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| package org.apache.tapestry.contrib.table.model.simple; |
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| import java.util.StringTokenizer; |
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| |
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| import org.apache.hivemind.ApplicationRuntimeException; |
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| import org.apache.tapestry.contrib.table.components.TableMessages; |
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| import org.apache.tapestry.services.DataSqueezer; |
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| import org.apache.tapestry.util.io.SqueezeAdaptor; |
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| |
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| public class SimpleTableStateAdaptor implements SqueezeAdaptor |
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| { |
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| private static final String PREFIX = "t"; |
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| public String getPrefix()
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| { |
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| return PREFIX;
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| } |
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| public Class getDataClass()
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| { |
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| return SimpleTableState.class;
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| } |
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| public String squeeze(DataSqueezer squeezer, Object data)
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| { |
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| SimpleTableState objState = (SimpleTableState) data;
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| StringBuffer buf = new StringBuffer();
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| buf.append(objState.getPagingState().getPageSize());
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| buf.append(":");
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| buf.append(objState.getPagingState().getCurrentPage());
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| buf.append(":");
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| String strSortColumn = objState.getSortingState().getSortColumn();
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| if (strSortColumn == null)
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| strSortColumn = "";
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| buf.append(strSortColumn);
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| buf.append(":");
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| buf.append(objState.getSortingState().getSortOrder() ? 'T' : 'F');
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| return buf.toString();
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| } |
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| public Object unsqueeze(DataSqueezer squeezer, String string)
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| { |
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| StringTokenizer strTok = new StringTokenizer(string, ":");
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| if (strTok.countTokens() != 4)
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| throw new ApplicationRuntimeException(TableMessages.invalidTableStateFormat(string));
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| int nPageSize = Integer.parseInt(strTok.nextToken());
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| int nCurrentPage = Integer.parseInt(strTok.nextToken());
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| String strSortColumn = strTok.nextToken();
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| if (strSortColumn.equals(""))
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| strSortColumn = null;
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| boolean bSortOrder = strTok.nextToken().equals("T");
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| return new SimpleTableState(nPageSize, nCurrentPage, strSortColumn, bSortOrder);
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| } |
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| } |