStreamException</code> with<a name="line.742"></a>
-<span class="sourceLineNo">743</span> * the specified detail message.<a name="line.743"></a>
-<span class="sourceLineNo">744</span> *<a name="line.744"></a>
-<span class="sourceLineNo">745</span> * @param message The detail message.<a name="line.745"></a>
-<span class="sourceLineNo">746</span> */<a name="line.746"></a>
-<span class="sourceLineNo">747</span> public MalformedStreamException(String message) {<a name="line.747"></a>
-<span class="sourceLineNo">748</span> super(message);<a name="line.748"></a>
-<span class="sourceLineNo">749</span> }<a name="line.749"></a>
-<span class="sourceLineNo">750</span><a name="line.750"></a>
-<span class="sourceLineNo">751</span> }<a name="line.751"></a>
-<span class="sourceLineNo">752</span><a name="line.752"></a>
-<span class="sourceLineNo">753</span> /**<a name="line.753"></a>
-<span class="sourceLineNo">754</span> * Thrown upon attempt of setting an invalid boundary token.<a name="line.754"></a>
-<span class="sourceLineNo">755</span> */<a name="line.755"></a>
-<span class="sourceLineNo">756</span> public static class IllegalBoundaryException extends IOException {<a name="line.756"></a>
-<span class="sourceLineNo">757</span><a name="line.757"></a>
-<span class="sourceLineNo">758</span> /**<a name="line.758"></a>
-<span class="sourceLineNo">759</span> * The UID to use when serializing this instance.<a name="line.759"></a>
-<span class="sourceLineNo">760</span> */<a name="line.760"></a>
-<span class="sourceLineNo">761</span> private static final long serialVersionUID = -161533165102632918L;<a name="line.761"></a>
-<span class="sourceLineNo">762</span><a name="line.762"></a>
-<span class="sourceLineNo">763</span> /**<a name="line.763"></a>
-<span class="sourceLineNo">764</span> * Constructs an <code>IllegalBoundaryException</code> with no<a name="line.764"></a>
-<span class="sourceLineNo">765</span> * detail message.<a name="line.765"></a>
-<span class="sourceLineNo">766</span> */<a name="line.766"></a>
-<span class="sourceLineNo">767</span> public IllegalBoundaryException() {<a name="line.767"></a>
-<span class="sourceLineNo">768</span> super();<a name="line.768"></a>
-<span class="sourceLineNo">769</span> }<a name="line.769"></a>
-<span class="sourceLineNo">770</span><a name="line.770"></a>
-<span class="sourceLineNo">771</span> /**<a name="line.771"></a>
-<span class="sourceLineNo">772</span> * Constructs an <code>IllegalBoundaryException</code> with<a name="line.772"></a>
-<span class="sourceLineNo">773</span> * the specified detail message.<a name="line.773"></a>
-<span class="sourceLineNo">774</span> *<a name="line.774"></a>
-<span class="sourceLineNo">775</span> * @param message The detail message.<a name="line.775"></a>
-<span class="sourceLineNo">776</span> */<a name="line.776"></a>
-<span class="sourceLineNo">777</span> public IllegalBoundaryException(String message) {<a name="line.777"></a>
-<span class="sourceLineNo">778</span> super(message);<a name="line.778"></a>
-<span class="sourceLineNo">779</span> }<a name="line.779"></a>
-<span class="sourceLineNo">780</span><a name="line.780"></a>
-<span class="sourceLineNo">781</span> }<a name="line.781"></a>
-<span class="sourceLineNo">782</span><a name="line.782"></a>
-<span class="sourceLineNo">783</span> /**<a name="line.783"></a>
-<span class="sourceLineNo">784</span> * An {@link InputStream} for reading an items contents.<a name="line.784"></a>
-<span class="sourceLineNo">785</span> */<a name="line.785"></a>
-<span class="sourceLineNo">786</span> public class ItemInputStream extends InputStream implements Closeable {<a name="line.786"></a>
-<span class="sourceLineNo">787</span><a name="line.787"></a>
-<span class="sourceLineNo">788</span> /**<a name="line.788"></a>
-<span class="sourceLineNo">789</span> * The number of bytes, which have been read so far.<a name="line.789"></a>
-<span class="sourceLineNo">790</span> */<a name="line.790"></a>
-<span class="sourceLineNo">791</span> private long total;<a name="line.791"></a>
-<span class="sourceLineNo">792</span><a name="line.792"></a>
-<span class="sourceLineNo">793</span> /**<a name="line.793"></a>
-<span class="sourceLineNo">794</span> * The number of bytes, which must be hold, because<a name="line.794"></a>
-<span class="sourceLineNo">795</span> * they might be a part of the boundary.<a name="line.795"></a>
-<span class="sourceLineNo">796</span> */<a name="line.796"></a>
-<span class="sourceLineNo">797</span> private int pad;<a name="line.797"></a>
-<span class="sourceLineNo">798</span><a name="line.798"></a>
-<span class="sourceLineNo">799</span> /**<a name="line.799"></a>
-<span class="sourceLineNo">800</span> * The current offset in the buffer.<a name="line.800"></a>
-<span class="sourceLineNo">801</span> */<a name="line.801"></a>
-<span class="sourceLineNo">802</span> private int pos;<a name="line.802"></a>
-<span class="sourceLineNo">803</span><a name="line.803"></a>
-<span class="sourceLineNo">804</span> /**<a name="line.804"></a>
-<span class="sourceLineNo">805</span> * Whether the stream is already closed.<a name="line.805"></a>
-<span class="sourceLineNo">806</span> */<a name="line.806"></a>
-<span class="sourceLineNo">807</span> private boolean closed;<a name="line.807"></a>
-<span class="sourceLineNo">808</span><a name="line.808"></a>
-<span class="sourceLineNo">809</span> /**<a name="line.809"></a>
-<span class="sourceLineNo">810</span> * Creates a new instance.<a name="line.810"></a>
-<span class="sourceLineNo">811</span> */<a name="line.811"></a>
-<span class="sourceLineNo">812</span> ItemInputStream() {<a name="line.812"></a>
-<span class="sourceLineNo">813</span> findSeparator();<a name="line.813"></a>
-<span class="sourceLineNo">814</span> }<a name="line.814"></a>
-<span class="sourceLineNo">815</span><a name="line.815"></a>
-<span class="sourceLineNo">816</span> /**<a name="line.816"></a>
-<span class="sourceLineNo">817</span> * Called for finding the separator.<a name="line.817"></a>
-<span class="sourceLineNo">818</span> */<a name="line.818"></a>
-<span class="sourceLineNo">819</span> private void findSeparator() {<a name="line.819"></a>
-<span class="sourceLineNo">820</span> pos = MultipartStream.this.findSeparator();<a name="line.820"></a>
-<span class="sourceLineNo">821</span> if (pos == -1) {<a name="line.821"></a>
-<span class="sourceLineNo">822</span> if (tail - head > keepRegion) {<a name="line.822"></a>
-<span class="sourceLineNo">823</span> pad = keepRegion;<a name="line.823"></a>
-<span class="sourceLineNo">824</span> } else {<a name="line.824"></a>
-<span class="sourceLineNo">825</span> pad = tail - head;<a name="line.825"></a>
-<span class="sourceLineNo">826</span> }<a name="line.826"></a>
-<span class="sourceLineNo">827</span> }<a name="line.827"></a>
-<span class="sourceLineNo">828</span> }<a name="line.828"></a>
-<span class="sourceLineNo">829</span><a name="line.829"></a>
-<span class="sourceLineNo">830</span> /**<a name="line.830"></a>
-<span class="sourceLineNo">831</span> * Returns the number of bytes, which have been read<a name="line.831"></a>
-<span class="sourceLineNo">832</span> * by the stream.<a name="line.832"></a>
-<span class="sourceLineNo">833</span> *<a name="line.833"></a>
-<span class="sourceLineNo">834</span> * @return Number of bytes, which have been read so far.<a name="line.834"></a>
-<span class="sourceLineNo">835</span> */<a name="line.835"></a>
