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71 lines
2.1 KiB
Java
71 lines
2.1 KiB
Java
/*
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* Autopsy Forensic Browser
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*
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* Copyright 2011 Basis Technology Corp.
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* Contact: carrier <at> sleuthkit <dot> org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sleuthkit.autopsy.datamodel;
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import org.openide.nodes.AbstractNode;
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import org.openide.util.lookup.Lookups;
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import org.sleuthkit.datamodel.Content;
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import org.sleuthkit.datamodel.TskException;
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/**
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* Interface class that all Data nodes inherit from.
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* Provides basic information such as ID, parent ID, etc.
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* @param <T> type of wrapped Content
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*/
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abstract class AbstractContentNode<T extends Content> extends AbstractNode implements ContentNode {
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/**
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* Underlying Sleuth Kit Content object
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*/
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T content;
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/**
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* Handles aspects that depend on the Content object
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* @param content Underlying Content instances
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*/
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AbstractContentNode(T content) {
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super(new ContentChildren(content), Lookups.singleton(content));
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this.content = content;
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super.setName(ContentUtils.getSystemName(content));
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}
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@Override
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public void setName(String name) {
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throw new UnsupportedOperationException("Can't change the system name.");
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}
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@Override
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public String getName() {
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return super.getName();
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}
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/**
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* Reads the content of this node.
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*
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* @param offset the starting offset
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* @param len the length
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* @return the bytes
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* @throws TskException
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*/
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public byte[] read(long offset, long len) throws TskException {
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return content.read(offset, len);
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}
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}
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