What Is commons-io-2.11.jar

What Is commons-io-2.11.jar?

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commons-io-2.11.jar is the JAR file for Commons IO 2.5, which is a library of utilities to assist with developing IO functionality.

JAR File Size and Download Location:

JAR name: commons-io-2.11.0.jar
Target JDK version: 8
Dependency: None

File name: commons-io.jar, commons-io-2.11.0.jar
File size: 327135 bytes
Release date: 01-22-2020
Download: Apache Commons IO Website

Java source code files for commons-io-2.11.jar are:


 * 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.apache.commons.io.output;

import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;

 * OutputStream which breaks larger output blocks into chunks.
 * Native code may need to copy the input array; if the write buffer
 * is very large this can cause OOME.
 * @since 2.5
public class ChunkedOutputStream extends FilterOutputStream {

     * The default chunk size to use, i.e. {@value} bytes.
    private static final int DEFAULT_CHUNK_SIZE = 1024 * 4;

     * The maximum chunk size to us when writing data arrays
    private final int chunkSize;

     * Creates a new stream that uses the specified chunk size.
     * @param stream the stream to wrap
     * @param chunkSize the chunk size to use; must be a positive number.
     * @throws IllegalArgumentException if the chunk size is <= 0
    public ChunkedOutputStream(final OutputStream stream, final int chunkSize) {
       if (chunkSize <= 0) {
           throw new IllegalArgumentException();
       this.chunkSize = chunkSize;

     * Creates a new stream that uses a chunk size of {@link #DEFAULT_CHUNK_SIZE}.
     * @param stream the stream to wrap
    public ChunkedOutputStream(final OutputStream stream) {
        this(stream, DEFAULT_CHUNK_SIZE);

     * Writes the data buffer in chunks to the underlying stream
     * @param data the data to write
     * @param srcOffset the offset
     * @param length the length of data to write
     * @throws IOException if an I/O error occurs.
    public void write(final byte[] data, final int srcOffset, final int length) throws IOException {
        int bytes = length;
        int dstOffset = srcOffset;
        while(bytes > 0) {
            final int chunk = Math.min(bytes, chunkSize);
            out.write(data, dstOffset, chunk);
            bytes -= chunk;
            dstOffset += chunk;




Or download all of them as a single archive file:

File name: commons-io-2.11.0-sources.jar
File size: 398939 bytes
Release date: 2020-01-22


Download and Install commons-io-2.6-bin.zip

What Is commons-io-2.11-bin.zip

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2022-11-10, 78265👍, 2💬