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package com.cedarsoftware.util.convert;

import java.nio.ByteBuffer;
import java.nio.CharBuffer;

import com.cedarsoftware.util.StringUtilities;

/**
 * @author Kenny Partlow ([email protected])
 *         

 *         Copyright (c) Cedar Software LLC
 *         


 *         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
 *         


 *         License
 *         


 *         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.
 */
final class ByteArrayConversions {

    private ByteArrayConversions() {}

    static String toString(Object from, Converter converter) {
        byte[] bytes = (byte[])from;
        return (bytes == null) ? StringUtilities.EMPTY : new String(bytes, converter.getOptions().getCharset());
    }

    static ByteBuffer toByteBuffer(Object from, Converter converter) {
        return ByteBuffer.wrap((byte[]) from);
    }

    static CharBuffer toCharBuffer(Object from, Converter converter) {
        return CharBuffer.wrap(toString(from, converter));
    }

    static char[] toCharArray(Object from, Converter converter) {
        return toString(from, converter).toCharArray();
    }

    static StringBuffer toStringBuffer(Object from, Converter converter) {
        return new StringBuffer(toString(from, converter));
    }

    static StringBuilder toStringBuilder(Object from, Converter converter) {
        return new StringBuilder(toString(from, converter));
    }
}