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commons-io-2.6-sources.jar - Apache Commons IO
commons-io-2.6-sources.jar is the source JAR file for Apache Commons IO 2.6, which is a library of utilities to assist with developing IO functionality.
JAR File Size and Download Location:
JAR name: commons-io-2.6-sources.jar Target JDK version: 1.7 Dependency: None File size: 280,834 bytes Release date: 15-Oct-2017 Download: Apache Commons IO Website
✍: FYIcenter.com
⏎ org/apache/commons/io/input/CountingInputStream.java
/* * 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.commons.io.input; import static org.apache.commons.io.IOUtils.EOF; import java.io.IOException; import java.io.InputStream; /** * A decorating input stream that counts the number of bytes that have passed * through the stream so far. * <p> * A typical use case would be during debugging, to ensure that data is being * read as expected. * */ public class CountingInputStream extends ProxyInputStream { /** The count of bytes that have passed. */ private long count; /** * Constructs a new CountingInputStream. * * @param in the InputStream to delegate to */ public CountingInputStream(final InputStream in) { super(in); } //----------------------------------------------------------------------- /** * Skips the stream over the specified number of bytes, adding the skipped * amount to the count. * * @param length the number of bytes to skip * @return the actual number of bytes skipped * @throws IOException if an I/O error occurs * @see java.io.InputStream#skip(long) */ @Override public synchronized long skip(final long length) throws IOException { final long skip = super.skip(length); this.count += skip; return skip; } /** * Adds the number of read bytes to the count. * * @param n number of bytes read, or -1 if no more bytes are available * @since 2.0 */ @Override protected synchronized void afterRead(final int n) { if (n != EOF) { this.count += n; } } //----------------------------------------------------------------------- /** * The number of bytes that have passed through this stream. * <p> * NOTE: From v1.3 this method throws an ArithmeticException if the * count is greater than can be expressed by an <code>int</code>. * See {@link #getByteCount()} for a method using a <code>long</code>. * * @return the number of bytes accumulated * @throws ArithmeticException if the byte count is too large */ public int getCount() { final long result = getByteCount(); if (result > Integer.MAX_VALUE) { throw new ArithmeticException("The byte count " + result + " is too large to be converted to an int"); } return (int) result; } /** * Set the byte count back to 0. * <p> * NOTE: From v1.3 this method throws an ArithmeticException if the * count is greater than can be expressed by an <code>int</code>. * See {@link #resetByteCount()} for a method using a <code>long</code>. * * @return the count previous to resetting * @throws ArithmeticException if the byte count is too large */ public int resetCount() { final long result = resetByteCount(); if (result > Integer.MAX_VALUE) { throw new ArithmeticException("The byte count " + result + " is too large to be converted to an int"); } return (int) result; } /** * The number of bytes that have passed through this stream. * <p> * NOTE: This method is an alternative for <code>getCount()</code> * and was added because that method returns an integer which will * result in incorrect count for files over 2GB. * * @return the number of bytes accumulated * @since 1.3 */ public synchronized long getByteCount() { return this.count; } /** * Set the byte count back to 0. * <p> * NOTE: This method is an alternative for <code>resetCount()</code> * and was added because that method returns an integer which will * result in incorrect count for files over 2GB. * * @return the count previous to resetting * @since 1.3 */ public synchronized long resetByteCount() { final long tmp = this.count; this.count = 0; return tmp; } }
⏎ org/apache/commons/io/input/CountingInputStream.java
Or download all of them as a single archive file:
File name: commons-io-2.6-sources.jar File size: 280834 bytes Release date: 2017-10-05 Download
⇒ Download and Install commons-io-2.5-bin.zip
2020-12-09, 55428👍, 1💬
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