鑰屾垜鏄粠媧誨姩瀹炰緥鐨勮搴︽潵鑰冭檻錛屾椿鍔ㄥ疄渚嬬殑鐘舵佸彧鏄椿鍔ㄥ疄渚嬬殑涓涓睘鎬т綋錛屾槸鍥犱負(fù)浠涔堣涓猴紝閫犳垚浜?jiǎn)浠涔堢姸鎬佺殑緇撴灉銆?br />
榪欎袱縐嶈鐐癸紝娌℃湁璋佸璋侀敊錛屼篃娌℃湁璋佷紭璋佸姡錛屼袱鑰呮槸绔欏湪涓嶅悓鐨勮搴︽潵鍒嗘瀽鍚屼竴涓棶棰樸傚叾瀹炶繖涓ょ妯″紡鍦ㄥ簲鐢ㄤ腑閮芥槸寰堟櫘閬嶇殑錛屼篃閮芥槸鑳藉寰堝ソ鐨勮В鍐抽棶棰樼殑銆備笉榪囧湪鐜版湁鐨剋orkflow寮曟搸瀹炵幇涓紝鍩轟簬媧誨姩瀹炰緥鐨勮搴︽槸鍗犵粷澶у鏁扮殑錛屾瘮濡俹be錛宻hark絳夌瓑銆傛墍浠ユ垜鍙楄繖涓殑褰卞搷涔熸槸姣旇緝娣辯殑銆?br />
鍏堣璇村熀浜庢椿鍔ㄦ椿鍔ㄥ疄渚嬬殑瑙掑害鐨勬濊礬鍚э細(xì)
璁╂垜涓嬪厛鏉ョ湅鐪嬬姸鎬佺被錛?br />
public final class WMActivityInstanceState extends WMObjectState {
public static final int OPEN_NOTRUNNING_INT = 0;
public static final int OPEN_SUSPENDED_INT = 1;
}
鎴栬呬篃鍙互榪欎箞琛ㄧず錛?br />
public enum WMActivityInstanceState{
NOTRUNNIN(0),
SUSPENDED(1);
private int code;
private WMActivityInstanceState(int code){this.code = code;}
public int getCode(){return this.code}
}
瀵逛簬媧誨姩瀹炰緥鏉ヨ錛岀姸鎬佸彧鏄叾涓涓睘鎬ц屽凡錛?br />
public class BasicActivityInstance extends BasicAttributedEntity{
private int _state;
public void setState(int state) {
_state = state; }
}
鎴栬呬篃鍙互鏄?br />
Public void setState(WMActivityInstanceState state)
鎵浠ワ紝浠庢椿鍔ㄥ疄渚嬬殑瑙掑害鏉ョ湅錛岀姸鎬佷箣闂寸殑鍏崇郴鏄鉤琛岀殑銆備綘鍙互鍦ㄦ墽琛屽畬涓浜涘垵濮嬪寲鐨勬搷浣滀箣鍚庯紝灝嗘椿鍔ㄥ疄渚嬬殑鐘舵佽緗負(fù)Initialized錛氬綋鐒惰繖涓搷浣滀綘蹇呴』鏄劇ず鐨勫幓璁劇疆?huà)z誨姩瀹炰緥錛堝綋鐒?dòng)灱屼綘鍙互鐢ㄤ竴浜汦vent鍘誨鐞嗭級(jí)錛屾瘮濡傝皟鐢ㄦ椿鍔ㄥ疄渚嬬殑setState鏂規(guī)硶銆傝嚦浜庝負(fù)浠涔堣皟鐢ㄨ繖涓柟娉曪紝鎴栬呮鏃惰緗殑鐘舵佹槸瀵規(guī)槸閿欙紝媧誨姩瀹炰緥騫朵笉鍏沖績(jī)銆?br />
涓嬮潰鍐嶆潵璇磋鍩轟簬鐘舵佽搴︾殑鎬濊礬鍚э紝榪欎釜鎬濊礬澶т綋鍙互璇村氨鏄痵tate pattern鐨勫簲鐢ㄣ?br />
璇撮亾榪欏効錛屾?zhèn)ㄥ彲浠ョ湅鐪嫎q欑瘒鏂囨。錛氫粠宸ヤ綔嫻佺姸鎬佹満瀹炶返涓葷粨鐘舵佹ā寮忎嬌鐢ㄥ績(jī)寰?銆傚綋鐒跺鏋滄?zhèn)ㄥstate pattern涓嶆槸寰堜簡(jiǎn)瑙ｏ紝閭ｄ箞寤鴻浣犲厛鐪嬬湅榪欑瘒鏂囨。錛氳璁℃ā寮忎箣state 銆?br />
State妯″紡鐨勭潃鐪肩偣灝辨槸鐘舵侊紝浠ョ姸鎬佺殑鍙樿縼褰卞搷瀹炰緥鐨勮涓哄拰鍔ㄤ綔銆傚叾瀹炶繖灝辨槸涓や釜涓嶅悓鐨勬娊璞′綋錛歴tate鍜宻tateOwner錛屾垜浠彲浠ョ湅鍒幫紝媧誨姩瀹炰緥瀵硅薄灝辮〃鐜頒負(fù)stateOwner銆?br />
State妯″紡鐨勪緷鎹槸鐘舵佷箣闂存槸鏈夋湁鍚戣繛鎺ュ叧緋葷殑錛岃繖鏈夊悜榪炴帴鍏崇郴鍏跺疄灝辨槸鐘舵佺殑杞崲瑙勫垯錛欰-B-C-D-A銆?br />
嬋鍙戠姸鎬佺殑鍙樿縼錛屾槸鐢卞鐣岀殑浜嬩歡錛圗vent錛夊獎(jiǎng)鍝嶇殑錛氳繖涓簨浠朵細(xì)鍛婄煡錛屽綋鍓嶇殑媧誨姩瀹炰緥鐘舵佽浠庡綋鍓嶇姸鎬佸線涓嬩竴涓姸鎬佸彉榪併傝屾椿鍔ㄥ疄渚嬪茍涓嶇煡閬撲笅涓涓姸鎬佹槸浠涔堬紝榪欏畬鍏ㄦ槸鐘舵佸璞¤礋璐ｇ淮鎶ゅ拰鍛婄煡鐨勩?br />
鑷蟲(chóng)錛屾垜浠彲浠ョ湅鍑烘潵浜?jiǎn)锛屼袱绉嶆柟寮忕殑涓嶅悓锛?xì)
絎竴縐嶆柟寮忥紙鍩轟簬媧誨姩瀹炰緥錛夛紝鍏跺鐣屼簨浠舵槸褰卞搷鍒版椿鍔ㄥ疄渚嬶紝鎴栬呰鍦ㄤ簨浠朵腑鏄劇ず鐨勫憡鐭ユ椿鍔ㄥ疄渚嬬姸鎬佷粠浠涔堝彉?shù)皋Z粈涔堛?br />
絎簩縐嶆柟寮忥紙鍩轟簬瀹炰緥鐘舵侊級(jí)錛屽叾澶栫晫浜嬩歡鏄獎(jiǎng)鍝嶅埌媧誨姩瀹炰緥鐘舵佸璞★紝鑷充簬榪欎釜鐘舵佺殑涓嬩竴涓姸鎬佹槸浠涔堬紝鏃墮棿騫朵笉鐭ラ亾錛屽畬鍏ㄧ敱媧誨姩鐘舵佷箣闂寸殑鍏崇郴鏉ョ淮鎶ゃ?br />
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