閫氬父閫氳繃FileChannel.map()鏂規硶鍒涘緩銆?/div>鏄犲皠涔嬪悗錛岄氳繃MappedByteBuffer 璁塊棶鏂囦歡鍐呭錛屾瘮鍒扮‖鐩樹笂鍘昏鍙栨枃浠惰蹇緢澶氥?br />
FileChannel.map()鏂規硶鍒涘緩鏃舵寚瀹氭柟寮忥細
MapMode.READ_ONLY錛屽皾璇曚慨鏀圭紦鍐插尯鍒欐姤寮傚父ReadOnlyBufferException
MapMode.READ_WRITE錛屽叡浜紦鍐插尯錛屾墍鏈夎闂殑紼嬪簭閮藉彲璇誨彲鍐欙紝浣嗗啓瀹屾槸鍚﹀叾浠栫▼搴忕珛鍗崇湅鍒板彉鏇達紝鏈煡
MapMode.PRIVATE錛屽垱寤哄壇鏈紝鎵鏈変慨鏀瑰鍚屾椂璁塊棶鐨勫叾浠栫▼搴忎笉鍙
protected錛?br />volatile boolean isAMappedBuffer;
private鏂規硶錛?br />checkMapped();
pagePosition();
public final鏂規硶錛?br />isLoaded(); 緙撳瓨鍖哄唴瀹規槸鍚﹀浜庣墿鐞嗗唴瀛樹腑
load(); 灝嗙紦鍐插尯鍐呭浠庤櫄鎷熷唴瀛樺姞杞藉埌鐗╃悊鍐呭瓨
force(); 褰撶紦瀛樺尯鏄?/span>MapMode.READ_WRITE妯″紡鏃訛紝灝嗙紦瀛樺尯鍐呭鍐欏叆瀛樺偍璁懼涓?/span>
private native鏂規硶錛?br />isLoaded0();
load0();
force0();
protected錛?br />volatile boolean isAMappedBuffer;
MappedByteBuffer(int mark,int pos,int lim,int cap,boolean mapped);
MappedByteBuffer(mark,pos,lim,cap);
private鏂規硶錛?br />checkMapped();
pagePosition();
public final鏂規硶錛?br />isLoaded(); 緙撳瓨鍖哄唴瀹規槸鍚﹀浜庣墿鐞嗗唴瀛樹腑
load(); 灝嗙紦鍐插尯鍐呭浠庤櫄鎷熷唴瀛樺姞杞藉埌鐗╃悊鍐呭瓨
force(); 褰撶紦瀛樺尯鏄?/span>MapMode.READ_WRITE妯″紡鏃訛紝灝嗙紦瀛樺尯鍐呭鍐欏叆瀛樺偍璁懼涓?/span>
private native鏂規硶錛?br />isLoaded0();
load0();
force0();
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public final 鏂規硶
- capacity()
- position()
- postition(int)
- limit()
- limit(int)
- mark()
- reset()
- clear()
- flip()
- rewind()
- remaining()
- hasremaining()
public abstract 鏂規硶
- isReadOnly()
- hasArray()
- array()
- arrayOffset()
- isDirect()
protected final 鏂規硶
- nextGetIndex()
- nextGetIndex(int)
- nextPutIndex()
- nextPutIndex(int)
- checkIndex(int)
- checkIndex(int,int)
- markValue()
protected 鏂規硶
checkBounds(int off, int len, int size);
鍒ゆ柇鏄惁鍚屾椂瀛樺湪錛歰ff>=0, len>=0, (off+len)>=size錛屼笉瀛樺湪鍒欐姤IndexOutOfBoundsException寮傚父瀹為檯涓婅繕瑕佸悓鏃朵繚璇?off+len)涓嶈兘瓚呰繃Integer.MAX_VALUE鑰屽彉涓鴻礋鏁?br />
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