-<span class="sourceLineNo">836</span> public long getBytesRead() {<a name="line.836"></a>
-<span class="sourceLineNo">837</span> return total;<a name="line.837"></a>
-<span class="sourceLineNo">838</span> }<a name="line.838"></a>
-<span class="sourceLineNo">839</span><a name="line.839"></a>
-<span class="sourceLineNo">840</span> /**<a name="line.840"></a>
-<span class="sourceLineNo">841</span> * Returns the number of bytes, which are currently<a name="line.841"></a>
-<span class="sourceLineNo">842</span> * available, without blocking.<a name="line.842"></a>
-<span class="sourceLineNo">843</span> *<a name="line.843"></a>
-<span class="sourceLineNo">844</span> * @throws IOException An I/O error occurs.<a name="line.844"></a>
-<span class="sourceLineNo">845</span> * @return Number of bytes in the buffer.<a name="line.845"></a>
-<span class="sourceLineNo">846</span> */<a name="line.846"></a>
-<span class="sourceLineNo">847</span> @Override<a name="line.847"></a>
-<span class="sourceLineNo">848</span> public int available() throws IOException {<a name="line.848"></a>
-<span class="sourceLineNo">849</span> if (pos == -1) {<a name="line.849"></a>
-<span class="sourceLineNo">850</span> return tail - head - pad;<a name="line.850"></a>
-<span class="sourceLineNo">851</span> }<a name="line.851"></a>
-<span class="sourceLineNo">852</span> return pos - head;<a name="line.852"></a>
-<span class="sourceLineNo">853</span> }<a name="line.853"></a>
-<span class="sourceLineNo">854</span><a name="line.854"></a>
-<span class="sourceLineNo">855</span> /**<a name="line.855"></a>
-<span class="sourceLineNo">856</span> * Offset when converting negative bytes to integers.<a name="line.856"></a>
-<span class="sourceLineNo">857</span> */<a name="line.857"></a>
-<span class="sourceLineNo">858</span> private static final int BYTE_POSITIVE_OFFSET = 256;<a name="line.858"></a>
-<span class="sourceLineNo">859</span><a name="line.859"></a>
-<span class="sourceLineNo">860</span> /**<a name="line.860"></a>
-<span class="sourceLineNo">861</span> * Returns the next byte in the stream.<a name="line.861"></a>
-<span class="sourceLineNo">862</span> *<a name="line.862"></a>
-<span class="sourceLineNo">863</span> * @return The next byte in the stream, as a non-negative<a name="line.863"></a>
-<span class="sourceLineNo">864</span> * integer, or -1 for EOF.<a name="line.864"></a>
-<span class="sourceLineNo">865</span> * @throws IOException An I/O error occurred.<a name="line.865"></a>
-<span class="sourceLineNo">866</span> */<a name="line.866"></a>
-<span class="sourceLineNo">867</span> @Override<a name="line.867"></a>
-<span class="sourceLineNo">868</span> public int read() throws IOException {<a name="line.868"></a>
-<span class="sourceLineNo">869</span> if (closed) {<a name="line.869"></a>
-<span class="sourceLineNo">870</span> throw new FileItemStream.ItemSkippedException();<a name="line.870"></a>
-<span class="sourceLineNo">871</span> }<a name="line.871"></a>
-<span class="sourceLineNo">872</span> if (available() == 0 && makeAvailable() == 0) {<a name="line.872"></a>
-<span class="sourceLineNo">873</span> return -1;<a name="line.873"></a>
-<span class="sourceLineNo">874</span> }<a name="line.874"></a>
-<span class="sourceLineNo">875</span> ++total;<a name="line.875"></a>
-<span class="sourceLineNo">876</span> int b = buffer[head++];<a name="line.876"></a>
-<span class="sourceLineNo">877</span> if (b >= 0) {<a name="line.877"></a>
-<span class="sourceLineNo">878</span> return b;<a name="line.878"></a>
-<span class="sourceLineNo">879</span> }<a name="line.879"></a>
-<span class="sourceLineNo">880</span> return b + BYTE_POSITIVE_OFFSET;<a name="line.880"></a>
-<span class="sourceLineNo">881</span> }<a name="line.881"></a>
-<span class="sourceLineNo">882</span><a name="line.882"></a>
-<span class="sourceLineNo">883</span> /**<a name="line.883"></a>
-<span class="sourceLineNo">884</span> * Reads bytes into the given buffer.<a name="line.884"></a>
-<span class="sourceLineNo">885</span> *<a name="line.885"></a>
-<span class="sourceLineNo">886</span> * @param b The destination buffer, where to write to.<a name="line.886"></a>
-<span class="sourceLineNo">887</span> * @param off Offset of the first byte in the buffer.<a name="line.887"></a>
-<span class="sourceLineNo">888</span> * @param len Maximum number of bytes to read.<a name="line.888"></a>
-<span class="sourceLineNo">889</span> * @return Number of bytes, which have been actually read,<a name="line.889"></a>
-<span class="sourceLineNo">890</span> * or -1 for EOF.<a name="line.890"></a>
-<span class="sourceLineNo">891</span> * @throws IOException An I/O error occurred.<a name="line.891"></a>
-<span class="sourceLineNo">892</span> */<a name="line.892"></a>
-<span class="sourceLineNo">893</span> @Override<a name="line.893"></a>
-<span class="sourceLineNo">894</span> public int read(byte[] b, int off, int len) throws IOException {<a name="line.894"></a>
-<span class="sourceLineNo">895</span> if (closed) {<a name="line.895"></a>
-<span class="sourceLineNo">896</span> throw new FileItemStream.ItemSkippedException();<a name="line.896"></a>
-<span class="sourceLineNo">897</span> }<a name="line.897"></a>
-<span class="sourceLineNo">898</span> if (len == 0) {<a name="line.898"></a>
-<span class="sourceLineNo">899</span> return 0;<a name="line.899"></a>
-<span class="sourceLineNo">900</span> }<a name="line.900"></a>
-<span class="sourceLineNo">901</span> int res = available();<a name="line.901"></a>
-<span class="sourceLineNo">902</span> if (res == 0) {<a name="line.902"></a>
-<span class="sourceLineNo">903</span> res = makeAvailable();<a name="line.903"></a>
-<span class="sourceLineNo">904</span> if (res == 0) {<a name="line.904"></a>
-<span class="sourceLineNo">905</span> return -1;<a name="line.905"></a>
-<span class="sourceLineNo">906</span> }<a name="line.906"></a>
-<span class="sourceLineNo">907</span> }<a name="line.907"></a>
-<span class="sourceLineNo">908</span> res = Math.min(res, len);<a name="line.908"></a>
-<span class="sourceLineNo">909</span> System.arraycopy(buffer, head, b, off, res);<a name="line.909"></a>
-<span class="sourceLineNo">910</span> head += res;<a name="line.910"></a>
-<span class="sourceLineNo">911</span> total += res;<a name="line.911"></a>
-<span class="sourceLineNo">912</span> return res;<a name="line.912"></a>
-<span class="sourceLineNo">913</span> }<a name="line.913"></a>
-<span class="sourceLineNo">914</span><a name="line.914"></a>
-<span class="sourceLineNo">915</span> /**<a name="line.915"></a>
-<span class="sourceLineNo">916</span> * Closes the input stream.<a name="line.916"></a>
-<span class="sourceLineNo">917</span> *<a name="line.917"></a>
-<span class="sourceLineNo">918</span> * @throws IOException An I/O error occurred.<a name="line.918"></a>
-<span class="sourceLineNo">919</span> */<a name="line.919"></a>
-<span class="sourceLineNo">920</span> @Override<a name="line.920"></a>
-<span class="sourceLineNo">921</span> public void close() throws IOException {<a name="line.921"></a>
-<span class="sourceLineNo">922</span> close(false);<a name="line.922"></a>
-<span class="sourceLineNo">923</span> }<a name="line.923"></a>
-<span class="sourceLineNo">924</span><a name="line.924"></a>
-<span class="sourceLineNo">925</span> /**<a name="line.925"></a>
-<span class="sourceLineNo">926</span> * Closes the input stream.<a name="line.926"></a>
-<span class="sourceLineNo">927</span> *<a name="line.927"></a>
