{"id":64101,"date":"2026-01-22T18:33:04","date_gmt":"2026-01-22T10:33:04","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/64101.html"},"modified":"2026-01-22T18:33:04","modified_gmt":"2026-01-22T10:33:04","slug":"%e7%ba%bf%e7%a8%8b%e5%ae%89%e5%85%a8%e3%80%81%e7%ba%bf%e7%a8%8b%e5%90%8c%e6%ad%a5%ef%bc%88%e4%b8%89%e7%a7%8d%e5%8a%a0%e9%94%81%e6%96%b9%e5%bc%8f%ef%bc%89%e3%80%81%e7%ba%bf%e7%a8%8b%e6%b1%a0%ef%bc%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/64101.html","title":{"rendered":"\u7ebf\u7a0b\u5b89\u5168\u3001\u7ebf\u7a0b\u540c\u6b65\uff08\u4e09\u79cd\u52a0\u9501\u65b9\u5f0f\uff09\u3001\u7ebf\u7a0b\u6c60\uff08\u4e24\u79cd\u521b\u5efa\u7ebf\u7a0b\u6c60\u65b9\u5f0f\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Runnable\u4efb\u52a1\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Callable\u4efb\u52a1\uff09\u3001\u5e76\u53d1\/\u5e76\u884c"},"content":{"rendered":"

\u7ebf\u7a0b\u5b89\u5168<\/h2>\n

\u591a\u4e2a\u7ebf\u7a0b，\u540c\u65f6\u64cd\u4f5c\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90\u7684\u65f6\u5019，\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e1a\u52a1\u5b89\u5168\u95ee\u9898<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u51fa\u73b0\u7684\u95ee\u9898？ 1\u3001\u5b58\u5728\u591a\u4e2a\u7ebf\u7a0b\u5728\u540c\u65f6\u6267\u884c 2\u3001\u540c\u65f6\u8bbf\u95ee\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90 3\u3001\u5b58\u5728\u4fee\u6539\u8be5\u5171\u4eab\u8d44\u6e90<\/p>\n

\u6a21\u62df\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898<\/h3>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ThreadDemo1<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u76ee\u6807：\u7a46\u5c3c\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898<\/span>
\n \/\/1\u3001\u8bbe\u8ba1\u4e00\u4e2a\u8d26\u6237\u7c7b，\u7528\u4e8e\u521b\u5efa\u5c0f\u660e\u548c\u5c0f\u7ea2\u7684\u5171\u540c\u8d26\u6237\u5bf9\u8c61，\u5b58\u516510\u4e07<\/span>
\n Account<\/span> acc =<\/span> new<\/span> Account<\/span>(<\/span>100000<\/span>,<\/span> "6516666"<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u8bbe\u8ba1\u7ebf\u7a0b\u7c7b，\u521b\u5efa\u5c0f\u660e\u548c\u5c0f\u7ea2\u4e24\u4e2a\u7ebf\u7a0b，\u6a21\u62df\u5c0f\u660e\u548c\u5c0f\u7ea2\u540c\u65f6\u53bb\u540c\u4e00\u4e2a\u8d26\u6237\u53d6\u6b3e10\u4e07<\/span>
\n new<\/span> DrawThread<\/span>(<\/span>"\u5c0f\u660e"<\/span>,<\/span> acc)<\/span>.<\/span>start<\/span>(<\/span>)<\/span>;<\/span>
\n new<\/span> DrawThread<\/span>(<\/span>"\u5c0f\u7ea2"<\/span>,<\/span> acc)<\/span>.<\/span>start<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo3threadsafe<\/span>;<\/span>
\n\/\/\u53d6\u94b1\u7ebf\u7a0b\u7c7b<\/span>
\npublic<\/span> class<\/span> DrawThread<\/span> extends<\/span> Thread<\/span>{<\/span>
\n private<\/span> Account<\/span> acc;<\/span>\/\/\u8bb0\u4f4f\u7ebf\u7a0b\u5bf9\u8c61\u8981\u5904\u7406\u7684\u8d26\u6237\u5bf9\u8c61<\/span><\/p>\n

public<\/span> DrawThread<\/span>(<\/span>String<\/span> name,<\/span> Account<\/span> acc)<\/span> {<\/span>
\n super<\/span>(<\/span>name)<\/span>;<\/span>
\n this<\/span>.<\/span>acc =<\/span> acc;<\/span>
\n }<\/span><\/p>\n

