| /* |
| * Copyright 2000-2011 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.openapi.vcs.changes.ui; |
| |
| import com.intellij.openapi.vcs.changes.Change; |
| import com.intellij.util.Processor; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * @author irengrig |
| * Date: 1/14/11 |
| * Time: 6:36 PM |
| */ |
| public class ChangeInfoCalculator implements CommitLegendPanel.InfoCalculator { |
| private List<Change> myDisplayedChanges; |
| private List<Change> myIncludedChanges; |
| |
| public ChangeInfoCalculator() { |
| myDisplayedChanges = Collections.emptyList(); |
| myIncludedChanges = Collections.emptyList(); |
| } |
| |
| public void update(final List<Change> displayedChanges, final List<Change> includedChanges) { |
| myDisplayedChanges = displayedChanges; |
| myIncludedChanges = includedChanges; |
| } |
| |
| public int getNew() { |
| return countMatchingItems(myDisplayedChanges, NEW_FILTER); |
| } |
| |
| public int getModified() { |
| return countMatchingItems(myDisplayedChanges, MODIFIED_FILTER); |
| } |
| |
| public int getDeleted() { |
| return countMatchingItems(myDisplayedChanges, DELETED_FILTER); |
| } |
| |
| public int getIncludedNew() { |
| return countMatchingItems(myIncludedChanges, NEW_FILTER); |
| } |
| |
| public int getIncludedModified() { |
| return countMatchingItems(myIncludedChanges, MODIFIED_FILTER); |
| } |
| |
| public int getIncludedDeleted() { |
| return countMatchingItems(myIncludedChanges, DELETED_FILTER); |
| } |
| |
| private static final Processor<Change> MODIFIED_FILTER = new Processor<Change>() { |
| public boolean process(final Change item) { |
| return item.getType() == Change.Type.MODIFICATION || item.getType() == Change.Type.MOVED; |
| } |
| }; |
| private static final Processor<Change> NEW_FILTER = new Processor<Change>() { |
| public boolean process(final Change item) { |
| return item.getType() == Change.Type.NEW; |
| } |
| }; |
| private static final Processor<Change> DELETED_FILTER = new Processor<Change>() { |
| public boolean process(final Change item) { |
| return item.getType() == Change.Type.DELETED; |
| } |
| }; |
| |
| private static <T> int countMatchingItems(List<T> items, Processor<T> filter) { |
| int count = 0; |
| for (T item : items) { |
| if (filter.process(item)) count++; |
| } |
| |
| return count; |
| } |
| } |