public class Buffer extends Object implements Comparable, Cloneable
构造器和说明 |
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Buffer()
Create a zero-count sequence.
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Buffer(byte[] bytes)
Create a Buffer using the byte array as the initial value.
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Buffer(byte[] bytes,
int offset,
int length)
Create a Buffer using the byte range as the initial value.
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限定符和类型 | 方法和说明 |
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void |
append(byte[] bytes)
Append specified bytes to the buffer
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void |
append(byte[] bytes,
int offset,
int length)
Append specified bytes to the buffer.
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Object |
clone() |
int |
compareTo(Object other)
Define the sort order of the Buffer.
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void |
copy(byte[] bytes,
int offset,
int length)
Copy the specified byte array to the Buffer.
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boolean |
equals(Object other) |
byte[] |
get()
Get the data from the Buffer.
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int |
getCapacity()
Get the capacity, which is the maximum count that could handled without
resizing the backing storage.
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int |
getCount()
Get the current count of the buffer.
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int |
hashCode() |
void |
reset()
Reset the buffer to 0 size
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void |
set(byte[] bytes)
Use the specified bytes array as underlying sequence.
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void |
setCapacity(int newCapacity)
Change the capacity of the backing storage.
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String |
toString() |
String |
toString(String charsetName)
Convert the byte buffer to a string an specific character encoding
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void |
truncate()
Change the capacity of the backing store to be the same as the current
count of buffer.
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public Buffer()
public Buffer(byte[] bytes)
bytes
- This array becomes the backing storage for the object.public Buffer(byte[] bytes, int offset, int length)
bytes
- Copy of this array becomes the backing storage for the object.offset
- offset into byte arraylength
- length of datapublic void set(byte[] bytes)
bytes
- byte sequencepublic final void copy(byte[] bytes, int offset, int length)
bytes
- byte array to be assignedoffset
- offset into byte arraylength
- length of datapublic byte[] get()
public int getCount()
public int getCapacity()
public void setCapacity(int newCapacity)
newCapacity
- The new capacity in bytes.public void reset()
public void truncate()
public void append(byte[] bytes, int offset, int length)
bytes
- byte array to be appendedoffset
- offset into byte arraylength
- length of datapublic void append(byte[] bytes)
bytes
- byte array to be appendedpublic int compareTo(Object other)
compareTo
在接口中 Comparable
other
- The other bufferpublic String toString(String charsetName) throws UnsupportedEncodingException
charsetName
- Valid Java Character Set NameUnsupportedEncodingException
public Object clone() throws CloneNotSupportedException
clone
在类中 Object
CloneNotSupportedException
Copyright © 2009 The Apache Software Foundation