/*
 * Copyright 2012 Adam Murdoch
 *
 *    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 net.rubygrapefruit.platform.internal;

import net.rubygrapefruit.platform.FileSystem;
import net.rubygrapefruit.platform.FileSystems;
import net.rubygrapefruit.platform.NativeException;
import net.rubygrapefruit.platform.internal.jni.PosixFileSystemFunctions;

import java.util.List;

public class PosixFileSystems implements FileSystems {
    public List<FileSystem> getFileSystems() {
        FunctionResult result = new FunctionResult();
        FileSystemList fileSystems = new FileSystemList();
        PosixFileSystemFunctions.listFileSystems(fileSystems, result);
        if (result.isFailed()) {
            throw new NativeException(String.format("Could not query file systems: %s", result.getMessage()));
        }
        return fileSystems.fileSystems;
    }
}