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| IdentityDecoder (HttpComponents Core 4.2.2 API) |
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| org.apache.http.impl.nio.codecs</FONT> |
| <BR> |
| Class IdentityDecoder</H2> |
| <PRE> |
| <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> |
| <IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html" title="class in org.apache.http.impl.nio.codecs">org.apache.http.impl.nio.codecs.AbstractContentDecoder</A> |
| <IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.http.impl.nio.codecs.IdentityDecoder</B> |
| </PRE> |
| <DL> |
| <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html" title="interface in org.apache.http.nio">ContentDecoder</A>, <A HREF="../../../../../../org/apache/http/nio/FileContentDecoder.html" title="interface in org.apache.http.nio">FileContentDecoder</A></DD> |
| </DL> |
| <HR> |
| <DL> |
| <DT><PRE><FONT SIZE="-1"><A HREF="../../../../../../org/apache/http/annotation/NotThreadSafe.html" title="annotation in org.apache.http.annotation">@NotThreadSafe</A> |
| </FONT>public class <B>IdentityDecoder</B><DT>extends <A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html" title="class in org.apache.http.impl.nio.codecs">AbstractContentDecoder</A><DT>implements <A HREF="../../../../../../org/apache/http/nio/FileContentDecoder.html" title="interface in org.apache.http.nio">FileContentDecoder</A></DL> |
| </PRE> |
| |
| <P> |
| Content decoder that reads data without any transformation. The end of the |
| content entity is delineated by closing the underlying connection |
| (EOF condition). Entities transferred using this input stream can be of |
| unlimited length. |
| <p> |
| This decoder is optimized to transfer data directly from the underlying |
| I/O session's channel to a <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/channels/FileChannel.html" title="class or interface in java.nio.channels"><CODE>FileChannel</CODE></A>, whenever |
| possible avoiding intermediate buffering in the session buffer. |
| <P> |
| |
| <P> |
| <DL> |
| <DT><B>Since:</B></DT> |
| <DD>4.0</DD> |
| </DL> |
| <HR> |
| |
| <P> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <A NAME="field_summary"><!-- --></A> |
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| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Field Summary</B></FONT></TH> |
| </TR> |
| </TABLE> |
| <A NAME="fields_inherited_from_class_org.apache.http.impl.nio.codecs.AbstractContentDecoder"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Fields inherited from class org.apache.http.impl.nio.codecs.<A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html" title="class in org.apache.http.impl.nio.codecs">AbstractContentDecoder</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html#buffer">buffer</A>, <A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html#channel">channel</A>, <A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html#completed">completed</A>, <A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html#metrics">metrics</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| |
| <A NAME="constructor_summary"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Constructor Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><B><A HREF="../../../../../../org/apache/http/impl/nio/codecs/IdentityDecoder.html#IdentityDecoder(java.nio.channels.ReadableByteChannel, org.apache.http.nio.reactor.SessionInputBuffer, org.apache.http.impl.io.HttpTransportMetricsImpl)">IdentityDecoder</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/channels/ReadableByteChannel.html" title="class or interface in java.nio.channels">ReadableByteChannel</A> channel, |
| <A HREF="../../../../../../org/apache/http/nio/reactor/SessionInputBuffer.html" title="interface in org.apache.http.nio.reactor">SessionInputBuffer</A> buffer, |
| <A HREF="../../../../../../org/apache/http/impl/io/HttpTransportMetricsImpl.html" title="class in org.apache.http.impl.io">HttpTransportMetricsImpl</A> metrics)</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| </TABLE> |
| |
| <!-- ========== METHOD SUMMARY =========== --> |
| |
| <A NAME="method_summary"><!-- --></A> |
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| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
| <B>Method Summary</B></FONT></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> int</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../../org/apache/http/impl/nio/codecs/IdentityDecoder.html#read(java.nio.ByteBuffer)">read</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/ByteBuffer.html" title="class or interface in java.nio">ByteBuffer</A> dst)</CODE> |
| |
| <BR> |
| Reads a portion of content from the underlying channel</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> void</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../../org/apache/http/impl/nio/codecs/IdentityDecoder.html#setCompleted(boolean)">setCompleted</A></B>(boolean completed)</CODE> |
| |
| <BR> |
| Sets the completed status of this decoder.</TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../../org/apache/http/impl/nio/codecs/IdentityDecoder.html#toString()">toString</A></B>()</CODE> |
| |
| <BR> |
| </TD> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
| <CODE> long</CODE></FONT></TD> |
| <TD><CODE><B><A HREF="../../../../../../org/apache/http/impl/nio/codecs/IdentityDecoder.html#transfer(java.nio.channels.FileChannel, long, long)">transfer</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/channels/FileChannel.html" title="class or interface in java.nio.channels">FileChannel</A> dst, |
| long position, |
| long count)</CODE> |
| |
| <BR> |
| Transfers a portion of entity content from the underlying network channel |
| into the given file channel.<br> |
| |
| <b>Warning</b>: Many implementations cannot write beyond the length of the file.</TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.http.impl.nio.codecs.AbstractContentDecoder"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from class org.apache.http.impl.nio.codecs.<A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html" title="class in org.apache.http.impl.nio.codecs">AbstractContentDecoder</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../../org/apache/http/impl/nio/codecs/AbstractContentDecoder.html#isCompleted()">isCompleted</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> |