-<span class="sourceLineNo">928</span> * @param pCloseUnderlying Whether to close the underlying stream<a name="line.928"></a>
-<span class="sourceLineNo">929</span> * (hard close)<a name="line.929"></a>
-<span class="sourceLineNo">930</span> * @throws IOException An I/O error occurred.<a name="line.930"></a>
-<span class="sourceLineNo">931</span> */<a name="line.931"></a>
-<span class="sourceLineNo">932</span> public void close(boolean pCloseUnderlying) throws IOException {<a name="line.932"></a>
-<span class="sourceLineNo">933</span> if (closed) {<a name="line.933"></a>
-<span class="sourceLineNo">934</span> return;<a name="line.934"></a>
-<span class="sourceLineNo">935</span> }<a name="line.935"></a>
-<span class="sourceLineNo">936</span> if (pCloseUnderlying) {<a name="line.936"></a>
-<span class="sourceLineNo">937</span> closed = true;<a name="line.937"></a>
-<span class="sourceLineNo">938</span> input.close();<a name="line.938"></a>
-<span class="sourceLineNo">939</span> } else {<a name="line.939"></a>
-<span class="sourceLineNo">940</span> for (;;) {<a name="line.940"></a>
-<span class="sourceLineNo">941</span> int av = available();<a name="line.941"></a>
-<span class="sourceLineNo">942</span> if (av == 0) {<a name="line.942"></a>
-<span class="sourceLineNo">943</span> av = makeAvailable();<a name="line.943"></a>
-<span class="sourceLineNo">944</span> if (av == 0) {<a name="line.944"></a>
-<span class="sourceLineNo">945</span> break;<a name="line.945"></a>
-<span class="sourceLineNo">946</span> }<a name="line.946"></a>
-<span class="sourceLineNo">947</span> }<a name="line.947"></a>
-<span class="sourceLineNo">948</span> skip(av);<a name="line.948"></a>
-<span class="sourceLineNo">949</span> }<a name="line.949"></a>
-<span class="sourceLineNo">950</span> }<a name="line.950"></a>
-<span class="sourceLineNo">951</span> closed = true;<a name="line.951"></a>
-<span class="sourceLineNo">952</span> }<a name="line.952"></a>
-<span class="sourceLineNo">953</span><a name="line.953"></a>
-<span class="sourceLineNo">954</span> /**<a name="line.954"></a>
-<span class="sourceLineNo">955</span> * Skips the given number of bytes.<a name="line.955"></a>
-<span class="sourceLineNo">956</span> *<a name="line.956"></a>
-<span class="sourceLineNo">957</span> * @param bytes Number of bytes to skip.<a name="line.957"></a>
-<span class="sourceLineNo">958</span> * @return The number of bytes, which have actually been<a name="line.958"></a>
-<span class="sourceLineNo">959</span> * skipped.<a name="line.959"></a>
-<span class="sourceLineNo">960</span> * @throws IOException An I/O error occurred.<a name="line.960"></a>
-<span class="sourceLineNo">961</span> */<a name="line.961"></a>
-<span class="sourceLineNo">962</span> @Override<a name="line.962"></a>
-<span class="sourceLineNo">963</span> public long skip(long bytes) throws IOException {<a name="line.963"></a>
-<span class="sourceLineNo">964</span> if (closed) {<a name="line.964"></a>
-<span class="sourceLineNo">965</span> throw new FileItemStream.ItemSkippedException();<a name="line.965"></a>
-<span class="sourceLineNo">966</span> }<a name="line.966"></a>
-<span class="sourceLineNo">967</span> int av = available();<a name="line.967"></a>
-<span class="sourceLineNo">968</span> if (av == 0) {<a name="line.968"></a>
-<span class="sourceLineNo">969</span> av = makeAvailable();<a name="line.969"></a>
-<span class="sourceLineNo">970</span> if (av == 0) {<a name="line.970"></a>
-<span class="sourceLineNo">971</span> return 0;<a name="line.971"></a>
-<span class="sourceLineNo">972</span> }<a name="line.972"></a>
-<span class="sourceLineNo">973</span> }<a name="line.973"></a>
-<span class="sourceLineNo">974</span> long res = Math.min(av, bytes);<a name="line.974"></a>
-<span class="sourceLineNo">975</span> head += res;<a name="line.975"></a>
-<span class="sourceLineNo">976</span> return res;<a name="line.976"></a>
-<span class="sourceLineNo">977</span> }<a name="line.977"></a>
-<span class="sourceLineNo">978</span><a name="line.978"></a>
-<span class="sourceLineNo">979</span> /**<a name="line.979"></a>
-<span class="sourceLineNo">980</span> * Attempts to read more data.<a name="line.980"></a>
-<span class="sourceLineNo">981</span> *<a name="line.981"></a>
-<span class="sourceLineNo">982</span> * @return Number of available bytes<a name="line.982"></a>
-<span class="sourceLineNo">983</span> * @throws IOException An I/O error occurred.<a name="line.983"></a>
-<span class="sourceLineNo">984</span> */<a name="line.984"></a>
-<span class="sourceLineNo">985</span> private int makeAvailable() throws IOException {<a name="line.985"></a>
-<span class="sourceLineNo">986</span> if (pos != -1) {<a name="line.986"></a>
-<span class="sourceLineNo">987</span> return 0;<a name="line.987"></a>
-<span class="sourceLineNo">988</span> }<a name="line.988"></a>
-<span class="sourceLineNo">989</span><a name="line.989"></a>
-<span class="sourceLineNo">990</span> // Move the data to the beginning of the buffer.<a name="line.990"></a>
-<span class="sourceLineNo">991</span> total += tail - head - pad;<a name="line.991"></a>
-<span class="sourceLineNo">992</span> System.arraycopy(buffer, tail - pad, buffer, 0, pad);<a name="line.992"></a>
-<span class="sourceLineNo">993</span><a name="line.993"></a>
-<span class="sourceLineNo">994</span> // Refill buffer with new data.<a name="line.994"></a>
-<span class="sourceLineNo">995</span> head = 0;<a name="line.995"></a>
-<span class="sourceLineNo">996</span> tail = pad;<a name="line.996"></a>
-<span class="sourceLineNo">997</span><a name="line.997"></a>
-<span class="sourceLineNo">998</span> for (;;) {<a name="line.998"></a>
-<span class="sourceLineNo">999</span> int bytesRead = input.read(buffer, tail, bufSize - tail);<a name="line.999"></a>
-<span class="sourceLineNo">1000</span> if (bytesRead == -1) {<a name="line.1000"></a>
-<span class="sourceLineNo">1001</span> // The last pad amount is left in the buffer.<a name="line.1001"></a>
-<span class="sourceLineNo">1002</span> // Boundary can't be in there so signal an error<a name="line.1002"></a>
-<span class="sourceLineNo">1003</span> // condition.<a name="line.1003"></a>
-<span class="sourceLineNo">1004</span> final String msg = "Stream ended unexpectedly";<a name="line.1004"></a>
-<span class="sourceLineNo">1005</span> throw new MalformedStreamException(msg);<a name="line.1005"></a>
-<span class="sourceLineNo">1006</span> }<a name="line.1006"></a>
-<span class="sourceLineNo">1007</span> if (notifier != null) {<a name="line.1007"></a>
-<span class="sourceLineNo">1008</span> notifier.noteBytesRead(bytesRead);<a name="line.1008"></a>
-<span class="sourceLineNo">1009</span> }<a name="line.1009"></a>
-<span class="sourceLineNo">1010</span> tail += bytesRead;<a name="line.1010"></a>
-<span class="sourceLineNo">1011</span><a name="line.1011"></a>
-<span class="sourceLineNo">1012</span> findSeparator();<a name="line.1012"></a>
-<span class="sourceLineNo">1013</span> int av = available();<a name="line.1013"></a>
-<span class="sourceLineNo">1014</span><a name="line.1014"></a>
-<span class="sourceLineNo">1015</span> if (av > 0 || pos != -1) {<a name="line.1015"></a>
-<span class="sourceLineNo">1016</span> return av;<a name="line.1016"></a>
-<span class="sourceLineNo">1017</span> }<a name="line.1017"></a>
-<span class="sourceLineNo">1018</span> }<a name="line.1018"></a>
-<span class="sourceLineNo">1019</span> }<a name="line.1019"></a>
