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java\u5185\u5b58\u6a21\u578b(JMM)\u548c\u5185\u5b58\u7ed3\u6784\u7ecf\u5e38\u4f1a\u88ab\u641e\u6df7\uff0c\u5341\u4e2a\u9762\u8bd5\u7684\u4eba\u6709\u4e5d\u4e2a\u4ee5\u4e3a\u95ee\u7684\u662fJVM\u5185\u5b58\u7ed3\u6784\uff0c\u5176\u5b9ejava\u7684\u5185\u5b58\u6a21\u578b\u4e5f\u662f\u5f88\u91cd\u8981\u7684\u57fa\u7840\u67b6\u6784\uff0c\u51b3\u5b9a\u4e86\u4e0a\u5c42\u6280\u672f\u67b6\u6784\uff0c\u901a\u5e38\u9762\u8bd5\u5b98\u95ee\u4f60 volatile\u6216\u8005synchronized\u65f6\uff0c\u90a3\u4e48\u8bf7\u6ce8\u610f\u4e86\uff0c\u4ed6\u662f\u60f3\u95ee\u4f60\u5185\u5b58\u6a21\u578b\u3002<\/p><\/blockquote>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

\u9664\u4e86\u8fd9\u79cd\u60c5\u51b5\uff0c\u8fd8\u6709\u4e00\u79cd\u786c\u4ef6\u95ee\u9898\u4e5f\u6bd4\u8f83\u91cd\u8981\u3002\u90a3\u5c31\u662f\u4e3a\u4e86\u4f7f\u5904\u7406\u5668\u5185\u90e8\u7684\u8fd0\u7b97\u5355\u5143\u80fd\u591f\u5c3d\u91cf\u7684\u88ab\u5145\u5206\u5229\u7528\uff0c\u5904\u7406\u5668\u53ef\u80fd\u4f1a\u5bf9\u8f93\u5165\u4ee3\u7801\u8fdb\u884c\u4e71\u5e8f\u6267\u884c\u5904\u7406\u3002\u8fd9\u5c31\u662f\u5904\u7406\u5668\u4f18\u5316<\/strong>\u3002<\/p>\n\n\n\n

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\u90a3\u4e48\u4ec0\u4e48\u662f\u5185\u5b58\u6a21\u578b\uff1f<\/p>\n\n\n\n

Java\u5185\u5b58\u6a21\u578b\uff08Java Memory Model ,JMM\uff09\u5c31\u662f\u4e00\u79cd\u7b26\u5408\u5185\u5b58\u6a21\u578b\u89c4\u8303\u7684\uff0c\u5c4f\u853d\u4e86\u5404\u79cd\u786c\u4ef6\u548c\u64cd\u4f5c\u7cfb\u7edf\u7684\u8bbf\u95ee\u5dee\u5f02\u7684\uff0c\u4fdd\u8bc1\u4e86Java\u7a0b\u5e8f\u5728\u5404\u79cd\u5e73\u53f0\u4e0b\u5bf9\u5185\u5b58\u7684\u8bbf\u95ee\u90fd\u80fd\u4fdd\u8bc1\u6548\u679c\u4e00\u81f4\u7684\u673a\u5236\u53ca\u89c4\u8303\u3002<\/p>\n\n\n\n

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Java\u5185\u5b58\u6a21\u578b\u89c4\u5b9a\u4e86\u6240\u6709\u7684\u53d8\u91cf\u90fd\u5b58\u50a8\u5728\u4e3b\u5185\u5b58\u4e2d\uff0c\u6bcf\u6761\u7ebf\u7a0b\u8fd8\u6709\u81ea\u5df1\u7684\u5de5\u4f5c\u5185\u5b58\uff0c\u7ebf\u7a0b\u7684\u5de5\u4f5c\u5185\u5b58\u4e2d\u4fdd\u5b58\u4e86\u8be5\u7ebf\u7a0b\u4e2d\u662f\u7528\u5230\u7684\u53d8\u91cf\u7684\u4e3b\u5185\u5b58\u526f\u672c\u62f7\u8d1d\uff0c\u7ebf\u7a0b\u5bf9\u53d8\u91cf\u7684\u6240\u6709\u64cd\u4f5c\u90fd\u5fc5\u987b\u5728\u5de5\u4f5c\u5185\u5b58\u4e2d\u8fdb\u884c\uff0c\u800c\u4e0d\u80fd\u76f4\u63a5\u8bfb\u5199\u4e3b\u5185\u5b58\u3002\u4e0d\u540c\u7684\u7ebf\u7a0b\u4e4b\u95f4\u4e5f\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u5bf9\u65b9\u5de5\u4f5c\u5185\u5b58\u4e2d\u7684\u53d8\u91cf\uff0c\u7ebf\u7a0b\u95f4\u53d8\u91cf\u7684\u4f20\u9012\u5747\u9700\u8981\u81ea\u5df1\u7684\u5de5\u4f5c\u5185\u5b58\u548c\u4e3b\u5b58\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u540c\u6b65\u8fdb\u884c\u3002<\/p>\n\n\n\n

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\u5728Java\u4e2d\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u548c\u5e76\u53d1\u5904\u7406\u76f8\u5173\u7684\u5173\u952e\u5b57\uff0c\u6bd4\u5982volatile\u3001synchronized\u3001final\u3001concurrent\u5305\u7b49\u3002\u5176\u5b9e\u8fd9\u4e9b\u5c31\u662fJava\u5185\u5b58\u6a21\u578b\u5c01\u88c5\u4e86\u5e95\u5c42\u7684\u5b9e\u73b0\u540e\u63d0\u4f9b\u7ed9\u6211\u4eec\u4f7f\u7528\u7684\u4e00\u4e9b\u5173\u952e\u5b57\u3002<\/p>\n\n\n\n

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\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a\u8ff7\u8def\u7684\u8001\u9f20<\/a> » \u7b80\u5355\u804a\u804aJava\u5185\u5b58\u6a21\u578b<\/a><\/p>","protected":false},"excerpt":{"rendered":"

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