@Override<\/span>
\n public<\/span> void<\/span> run<\/span>(<\/span>)<\/span> {<\/span>
\n \/\/\u53d6\u94b1<\/span>
\n acc.<\/span>drawMoney<\/span>(<\/span>100000<\/span>)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

import<\/span> lombok.<\/span><\/span>AllArgsConstructor<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>Data<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>NoArgsConstructor<\/span>;<\/span>
\n\/\/\u5171\u540c\u8d26\u6237\u7c7b<\/span>
\n@Data<\/span>
\n@NoArgsConstructor<\/span>
\n@AllArgsConstructor<\/span>
\npublic<\/span> class<\/span> Account<\/span> {<\/span>
\n private<\/span> double<\/span> money;<\/span>\/\/\u4f59\u989d<\/span>
\n private<\/span> String<\/span> cardId;<\/span>\/\/\u5361\u53f7<\/span><\/p>\n

\/\/\u5c0f\u660e\u548c\u5c0f\u7ea2\u90fd\u5230\u8fd9\u91cc\u6765\u53d6\u94b1<\/span>
\n public<\/span> void<\/span> drawMoney<\/span>(<\/span>double<\/span> imoney)<\/span> {<\/span>
\n \/\/\u62ff\u5230\u5f53\u524d\u662f\u8c01\u6765\u53d6\u94b1<\/span>
\n String<\/span> name =<\/span> Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>;<\/span>
\n \/\/\u5224\u65ad\u4f59\u989d\u662f\u5426\u5145\u8db3<\/span>
\n if<\/span> (<\/span>money >=<\/span> imoney)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n \/\/\u66f4\u65b0\u4f59\u989d<\/span>
\n money =<\/span> money –<\/span> imoney;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n \/\/\u4f59\u989d\u4e0d\u8db3<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u5931\u8d25，\u4f59\u989d\u4e0d\u8db3"<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u7f16\u8bd1\u7ed3\u679c： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u51fa\u73b0\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898<\/p>\n

\u7ebf\u7a0b\u540c\u6b65<\/h2>\n

\u7ebf\u7a0b\u540c\u6b65\u662f\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6848<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u7ebf\u7a0b\u540c\u6b65\u5e38\u89c1\u65b9\u6848：<\/p>\n

\u52a0\u9501 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

1\u3001\u540c\u6b65\u4ee3\u7801\u5757<\/h3>\n

\u9501\u7684\u83b7\u53d6\u673a\u5236： 1\u3001\u5bf9\u4e8e\u540c\u4e00\u4e2a\u9501\u5bf9\u8c61，\u540c\u4e00\u65f6\u95f4\u5185\u53ea\u80fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u80fd\u591f\u83b7\u5f97\u8be5\u9501\u5e76\u6267\u884c\u540c\u6b65\u4ee3\u7801\u5757 2\u3001\u7ebf\u7a0b\u5728\u8fdb\u5165 synchronized(\u9501\u5bf9\u8c61) \u5757\u65f6\u83b7\u53d6\u9501 3\u3001\u6267\u884c\u5b8c\u540c\u6b65\u4ee3\u7801\u5757\u540e\u81ea\u52a8\u91ca\u653e\u9501<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u9009\u4e2d\u6838\u5fc3\u4ee3\u7801\u6309\u4f4f"ctrl+Alt+t"\u952e\u5feb\u6377\u9501\u4f4f \u4f7f\u7528this\u53ea\u9501\u5b9a\u7279\u5b9a\u7684\u8d26\u6237\u5b9e\u4f8b，\u4e0d\u540c\u8d26\u6237\u95f4\u7684\u64cd\u4f5c\u4e0d\u4f1a\u76f8\u4e92\u963b\u585e<\/p>\n

