org.apfloat.internal.IntMemoryArrayAccess Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of apfloat Show documentation
High performance arbitrary precision arithmetic library
The newest version!
/*
 * MIT License
 *
 * Copyright (c) 2002-2023 Mikko Tommila
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.apfloat.internal;

import org.apfloat.ApfloatRuntimeException;
import org.apfloat.spi.ArrayAccess;

/**
 * Array access class based on a int[].
 *
 * @version 1.6.3
 * @author Mikko Tommila
 */

public class IntMemoryArrayAccess
    extends ArrayAccess
{
    /**
     * Create an array access.
     *
     * @param data The underlying array.
     * @param offset The offset of the access segment within the array.
     * @param length The access segment.
     */

    public IntMemoryArrayAccess(int[] data, int offset, int length)
    {
        super(offset, length);
        this.data = data;
    }

    @Override
    public ArrayAccess subsequence(int offset, int length)
    {
        return new IntMemoryArrayAccess(this.data, getOffset() + offset, length);
    }

    @Override
    public Object getData()
    {
        return this.data;
    }

    @Override
    public int[] getIntData()
    {
        return this.data;
    }

    @Override
    public void close()
        throws ApfloatRuntimeException
    {
        this.data = null;       // Might have an impact on garbage collection
    }

    private static final long serialVersionUID = -1137159053668908693L;

    private int[] data;
}