jdk/src/java.base/share/classes/jdk/internal/jimage/ImageSubstrate.java
author jfdenise
Thu, 25 Jun 2015 18:24:39 +0200
changeset 31673 135283550686
permissions -rw-r--r--
8080511: Refresh of jimage support Reviewed-by: alanb, mchung, psandoz, acorn, lfoltan, ctornqvi Contributed-by: james.laskey@oracle.com, jean-francois.denise@oracle.com, sundararajan.athijegannathan@oracle.com

/*
 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
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package jdk.internal.jimage;

import java.io.Closeable;
import java.nio.ByteBuffer;

interface ImageSubstrate extends Closeable {
    @Override
    void close();
    boolean supportsDataBuffer();
    ByteBuffer getIndexBuffer(long offset, long size);
    ByteBuffer getDataBuffer(long offset, long size);
    boolean read(long offset,
                          ByteBuffer compressedBuffer, long compressedSize,
                          ByteBuffer uncompressedBuffer, long uncompressedSize);
    boolean read(long offset,
                          ByteBuffer uncompressedBuffer, long uncompressedSize);
    byte[] getStringBytes(int offset);
    long[] getAttributes(int offset);
    ImageLocation findLocation(UTF8String name, ImageStringsReader strings);
    int[] attributeOffsets();
}