Item
% of partially implemented
% of fully implemented
java.io
61
43
BufferedInputStream
100
BufferedOutputStream
100
BufferedReader
100
BufferedWriter
100
ByteArrayInputStream
100
ByteArrayOutputStream
87
CharArrayReader
100
CharArrayWriter
100
CharConversionException
Closeable
100
Console
0
DataInput
100
DataInputStream
100
DataOutput
100
DataOutputStream
100
EOFException
100
Externalizable
0
File
81
FileDescriptor
FileFilter
100
FileInputStream
76
FileNotFoundException
100
FileOutputStream
72
FilePermission
FileReader
60
FileWriter
55
FilenameFilter
100
FilterInputStream
100
FilterOutputStream
100
FilterReader
FilterWriter
Flushable
100
IOError
IOException
100
InputStream
100
InputStreamReader
100
InterruptedIOException
100
InvalidClassException
100
InvalidObjectException
LineNumberInputStream
LineNumberReader
NotActiveException
NotSerializableException
ObjectInput
ObjectInputFilter
ObjectInputStream
ObjectInputValidation
ObjectOutput
ObjectOutputStream
ObjectStreamClass
ObjectStreamConstants
ObjectStreamException
100
ObjectStreamField
OptionalDataException
OutputStream
100
OutputStreamWriter
100
PipedInputStream
85
PipedOutputStream
100
PipedReader
PipedWriter
PrintStream
79
PrintWriter
85
PushbackInputStream
100
PushbackReader
RandomAccessFile
95
Reader
86
SequenceInputStream
Serial
Serializable
SerializablePermission
StreamCorruptedException
StreamTokenizer
100
StringBufferInputStream
StringReader
100
StringWriter
100
SyncFailedException
UTFDataFormatException
100
UncheckedIOException
75
UnsupportedEncodingException
100
WriteAbortedException
Writer
94