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package net.sf.flock.webapp.components;
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import java.util.Collection;
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3
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import java.util.Map;
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4
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import java.util.TreeMap;
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import net.sf.flock.FilterI;
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import net.sf.flock.FlockResourceException;
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import net.sf.flock.filter.Limit;
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9
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import net.sf.flock.filter.MetaStartsWith;
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10
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import net.sf.flock.filter.SortByDate;
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import net.sf.flock.webapp.FlockContext;
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import net.sf.tapestry.ApplicationRuntimeException;
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import net.sf.tapestry.BaseComponent;
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import net.sf.tapestry.event.PageDetachListener;
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import net.sf.tapestry.event.PageEvent;
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import net.sf.tapestry.form.IPropertySelectionModel;
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import net.sf.tapestry.form.StringPropertySelectionModel;
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public class ShowAggregate extends BaseComponent implements PageDetachListener {
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private final static Map ITEM_COUNTS = new TreeMap();
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static {
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ITEM_COUNTS.put("Show 10", new Integer(10));
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ITEM_COUNTS.put("Show 20", new Integer(20));
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ITEM_COUNTS.put("Show 50", new Integer(50));
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ITEM_COUNTS.put("Show All", new Integer(Integer.MAX_VALUE));
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}
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private final static String[] ITEM_COUNT_STR = (String[])ITEM_COUNTS.keySet().toArray(new String[3]);
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private String maxItems = ITEM_COUNT_STR[1];
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private String path = "/";
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private boolean allFolded = true;
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public String getPath() {
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return path;
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}
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public void setPath(String path) {
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this.path = path;
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}
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public Collection getItems() {
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try {
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return FlockContext.getSubscriptionManager().findItems( new FilterI[] {
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new MetaStartsWith("path", this.path),
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new SortByDate(),
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new Limit(this.getMaxItemsInt()),
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50
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});
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} catch (FlockResourceException e) {
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throw new ApplicationRuntimeException(e);
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}
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}
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/**
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* @see net.sf.tapestry.event.PageDetachListener#pageDetached(net.sf.tapestry.event.PageEvent)
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*/
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public void pageDetached(PageEvent evt) {
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this.maxItems = ITEM_COUNT_STR[1];
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this.path = "/";
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this.allFolded = true;
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}
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public IPropertySelectionModel getMaxItemsPropertySelection() {
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return new StringPropertySelectionModel( ITEM_COUNT_STR );
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}
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public String getMaxItems() {
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return maxItems;
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}
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public void setMaxItems(String maxItems) {
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this.maxItems = maxItems;
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this.fireObservedChange("maxItems", maxItems);
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}
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private int getMaxItemsInt() {
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return ((Integer)ITEM_COUNTS.get(this.maxItems)).intValue();
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}
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public boolean isAllFolded() {
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return allFolded;
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}
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86
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public void setAllFolded(boolean allFolded) {
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87
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this.allFolded = allFolded;
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this.fireObservedChange("allFolded", allFolded);
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}
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}
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