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/*******************************************************************************
 * Copyright (c) 2008 SAP AG.
 * All rights reserved. This program and the accompanying materials
 * are 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:
 *    SAP AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.mat.parser;

import java.io.IOException;

import org.eclipse.mat.SnapshotException;
import org.eclipse.mat.parser.model.ObjectArrayImpl;
import org.eclipse.mat.parser.model.PrimitiveArrayImpl;
import org.eclipse.mat.snapshot.ISnapshot;
import org.eclipse.mat.snapshot.model.IObject;

public interface IObjectReader {
    void open(ISnapshot snapshot) //
            throws SnapshotException, IOException;

    IObject read(int objectId, ISnapshot snapshot) //
            throws SnapshotException, IOException;

    Object readPrimitiveArrayContent(PrimitiveArrayImpl array, int offset, int length) //
            throws IOException, SnapshotException;

    long[] readObjectArrayContent(ObjectArrayImpl array, int offset, int length) //
            throws IOException, SnapshotException;

     A getAddon(Class addon) //
            throws SnapshotException;

    void close() throws IOException;

}