Module java.compiler
Package javax.tools

Class ForwardingFileObject<F extends FileObject>

java.lang.Object
javax.tools.ForwardingFileObject<F>
Type Parameters:
F - the kind of file object forwarded to by this object
All Implemented Interfaces:
FileObject
Direct Known Subclasses:
ForwardingJavaFileObject
public class ForwardingFileObject<F extends FileObject> extends Object implements FileObject
Forwards calls to a given file object. Subclasses of this class might override some of these methods and might also provide additional fields and methods.
Since:
1.6

  • Field Details

    • fileObject

      protected final F extends FileObject fileObject
      The file object which all methods are delegated to.

  • Constructor Details

    • ForwardingFileObject

      protected ForwardingFileObject​(F fileObject)
      Creates a new instance of ForwardingFileObject.
      Parameters:
      fileObject - delegate to this file object

  • Method Details

    • openInputStream

      public InputStream openInputStream() throws IOException
      Description copied from interface: FileObject
      Returns an InputStream for this file object.
      Specified by:
      openInputStream in interface FileObject
      Returns:
      an InputStream
      Throws:
      IllegalStateException - if this file object was opened for writing and does not support reading
      UnsupportedOperationException - if this kind of file object does not support byte access
      IOException - if an I/O error occurred

    • openOutputStream

      public OutputStream openOutputStream() throws IOException
      Description copied from interface: FileObject
      Returns an OutputStream for this file object.
      Specified by:
      openOutputStream in interface FileObject
      Returns:
      an OutputStream
      Throws:
      IllegalStateException - if this file object was opened for reading and does not support writing
      UnsupportedOperationException - if this kind of file object does not support byte access
      IOException - if an I/O error occurred

    • openReader

      public Reader openReader​(boolean ignoreEncodingErrors) throws IOException
      Description copied from interface: FileObject
      Returns a reader for this object. The returned reader will replace bytes that cannot be decoded with the default translation character. In addition, the reader may report a diagnostic unless ignoreEncodingErrors is true.
      Specified by:
      openReader in interface FileObject
      Parameters:
      ignoreEncodingErrors - ignore encoding errors if true
      Returns:
      a Reader
      Throws:
      IllegalStateException - if this file object was opened for writing and does not support reading
      UnsupportedOperationException - if this kind of file object does not support character access
      IOException - if an I/O error occurred

    • getCharContent

      public CharSequence getCharContent​(boolean ignoreEncodingErrors) throws IOException
      Description copied from interface: FileObject
      Returns the character content of this file object, if available. Any byte that cannot be decoded will be replaced by the default translation character. In addition, a diagnostic may be reported unless ignoreEncodingErrors is true.
      Specified by:
      getCharContent in interface FileObject
      Parameters:
      ignoreEncodingErrors - ignore encoding errors if true
      Returns:
      a CharSequence if available; null otherwise
      Throws:
      IllegalStateException - if this file object was opened for writing and does not support reading
      UnsupportedOperationException - if this kind of file object does not support character access
      IOException - if an I/O error occurred

    • openWriter

      public Writer openWriter() throws IOException
      Description copied from interface: FileObject
      Returns a Writer for this file object.
      Specified by:
      openWriter in interface FileObject
      Returns:
      a Writer
      Throws:
      IllegalStateException - if this file object was opened for reading and does not support writing
      UnsupportedOperationException - if this kind of file object does not support character access
      IOException - if an I/O error occurred