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/*******************************************************************************
* Copyright (c) 2006, 2011 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
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.core.history.ITag;
import org.eclipse.team.internal.ccvs.core.filehistory.CVSFileRevision;
import org.eclipse.team.internal.ui.history.AbstractHistoryCategory;
public class CVSHistoryFilter extends ViewerFilter {
public String branchName;
public String author;
public Date fromDate;
public Date toDate;
public String comment;
public boolean isOr;
private int matchCounter;
public CVSHistoryFilter(String branchName, String author, String comment, Date fromDate, Date toDate, boolean isOr) {
this.branchName = branchName;
this.author = author;
this.comment = comment;
this.fromDate = fromDate;
this.toDate = toDate;
this.isOr = isOr;
this.matchCounter = 0;
}
@Override
public boolean select(Viewer aviewer, Object parentElement, Object element) {
if (element instanceof AbstractHistoryCategory)
return true;
if (element instanceof CVSFileRevision) {
CVSFileRevision entry = (CVSFileRevision) element;
if (isOr) {
//empty fields should be considered a non-match
boolean orSearch = (hasBranchName() && branchMatch(entry)) || (hasAuthor() && authorMatch(entry)) || (hasDate() && dateMatch(entry)) || (hasComment() && commentMatch(entry));
if (orSearch)
matchCounter++;
return orSearch;
} else {
//"and" search
//empty fields should be considered a match
boolean andSearch = (!hasBranchName() || branchMatch(entry)) && (!hasAuthor() || authorMatch(entry)) && (!hasDate() || dateMatch(entry)) && (!hasComment() || commentMatch(entry));
if (andSearch)
matchCounter++;
return andSearch;
}
}
return false;
}
protected boolean branchMatch(CVSFileRevision revision) {
ITag[] branches = revision.getBranches();
for (int i = 0; i < branches.length; i++) {
if ((branches[i].getName().toLowerCase().indexOf(branchName.toLowerCase()) != -1)) {
return true;
}
}
return false;
}
protected boolean authorMatch(CVSFileRevision revision) {
return revision.getAuthor().equals(author);
}
protected boolean commentMatch(CVSFileRevision revision) {
return !(revision.getComment().toLowerCase().indexOf(comment.toLowerCase()) == -1);
}
protected boolean dateMatch(CVSFileRevision revision) {
return isAfterFromDate(revision) && isBeforeToDate(revision);
}
private boolean isBeforeToDate(CVSFileRevision revision) {
if (toDate == null)
return true;
return (toDate.after(new Date(revision.getTimestamp())));
}
private boolean isAfterFromDate(CVSFileRevision revision) {
if (fromDate == null)
return true;
return (fromDate.before(new Date(revision.getTimestamp())));
}
protected boolean hasBranchName() {
return !branchName.equals(""); //$NON-NLS-1$
}
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;
}
public int getMatchCount(){
return matchCounter;
}
}
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