-<span class="sourceLineNo">1020</span><a name="line.1020"></a>
-<span class="sourceLineNo">1021</span> /**<a name="line.1021"></a>
-<span class="sourceLineNo">1022</span> * Returns, whether the stream is closed.<a name="line.1022"></a>
-<span class="sourceLineNo">1023</span> *<a name="line.1023"></a>
-<span class="sourceLineNo">1024</span> * @return True, if the stream is closed, otherwise false.<a name="line.1024"></a>
-<span class="sourceLineNo">1025</span> */<a name="line.1025"></a>
-<span class="sourceLineNo">1026</span> public boolean isClosed() {<a name="line.1026"></a>
-<span class="sourceLineNo">1027</span> return closed;<a name="line.1027"></a>
-<span class="sourceLineNo">1028</span> }<a name="line.1028"></a>
-<span class="sourceLineNo">1029</span><a name="line.1029"></a>
-<span class="sourceLineNo">1030</span> }<a name="line.1030"></a>
-<span class="sourceLineNo">1031</span><a name="line.1031"></a>
-<span class="sourceLineNo">1032</span>}<a name="line.1032"></a>
+<span class="sourceLineNo">592</span> return (int) Streams.copy(newInputStream(), output, false); // N.B. Streams.copy closes the input stream<a name="line.592"></a>
+<span class="sourceLineNo">593</span> }<a name="line.593"></a>
+<span class="sourceLineNo">594</span><a name="line.594"></a>
+<span class="sourceLineNo">595</span> /**<a name="line.595"></a>
+<span class="sourceLineNo">596</span> * Creates a new {@link ItemInputStream}.<a name="line.596"></a>
+<span class="sourceLineNo">597</span> * @return A new instance of {@link ItemInputStream}.<a name="line.597"></a>
+<span class="sourceLineNo">598</span> */<a name="line.598"></a>
+<span class="sourceLineNo">599</span> ItemInputStream newInputStream() {<a name="line.599"></a>
+<span class="sourceLineNo">600</span> return new ItemInputStream();<a name="line.600"></a>
+<span class="sourceLineNo">601</span> }<a name="line.601"></a>
+<span class="sourceLineNo">602</span><a name="line.602"></a>
+<span class="sourceLineNo">603</span> /**<a name="line.603"></a>
+<span class="sourceLineNo">604</span> * <p> Reads <code>body-data</code> from the current<a name="line.604"></a>
+<span class="sourceLineNo">605</span> * <code>encapsulation</code> and discards it.<a name="line.605"></a>
+<span class="sourceLineNo">606</span> *<a name="line.606"></a>
+<span class="sourceLineNo">607</span> * <p>Use this method to skip encapsulations you don't need or don't<a name="line.607"></a>
+<span class="sourceLineNo">608</span> * understand.<a name="line.608"></a>
+<span class="sourceLineNo">609</span> *<a name="line.609"></a>
+<span class="sourceLineNo">610</span> * @return The amount of data discarded.<a name="line.610"></a>
+<span class="sourceLineNo">611</span> *<a name="line.611"></a>
+<span class="sourceLineNo">612</span> * @throws MalformedStreamException if the stream ends unexpectedly.<a name="line.612"></a>
+<span class="sourceLineNo">613</span> * @throws IOException if an i/o error occurs.<a name="line.613"></a>
+<span class="sourceLineNo">614</span> */<a name="line.614"></a>
+<span class="sourceLineNo">615</span> public int discardBodyData() throws MalformedStreamException, IOException {<a name="line.615"></a>
+<span class="sourceLineNo">616</span> return readBodyData(null);<a name="line.616"></a>
+<span class="sourceLineNo">617</span> }<a name="line.617"></a>
+<span class="sourceLineNo">618</span><a name="line.618"></a>
+<span class="sourceLineNo">619</span> /**<a name="line.619"></a>
+<span class="sourceLineNo">620</span> * Finds the beginning of the first <code>encapsulation</code>.<a name="line.620"></a>
+<span class="sourceLineNo">621</span> *<a name="line.621"></a>
+<span class="sourceLineNo">622</span> * @return <code>true</code> if an <code>encapsulation</code> was found in<a name="line.622"></a>
+<span class="sourceLineNo">623</span> * the stream.<a name="line.623"></a>
+<span class="sourceLineNo">624</span> *<a name="line.624"></a>
+<span class="sourceLineNo">625</span> * @throws IOException if an i/o error occurs.<a name="line.625"></a>
+<span class="sourceLineNo">626</span> */<a name="line.626"></a>
+<span class="sourceLineNo">627</span> public boolean skipPreamble() throws IOException {<a name="line.627"></a>
+<span class="sourceLineNo">628</span> // First delimiter may be not preceeded with a CRLF.<a name="line.628"></a>
+<span class="sourceLineNo">629</span> System.arraycopy(boundary, 2, boundary, 0, boundary.length - 2);<a name="line.629"></a>
+<span class="sourceLineNo">630</span> boundaryLength = boundary.length - 2;<a name="line.630"></a>
+<span class="sourceLineNo">631</span> try {<a name="line.631"></a>
+<span class="sourceLineNo">632</span> // Discard all data up to the delimiter.<a name="line.632"></a>
+<span class="sourceLineNo">633</span> discardBodyData();<a name="line.633"></a>
+<span class="sourceLineNo">634</span><a name="line.634"></a>
+<span class="sourceLineNo">635</span> // Read boundary - if succeeded, the stream contains an<a name="line.635"></a>
+<span class="sourceLineNo">636</span> // encapsulation.<a name="line.636"></a>
+<span class="sourceLineNo">637</span> return readBoundary();<a name="line.637"></a>
+<span class="sourceLineNo">638</span> } catch (MalformedStreamException e) {<a name="line.638"></a>
+<span class="sourceLineNo">639</span> return false;<a name="line.639"></a>
+<span class="sourceLineNo">640</span> } finally {<a name="line.640"></a>
+<span class="sourceLineNo">641</span> // Restore delimiter.<a name="line.641"></a>
+<span class="sourceLineNo">642</span> System.arraycopy(boundary, 0, boundary, 2, boundary.length - 2);<a name="line.642"></a>
+<span class="sourceLineNo">643</span> boundaryLength = boundary.length;<a name="line.643"></a>
+<span class="sourceLineNo">644</span> boundary[0] = CR;<a name="line.644"></a>
+<span class="sourceLineNo">645</span> boundary[1] = LF;<a name="line.645"></a>
+<span class="sourceLineNo">646</span> }<a name="line.646"></a>
+<span class="sourceLineNo">647</span> }<a name="line.647"></a>
+<span class="sourceLineNo">648</span><a name="line.648"></a>
+<span class="sourceLineNo">649</span> /**<a name="line.649"></a>
+<span class="sourceLineNo">650</span> * Compares <code>count</code> first bytes in the arrays<a name="line.650"></a>
+<span class="sourceLineNo">651</span> * <code>a</code> and <code>b</code>.<a name="line.651"></a>
+<span class="sourceLineNo">652</span> *<a name="line.652"></a>
+<span class="sourceLineNo">653</span> * @param a The first array to compare.<a name="line.653"></a>
+<span class="sourceLineNo">654</span> * @param b The second array to compare.<a name="line.654"></a>
+<span class="sourceLineNo">655</span> * @param count How many bytes should be compared.<a name="line.655"></a>
+<span class="sourceLineNo">656</span> *<a name="line.656"></a>
+<span class="sourceLineNo">657</span> * @return <code>true</code> if <code>count</code> first bytes in arrays<a name="line.657"></a>
+<span class="sourceLineNo">658</span> * <code>a</code> and <code>b</code> are equal.<a name="line.658"></a>
+<span class="sourceLineNo">659</span> */<a name="line.659"></a>
+<span class="sourceLineNo">660</span> public static boolean arrayequals(byte[] a,<a name="line.660"></a>
+<span class="sourceLineNo">661</span> byte[] b,<a name="line.661"></a>
+<span class="sourceLineNo">662</span> int count) {<a name="line.662"></a>
+<span class="sourceLineNo">663</span> for (int i = 0; i < count; i++) {<a name="line.663"></a>
