Package org.apache.rat.annotation

Class BOMInputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable
    class BOMInputStream
extends java.io.FilterInputStream
    Stripped down version of Commons IO 2.0's BOMInputStream.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private static int[][] BOMS  
      private int fbIndex  
      private int fbLength  
      private int[] firstBytes  
      private boolean markedAtStart  
      private int markFbIndex  

      • Fields inherited from class java.io.FilterInputStream

        in

    • Constructor Summary

      Constructors 
      Constructor Description
      BOMInputStream​(java.io.InputStream s)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      private boolean find()  
      private void getBOM()  
      void mark​(int readlimit)  
      private boolean matches​(int[] bom)  
      int read()  
      int read​(byte[] buf)  
      int read​(byte[] buf, int off, int len)  
      private int readFirstBytes()  
      void reset()  
      long skip​(long n)  

      • Methods inherited from class java.io.FilterInputStream

        available, close, markSupported

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • firstBytes

        private int[] firstBytes

      • fbLength

        private int fbLength

      • fbIndex

        private int fbIndex

      • markFbIndex

        private int markFbIndex

      • markedAtStart

        private boolean markedAtStart

      • BOMS

        private static final int[][] BOMS

    • Constructor Detail

      • BOMInputStream

        BOMInputStream​(java.io.InputStream s)

    • Method Detail

      • read

        public int read()
         throws java.io.IOException
        Overrides:
        read in class java.io.FilterInputStream
        Throws:
        java.io.IOException

      • read

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

      • read

        public int read​(byte[] buf)
         throws java.io.IOException
        Overrides:
        read in class java.io.FilterInputStream
        Throws:
        java.io.IOException

      • readFirstBytes

        private int readFirstBytes()
                    throws java.io.IOException
        Throws:
        java.io.IOException

      • getBOM

        private void getBOM()
             throws java.io.IOException
        Throws:
        java.io.IOException

      • mark

        public void mark​(int readlimit)
        Overrides:
        mark in class java.io.FilterInputStream

      • reset

        public void reset()
           throws java.io.IOException
        Overrides:
        reset in class java.io.FilterInputStream
        Throws:
        java.io.IOException

      • skip

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

      • find

        private boolean find()

      • matches

        private boolean matches​(int[] bom)