断言给定的javax.jcr.Binary源具有预期大小（字节）。

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 * Licensed under the Apache License, Version 2.0 (the "License");

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import java.io.ByteArrayOutputStream;

import java.io.IOException;

import java.io.InputStream;/*来 自 时代Java公众号 - N o w J a  v a . c o m*/

import javax.jcr.Binary;

import javax.jcr.RepositoryException;


public class Main{

    /**

     * Asserts that the given binary source has the expected size (in bytes). The operation reads the data from the binary

     * instance into a byte array and checks the size of the byte array

     * 

     * @param source a <code>Binary</code> instance.

     * @param expectedSize the expected size of the binary

     * @throws RepositoryException

     * @throws IOException

     */

    public static void assertExpectedSize(Binary source, int expectedSize)

            throws RepositoryException, IOException {

        ByteArrayOutputStream byteArrayOutput = new ByteArrayOutputStream();

        InputStream inputStream = source.getStream();

        try {/** 来自 N o w  J a v a  .   c o m**/

            byte[] buff = new byte[1000];