Mercurial > hg > graal-compiler
diff visualizer/Filter/src/com/sun/hotspot/igv/filter/FilterChain.java @ 4512:015fb895586b
Moved visualizer to new directory.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Tue, 07 Feb 2012 22:41:09 +0100 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/visualizer/Filter/src/com/sun/hotspot/igv/filter/FilterChain.java Tue Feb 07 22:41:09 2012 +0100 @@ -0,0 +1,135 @@ +/* + * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ +package com.sun.hotspot.igv.filter; + +import com.sun.hotspot.igv.data.ChangedEvent; +import com.sun.hotspot.igv.data.ChangedEventProvider; +import com.sun.hotspot.igv.data.ChangedListener; +import com.sun.hotspot.igv.graph.Diagram; +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; + +/** + * + * @author Thomas Wuerthinger + */ +public class FilterChain implements ChangedEventProvider<FilterChain> { + + private List<Filter> filters; + private transient ChangedEvent<FilterChain> changedEvent; + + private ChangedListener<Filter> changedListener = new ChangedListener<Filter>() { + @Override + public void changed(Filter source) { + changedEvent.fire(); + } + }; + + public FilterChain() { + filters = new ArrayList<>(); + changedEvent = new ChangedEvent<>(this); + } + + public FilterChain(FilterChain f) { + this.filters = new ArrayList<>(f.filters); + changedEvent = new ChangedEvent<>(this); + } + + @Override + public ChangedEvent<FilterChain> getChangedEvent() { + return changedEvent; + } + + public Filter getFilterAt(int index) { + assert index >= 0 && index < filters.size(); + return filters.get(index); + } + + public void apply(Diagram d) { + for (Filter f : filters) { + f.apply(d); + } + } + + public void apply(Diagram d, FilterChain sequence) { + List<Filter> applied = new ArrayList<>(); + for (Filter f : sequence.getFilters()) { + if (filters.contains(f)) { + f.apply(d); + applied.add(f); + } + } + + + for (Filter f : filters) { + if (!applied.contains(f)) { + f.apply(d); + } + } + } + + + public void addFilter(Filter filter) { + assert filter != null; + filters.add(filter); + filter.getChangedEvent().addListener(changedListener); + changedEvent.fire(); + } + + public boolean containsFilter(Filter filter) { + return filters.contains(filter); + } + + public void removeFilter(Filter filter) { + assert filters.contains(filter); + filters.remove(filter); + filter.getChangedEvent().removeListener(changedListener); + changedEvent.fire(); + } + + public void moveFilterUp(Filter filter) { + assert filters.contains(filter); + int index = filters.indexOf(filter); + if (index != 0) { + filters.remove(index); + filters.add(index - 1, filter); + } + changedEvent.fire(); + } + + public void moveFilterDown(Filter filter) { + assert filters.contains(filter); + int index = filters.indexOf(filter); + if (index != filters.size() - 1) { + filters.remove(index); + filters.add(index + 1, filter); + } + changedEvent.fire(); + } + + public List<Filter> getFilters() { + return Collections.unmodifiableList(filters); + } +}