| </TR> |
| </TABLE> |
| <A NAME="methods_inherited_from_class_org.apache.http.nio.ContentDecoder"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
| <TH ALIGN="left"><B>Methods inherited from interface org.apache.http.nio.<A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html" title="interface in org.apache.http.nio">ContentDecoder</A></B></TH> |
| </TR> |
| <TR BGCOLOR="white" CLASS="TableRowColor"> |
| <TD><CODE><A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html#isCompleted()">isCompleted</A></CODE></TD> |
| </TR> |
| </TABLE> |
| |
| <P> |
| |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| |
| <A NAME="constructor_detail"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
| <B>Constructor Detail</B></FONT></TH> |
| </TR> |
| </TABLE> |
| |
| <A NAME="IdentityDecoder(java.nio.channels.ReadableByteChannel, org.apache.http.nio.reactor.SessionInputBuffer, org.apache.http.impl.io.HttpTransportMetricsImpl)"><!-- --></A><H3> |
| IdentityDecoder</H3> |
| <PRE> |
| public <B>IdentityDecoder</B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/channels/ReadableByteChannel.html" title="class or interface in java.nio.channels">ReadableByteChannel</A> channel, |
| <A HREF="../../../../../../org/apache/http/nio/reactor/SessionInputBuffer.html" title="interface in org.apache.http.nio.reactor">SessionInputBuffer</A> buffer, |
| <A HREF="../../../../../../org/apache/http/impl/io/HttpTransportMetricsImpl.html" title="class in org.apache.http.impl.io">HttpTransportMetricsImpl</A> metrics)</PRE> |
| <DL> |
| </DL> |
| |
| <!-- ============ METHOD DETAIL ========== --> |
| |
| <A NAME="method_detail"><!-- --></A> |
| <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
| <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
| <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
| <B>Method Detail</B></FONT></TH> |
| </TR> |
| </TABLE> |
| |
| <A NAME="setCompleted(boolean)"><!-- --></A><H3> |
| setCompleted</H3> |
| <PRE> |
| public void <B>setCompleted</B>(boolean completed)</PRE> |
| <DL> |
| <DD>Sets the completed status of this decoder. Normally this is not necessary |
| (the decoder will automatically complete when the underlying channel |
| returns EOF). It is useful to mark the decoder as completed if you have |
| some other means to know all the necessary data has been read and want to |
| reuse the underlying connection for more messages. |
| <P> |
| <DD><DL> |
| </DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="read(java.nio.ByteBuffer)"><!-- --></A><H3> |
| read</H3> |
| <PRE> |
| public int <B>read</B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/ByteBuffer.html" title="class or interface in java.nio">ByteBuffer</A> dst) |
| throws <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></PRE> |
| <DL> |
| <DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html#read(java.nio.ByteBuffer)">ContentDecoder</A></CODE></B></DD> |
| <DD>Reads a portion of content from the underlying channel |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html#read(java.nio.ByteBuffer)">read</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/http/nio/ContentDecoder.html" title="interface in org.apache.http.nio">ContentDecoder</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>dst</CODE> - The buffer into which entity content is to be transferred |
| <DT><B>Returns:</B><DD>The number of bytes read, possibly zero, or -1 if the |
| channel has reached end-of-stream |
| <DT><B>Throws:</B> |
| <DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></CODE> - if I/O error occurs while reading content</DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="transfer(java.nio.channels.FileChannel, long, long)"><!-- --></A><H3> |
| transfer</H3> |
| <PRE> |
| public long <B>transfer</B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/nio/channels/FileChannel.html" title="class or interface in java.nio.channels">FileChannel</A> dst, |
| long position, |
| long count) |
| throws <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></PRE> |
| <DL> |
| <DD><B>Description copied from interface: <CODE><A HREF="../../../../../../org/apache/http/nio/FileContentDecoder.html#transfer(java.nio.channels.FileChannel, long, long)">FileContentDecoder</A></CODE></B></DD> |
| <DD>Transfers a portion of entity content from the underlying network channel |
| into the given file channel.<br> |
| |
| <b>Warning</b>: Many implementations cannot write beyond the length of the file. |
| If the position exceeds the channel's size, some implementations |
| may throw an IOException. |
| <P> |
| <DD><DL> |
| <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/http/nio/FileContentDecoder.html#transfer(java.nio.channels.FileChannel, long, long)">transfer</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/http/nio/FileContentDecoder.html" title="interface in org.apache.http.nio">FileContentDecoder</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| <DT><B>Parameters:</B><DD><CODE>dst</CODE> - the target FileChannel to transfer data into.<DD><CODE>position</CODE> - The position within the file at which the transfer is to begin; |
| must be non-negative. |
| <b>Must be less than or equal to the size of the file</b><DD><CODE>count</CODE> - The maximum number of bytes to be transferred; must be |
| non-negative |
| <DT><B>Returns:</B><DD>The number of bytes, possibly zero, |
| that were actually transferred |
| <DT><B>Throws:</B> |
| <DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></CODE></DL> |
| </DD> |
| </DL> |
| <HR> |
| |
| <A NAME="toString()"><!-- --></A><H3> |
| toString</H3> |
| <PRE> |
| public <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>toString</B>()</PRE> |
| <DL> |
| <DD><DL> |
| <DT><B>Overrides:</B><DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></DL> |
| </DD> |
| <DD><DL> |
| </DL> |
| </DD> |
| </DL> |
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