+<span class="sourceLineNo">664</span> if (a[i] != b[i]) {<a name="line.664"></a>
+<span class="sourceLineNo">665</span> return false;<a name="line.665"></a>
+<span class="sourceLineNo">666</span> }<a name="line.666"></a>
+<span class="sourceLineNo">667</span> }<a name="line.667"></a>
+<span class="sourceLineNo">668</span> return true;<a name="line.668"></a>
+<span class="sourceLineNo">669</span> }<a name="line.669"></a>
+<span class="sourceLineNo">670</span><a name="line.670"></a>
+<span class="sourceLineNo">671</span> /**<a name="line.671"></a>
+<span class="sourceLineNo">672</span> * Searches for a byte of specified value in the <code>buffer</code>,<a name="line.672"></a>
+<span class="sourceLineNo">673</span> * starting at the specified <code>position</code>.<a name="line.673"></a>
+<span class="sourceLineNo">674</span> *<a name="line.674"></a>
+<span class="sourceLineNo">675</span> * @param value The value to find.<a name="line.675"></a>
+<span class="sourceLineNo">676</span> * @param pos The starting position for searching.<a name="line.676"></a>
+<span class="sourceLineNo">677</span> *<a name="line.677"></a>
+<span class="sourceLineNo">678</span> * @return The position of byte found, counting from beginning of the<a name="line.678"></a>
+<span class="sourceLineNo">679</span> * <code>buffer</code>, or <code>-1</code> if not found.<a name="line.679"></a>
+<span class="sourceLineNo">680</span> */<a name="line.680"></a>
+<span class="sourceLineNo">681</span> protected int findByte(byte value,<a name="line.681"></a>
+<span class="sourceLineNo">682</span> int pos) {<a name="line.682"></a>
+<span class="sourceLineNo">683</span> for (int i = pos; i < tail; i++) {<a name="line.683"></a>
+<span class="sourceLineNo">684</span> if (buffer[i] == value) {<a name="line.684"></a>
+<span class="sourceLineNo">685</span> return i;<a name="line.685"></a>
+<span class="sourceLineNo">686</span> }<a name="line.686"></a>
+<span class="sourceLineNo">687</span> }<a name="line.687"></a>
+<span class="sourceLineNo">688</span><a name="line.688"></a>
+<span class="sourceLineNo">689</span> return -1;<a name="line.689"></a>
+<span class="sourceLineNo">690</span> }<a name="line.690"></a>
+<span class="sourceLineNo">691</span><a name="line.691"></a>
+<span class="sourceLineNo">692</span> /**<a name="line.692"></a>
+<span class="sourceLineNo">693</span> * Searches for the <code>boundary</code> in the <code>buffer</code><a name="line.693"></a>
+<span class="sourceLineNo">694</span> * region delimited by <code>head</code> and <code>tail</code>.<a name="line.694"></a>
+<span class="sourceLineNo">695</span> *<a name="line.695"></a>
+<span class="sourceLineNo">696</span> * @return The position of the boundary found, counting from the<a name="line.696"></a>
+<span class="sourceLineNo">697</span> * beginning of the <code>buffer</code>, or <code>-1</code> if<a name="line.697"></a>
+<span class="sourceLineNo">698</span> * not found.<a name="line.698"></a>
+<span class="sourceLineNo">699</span> */<a name="line.699"></a>
+<span class="sourceLineNo">700</span> protected int findSeparator() {<a name="line.700"></a>
+<span class="sourceLineNo">701</span> int first;<a name="line.701"></a>
+<span class="sourceLineNo">702</span> int match = 0;<a name="line.702"></a>
+<span class="sourceLineNo">703</span> int maxpos = tail - boundaryLength;<a name="line.703"></a>
+<span class="sourceLineNo">704</span> for (first = head; first <= maxpos && match != boundaryLength; first++) {<a name="line.704"></a>
+<span class="sourceLineNo">705</span> first = findByte(boundary[0], first);<a name="line.705"></a>
+<span class="sourceLineNo">706</span> if (first == -1 || first > maxpos) {<a name="line.706"></a>
+<span class="sourceLineNo">707</span> return -1;<a name="line.707"></a>
+<span class="sourceLineNo">708</span> }<a name="line.708"></a>
+<span class="sourceLineNo">709</span> for (match = 1; match < boundaryLength; match++) {<a name="line.709"></a>
+<span class="sourceLineNo">710</span> if (buffer[first + match] != boundary[match]) {<a name="line.710"></a>
+<span class="sourceLineNo">711</span> break;<a name="line.711"></a>
+<span class="sourceLineNo">712</span> }<a name="line.712"></a>
+<span class="sourceLineNo">713</span> }<a name="line.713"></a>
+<span class="sourceLineNo">714</span> }<a name="line.714"></a>
+<span class="sourceLineNo">715</span> if (match == boundaryLength) {<a name="line.715"></a>
+<span class="sourceLineNo">716</span> return first - 1;<a name="line.716"></a>
+<span class="sourceLineNo">717</span> }<a name="line.717"></a>
+<span class="sourceLineNo">718</span> return -1;<a name="line.718"></a>
+<span class="sourceLineNo">719</span> }<a name="line.719"></a>
+<span class="sourceLineNo">720</span><a name="line.720"></a>
+<span class="sourceLineNo">721</span> /**<a name="line.721"></a>
+<span class="sourceLineNo">722</span> * Thrown to indicate that the input stream fails to follow the<a name="line.722"></a>
+<span class="sourceLineNo">723</span> * required syntax.<a name="line.723"></a>
+<span class="sourceLineNo">724</span> */<a name="line.724"></a>
+<span class="sourceLineNo">725</span> public static class MalformedStreamException extends IOException {<a name="line.725"></a>
+<span class="sourceLineNo">726</span><a name="line.726"></a>
+<span class="sourceLineNo">727</span> /**<a name="line.727"></a>
+<span class="sourceLineNo">728</span> * The UID to use when serializing this instance.<a name="line.728"></a>
+<span class="sourceLineNo">729</span> */<a name="line.729"></a>
+<span class="sourceLineNo">730</span> private static final long serialVersionUID = 6466926458059796677L;<a name="line.730"></a>
+<span class="sourceLineNo">731</span><a name="line.731"></a>
+<span class="sourceLineNo">732</span> /**<a name="line.732"></a>
+<span class="sourceLineNo">733</span> * Constructs a <code>MalformedStreamException</code> with no<a name="line.733"></a>
+<span class="sourceLineNo">734</span> * detail message.<a name="line.734"></a>
+<span class="sourceLineNo">735</span> */<a name="line.735"></a>
+<span class="sourceLineNo">736</span> public MalformedStreamException() {<a name="line.736"></a>
+<span class="sourceLineNo">737</span> super();<a name="line.737"></a>
+<span class="sourceLineNo">738</span> }<a name="line.738"></a>
+<span class="sourceLineNo">739</span><a name="line.739"></a>
+<span class="sourceLineNo">740</span> /**<a name="line.740"></a>
+<span class="sourceLineNo">741</span> * Constructs an <code>MalformedStreamException</code> with<a name="line.741"></a>
+<span class="sourceLineNo">742</span> * the specified detail message.<a name="line.742"></a>
+<span class="sourceLineNo">743</span> *<a name="line.743"></a>
+<span class="sourceLineNo">744</span> * @param message The detail message.<a name="line.744"></a>
+<span class="sourceLineNo">745</span> */<a name="line.745"></a>
+<span class="sourceLineNo">746</span> public MalformedStreamException(String message) {<a name="line.746"></a>
+<span class="sourceLineNo">747</span> super(message);<a name="line.747"></a>
+<span class="sourceLineNo">748</span> }<a name="line.748"></a>
+<span class="sourceLineNo">749</span><a name="line.749"></a>
+<span class="sourceLineNo">750</span> }<a name="line.750"></a>
+<span class="sourceLineNo">751</span><a name="line.751"></a>
+<span class="sourceLineNo">752</span> /**<a name="line.752"></a>
+<span class="sourceLineNo">753</span> * Thrown upon attempt of setting an invalid boundary token.<a name="line.753"></a>
