longiterator.java

来自「java 的源代码」· Java 代码 · 共 115 行

package com.reddragon2046.base.utilities.data.adapters;

import com.reddragon2046.base.utilities.data.InputIterator;
import com.reddragon2046.base.utilities.data.RandomAccessIterator;
import java.io.Serializable;

// Referenced classes of package com.reddragon2046.base.utilities.data.adapters:
//            AbstractArrayIterator, LongArray, LongBuffer

public final class LongIterator extends AbstractArrayIterator
    implements RandomAccessIterator, Serializable
{

    public static LongIterator begin(long array[])
    {
        return new LongIterator(array, 0);
    }

    public static LongIterator end(long array[])
    {
        return new LongIterator(array, array.length);
    }

    public LongIterator()
    {
        this(new LongArray(), 0);
    }

    public LongIterator(LongIterator iterator)
    {
        super(iterator.getContainer(), iterator.getInternalIndex());
        buffer = iterator.buffer;
    }

    public LongIterator(long vector[], int index)
    {
        this(new LongArray(vector), index);
    }

    public LongIterator(LongArray vector, int index)
    {
        super(vector, index);
        buffer = vector.array;
    }

    public LongIterator(LongBuffer vector, int index)
    {
        super(vector, index);
        buffer = vector.storage;
    }

    public Object clone()
    {
        return new LongIterator(this);
    }

    public boolean equals(Object object)
    {
        return (object instanceof LongIterator) && equals((LongIterator)object);
    }

    public boolean equals(LongIterator iterator)
    {
        return iterator.getInternalIndex() == getInternalIndex() && iterator.buffer == buffer;
    }

    public int hashCode()
    {
        return System.identityHashCode(buffer) ^ getInternalIndex();
    }

    public long getLong()
    {
        return getLong(0);
    }

    public Object get(int offset)
    {
        return new Long(getLong(offset));
    }

    public long getLong(int offset)
    {
        return buffer[getInternalIndex() + offset];
    }

    public void put(Object object)
    {
        put(0, object);
    }

    public void put(long object)
    {
        put(0, object);
    }

    public void put(int offset, Object object)
    {
        put(offset, LongBuffer.asLong(object));
    }

    public void put(int offset, long object)
    {
        buffer[getInternalIndex() + offset] = object;
    }

    public boolean isCompatibleWith(InputIterator iterator)
    {
        return (iterator instanceof LongIterator) && buffer == ((LongIterator)iterator).buffer;
    }

    long buffer[];
    static final long serialVersionUID = 0xf1161c9ab8936b11L;
}