Class CharSequenceInputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable

    public class CharSequenceInputStream
    extends java.io.InputStream
    InputStream implementation that can read from String, StringBuffer, StringBuilder or CharBuffer.

    Note: Supports mark(int) and reset().

    Since:
    2.2
    • Constructor Detail

      • CharSequenceInputStream

        public CharSequenceInputStream​(java.lang.CharSequence cs,
                                       java.nio.charset.Charset charset,
                                       int bufferSize)
        Constructor.
        Parameters:
        cs - the input character sequence
        charset - the character set name to use
        bufferSize - the buffer size to use.
        Throws:
        java.lang.IllegalArgumentException - if the buffer is not large enough to hold a complete character
      • CharSequenceInputStream

        public CharSequenceInputStream​(java.lang.CharSequence cs,
                                       java.lang.String charset,
                                       int bufferSize)
        Parameters:
        cs - the input character sequence
        charset - the character set name to use
        bufferSize - the buffer size to use.
        Throws:
        java.lang.IllegalArgumentException - if the buffer is not large enough to hold a complete character
      • CharSequenceInputStream

        public CharSequenceInputStream​(java.lang.CharSequence cs,
                                       java.nio.charset.Charset charset)
        Constructor, calls CharSequenceInputStream(CharSequence, Charset, int) with a buffer size of 2048.
        Parameters:
        cs - the input character sequence
        charset - the character set name to use
        Throws:
        java.lang.IllegalArgumentException - if the buffer is not large enough to hold a complete character
      • CharSequenceInputStream

        public CharSequenceInputStream​(java.lang.CharSequence cs,
                                       java.lang.String charset)
        Constructor, calls CharSequenceInputStream(CharSequence, String, int) with a buffer size of 2048.
        Parameters:
        cs - the input character sequence
        charset - the character set name to use
        Throws:
        java.lang.IllegalArgumentException - if the buffer is not large enough to hold a complete character
    • Method Detail

      • read

        public int read​(byte[] array,
                        int off,
                        int len)
                 throws java.io.IOException
        Overrides:
        read in class java.io.InputStream
        Throws:
        java.io.IOException
      • 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)
                 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
        Return an estimate of the number of bytes remaining in the byte stream.
        Overrides:
        available in class java.io.InputStream
        Returns:
        the count of bytes that can be read without blocking (or returning EOF).
        Throws:
        java.io.IOException - if an error occurs (probably not possible)
      • 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
      • mark

        public void mark​(int readlimit)
        Overrides:
        mark in class java.io.InputStream
        Parameters:
        readlimit - max read limit (ignored)
      • reset

        public void reset()
                   throws java.io.IOException
        Overrides:
        reset in class java.io.InputStream
        Throws:
        java.io.IOException
      • markSupported

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