How do I change InputStream to string?
How do I change InputStream to string?
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)
- Using Stream API (Java 8).
Which of this method is used to read a string from the input stream?
Discussion Forum
| Que. | Which of these is used to read a string from the input stream? |
|---|---|
| b. | getLine() |
| c. | read() |
| d. | readLine() |
| Answer:read() |
How do I get BufferedReader from InputStream?
InputStream is; is = myContext. getAssets(). open (“file. txt”); BufferedReader br = new BufferedReader (is);
How do you reuse inputStream?
Summary:
- InputStream can only read once, that is to say, it can only call read () or other read () method with parameters once. The next call reads out – 1.
- Use caching or mark/reset to reuse inputStream.
- One more thing is to remember to turn off the used inputStream/output Steam.
What is Inputstream reader in Java?
An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified charset. The charset that it uses may be specified by name or may be given explicitly, or the platform’s default charset may be accepted.
Which exception is thrown by the read () method of Inputstream class?
IOException
Which exception is thrown by read() method? Explanation: read method throws IOException.
Is BufferedReader faster than Scanner?
BufferReader has large buffer of 8KB byte Buffer as compared to Scanner. Scanner is bit slower as it need to parse data as well. BufferReader is faster than Scanner as it only reads a character stream.
How do I read a line from the console in Scala?
Scala – Read String from Console as Input. If you are developing a console application with Scala, you may need to read input from the user. In this tutorial, we will learn how to read a line from the console as input from a user. To read a line from console input, we use the method scala.io.StdIn.readLine().
How do I convert an input stream to a string?
UTF_8.name()); // print string System. out.println( contents); } catch (IOException ex) { ex.printStackTrace(); } Another way of converting an InputStream object to a string is by wrapping it into a BufferedReader. You can then read it into a string just a text file.
What is source class in Scala?
For instance, the class Source, inside the scala.io package, provides a smooth conversion from java.io.InputStream instances to string data, so we’ll also explore its features. 2. Creation of Source Instances The Source companion object offers convenient factory methods to create its instances corresponding to different InputStream implementations.
How to convert InputStream to string in Apache Commons Io?
The Apache Commons IO library provides the IOUtils.copy () method to copy the InputStream object into a StringWriter. You can then use StringWriter to convert it into a string, as shown below:
