PushbackReader (Java SE 26 & JDK 26)
- All Implemented Interfaces:
Closeable, AutoCloseable, Readable
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Field Summary
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Constructor Summary
Constructors
Creates a new pushback reader with a one-character pushback buffer.
Creates a new pushback reader with a pushback buffer of the given size.
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Method Summary
voidclose()Closes the stream and releases any system resources associated with it.
voidmark(int readAheadLimit) Marks the present position in the stream.
booleanTells whether this stream supports the mark() operation, which it does not.
intread()Reads a single character.
booleanready()Tells whether this stream is ready to be read.
voidreset()voidunread(char[] cbuf) Pushes back an array of characters by copying it to the front of the pushback buffer.
voidunread(char[] cbuf, int off, int len) Pushes back a portion of an array of characters by copying it to the front of the pushback buffer.
voidunread(int c) Pushes back a single character by copying it to the front of the pushback buffer.
Methods declared in class FilterReader
Methods declared in class Reader
nullReader, of, read, read, readAllAsString, readAllLines, transferToReturns a new
Readerthat reads no characters.Returns a
Readerthat reads characters from aCharSequence.intread(char[] cbuf) Reads characters into an array.
intAttempts to read characters into the specified character buffer.
Reads all remaining characters into a string.
Reads all remaining characters as lines of text.
longReads all characters from this reader and writes the characters to the given writer in the order that they are read.
Methods declared in class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitCreates and returns a copy of this object.
booleanIndicates whether some other object is "equal to" this one.
protected voidDeprecated, for removal: This API element is subject to removal in a future version.
Returns the runtime class of this
Object.intReturns a hash code value for this object.
final voidWakes up a single thread that is waiting on this object's monitor.
final voidWakes up all threads that are waiting on this object's monitor.
Returns a string representation of the object.
final voidCauses the current thread to wait until it is awakened, typically by being notified or interrupted.
final voidwait(long timeoutMillis) Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
final voidwait(long timeoutMillis, int nanos) Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
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Constructor Details
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PushbackReader
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PushbackReader
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Method Details
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read
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unread
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unread
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unread
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ready
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mark
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reset
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markSupported
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close
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