Package org.apache.wayang.core.util

Class LimitedInputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable
    public class LimitedInputStream
extends java.io.InputStream
    InputStream that is trimmed to a specified size. Moreover, it counts the number of read bytes.

    • Constructor Summary

      Constructors 
      Constructor Description
      LimitedInputStream​(java.io.InputStream wrappedInputStream)
      Create an unlimited instance.
      LimitedInputStream​(java.io.InputStream wrappedInputStream, long maxReadBytes)
      Create a limited instance.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int available()  
      void close()  
      long getNumReadBytes()  
      boolean markSupported()  
      int read()  
      int read​(byte[] b, int off, int len)  
      long skip​(long n)  

      • Methods inherited from class java.io.InputStream

        mark, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, transferTo

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • LimitedInputStream

        public LimitedInputStream​(java.io.InputStream wrappedInputStream)
        Create an unlimited instance.
        Parameters:
        wrappedInputStream - InputStream that is to be wrapped by this instance

      • LimitedInputStream

        public LimitedInputStream​(java.io.InputStream wrappedInputStream,
                          long maxReadBytes)
        Create a limited instance.
        Parameters:
        wrappedInputStream - InputStream that is to be wrapped by this instance
        maxReadBytes - maximum number of bytes to read from the stream

    • Method Detail

      • read

        public int read()
         throws java.io.IOException
        Specified by:
        read in class java.io.InputStream
        Throws:
        java.io.IOException

      • read

        public int read​(byte[] b,
                int off,
                int len)
         throws java.io.IOException
        Overrides:
        read in class java.io.InputStream
        Throws:
        java.io.IOException

      • skip

        public long skip​(long n)
          throws java.io.IOException
        Overrides:
        skip in class java.io.InputStream
        Throws:
        java.io.IOException

      • available

        public int available()
              throws java.io.IOException
        Overrides:
        available in class java.io.InputStream
        Throws:
        java.io.IOException

      • close

        public void close()
           throws java.io.IOException
        Specified by:
        close in interface java.lang.AutoCloseable
        Specified by:
        close in interface java.io.Closeable
        Overrides:
        close in class java.io.InputStream
        Throws:
        java.io.IOException

      • markSupported

        public boolean markSupported()
        Overrides:
        markSupported in class java.io.InputStream

      • getNumReadBytes

        public long getNumReadBytes()
        Returns:
        the number of bytes that have been read from this stream