/*******************************************************************************
* Copyright (c) 2016 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.windup.ui.internal.explorer;
import java.util.List;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Singleton;
import org.apache.commons.collections.BidiMap;
import org.apache.commons.collections.bidimap.DualHashBidiMap;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.Creatable;
import org.eclipse.e4.core.di.annotations.Optional;
import org.jboss.tools.windup.model.domain.ModelService;
import org.jboss.tools.windup.ui.internal.explorer.IssueExplorerContentProvider.TreeNode;
import org.jboss.tools.windup.ui.internal.explorer.IssueExplorerContentProvider.TreeNodeBuilder;
import org.jboss.tools.windup.ui.internal.services.IssueGroupService;
import org.jboss.tools.windup.ui.internal.services.MarkerService;
import com.google.common.collect.Maps;
/**
* A service for computing the issue explorer's input.
*/
@Singleton
@Creatable
public class IssueExplorerContentService {
@Inject private IssueGroupService groupService;
@Inject private IEclipseContext context;
@Inject private ModelService modelService;
@Inject @Optional private IssueExplorer issueExplorer;
@Inject private MarkerService markerService;
private Map<IResource, TreeNode> resourceMap = Maps.newHashMap();
public void setIssuExplorer(IssueExplorer issueExplorer) {
this.issueExplorer = issueExplorer;
}
private BidiMap nodeMap = new DualHashBidiMap();
public boolean hasChildren(Object element) {
if (element instanceof TreeNode) {
TreeNode node = (TreeNode)element;
return !node.getChildren().isEmpty();
}
return element instanceof IWorkspaceRoot;
}
public Object[] getChildren(Object parent) {
if (parent instanceof TreeNode) {
TreeNode node = (TreeNode)parent;
return node.getChildren().stream().toArray(TreeNode[]::new);
}
else if (parent instanceof IWorkspaceRoot) {
return createNodeGroups();
}
return new Object[0];
}
public Object getParent(Object element) {
if (element instanceof TreeNode) {
return ((TreeNode)element).getParent();
}
return null;
}
private Object[] createNodeGroups() {
return createNodeGroups(MarkerUtil.collectWindupIssueMarkers());
}
private Object[] createNodeGroups(List<IMarker> markers) {
TreeNodeBuilder builder = new TreeNodeBuilder(markers, issueExplorer, groupService, context,
markerService, modelService.getRecentConfiguration(), modelService);
Object[] input = builder.build();
this.nodeMap = builder.getNodeMap();
this.resourceMap = builder.getResourceMap();
return input;
}
public MarkerNode findMarkerNode(IMarker marker) {
return (MarkerNode)nodeMap.get(marker);
}
public TreeNode findResourceNode(IResource resource) {
return resourceMap.get(resource);
}
public void updateNodeMapping(IMarker original, IMarker updatedMarker) {
MarkerNode node = (MarkerNode)nodeMap.get(original);
if (node != null) {
node.setMarker(updatedMarker);
nodeMap.remove(original);
nodeMap.put(updatedMarker, node);
}
}
}