bytearray.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_11) on Tue Oct 23 19:38:41 EEST 2007 --><TITLE>ByteArray (Widsets API)</TITLE><META NAME="keywords" CONTENT="ByteArray class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="ByteArray (Widsets API)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../widsets/api/package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../widsets/api/Buffer.html" title="class in "><B>PREV CLASS</B></A> <A HREF="../../widsets/api/Calendar.html" title="class in "><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?widsets/api/ByteArray.html" target="_top"><B>FRAMES</B></A> <A HREF="ByteArray.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1"></FONT><BR>Class ByteArray</H2><PRE> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../widsets/api/Object.html" title="class in ">Object</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>ByteArray</B></PRE><HR><DL><DT><PRE> class <B>ByteArray</B><DT>extends <A HREF="../../widsets/api/Object.html" title="class in ">Object</A></DL></PRE><P><p> This class implements an facade for <code>byte[]</code>. Size of array is fixed and cannot be changed after it is created. </p> <p> The single bytes (elements) in this array can be accessed with the operators <code><a href="package-summary.html#operator_get">get</a></code> and <code><a href="package-summary.html#operator_set">set</a></code> using brackets. </p><P><P><DL><DT><B>See Also:</B><DD><a href="package-summary.html#operators">Operators</a></DL><HR><P><!-- ======== 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="../../widsets/api/ByteArray.html#ByteArray(int)">ByteArray</A></B>(int length)</CODE><BR> Creates a new <code>byte[]</code> with specified length.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_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>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/ByteArray.html#getBit(int)">getBit</A></B>(int bit)</CODE><BR> Returns the bit at specified index.</TD></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="../../widsets/api/ByteArray.html#length()">length</A></B>()</CODE><BR> Returns the length of this array.</TD></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="../../widsets/api/ByteArray.html#operator_get(int)">operator_get</A></B>(int index)</CODE><BR> Returns the byte at specified index.</TD></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="../../widsets/api/ByteArray.html#operator_set(int, int)">operator_set</A></B>(int index, int value)</CODE><BR> Sets the byte at specified index.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../widsets/api/ByteArray.html" title="class in ">ByteArray</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/ByteArray.html#setBit(int, boolean)">setBit</A></B>(int bit, boolean enabled)</CODE><BR> Sets the bit at specified index.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../widsets/api/ByteArray.html" title="class in ">ByteArray</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/ByteArray.html#setLength(int)">setLength</A></B>(int length)</CODE><BR> Creates a new array with specified length.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_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 <A HREF="../../widsets/api/Object.html" title="class in ">Object</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../widsets/api/Object.html#toString()">toString</A>, <A HREF="../../widsets/api/Object.html#equals(Object)">equals</A>, <A HREF="../../widsets/api/Object.html#hashCode()">hashCode</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from </B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, notify, notifyAll, toString, wait, wait, wait</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="ByteArray(int)"><!-- --></A><H3>ByteArray</H3><PRE> <B>ByteArray</B>(int length)</PRE><DL><DD>Creates a new <code>byte[]</code> with specified length.<P><DL><DT><B>Parameters:</B><DD><CODE>length</CODE> - Length of array, must be <code>>= 0</code></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="operator_get(int)"><!-- --></A><H3>operator_get</H3><PRE> int <B>operator_get</B>(int index)</PRE><DL><DD>Returns the byte at specified index.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>index</CODE> - Index to array<DT><B>Returns:</B><DD>byte at specified index<DT><B>See Also:</B><DD><a href="package-summary.html#operator_get">get</a></DL></DD></DL><HR><A NAME="operator_set(int, int)"><!-- --></A><H3>operator_set</H3><PRE> int <B>operator_set</B>(int index, int value)</PRE><DL><DD>Sets the byte at specified index.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>index</CODE> - Index to array<DD><CODE>value</CODE> - New value for index<DT><B>Returns:</B><DD>value parameter<DT><B>See Also:</B><DD><a href="package-summary.html#operator_set">set</a></DL></DD></DL><HR><A NAME="setLength(int)"><!-- --></A><H3>setLength</H3><PRE> <A HREF="../../widsets/api/ByteArray.html" title="class in ">ByteArray</A> <B>setLength</B>(int length)</PRE><DL><DD>Creates a new array with specified length. Initial contents are duplicated from this array. If new length is greater than length of this array the new indices are filled with zeros.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>length</CODE> - New length of array<DT><B>Returns:</B><DD>new ByteArray instance</DL></DD></DL><HR><A NAME="length()"><!-- --></A><H3>length</H3><PRE> int <B>length</B>()</PRE><DL><DD>Returns the length of this array.<P><DD><DL><DT><B>Returns:</B><DD>length of array</DL></DD></DL><HR><A NAME="setBit(int, boolean)"><!-- --></A><H3>setBit</H3><PRE> <A HREF="../../widsets/api/ByteArray.html" title="class in ">ByteArray</A> <B>setBit</B>(int bit, boolean enabled)</PRE><DL><DD>Sets the bit at specified index. This method will create and return new ByteArray if current array does not have space to hold a bit with specified index.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>bit</CODE> - Index of bit to check.<DD><CODE>enabled</CODE> - Bit on/off<DT><B>Returns:</B><DD>this ByteArray or new instance if index of bit was larger than available size.<DT><B>See Also:</B><DD><A HREF="../../widsets/api/ByteArray.html#getBit(int)"><CODE>getBit(int)</CODE></A></DL></DD></DL><HR><A NAME="getBit(int)"><!-- --></A><H3>getBit</H3><PRE> boolean <B>getBit</B>(int bit)</PRE><DL><DD>Returns the bit at specified index.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>bit</CODE> - Index of bit to check.<DT><B>Returns:</B><DD>the value of bit at specified index<DT><B>See Also:</B><DD><A HREF="../../widsets/api/ByteArray.html#setBit(int, boolean)"><CODE>setBit(int, boolean)</CODE></A></DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../widsets/api/package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../widsets/api/Buffer.html" title="class in "><B>PREV CLASS</B></A> <A HREF="../../widsets/api/Calendar.html" title="class in "><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?widsets/api/ByteArray.html" target="_top"><B>FRAMES</B></A> <A HREF="ByteArray.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR></BODY></HTML>⌨️ 快捷键说明
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