+<span class="sourceLineNo">754</span> */<a name="line.754"></a>
+<span class="sourceLineNo">755</span> public static class IllegalBoundaryException extends IOException {<a name="line.755"></a>
+<span class="sourceLineNo">756</span><a name="line.756"></a>
+<span class="sourceLineNo">757</span> /**<a name="line.757"></a>
+<span class="sourceLineNo">758</span> * The UID to use when serializing this instance.<a name="line.758"></a>
+<span class="sourceLineNo">759</span> */<a name="line.759"></a>
+<span class="sourceLineNo">760</span> private static final long serialVersionUID = -161533165102632918L;<a name="line.760"></a>
+<span class="sourceLineNo">761</span><a name="line.761"></a>
+<span class="sourceLineNo">762</span> /**<a name="line.762"></a>
+<span class="sourceLineNo">763</span> * Constructs an <code>IllegalBoundaryException</code> with no<a name="line.763"></a>
+<span class="sourceLineNo">764</span> * detail message.<a name="line.764"></a>
+<span class="sourceLineNo">765</span> */<a name="line.765"></a>
+<span class="sourceLineNo">766</span> public IllegalBoundaryException() {<a name="line.766"></a>
+<span class="sourceLineNo">767</span> super();<a name="line.767"></a>
+<span class="sourceLineNo">768</span> }<a name="line.768"></a>
+<span class="sourceLineNo">769</span><a name="line.769"></a>
+<span class="sourceLineNo">770</span> /**<a name="line.770"></a>
+<span class="sourceLineNo">771</span> * Constructs an <code>IllegalBoundaryException</code> with<a name="line.771"></a>
+<span class="sourceLineNo">772</span> * the specified detail message.<a name="line.772"></a>
+<span class="sourceLineNo">773</span> *<a name="line.773"></a>
+<span class="sourceLineNo">774</span> * @param message The detail message.<a name="line.774"></a>
+<span class="sourceLineNo">775</span> */<a name="line.775"></a>
+<span class="sourceLineNo">776</span> public IllegalBoundaryException(String message) {<a name="line.776"></a>
+<span class="sourceLineNo">777</span> super(message);<a name="line.777"></a>
+<span class="sourceLineNo">778</span> }<a name="line.778"></a>
+<span class="sourceLineNo">779</span><a name="line.779"></a>
+<span class="sourceLineNo">780</span> }<a name="line.780"></a>
+<span class="sourceLineNo">781</span><a name="line.781"></a>
+<span class="sourceLineNo">782</span> /**<a name="line.782"></a>
+<span class="sourceLineNo">783</span> * An {@link InputStream} for reading an items contents.<a name="line.783"></a>
+<span class="sourceLineNo">784</span> */<a name="line.784"></a>
+<span class="sourceLineNo">785</span> public class ItemInputStream extends InputStream implements Closeable {<a name="line.785"></a>
+<span class="sourceLineNo">786</span><a name="line.786"></a>
+<span class="sourceLineNo">787</span> /**<a name="line.787"></a>
+<span class="sourceLineNo">788</span> * The number of bytes, which have been read so far.<a name="line.788"></a>
+<span class="sourceLineNo">789</span> */<a name="line.789"></a>
+<span class="sourceLineNo">790</span> private long total;<a name="line.790"></a>
+<span class="sourceLineNo">791</span><a name="line.791"></a>
+<span class="sourceLineNo">792</span> /**<a name="line.792"></a>
+<span class="sourceLineNo">793</span> * The number of bytes, which must be hold, because<a name="line.793"></a>
+<span class="sourceLineNo">794</span> * they might be a part of the boundary.<a name="line.794"></a>
+<span class="sourceLineNo">795</span> */<a name="line.795"></a>
+<span class="sourceLineNo">796</span> private int pad;<a name="line.796"></a>
+<span class="sourceLineNo">797</span><a name="line.797"></a>
+<span class="sourceLineNo">798</span> /**<a name="line.798"></a>
+<span class="sourceLineNo">799</span> * The current offset in the buffer.<a name="line.799"></a>
+<span class="sourceLineNo">800</span> */<a name="line.800"></a>
+<span class="sourceLineNo">801</span> private int pos;<a name="line.801"></a>
+<span class="sourceLineNo">802</span><a name="line.802"></a>
+<span class="sourceLineNo">803</span> /**<a name="line.803"></a>
+<span class="sourceLineNo">804</span> * Whether the stream is already closed.<a name="line.804"></a>
+<span class="sourceLineNo">805</span> */<a name="line.805"></a>
+<span class="sourceLineNo">806</span> private boolean closed;<a name="line.806"></a>
+<span class="sourceLineNo">807</span><a name="line.807"></a>
+<span class="sourceLineNo">808</span> /**<a name="line.808"></a>
+<span class="sourceLineNo">809</span> * Creates a new instance.<a name="line.809"></a>
+<span class="sourceLineNo">810</span> */<a name="line.810"></a>
+<span class="sourceLineNo">811</span> ItemInputStream() {<a name="line.811"></a>
+<span class="sourceLineNo">812</span> findSeparator();<a name="line.812"></a>
+<span class="sourceLineNo">813</span> }<a name="line.813"></a>
+<span class="sourceLineNo">814</span><a name="line.814"></a>
+<span class="sourceLineNo">815</span> /**<a name="line.815"></a>
+<span class="sourceLineNo">816</span> * Called for finding the separator.<a name="line.816"></a>
+<span class="sourceLineNo">817</span> */<a name="line.817"></a>
+<span class="sourceLineNo">818</span> private void findSeparator() {<a name="line.818"></a>
+<span class="sourceLineNo">819</span> pos = MultipartStream.this.findSeparator();<a name="line.819"></a>
+<span class="sourceLineNo">820</span> if (pos == -1) {<a name="line.820"></a>
+<span class="sourceLineNo">821</span> if (tail - head > keepRegion) {<a name="line.821"></a>
+<span class="sourceLineNo">822</span> pad = keepRegion;<a name="line.822"></a>
+<span class="sourceLineNo">823</span> } else {<a name="line.823"></a>
+<span class="sourceLineNo">824</span> pad = tail - head;<a name="line.824"></a>
+<span class="sourceLineNo">825</span> }<a name="line.825"></a>
+<span class="sourceLineNo">826</span> }<a name="line.826"></a>
+<span class="sourceLineNo">827</span> }<a name="line.827"></a>
+<span class="sourceLineNo">828</span><a name="line.828"></a>
+<span class="sourceLineNo">829</span> /**<a name="line.829"></a>
+<span class="sourceLineNo">830</span> * Returns the number of bytes, which have been read<a name="line.830"></a>
+<span class="sourceLineNo">831</span> * by the stream.<a name="line.831"></a>
+<span class="sourceLineNo">832</span> *<a name="line.832"></a>
+<span class="sourceLineNo">833</span> * @return Number of bytes, which have been read so far.<a name="line.833"></a>
+<span class="sourceLineNo">834</span> */<a name="line.834"></a>
+<span class="sourceLineNo">835</span> public long getBytesRead() {<a name="line.835"></a>
+<span class="sourceLineNo">836</span> return total;<a name="line.836"></a>
+<span class="sourceLineNo">837</span> }<a name="line.837"></a>
+<span class="sourceLineNo">838</span><a name="line.838"></a>
+<span class="sourceLineNo">839</span> /**<a name="line.839"></a>
+<span class="sourceLineNo">840</span> * Returns the number of bytes, which are currently<a name="line.840"></a>
+<span class="sourceLineNo">841</span> * available, without blocking.<a name="line.841"></a>
+<span class="sourceLineNo">842</span> *<a name="line.842"></a>
+<span class="sourceLineNo">843</span> * @throws IOException An I/O error occurs.<a name="line.843"></a>
+<span class="sourceLineNo">844</span> * @return Number of bytes in the buffer.<a name="line.844"></a>
+<span class="sourceLineNo">845</span> */<a name="line.845"></a>
+<span class="sourceLineNo">846</span> @Override<a name="line.846"></a>
