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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀüÀÇ ÆÐŰÁö ´ÙÀ½ÀÇ ÆÐŰÁö | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ |
ÂüÁ¶Ã³:
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ÀÎÅÍÆäÀ̽º °³¿ä | |
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ClassLoadingMXBean | Java °¡»ó ¸Ó½ÅÀÇ Å¬·¡½º ·Îµù ½Ã½ºÅÛÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
CompilationMXBean | Java °¡»ó ¸Ó½ÅÀÇ ÄÄÆÄÀÏ ½Ã½ºÅÛÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
GarbageCollectorMXBean | Java °¡»ó ¸Ó½ÅÀÇ °¡ºñÁö Ä÷º¼ÇÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
MemoryManagerMXBean | MS-DOS¸Þ¸ð¸® °ü¸® ÇÁ·Î±×·¥ °ü¸® ÀÎÅÍÆäÀ̽º. |
MemoryMXBean | Java °¡»ó ¸Ó½ÅÀÇ ¸Þ¸ð¸®½Ã½ºÅÛÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
MemoryPoolMXBean | ¸Þ¸ð¸®ÇÁ¸£ÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
OperatingSystemMXBean | Java °¡»ó ¸Ó½ÅÀ» ½ÇÇàÇϰí ÀÖ´Â operating systemÀÇ °ü¸® ÀÎÅÍÆäÀ̽º¸¦ µ¹·ÁÁÝ´Ï´Ù. |
RuntimeMXBean | Java °¡»ó ¸Ó½ÅÀÇ ½ÇÇà½Ã ½Ã½ºÅÛÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
ThreadMXBean | Java °¡»ó ¸Ó½ÅÀÇ thread ½Ã½ºÅÛÀÇ °ü¸® ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. |
Ŭ·¡½º °³¿ä | |
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ManagementFactory | ManagementFactory Ŭ·¡½º´Â Java Ç÷§ÆûÀÇ °ü¸® ºóÀ» ÃëµæÇϱâ À§ÇÑ ÆÑÅ丮 Ŭ·¡½ºÀÔ´Ï´Ù. |
ManagementPermission | SecurityManager ¿¡ ÇØ ½ÇÇàµÇ´Â Äڵ尡 Java Ç÷§ÆûÀÇ °ü¸® ÀÎÅÍÆäÀ̽º·Î Á¤ÀÇµÈ ¸Þ¼µå¸¦ È£ÃâÇÒ ¶§, SecurityManager °¡ üũÇÏ´Â ¾×¼¼½º±ÇÀÔ´Ï´Ù. |
MemoryNotificationInfo | ¸Þ¸ð¸® ÅëÁö¿¡ °üÇÑ Á¤º¸ÀÔ´Ï´Ù. |
MemoryUsage | MemoryUsage ¿ÀºêÁ§Æ®´Â ¸Þ¸ð¸® »ç¿ë·®ÀÇ snapshot¸¦ ³ªÅ¸³À´Ï´Ù. |
ThreadInfo | thread Á¤º¸ÀÔ´Ï´Ù. |
¿°ÅÇüÀÇ °³¿ä | |
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MemoryType | ¸Þ¸ð¸®ÇÁ¸£
ÇüÀÔ´Ï´Ù. |