\u9501\u5bf9\u8c61\u7684\u4f7f\u7528\u89c4\u8303 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo4_synchronized_code.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ThreadDemo1<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u76ee\u6807：\u7ebf\u7a0b\u540c\u6b65\u7684\u65b9\u5f0f\u4e00\u6f14\u793a：\u540c\u6b65\u4ee3\u7801\u5757<\/span>
\n \/\/1\u3001\u8bbe\u8ba1\u4e00\u4e2a\u8d26\u6237\u7c7b，\u7528\u4e8e\u521b\u5efa\u5c0f\u660e\u548c\u5c0f\u7ea2\u7684\u5171\u540c\u8d26\u6237\u5bf9\u8c61，\u5b58\u516510\u4e07<\/span>
\n Account<\/span> acc =<\/span> new<\/span> Account<\/span>(<\/span>100000<\/span>,<\/span> "6516666"<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u8bbe\u8ba1\u7ebf\u7a0b\u7c7b，\u521b\u5efa\u5c0f\u660e\u548c\u5c0f\u7ea2\u4e24\u4e2a\u7ebf\u7a0b，\u6a21\u62df\u5c0f\u660e\u548c\u5c0f\u7ea2\u540c\u65f6\u53bb\u540c\u4e00\u4e2a\u8d26\u6237\u53d6\u6b3e10\u4e07<\/span>
\n new<\/span> DrawThread<\/span>(<\/span>"\u5c0f\u660e"<\/span>,<\/span> acc)<\/span>.<\/span>start<\/span>(<\/span>)<\/span>;<\/span>
\n new<\/span> DrawThread<\/span>(<\/span>"\u5c0f\u7ea2"<\/span>,<\/span> acc)<\/span>.<\/span>start<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo4_synchronized_code.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

import<\/span> lombok.<\/span><\/span>AllArgsConstructor<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>Data<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>NoArgsConstructor<\/span>;<\/span>
\n\/\/\u5171\u540c\u8d26\u6237\u7c7b<\/span>
\n@Data<\/span>
\n@NoArgsConstructor<\/span>
\n@AllArgsConstructor<\/span>
\npublic<\/span> class<\/span> Account<\/span> {<\/span>
\n private<\/span> double<\/span> money;<\/span>\/\/\u4f59\u989d<\/span>
\n private<\/span> String<\/span> cardId;<\/span>\/\/\u5361\u53f7<\/span><\/p>\n

\/\/\u5c0f\u660e\u548c\u5c0f\u7ea2\u90fd\u5230\u8fd9\u91cc\u6765\u53d6\u94b1<\/span>
\n public<\/span> void<\/span> drawMoney<\/span>(<\/span>double<\/span> imoney)<\/span> {<\/span>
\n \/\/\u62ff\u5230\u5f53\u524d\u662f\u8c01\u6765\u53d6\u94b1<\/span>
\n String<\/span> name =<\/span> Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>;<\/span>
\n \/\/\u5224\u65ad\u4f59\u989d\u662f\u5426\u5145\u8db3<\/span>
\n synchronized<\/span> (<\/span>this<\/span>)<\/span> \/\/\u4f7f\u7528this\u53ea\u9501\u5b9a\u7279\u5b9a\u7684\u8d26\u6237\u5b9e\u4f8b，\u4e0d\u540c\u8d26\u6237\u95f4\u7684\u64cd\u4f5c\u4e0d\u4f1a\u76f8\u4e92\u963b\u585e<\/span>
\n {<\/span>
\n if<\/span> (<\/span>money >=<\/span> imoney)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n \/\/\u66f4\u65b0\u4f59\u989d<\/span>
\n money =<\/span> money –<\/span> imoney;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n \/\/\u4f59\u989d\u4e0d\u8db3<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u5931\u8d25，\u4f59\u989d\u4e0d\u8db3"<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo4_synchronized_code.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