+<span class="sourceLineNo">847</span> public int available() throws IOException {<a name="line.847"></a>
+<span class="sourceLineNo">848</span> if (pos == -1) {<a name="line.848"></a>
+<span class="sourceLineNo">849</span> return tail - head - pad;<a name="line.849"></a>
+<span class="sourceLineNo">850</span> }<a name="line.850"></a>
+<span class="sourceLineNo">851</span> return pos - head;<a name="line.851"></a>
+<span class="sourceLineNo">852</span> }<a name="line.852"></a>
+<span class="sourceLineNo">853</span><a name="line.853"></a>
+<span class="sourceLineNo">854</span> /**<a name="line.854"></a>
+<span class="sourceLineNo">855</span> * Offset when converting negative bytes to integers.<a name="line.855"></a>
+<span class="sourceLineNo">856</span> */<a name="line.856"></a>
+<span class="sourceLineNo">857</span> private static final int BYTE_POSITIVE_OFFSET = 256;<a name="line.857"></a>
+<span class="sourceLineNo">858</span><a name="line.858"></a>
+<span class="sourceLineNo">859</span> /**<a name="line.859"></a>
+<span class="sourceLineNo">860</span> * Returns the next byte in the stream.<a name="line.860"></a>
+<span class="sourceLineNo">861</span> *<a name="line.861"></a>
+<span class="sourceLineNo">862</span> * @return The next byte in the stream, as a non-negative<a name="line.862"></a>
+<span class="sourceLineNo">863</span> * integer, or -1 for EOF.<a name="line.863"></a>
+<span class="sourceLineNo">864</span> * @throws IOException An I/O error occurred.<a name="line.864"></a>
+<span class="sourceLineNo">865</span> */<a name="line.865"></a>
+<span class="sourceLineNo">866</span> @Override<a name="line.866"></a>
+<span class="sourceLineNo">867</span> public int read() throws IOException {<a name="line.867"></a>
+<span class="sourceLineNo">868</span> if (closed) {<a name="line.868"></a>
+<span class="sourceLineNo">869</span> throw new FileItemStream.ItemSkippedException();<a name="line.869"></a>
+<span class="sourceLineNo">870</span> }<a name="line.870"></a>
+<span class="sourceLineNo">871</span> if (available() == 0 && makeAvailable() == 0) {<a name="line.871"></a>
+<span class="sourceLineNo">872</span> return -1;<a name="line.872"></a>
+<span class="sourceLineNo">873</span> }<a name="line.873"></a>
+<span class="sourceLineNo">874</span> ++total;<a name="line.874"></a>
+<span class="sourceLineNo">875</span> int b = buffer[head++];<a name="line.875"></a>
+<span class="sourceLineNo">876</span> if (b >= 0) {<a name="line.876"></a>
+<span class="sourceLineNo">877</span> return b;<a name="line.877"></a>
+<span class="sourceLineNo">878</span> }<a name="line.878"></a>
+<span class="sourceLineNo">879</span> return b + BYTE_POSITIVE_OFFSET;<a name="line.879"></a>
+<span class="sourceLineNo">880</span> }<a name="line.880"></a>
+<span class="sourceLineNo">881</span><a name="line.881"></a>
+<span class="sourceLineNo">882</span> /**<a name="line.882"></a>
+<span class="sourceLineNo">883</span> * Reads bytes into the given buffer.<a name="line.883"></a>
+<span class="sourceLineNo">884</span> *<a name="line.884"></a>
+<span class="sourceLineNo">885</span> * @param b The destination buffer, where to write to.<a name="line.885"></a>
+<span class="sourceLineNo">886</span> * @param off Offset of the first byte in the buffer.<a name="line.886"></a>
+<span class="sourceLineNo">887</span> * @param len Maximum number of bytes to read.<a name="line.887"></a>
+<span class="sourceLineNo">888</span> * @return Number of bytes, which have been actually read,<a name="line.888"></a>
+<span class="sourceLineNo">889</span> * or -1 for EOF.<a name="line.889"></a>
+<span class="sourceLineNo">890</span> * @throws IOException An I/O error occurred.<a name="line.890"></a>
+<span class="sourceLineNo">891</span> */<a name="line.891"></a>
+<span class="sourceLineNo">892</span> @Override<a name="line.892"></a>
+<span class="sourceLineNo">893</span> public int read(byte[] b, int off, int len) throws IOException {<a name="line.893"></a>
+<span class="sourceLineNo">894</span> if (closed) {<a name="line.894"></a>
+<span class="sourceLineNo">895</span> throw new FileItemStream.ItemSkippedException();<a name="line.895"></a>
+<span class="sourceLineNo">896</span> }<a name="line.896"></a>
+<span class="sourceLineNo">897</span> if (len == 0) {<a name="line.897"></a>
+<span class="sourceLineNo">898</span> return 0;<a name="line.898"></a>
+<span class="sourceLineNo">899</span> }<a name="line.899"></a>
+<span class="sourceLineNo">900</span> int res = available();<a name="line.900"></a>
+<span class="sourceLineNo">901</span> if (res == 0) {<a name="line.901"></a>
+<span class="sourceLineNo">902</span> res = makeAvailable();<a name="line.902"></a>
+<span class="sourceLineNo">903</span> if (res == 0) {<a name="line.903"></a>
+<span class="sourceLineNo">904</span> return -1;<a name="line.904"></a>
+<span class="sourceLineNo">905</span> }<a name="line.905"></a>
+<span class="sourceLineNo">906</span> }<a name="line.906"></a>
+<span class="sourceLineNo">907</span> res = Math.min(res, len);<a name="line.907"></a>
+<span class="sourceLineNo">908</span> System.arraycopy(buffer, head, b, off, res);<a name="line.908"></a>
+<span class="sourceLineNo">909</span> head += res;<a name="line.909"></a>
+<span class="sourceLineNo">910</span> total += res;<a name="line.910"></a>
+<span class="sourceLineNo">911</span> return res;<a name="line.911"></a>
+<span class="sourceLineNo">912</span> }<a name="line.912"></a>
+<span class="sourceLineNo">913</span><a name="line.913"></a>
+<span class="sourceLineNo">914</span> /**<a name="line.914"></a>
+<span class="sourceLineNo">915</span> * Closes the input stream.<a name="line.915"></a>
+<span class="sourceLineNo">916</span> *<a name="line.916"></a>
+<span class="sourceLineNo">917</span> * @throws IOException An I/O error occurred.<a name="line.917"></a>
+<span class="sourceLineNo">918</span> */<a name="line.918"></a>
+<span class="sourceLineNo">919</span> @Override<a name="line.919"></a>
+<span class="sourceLineNo">920</span> public void close() throws IOException {<a name="line.920"></a>
+<span class="sourceLineNo">921</span> close(false);<a name="line.921"></a>
+<span class="sourceLineNo">922</span> }<a name="line.922"></a>
+<span class="sourceLineNo">923</span><a name="line.923"></a>
+<span class="sourceLineNo">924</span> /**<a name="line.924"></a>
+<span class="sourceLineNo">925</span> * Closes the input stream.<a name="line.925"></a>
+<span class="sourceLineNo">926</span> *<a name="line.926"></a>
+<span class="sourceLineNo">927</span> * @param pCloseUnderlying Whether to close the underlying stream<a name="line.927"></a>
+<span class="sourceLineNo">928</span> * (hard close)<a name="line.928"></a>
+<span class="sourceLineNo">929</span> * @throws IOException An I/O error occurred.<a name="line.929"></a>
+<span class="sourceLineNo">930</span> */<a name="line.930"></a>
+<span class="sourceLineNo">931</span> public void close(boolean pCloseUnderlying) throws IOException {<a name="line.931"></a>
+<span class="sourceLineNo">932</span> if (closed) {<a name="line.932"></a>
+<span class="sourceLineNo">933</span> return;<a name="line.933"></a>
+<span class="sourceLineNo">934</span> }<a name="line.934"></a>
+<span class="sourceLineNo">935</span> if (pCloseUnderlying) {<a name="line.935"></a>
+<span class="sourceLineNo">936</span> closed = true;<a name="line.936"></a>
+<span class="sourceLineNo">937</span> input.close();<a name="line.937"></a>