Java °¡»ó ¸Ó½ÅÀÇ °ü¸® ¹× Java °¡»ó ¸Ó½ÅÀÌ ½ÇÇàµÇ°í ÀÖ´Â operating systemÀÇ °ü¸®¸¦ °¨½ÃÇÏ´Â °ü¸® ÀÎÅÍÆäÀ̽º¸¦ Á¦°øÇÕ´Ï´Ù. ÀÌ °ü¸® ÀÎÅÍÆäÀ̽º¸¦ »ç¿ëÇϸé, ½ÇÇàÇϰí ÀÖ´Â Java °¡»ó ¸Ó½ÅÀ» ·ÎÄà ¹× ¸®¸ðÆ®¿¡ °¨½Ã ¹× °ü¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
°ü¸® ÀÎÅÍÆäÀ̽º
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ClassLoadingMXBean
Java °¡»ó ¸Ó½ÅÀÇ Å¬·¡½º ·Îµù ½Ã½ºÅÛ CompilationMXBean
Java °¡»ó ¸Ó½ÅÀÇ ÄÄÆÄÀÏ ½Ã½ºÅÛ MemoryMXBean
Java °¡»ó ¸Ó½ÅÀÇ ¸Þ¸ð¸®½Ã½ºÅÛ ThreadMXBean
Java °¡»ó ¸Ó½ÅÀÇ thread ½Ã½ºÅÛ RuntimeMXBean
Java °¡»ó ¸Ó½ÅÀÇ ½ÇÇà½Ã ½Ã½ºÅÛ OperatingSystemMXBean
Java °¡»ó ¸Ó½ÅÀ» ½ÇÇàÇϰí ÀÖ´Â operating system GarbageCollectorMXBean
Java °¡»ó ¸Ó½ÅÀÇ °¡ºñÁö Ä÷ºÅÍ MemoryManagerMXBean
Java °¡»ó ¸Ó½ÅÀÇ MS-DOS¸Þ¸ð¸® °ü¸® ÇÁ·Î±×·¥ MemoryPoolMXBean
Java °¡»ó ¸Ó½ÅÀÇ ¸Þ¸ð¸®ÇÁ¸£
Ç÷§Æû MXBean´Â ±× Ç÷§ÆûÀÇ ´ÜÀÏÀÇ ÄÄÆÛ³ÍÆ®¸¦ À§ÇÑ °ü¸® ÀÎÅÍÆäÀ̽º¸¦ Á¤ÀÇÇÏ´Â ¡¸°ü¸® ºó¡¹À̸ç,ManagementFactory Ŭ·¡½º¿¡¼ ÁöÁ¤µË´Ï´Ù.
¾îÇø®ÄÉÀ̼ÇÀº Java °¡»ó ¸Ó½ÅÀÇ ÀνºÆ®¸£¸àÅ×À̼ÇÀ» °¨½ÃÇØ, ´ÙÀ½ÀÇ ¹æ¹ýÀ¸·Î ƯÁ¤ÀÇ Æ¯¼ºÀ» °ü¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
ManagementFactory.newPlatformMXBeanProxy
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È£ÃâÇÏ´Â °ÍÀ¸·Î ÁöÁ¤µÈ MBeanServer
¿¡ ¸Þ¼µå È£ÃâÀ» Àü¼Û ÇÏ´Â MXBean ÇÁ·Ï½Ã ÀνºÅϽº¸¦ ±¸ÃàÇÑ´Ù. ÇÁ·Ï½Ã´Â º¸Åë
, ½ÇÇàÁß¿ÜÀÇ °¡»ó ¸Ó½ÅÀÇ MXBean ¿¡ ¿ø°Ý Á¢±Ù Çϱâ À§Çؼ ±¸ÃàµÈ´ÙMBeanServer
ÀÎÅÍÆäÀ̽º¸¦ Æ÷ÇÔÇÑ
°£Á¢ ¾×¼¼½º platform MBeanServer
·Î MXBean ¿¡ ·ÎÄà ¾×¼¼½º ÇÏ´ÂÁö, ¶Ç´Â ƯÁ¤ÀÇ MBeanServerConnection ·Î MXBean ¿¡ ¿ø°Ý Á¢±Ù ÇÑ´Ù. MXBean
¼Ó¼º°ú ¿ÀÆÛ·¹À̼ÇÀº,OpenType
¿¡ Á¤ÀÇµÈ ±âº» µ¥ÀÌÅÍÇü,CompositeData
¹× TabularData
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Æ÷ÇÔÇÑ ¡¸JMX °ø°³Çü¡¹¸¸À» »ç¿ëÇÑ´ÙManagementFactory
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Java Ç÷§ÆûÀÇ °ü¸® ÆÑÅ丮 Ŭ·¡½ºÀÔ´Ï´Ù. ÀÌ Å¬·¡½º´Â Java Ç÷§ÆûÀÇ MXBean¸¦
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1Á¶ÀÇ static ÆÑÅ丮 ¸Þ¼µå¸¦ Á¦°øÇØ, ¾îÇø®ÄÉÀ̼ÇÀº MBXean ¿¡ Á÷Á¢ ¾×¼¼½º ÇÒ ¼ö ÀÖ°Ô µË´Ï´Ù.
