Package org.apache.tools.ant.filters.util

Class ChainReaderHelper

java.lang.Object
org.apache.tools.ant.filters.util.ChainReaderHelper
public final class ChainReaderHelper extends Object
Process a FilterReader chain.

  • Field Details

    • primaryReader

      public Reader primaryReader
      The primary reader to which the reader chain is to be attached.

    • bufferSize

      public int bufferSize
      The size of the buffer to be used.

    • filterChains

      public Vector<FilterChain> filterChains
      Chain of filters

  • Constructor Details

    • ChainReaderHelper

      public ChainReaderHelper()
      Default constructor.

    • ChainReaderHelper

      public ChainReaderHelper(Project project, Reader primaryReader, Iterable<FilterChain> filterChains)
      Convenience constructor.
      Parameters:
      project - ditto
      primaryReader - ditto
      filterChains - ditto

  • Method Details

    • setPrimaryReader

      public void setPrimaryReader(Reader rdr)
      Sets the primary Reader
      Parameters:
      rdr - the reader object

    • withPrimaryReader

      public ChainReaderHelper withPrimaryReader(Reader rdr)
      Fluent primary Reader mutator.
      Parameters:
      rdr - Reader
      Returns:
      this

    • setProject

      public void setProject(Project project)
      Set the project to work with
      Parameters:
      project - the current project

    • withProject

      public ChainReaderHelper withProject(Project project)
      Fluent Project mutator.
      Parameters:
      project - ditto
      Returns:
      this

    • getProject

      public Project getProject()
      Get the project
      Returns:
      the current project

    • setBufferSize

      public void setBufferSize(int size)
      Sets the buffer size to be used. Defaults to 8192, if this method is not invoked.
      Parameters:
      size - the buffer size to use

    • withBufferSize

      public ChainReaderHelper withBufferSize(int size)
      Fluent buffer size mutator.
      Parameters:
      size - ditto
      Returns:
      this

    • setFilterChains

      public void setFilterChains(Vector<FilterChain> fchain)
      Sets the collection of filter reader sets
      Parameters:
      fchain - the filter chains collection

    • withFilterChains

      public ChainReaderHelper withFilterChains(Iterable<FilterChain> filterChains)
      Fluent filterChains mutator.
      Parameters:
      filterChains - ditto
      Returns:
      this

    • with

      public ChainReaderHelper with(Consumer<ChainReaderHelper> consumer)
      Fluent mechanism to apply some Consumer.
      Parameters:
      consumer - ditto
      Returns:
      this

    • getAssembledReader

      public ChainReaderHelper.ChainReader getAssembledReader() throws BuildException
      Assemble the reader
      Returns:
      the assembled reader
      Throws:
      BuildException - if an error occurs

    • readFully

      public String readFully(Reader rdr) throws IOException
      Read data from the reader and return the contents as a string.
      Parameters:
      rdr - the reader object
      Returns:
      the contents of the file as a string
      Throws:
      IOException - if an error occurs