📄 在jsf中实现分页（二）.htm
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style="COLOR: #000000">.startRow </SPAN><SPAN
style="COLOR: #000000">=</SPAN><SPAN
style="COLOR: #000000"> startRow;<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">this</SPAN><SPAN
style="COLOR: #000000">.data </SPAN><SPAN
style="COLOR: #000000">=</SPAN><SPAN
style="COLOR: #000000"> data;<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top><BR><IMG id=Codehighlighter1_897_956_Open_Image
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style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">/** */</SPAN><SPAN
id=Codehighlighter1_897_956_Open_Text><SPAN
style="COLOR: #008000">/**</SPAN><SPAN
style="COLOR: #008000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> * Return the number of items in the full dataset.<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> </SPAN><SPAN
style="COLOR: #008000">*/</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #0000ff">int</SPAN><SPAN
style="COLOR: #000000"> getDatasetSize()<BR><IMG
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src="在JSF中实现分页（二）.files/ExpandedSubBlockStart.gif" align=top><IMG
id=Codehighlighter1_988_1013_Closed_Image style="DISPLAY: none"
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src="在JSF中实现分页（二）.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
id=Codehighlighter1_988_1013_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="在JSF中实现分页（二）.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_988_1013_Open_Text><SPAN
style="COLOR: #000000">{<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">return</SPAN><SPAN
style="COLOR: #000000"> datasetSize;<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top><BR><IMG id=Codehighlighter1_1017_1128_Open_Image
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src="在JSF中实现分页（二）.files/ExpandedSubBlockStart.gif" align=top><IMG
id=Codehighlighter1_1017_1128_Closed_Image style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_1017_1128_Closed_Text.style.display='none'; Codehighlighter1_1017_1128_Open_Image.style.display='inline'; Codehighlighter1_1017_1128_Open_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
id=Codehighlighter1_1017_1128_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">/** */</SPAN><SPAN
id=Codehighlighter1_1017_1128_Open_Text><SPAN
style="COLOR: #008000">/**</SPAN><SPAN
style="COLOR: #008000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> * Return the offset within the full dataset of the first element in the<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> * list held by this object.<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> </SPAN><SPAN
style="COLOR: #008000">*/</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #0000ff">int</SPAN><SPAN
style="COLOR: #000000"> getStartRow()<BR><IMG
id=Codehighlighter1_1157_1179_Open_Image
onclick="this.style.display='none'; Codehighlighter1_1157_1179_Open_Text.style.display='none'; Codehighlighter1_1157_1179_Closed_Image.style.display='inline'; Codehighlighter1_1157_1179_Closed_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ExpandedSubBlockStart.gif" align=top><IMG
id=Codehighlighter1_1157_1179_Closed_Image style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_1157_1179_Closed_Text.style.display='none'; Codehighlighter1_1157_1179_Open_Image.style.display='inline'; Codehighlighter1_1157_1179_Open_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
id=Codehighlighter1_1157_1179_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="在JSF中实现分页（二）.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_1157_1179_Open_Text><SPAN
style="COLOR: #000000">{<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">return</SPAN><SPAN
style="COLOR: #000000"> startRow;<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top><BR><IMG id=Codehighlighter1_1183_1296_Open_Image
onclick="this.style.display='none'; Codehighlighter1_1183_1296_Open_Text.style.display='none'; Codehighlighter1_1183_1296_Closed_Image.style.display='inline'; Codehighlighter1_1183_1296_Closed_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ExpandedSubBlockStart.gif" align=top><IMG
id=Codehighlighter1_1183_1296_Closed_Image style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_1183_1296_Closed_Text.style.display='none'; Codehighlighter1_1183_1296_Open_Image.style.display='inline'; Codehighlighter1_1183_1296_Open_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
id=Codehighlighter1_1183_1296_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">/** */</SPAN><SPAN
id=Codehighlighter1_1183_1296_Open_Text><SPAN
style="COLOR: #008000">/**</SPAN><SPAN
style="COLOR: #008000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> * Return the list of objects held by this object, which is a continuous<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> * subset of the full dataset.<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> </SPAN><SPAN
style="COLOR: #008000">*/</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> List getData()<BR><IMG
id=Codehighlighter1_1322_1340_Open_Image
onclick="this.style.display='none'; Codehighlighter1_1322_1340_Open_Text.style.display='none'; Codehighlighter1_1322_1340_Closed_Image.style.display='inline'; Codehighlighter1_1322_1340_Closed_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ExpandedSubBlockStart.gif" align=top><IMG
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onclick="this.style.display='none'; Codehighlighter1_1322_1340_Closed_Text.style.display='none'; Codehighlighter1_1322_1340_Open_Image.style.display='inline'; Codehighlighter1_1322_1340_Open_Text.style.display='inline';"
src="在JSF中实现分页（二）.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
id=Codehighlighter1_1322_1340_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="在JSF中实现分页（二）.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_1322_1340_Open_Text><SPAN
style="COLOR: #000000">{<BR><IMG
src="在JSF中实现分页（二）.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">return</SPAN><SPAN
style="COLOR: #000000"> data;<BR><IMG
src="在JSF中实现分页（二）.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG
src="在JSF中实现分页（二）.files/ExpandedBlockEnd.gif"
align=top>}</SPAN></SPAN></DIV>
<P></o:p></SPAN> </P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: Courier; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN
style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: Courier; mso-font-kerning: 0pt">接下来，我们要对<SPAN
lang=EN-US>DataModel</SPAN>进行封装，达到我们分页的要求。该<SPAN
lang=EN-US>DataModel</SPAN>仅仅持有了一页的数据<SPAN
lang=EN-US>DataPage</SPAN>，并在适当的时候加载数据，读取我们需要页的数据。<SPAN
lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P><BR></P>
<DIV
style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG
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