DisplayableItemNode.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2012-2020 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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 org.sleuthkit.autopsy.datamodel;
 
import org.openide.nodes.AbstractNode;
import org.openide.nodes.Children;
import org.openide.nodes.Sheet;
import org.openide.util.Lookup;
import org.sleuthkit.datamodel.AbstractFile;
import org.sleuthkit.datamodel.BlackboardArtifact;
import org.sleuthkit.datamodel.BlackboardAttribute;
import org.sleuthkit.datamodel.TskCoreException;

public abstract class DisplayableItemNode extends AbstractNode {
 
    /*
     * An item type shared by DisplayableItemNodes that can be the parents of
     * file nodes.
     */
    static final String FILE_PARENT_NODE_KEY = "orgsleuthkitautopsydatamodel" + "FileTypeParentNode";

    static AbstractFile findLinked(BlackboardArtifact artifact) throws TskCoreException {
        BlackboardAttribute pathIDAttribute = artifact.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PATH_ID));
        if (pathIDAttribute != null) {
            long contentID = pathIDAttribute.getValueLong();
            if (contentID != -1) {
                return artifact.getSleuthkitCase().getAbstractFileById(contentID);
            }
        }
        return null;
    }
 
    private NodeSelectionInfo selectedChildNodeInfo;

    public DisplayableItemNode(Children children) {
        super(children);
    }

    public DisplayableItemNode(Children children, Lookup lookup) {
        super(children, lookup);
    }

    public abstract <T> T accept(DisplayableItemNodeVisitor<T> visitor);

    public abstract boolean isLeafTypeNode();

    public abstract String getItemType();

    public void setChildNodeSelectionInfo(NodeSelectionInfo selectedChildNodeInfo) {
        this.selectedChildNodeInfo = selectedChildNodeInfo;
    }

    public NodeSelectionInfo getChildNodeSelectionInfo() {
        return selectedChildNodeInfo;
    }

    protected synchronized final void updatePropertySheet(NodeProperty<?>... newProps) {
        Sheet currentSheet = this.getSheet();
        Sheet.Set currentPropsSet = currentSheet.get(Sheet.PROPERTIES);
        Property<?>[] currentProps = currentPropsSet.getProperties();
        for (NodeProperty<?> newProp : newProps) {
            for (int i = 0; i < currentProps.length; i++) {
                if (currentProps[i].getName().equals(newProp.getName())) {
                    currentProps[i] = newProp;
                }
            }
        }
        currentPropsSet.put(currentProps);
        currentSheet.put(currentPropsSet);
        this.setSheet(currentSheet);
    }
 
}