¡¸Ç÷§Æû MBeanServer¡¹¿¡´Â
getPlatformMBeanServer
¸Þ¼µå·Î ¾×¼¼½º ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¸Þ¼µå¿¡ÀÇ ÃÖÃÊÀÇ È£Ãâ·Î Ç÷§Æû MBeanServer¸¦
ÀÛ¼ºÇØ,
LoggingMXBean
µîÀÇ ´Ù¸¥ ÆÐŰÁö·Î Á¤ÀÇµÈ Ç÷§Æû MXBean¸¦
Æ÷ÇÔÇÑ ¸ðµç Ç÷§Æû MXBean¸¦
µî·ÏÇÕ´Ï´Ù. °¢ Ç÷§Æû MXBean´Â
ObjectName
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±¸ÃàÇϰí ÀÖ´Ù
ManagementFactory
Ŭ·¡½º¿¡¼ Á¤ÀÇµÈ ÀÏÀÇÀÇ À̸§À¸·Î µî·ÏµË´Ï´Ù. À̰ÍÀº, °°Àº Java °¡»ó ¸Ó½Å³»¿¡¼ ½ÇÇàµÇ°í ÀÖ´Â ´Ù¸¥ °ü¸® ÄÄÆÛ³ÍÆ®·Î °øÀ¯ÇÒ ¼ö ÀÖ´Â ´ÜÀÏÀÇ MBeanServer ÀÔ´Ï´Ù.
open types
À̸ç, À̰Ϳ¡
ÇØ ¹öÁ¯°£ÀÇ »óÈ£ ¿î¿ëÀÌ °¡´ÉÇÕ´Ï´Ù.
ManagementFactory
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RuntimeMXBean mxbean = ManagementFactory.getRuntimeMXBean(); // Get the standard attribute "VmVendor" String vendor = mxbean.getVmVendor();
MBeanServerConnection mbs; // Connect to a running JVM (or itself) and get MBeanServerConnection // that has the JVM MXBeans registered in it ... try { // Assuming the RuntimeMXBean has been registered in mbs ObjectName oname = new ObjectName(ManagementFactory.RUNTIME_MXBEAN_NAME); // Get standard attribute "VmVendor" String vendor = (String) mbs.getAttribute(oname, "VmVendor"); } catch (....) { // Catch the exceptions thrown by ObjectName constructor // and MBeanServer.getAttribute method ... }
MBeanServerConnection mbs; // Connect to a running JVM (or itself) and get MBeanServerConnection // that has the JVM MBeans registered in it ... // Get a MBean proxy for RuntimeMXBean interface RuntimeMXBean proxy = ManagementFactory.newPlatformMXBeanProxy(mbs, ManagementFactory.RUNTIME_MXBEAN_NAME, RuntimeMXBean.class); // Get standard attribute "VmVendor" String vendor = proxy.getVmVendor();
