- Java.io - Writer
- Java.io - StringWriter
- Java.io - StringReader
- Java.io - StringBufferInputStream
- Java.io - StreamTokenizer
- Java.io - SerializablePermission
- Java.io - SequenceInputStream
- Java.io - Reader
- Java.io - RandomAccessFile
- Java.io - PushbackReader
- Java.io - PushbackInputStream
- Java.io - PrintWriter
- Java.io - PrintStream
- Java.io - PipedWriter
- Java.io - PipedReader
- Java.io - PipedOutputStream
- Java.io - PipedInputStream
- Java.io - OutputStreamWriter
- Java.io - OutputStream
- Java.io - ObjectStreamField
- Java.io - ObjectStreamClass
- io - ObjectOutputStream.PutField
- Java.io - ObjectOutputStream
- Java.io - ObjectInputStream.GetField
- Java.io - ObjectInputStream
- Java.io - LineNumberReader
- Java.io - LineNumberInputStream
- Java.io - InputStreamReader
- Java.io - InputStream
- Java.io - FilterWriter
- Java.io - FilterReader
- Java.io - FilterOutputStream
- Java.io - FilterInputStream
- Java.io - FileWriter
- Java.io - FileReader
- Java.io - FilePermission
- Java.io - FileOutputStream
- Java.io - FileInputStream
- Java.io - FileDescriptor
- Java.io - File
- Java.io - DataOutputStream
- Java.io - DataInputStream
- Java.io - Console
- Java.io - CharArrayWriter
- Java.io - CharArrayReader
- Java.io - ByteArrayOutputStream
- Java.io - ByteArrayInputStream
- Java.io - BufferedWriter
- Java.io - BufferedReader
- Java.io - BufferedOutputStream
- Java.io - BufferedInputStream
- Java.io - Home
Java.io package extras
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Java.io.FileWriter Class
Introduction
The Java.io.FileWriter class is a convenience class for writing character files.Following are the important points about FileWriter −
The constructors of this class assume that the default character encoding and the default byte-buffer size are acceptable.
FileWriter is meant for writing streams of characters. For writing streams of raw bytes, use FileOutputStream.
Class declaration
Following is the declaration for Java.io.FileWriter class −
pubpc class FileWriter extends OutputStreamWriter
Field
Following are the fields for Java.io.FileWriter class −
protected Object lock − This is the object used to synchronize operations on this stream.
Class constructors
Sr.No. | Constructor & Description |
---|---|
1 | FileWriter(File file) This constructs a FileWriter object given a File object. |
2 | FileWriter(File file, boolean append) This constructs a FileWriter object given a File object. |
3 | FileWriter(FileDescriptor fd) This constructs a FileWriter object associated with a file descriptor. |
4 | FileWriter(String fileName) This constructs a FileWriter object given a file name. |
5 | FileWriter(String fileName, boolean append) This constructs a FileWriter object given a file name with a boolean indicating whether or not to append the data written. |
Class Methods
This class inherits methods from the following classes −
Java.io.OutputStreamWriter
java.uti.Writer
Java.io.Object