wu-sheng commented on a change in pull request #4858: URL: https://github.com/apache/skywalking/pull/4858#discussion_r435186946
########## File path: apm-sniffer/apm-agent-core/src/main/java/org/apache/skywalking/apm/agent/core/util/IOUtils.java ########## @@ -0,0 +1,148 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.skywalking.apm.agent.core.util; + +/** + * Copied from {@link org.apache.commons.io.IOUtils} + */ + +import java.io.ByteArrayOutputStream; +import java.io.Closeable; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +public class IOUtils { + + private static final int EOF = -1; + + /** + * The default buffer size ({@value}) to use for + * {@link #copyLarge(InputStream, OutputStream)} + */ + private static final int DEFAULT_BUFFER_SIZE = 1024 * 4; + + /** + * Get the contents of an <code>InputStream</code> as a <code>byte[]</code>. + * <p> + * This method buffers the input internally, so there is no need to use a + * <code>BufferedInputStream</code>. + * + * @param input the <code>InputStream</code> to read from + * @return the requested byte array + * @throws NullPointerException if the input is null + * @throws IOException if an I/O error occurs + */ + public static byte[] toByteArray(InputStream input) throws IOException { + ByteArrayOutputStream output = new ByteArrayOutputStream(); + copy(input, output); + return output.toByteArray(); + } + + + /** + * Copy bytes from an <code>InputStream</code> to an Review comment: Then you need to update the License file in the root file. There are some included, learn from them. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
