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How to convert an InputStream to a String using plain Java, Guava or Commons IO.
Ways to convert an InputStream to a String: Using IOUtils.toString (Apache Utils) String result = IOUtils.toString(inputStream, StandardCharsets.UTF_8); Using CharStreams (Guava) String result = CharStreams.toString(new InputStreamReader( inputStream, Charsets.UTF_8)); Using Scanner (JDK)
22 paź 2012 · If you want to do it simply and reliably, I suggest using the Apache Jakarta Commons IO library IOUtils.toString(java.io.InputStream, java.lang.String) method.
2 gru 2020 · There are several ways to convert an InputStream object to String in Java using inbuilt libraries as well as external libraries. Approaches: Three ways to convert InputStream object into String are: Method 1: Using the InputStreamReader class. An InputStreamReader converts byte streams to character streams.
24 kwi 2023 · Learn to convert InputStream to String using Google guava IO's ByteSource and CharStreams, BufferedReader, Scanner, and IOUtils classes.
13 lut 2022 · This article shows a few ways to convert an java.io.InputStream to a String. Table of contents. 1. ByteArrayOutputStream. 2. InputStream#readAllBytes (Java 9) 3. InputStreamReader + StringBuilder. 4. InputStreamReader + BufferedReader (modified line breaks) 5. Java 8 BufferedReader#lines (modified line breaks) 6. Apache Commons IO. 7.
16 mar 2023 · For versions prior to Java 9, the fastest way to convert an InputStream into a String is by using the ByteArrayOutputStream. This approach relies on the fact that we can easily construct Strings from byte arrays, and the fact that ByteArrayOutputStream has a very handy toString() method.