+<span class="sourceLineNo">938</span> } else {<a name="line.938"></a>
+<span class="sourceLineNo">939</span> for (;;) {<a name="line.939"></a>
+<span class="sourceLineNo">940</span> int av = available();<a name="line.940"></a>
+<span class="sourceLineNo">941</span> if (av == 0) {<a name="line.941"></a>
+<span class="sourceLineNo">942</span> av = makeAvailable();<a name="line.942"></a>
+<span class="sourceLineNo">943</span> if (av == 0) {<a name="line.943"></a>
+<span class="sourceLineNo">944</span> break;<a name="line.944"></a>
+<span class="sourceLineNo">945</span> }<a name="line.945"></a>
+<span class="sourceLineNo">946</span> }<a name="line.946"></a>
+<span class="sourceLineNo">947</span> skip(av);<a name="line.947"></a>
+<span class="sourceLineNo">948</span> }<a name="line.948"></a>
+<span class="sourceLineNo">949</span> }<a name="line.949"></a>
+<span class="sourceLineNo">950</span> closed = true;<a name="line.950"></a>
+<span class="sourceLineNo">951</span> }<a name="line.951"></a>
+<span class="sourceLineNo">952</span><a name="line.952"></a>
+<span class="sourceLineNo">953</span> /**<a name="line.953"></a>
+<span class="sourceLineNo">954</span> * Skips the given number of bytes.<a name="line.954"></a>
+<span class="sourceLineNo">955</span> *<a name="line.955"></a>
+<span class="sourceLineNo">956</span> * @param bytes Number of bytes to skip.<a name="line.956"></a>
+<span class="sourceLineNo">957</span> * @return The number of bytes, which have actually been<a name="line.957"></a>
+<span class="sourceLineNo">958</span> * skipped.<a name="line.958"></a>
+<span class="sourceLineNo">959</span> * @throws IOException An I/O error occurred.<a name="line.959"></a>
+<span class="sourceLineNo">960</span> */<a name="line.960"></a>
+<span class="sourceLineNo">961</span> @Override<a name="line.961"></a>
+<span class="sourceLineNo">962</span> public long skip(long bytes) throws IOException {<a name="line.962"></a>
+<span class="sourceLineNo">963</span> if (closed) {<a name="line.963"></a>
+<span class="sourceLineNo">964</span> throw new FileItemStream.ItemSkippedException();<a name="line.964"></a>
+<span class="sourceLineNo">965</span> }<a name="line.965"></a>
+<span class="sourceLineNo">966</span> int av = available();<a name="line.966"></a>
+<span class="sourceLineNo">967</span> if (av == 0) {<a name="line.967"></a>
+<span class="sourceLineNo">968</span> av = makeAvailable();<a name="line.968"></a>
+<span class="sourceLineNo">969</span> if (av == 0) {<a name="line.969"></a>
+<span class="sourceLineNo">970</span> return 0;<a name="line.970"></a>
+<span class="sourceLineNo">971</span> }<a name="line.971"></a>
+<span class="sourceLineNo">972</span> }<a name="line.972"></a>
+<span class="sourceLineNo">973</span> long res = Math.min(av, bytes);<a name="line.973"></a>
+<span class="sourceLineNo">974</span> head += res;<a name="line.974"></a>
+<span class="sourceLineNo">975</span> return res;<a name="line.975"></a>
+<span class="sourceLineNo">976</span> }<a name="line.976"></a>
+<span class="sourceLineNo">977</span><a name="line.977"></a>
+<span class="sourceLineNo">978</span> /**<a name="line.978"></a>
+<span class="sourceLineNo">979</span> * Attempts to read more data.<a name="line.979"></a>
+<span class="sourceLineNo">980</span> *<a name="line.980"></a>
+<span class="sourceLineNo">981</span> * @return Number of available bytes<a name="line.981"></a>
+<span class="sourceLineNo">982</span> * @throws IOException An I/O error occurred.<a name="line.982"></a>
+<span class="sourceLineNo">983</span> */<a name="line.983"></a>
+<span class="sourceLineNo">984</span> private int makeAvailable() throws IOException {<a name="line.984"></a>
+<span class="sourceLineNo">985</span> if (pos != -1) {<a name="line.985"></a>
+<span class="sourceLineNo">986</span> return 0;<a name="line.986"></a>
+<span class="sourceLineNo">987</span> }<a name="line.987"></a>
+<span class="sourceLineNo">988</span><a name="line.988"></a>
+<span class="sourceLineNo">989</span> // Move the data to the beginning of the buffer.<a name="line.989"></a>
+<span class="sourceLineNo">990</span> total += tail - head - pad;<a name="line.990"></a>
+<span class="sourceLineNo">991</span> System.arraycopy(buffer, tail - pad, buffer, 0, pad);<a name="line.991"></a>
+<span class="sourceLineNo">992</span><a name="line.992"></a>
+<span class="sourceLineNo">993</span> // Refill buffer with new data.<a name="line.993"></a>
+<span class="sourceLineNo">994</span> head = 0;<a name="line.994"></a>
+<span class="sourceLineNo">995</span> tail = pad;<a name="line.995"></a>
+<span class="sourceLineNo">996</span><a name="line.996"></a>
+<span class="sourceLineNo">997</span> for (;;) {<a name="line.997"></a>
+<span class="sourceLineNo">998</span> int bytesRead = input.read(buffer, tail, bufSize - tail);<a name="line.998"></a>
+<span class="sourceLineNo">999</span> if (bytesRead == -1) {<a name="line.999"></a>
+<span class="sourceLineNo">1000</span> // The last pad amount is left in the buffer.<a name="line.1000"></a>
+<span class="sourceLineNo">1001</span> // Boundary can't be in there so signal an error<a name="line.1001"></a>
+<span class="sourceLineNo">1002</span> // condition.<a name="line.1002"></a>
+<span class="sourceLineNo">1003</span> final String msg = "Stream ended unexpectedly";<a name="line.1003"></a>
+<span class="sourceLineNo">1004</span> throw new MalformedStreamException(msg);<a name="line.1004"></a>
+<span class="sourceLineNo">1005</span> }<a name="line.1005"></a>
+<span class="sourceLineNo">1006</span> if (notifier != null) {<a name="line.1006"></a>
+<span class="sourceLineNo">1007</span> notifier.noteBytesRead(bytesRead);<a name="line.1007"></a>
+<span class="sourceLineNo">1008</span> }<a name="line.1008"></a>
+<span class="sourceLineNo">1009</span> tail += bytesRead;<a name="line.1009"></a>
+<span class="sourceLineNo">1010</span><a name="line.1010"></a>
+<span class="sourceLineNo">1011</span> findSeparator();<a name="line.1011"></a>
+<span class="sourceLineNo">1012</span> int av = available();<a name="line.1012"></a>
+<span class="sourceLineNo">1013</span><a name="line.1013"></a>
+<span class="sourceLineNo">1014</span> if (av > 0 || pos != -1) {<a name="line.1014"></a>
+<span class="sourceLineNo">1015</span> return av;<a name="line.1015"></a>
+<span class="sourceLineNo">1016</span> }<a name="line.1016"></a>
+<span class="sourceLineNo">1017</span> }<a name="line.1017"></a>
+<span class="sourceLineNo">1018</span> }<a name="line.1018"></a>
+<span class="sourceLineNo">1019</span><a name="line.1019"></a>
+<span class="sourceLineNo">1020</span> /**<a name="line.1020"></a>
+<span class="sourceLineNo">1021</span> * Returns, whether the stream is closed.<a name="line.1021"></a>
+<span class="sourceLineNo">1022</span> *<a name="line.1022"></a>
+<span class="sourceLineNo">1023</span> * @return True, if the stream is closed, otherwise false.<a name="line.1023"></a>
+<span class="sourceLineNo">1024</span> */<a name="line.1024"></a>
+<span class="sourceLineNo">1025</span> public boolean isClosed() {<a name="line.1025"></a>
+<span class="sourceLineNo">1026</span> return closed;<a name="line.1026"></a>
+<span class="sourceLineNo">1027</span> }<a name="line.1027"></a>
+<span class="sourceLineNo">1028</span><a name="line.1028"></a>
+<span class="sourceLineNo">1029</span> }<a name="line.1029"></a>
+<span class="sourceLineNo">1030</span><a name="line.1030"></a>
+<span class="sourceLineNo">1031</span>}<a name="line.1031"></a>