Java Module java.compiler Package javax.tools Class ForwardingFileObject<F extends FileObject>（JDK11）

153 阅读 0 评论 0 点赞

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 Summary

Fields
Modifier and Type	Field	Description
`protected F`	`fileObject`	The file object which all methods are delegated to.

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`ForwardingFileObject(F fileObject)`	Creates a new instance of ForwardingFileObject.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`CharSequence`	`getCharContent(boolean ignoreEncodingErrors)`	Returns the character content of this file object, if available.
`InputStream`	`openInputStream()`	Returns an InputStream for this file object.
`OutputStream`	`openOutputStream()`	Returns an OutputStream for this file object.
`Reader`	`openReader(boolean ignoreEncodingErrors)`	Returns a reader for this object.
`Writer`	`openWriter()`	Returns a Writer for this file object.

Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods declared in interface javax.tools.FileObject
delete, getLastModified, getName, toUri

- Field Detail
  - fileObject
```
protected final F extends FileObject fileObject
```
    The file object which all methods are delegated to.
- Constructor Detail
  - ForwardingFileObject
```
protected ForwardingFileObject(F fileObject)
```
    Creates a new instance of ForwardingFileObject.
    
    Parameters:
    
    fileObject - delegate to this file object
- Method Detail
  - 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

Java Module java.compiler Package javax.tools Class ForwardingFileObject<F extends FileObject>（JDK11）

Class ForwardingFileObject<F extends FileObject>

Field Summary

Constructor Summary

Method Summary

Methods declared in class java.lang.Object

Methods declared in interface javax.tools.FileObject

Field Detail

fileObject

Constructor Detail

ForwardingFileObject

Method Detail

openInputStream

openOutputStream

openReader

getCharContent

openWriter