/**
?*?Licensed?to?the?Apache?Software?Foundation?（ASF）?under?one
?*?or?more?contributor?license?agreements.??See?the?NOTICE?file
?*?distributed?with?this?work?for?additional?information
?*?regarding?copyright?ownership.??The?ASF?licenses?this?file
?*?to?you?under?the?Apache?License?Version?2.0?（the
?*?“License“）;?you?may?not?use?this?file?except?in?compliance
?*?with?the?License.??You?may?obtain?a?copy?of?the?License?at
?*
?*?????http://www.apache.org/licenses/LICENSE-2.0
?*
?*?Unless?required?by?applicable?law?or?agreed?to?in?writing?software
?*?distributed?under?the?License?is?distributed?on?an?“AS?IS“?BASIS
?*?WITHOUT?WARRANTIES?OR?CONDITIONS?OF?ANY?KIND?either?express?or?implied.
?*?See?the?License?for?the?specific?language?governing?permissions?and
?*?limitations?under?the?License.
?*/

package?org.apache.hadoop.eclipse;

import?org.apache.hadoop.eclipse.servers.ServerRegistry;
import?org.eclipse.ui.plugin.AbstractUIPlugin;
import?org.osgi.framework.BundleContext;

/**
?*?The?activator?class?controls?the?plug-in?life?cycle
?*/
public?class?Activator?extends?AbstractUIPlugin?{

??/**
???*?The?plug-in?ID
???*/
??public?static?final?String?PLUGIN_ID?=?“org.apache.hadoop.eclipse“;

??/**
???*?The?shared?unique?instance?（singleton）
???*/
??private?static?Activator?plugin;

??/**
???*?Constructor
???*/
??public?Activator（）?{
????synchronized?（Activator.class）?{
??????if?（plugin?!=?null）?{
????????//?Not?a?singleton!?
????????throw?new?RuntimeException（“Activator?for?“?+?PLUGIN_ID
????????????+?“?is?not?a?singleton“）;
??????}
??????plugin?=?this;
????}
??}

??/*?@inheritDoc?*/
??@Override
??public?void?start（BundleContext?context）?throws?Exception?{
????super.start（context）;
??}

??/*?@inheritDoc?*/
??@Override
??public?void?stop（BundleContext?context）?throws?Exception?{
????ServerRegistry.getInstance（）.dispose（）;
????plugin?=?null;
????super.stop（context）;
??}

??/**
???*?Returns?the?shared?unique?instance?（singleton）
???*?
???*?@return?the?shared?unique?instance?（singleton）
???*/
??public?static?Activator?getDefault（）?{
????return?plugin;
??}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件??????????65??2017-07-12?03:28??.gitattributes
?????文件???????10525??2017-07-12?03:28??ivy.xml
?????目錄???????????0??2017-11-08?10:27??ivy\
?????文件????????3443??2017-07-12?03:28??ivy\hadoop-client-pom-template.xml
?????文件????????4661??2017-07-12?03:28??ivy\hadoop-core-pom-template.xml
?????文件????????8118??2017-07-12?03:28??ivy\hadoop-core.pom
?????文件????????1427??2017-07-12?03:28??ivy\hadoop-examples-pom-template.xml
?????文件????????1814??2017-07-12?03:28??ivy\hadoop-minicluster-pom-template.xml
?????文件????????1432??2017-07-12?03:28??ivy\hadoop-streaming-pom-template.xml
?????文件????????2051??2017-07-12?03:28??ivy\hadoop-test-pom-template.xml
?????文件????????1424??2017-07-12?03:28??ivy\hadoop-tools-pom-template.xml
?????文件??????910990??2017-07-12?03:28??ivy\ivy-2.1.0.jar
?????文件????????3320??2017-07-12?03:28??ivy\ivysettings.xml
?????文件????????2448??2017-07-12?03:28??ivy\libraries.properties
?????文件????????1580??2017-07-12?03:28??README.md
?????目錄???????????0??2017-11-08?11:17??release\
?????目錄???????????0??2017-11-08?10:27??src\
?????目錄???????????0??2017-11-08?10:27??src\contrib\
?????文件???????22217??2017-07-12?03:28??src\contrib\build-contrib.xml
?????文件????????4229??2017-07-12?03:28??src\contrib\build.xml
?????目錄???????????0??2017-11-08?10:27??src\contrib\eclipse-plugin\
?????文件?????????647??2017-07-12?03:28??src\contrib\eclipse-plugin\.project
?????目錄???????????0??2017-11-08?10:27??src\contrib\eclipse-plugin\.settings\
?????文件???????21972??2017-07-12?03:28??src\contrib\eclipse-plugin\.settings\org.eclipse.jdt.core.prefs
?????文件?????????300??2017-07-12?03:28??src\contrib\eclipse-plugin\.settings\org.eclipse.jdt.ui.prefs
?????文件????????1803??2017-07-12?03:28??src\contrib\eclipse-plugin\.settings\org.eclipse.wst.validation.prefs
?????文件?????????735??2017-07-12?03:28??src\contrib\eclipse-plugin\build.properties
?????文件????????7776??2017-07-12?03:28??src\contrib\eclipse-plugin\build.xml
?????文件????????3057??2017-07-12?03:28??src\contrib\eclipse-plugin\build.xml.bak
?????文件????????1938??2017-07-12?03:28??src\contrib\eclipse-plugin\ivy.xml
?????目錄???????????0??2017-11-08?10:27??src\contrib\eclipse-plugin\ivy\
............此處省略141個文件信息