org.fusesource.leveldbjni.internal.NativeReadOptions Maven / Gradle / Ivy

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/*
 * Copyright (C) 2011, FuseSource Corp.  All rights reserved.
 *
 *     http://fusesource.com
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 *    * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *    * Neither the name of FuseSource Corp. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package org.fusesource.leveldbjni.internal;

import org.fusesource.hawtjni.runtime.JniClass;
import org.fusesource.hawtjni.runtime.JniField;

import static org.fusesource.hawtjni.runtime.ClassFlag.CPP;
import static org.fusesource.hawtjni.runtime.ClassFlag.STRUCT;

/**
 * Provides a java interface to the C++ leveldb::ReadOptions class.
 *
 * @author Hiram Chirino
 */
@JniClass(name="leveldb::ReadOptions", flags={STRUCT, CPP})
public class NativeReadOptions {

    @JniField
    private boolean verify_checksums = false;

    @JniField
    private boolean fill_cache = true;

    @JniField(cast="const leveldb::Snapshot*")
    private long snapshot=0;

    public boolean fillCache() {
        return fill_cache;
    }

    public NativeReadOptions fillCache(boolean fill_cache) {
        this.fill_cache = fill_cache;
        return this;
    }

    public NativeSnapshot snapshot() {
        if( snapshot == 0 ) {
            return null;
        } else {
            return new NativeSnapshot(snapshot);
        }
    }

    public NativeReadOptions snapshot(NativeSnapshot snapshot) {
        if( snapshot==null ) {
            this.snapshot = 0;
        } else {
            this.snapshot = snapshot.pointer();
        }
        return this;
    }

    public boolean verifyChecksums() {
        return verify_checksums;
    }

    public NativeReadOptions verifyChecksums(boolean verify_checksums) {
        this.verify_checksums = verify_checksums;
        return this;
    }
}