io.questdb.std.FilesFacade Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of core Show documentation

QuestDB is High Performance Time Series Database

There is a newer version: 5.0.1

/*******************************************************************************
 *     ___                  _   ____  ____
 *    / _ \ _   _  ___  ___| |_|  _ \| __ )
 *   | | | | | | |/ _ \/ __| __| | | |  _ \
 *   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
 *    \__\_\\__,_|\___||___/\__|____/|____/
 *
 *  Copyright (c) 2014-2019 Appsicle
 *  Copyright (c) 2019-2020 QuestDB
 *
 *  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 io.questdb.std;

import io.questdb.std.str.LPSZ;
import io.questdb.std.str.Path;

public interface FilesFacade {
    long append(long fd, long buf, int len);

    boolean close(long fd);

    int errno();

    boolean exists(LPSZ path);

    boolean exists(long fd);

    void findClose(long findPtr);

    long findFirst(LPSZ path);

    long findName(long findPtr);

    int findNext(long findPtr);

    int findType(long findPtr);

    long getLastModified(LPSZ path);

    int msync(long addr, long len, boolean async);

    long getMapPageSize();

    long getOpenFileCount();

    long getPageSize();

    boolean isRestrictedFileSystem();

    void iterateDir(LPSZ path, FindVisitor func);

    long length(long fd);

    long length(LPSZ name);

    int lock(long fd);

    int mkdir(LPSZ path, int mode);

    int mkdirs(LPSZ path, int mode);

    long mmap(long fd, long size, long offset, int mode);

    void munmap(long address, long size);

    long openAppend(LPSZ name);

    long openRO(LPSZ name);

    long openRW(LPSZ name);

    long read(long fd, long buf, long size, long offset);

    boolean remove(LPSZ name);

    boolean rename(LPSZ from, LPSZ to);

    boolean rmdir(Path name);

    boolean touch(LPSZ path);

    boolean truncate(long fd, long size);

    long write(long fd, long address, long len, long offset);
}