| package org.eclipse.team.internal.ccvs.ui; |
| |
| import java.util.Date; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.team.internal.ccvs.core.ILogEntry; |
| |
| public class HistoryFilter extends ViewerFilter { |
| private HistoryView view; |
| public String author; |
| public Date fromDate; |
| public Date toDate; |
| public String comment; |
| public boolean isOr; |
| |
| public HistoryFilter(HistoryView hView, String author, String comment, Date fromDate, Date toDate, boolean isOr) { |
| this.view = hView; |
| this.author = author; |
| this.comment = comment; |
| this.fromDate = fromDate; |
| this.toDate = toDate; |
| this.isOr = isOr; |
| } |
| /** |
| * @see ViewerFilter#select(Viewer, Object, Object) |
| */ |
| public boolean select(Viewer aviewer, Object parentElement, Object element) { |
| if (element instanceof ILogEntry) { |
| ILogEntry entry = (ILogEntry)element; |
| if (isOr) { |
| //empty fields should be considered a non-match |
| return (hasAuthor() && authorMatch(entry) ) |
| || (hasDate() && dateMatch(entry)) |
| || (hasComment() && commentMatch(entry)); |
| } else { |
| //"and" search |
| //empty fields should be considered a match |
| return (!hasAuthor() || authorMatch(entry)) |
| && (!hasDate() || dateMatch(entry)) |
| && (!hasComment() || commentMatch(entry)); |
| } |
| } |
| return false; |
| } |
| protected boolean authorMatch(ILogEntry entry) { |
| return entry.getAuthor().equals(author); |
| } |
| protected boolean commentMatch(ILogEntry entry) { |
| return !(entry.getComment().toLowerCase().indexOf(comment.toLowerCase()) == -1); |
| } |
| protected boolean dateMatch(ILogEntry entry) { |
| return (fromDate.before(entry.getDate())) |
| && (toDate.after(entry.getDate())); |
| } |
| protected boolean hasAuthor() { |
| return !author.equals(""); //$NON-NLS-1$ |
| } |
| protected boolean hasComment() { |
| return !comment.equals(""); //$NON-NLS-1$ |
| } |
| protected boolean hasDate() { |
| return fromDate != null && toDate != null; |
| } |
| } |