º¥´õÀÇ À̸§ µî º¥´õ °íÀ¯ÀÇ Á¢µÎ»ç¸¦ »ç¿ëÇØ Ç÷§Æû °íÀ¯ÀÇ ¼Ó¼º¿¡ À̸§À» ºÙ¿©, Ç¥ÁØ °ü¸® ÀÎÅÍÆäÀ̽ºÀÇ Àå·¡ÀÇ È®Àå°ú ÀÌ Ç÷§Æû È®À嵿¾È¿¡¼ ¼Ó¼ºÀÇ À̸§ÀÇ Ãæµ¹ÀÌ ¹ß»ýÇÏÁö ¾Ê°Ô ÇÏ´Â °ÍÀ» ÃßõÇÕ´Ï´Ù. Ç¥ÁØ °ü¸® ÀÎÅÍÆäÀ̽º¿¡ ´ëÇÑ Àå·¡ÀÇ È®ÀåÀÌ, °ü¸® ÀÎÅÍÆäÀ̽ºÀÇ »õ·Î¿î ¼Ó¼ºÀ» Á¤ÀÇÇØ, ¼Ó¼º¸íÀÌ º¥´õ °íÀ¯ÀÇ ¼Ó¼ºÀÇ À̸§°ú °°Àº °ÍÀ» ¾Ë ¼ö ÀÖ¾úÀ» °æ¿ì, ¹ÙÁÒ´×°ú ȣȯ¼ºÀÇ ¹®Á¦¿¡ ´ëóÇϱâ À§Çؼ, º¥´õ °íÀ¯ÀÇ ¼Ó¼º¿¡ ¾×¼¼½º Çϰí ÀÖ´Â ¾îÇø®ÄÉÀ̼ÇÀ» º¯°æÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.
ÀÌÇÏÀÇ ¿¹¿¡¼´Â Sun RuntimeMXBean ±¸ÇöÀ¸·ÎºÎÅÍ Ç÷§Æû °íÀ¯ÀÇ ¼Ó¼º¿¡ ¾×¼¼½º ÇÏ´Â ¹æ¹ýÀ» ³ªÅ¸³»°í ÀÖ½À´Ï´Ù.
1) Sun °íÀ¯ÀÇ MXBean ÀÎÅÍÆäÀ̽º¿¡ÀÇ Á÷Á¢ ¾×¼¼½º
com.sun.management.RuntimeMXBean mxbean = (com.sun.management.RuntimeMXBean) ManagementFactory.getRuntimeMXBean(); // Get the standard attribute "VmVendor" String vendor = mxbean.getVmVendor(); // Get the platform-specific attribute "Bar" BarType bar = mxbean.getBar();
2) Sun °íÀ¯ÀÇ MXBean ÀÎÅÍÆäÀ̽º¿¡ÀÇ MBeanServer¸¦ Æ÷ÇÔÇÑ ¾×¼¼½º
MBeanServerConnection mbs; // Connect to a running JVM (or itself) and get MBeanServerConnection // that has the JVM MXBeans registered in it ... try { // Assuming the RuntimeMXBean has been registered in mbs ObjectName oname = new ObjectName(ManagementFactory.RUNTIME_MXBEAN_NAME); // Get standard attribute "VmVendor" String vendor = (String) mbs.getAttribute(oname, "VmVendor"); // Check if this MXBean contains Sun's extension if (mbs.isInstanceOf(oname, "com.sun.management.RuntimeMXBean")) { // Get platform-specific attribute "Bar" BarType bar = (String) mbs.getAttribute(oname, "Bar"); } } catch (....) { // Catch the exceptions thrown by ObjectName constructor // and MBeanServer methods ... }
¿Ü·Î ÁöÁ¤ÀÌ ¾ø´Â °æ¿ì, ÀÌ ÆÐŰÁöÀÇ ÀÓÀÇÀÇ Å¬·¡½º ¶Ç´Â ÀÎÅÍÆäÀ̽ºÀÇ »ý¼ºÀÚ
¸Þ¼µå¿¡ null Àμö¸¦ °Ç³×ÁÖ¸é,NullPointerException
°¡ Throw µË´Ï´Ù
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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀüÀÇ ÆÐŰÁö ´ÙÀ½ÀÇ ÆÐŰÁö | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ |
Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms . Documentation Redistribution Policy µµ ÂüÁ¶ÇϽʽÿÀ.