\/\/\u53d6\u94b1\u7ebf\u7a0b\u7c7b<\/span>
\npublic<\/span> class<\/span> DrawThread<\/span> extends<\/span> Thread<\/span>{<\/span>
\n private<\/span> Account<\/span> acc;<\/span>\/\/\u8bb0\u4f4f\u7ebf\u7a0b\u5bf9\u8c61\u8981\u5904\u7406\u7684\u8d26\u6237\u5bf9\u8c61<\/span><\/p>\n

public<\/span> DrawThread<\/span>(<\/span>String<\/span> name,<\/span> Account<\/span> acc)<\/span> {<\/span>
\n super<\/span>(<\/span>name)<\/span>;<\/span>
\n this<\/span>.<\/span>acc =<\/span> acc;<\/span>
\n }<\/span><\/p>\n

@Override<\/span>
\n public<\/span> void<\/span> run<\/span>(<\/span>)<\/span> {<\/span>
\n \/\/\u53d6\u94b1<\/span>
\n acc.<\/span>drawMoney<\/span>(<\/span>100000<\/span>)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u540c\u6b65\u4ee3\u7801\u5757\u5c0f\u7ed3 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

2\u3001\u540c\u6b65\u65b9\u6cd5（\u7b80\u5355）<\/h3>\n

1\u3001\u7ed9\u6838\u5fc3\u65b9\u6cd5\u7684\u524d\u7f00\u52a0\u4e0asynchronized\u5373\u53ef 2\u3001\u9501\u7684\u83b7\u53d6\u673a\u5236： \u5bf9\u4e8e\u540c\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61，\u540c\u4e00\u65f6\u95f4\u5185\u53ea\u80fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u80fd\u591f\u83b7\u5f97\u8be5\u5b9e\u4f8b\u7684\u9501\u5e76\u6267\u884c\u540c\u6b65\u65b9\u6cd5<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

public<\/span> synchronized<\/span> void<\/span> drawMoney<\/span>(<\/span>double<\/span> imoney)<\/span> {<\/span>
\n \/\/\u62ff\u5230\u5f53\u524d\u662f\u8c01\u6765\u53d6\u94b1<\/span>
\n String<\/span> name =<\/span> Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>;<\/span>
\n \/\/\u5224\u65ad\u4f59\u989d\u662f\u5426\u5145\u8db3<\/span>
\n if<\/span> (<\/span>money >=<\/span> imoney)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n \/\/\u66f4\u65b0\u4f59\u989d<\/span>
\n money =<\/span> money –<\/span> imoney;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n \/\/\u4f59\u989d\u4e0d\u8db3<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u5931\u8d25，\u4f59\u989d\u4e0d\u8db3"<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span><\/p>\n

\u6bd4\u8f83\u540c\u6b65\u4ee3\u7801\u5757\u548c\u540c\u6b65\u65b9\u6cd5 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u540c\u6b65\u65b9\u6cd5\u5c0f\u7ed3 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

3\u3001lock\u9501<\/h3>\n

new\u4e00\u4e2a\u9501\u5bf9\u8c61\u540e\u5148\u4e0a\u9501，\u7136\u540e\u5728final（Ctrl+Alt+t\u5feb\u6377\u952e\u7b2c7\u4e2a）\u91cc\u89e3\u9501<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo6_lock.<\/span>demo3threadsafe<\/span>;<\/span><\/p>\n

import<\/span> lombok.<\/span><\/span>AllArgsConstructor<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>Data<\/span>;<\/span>
\nimport<\/span> lombok.<\/span><\/span>NoArgsConstructor<\/span>;<\/span><\/p>\n

import<\/span> java.<\/span>util.<\/span>concurrent.<\/span>locks.<\/span><\/span>Lock<\/span>;<\/span>
\nimport<\/span> java.<\/span>util.<\/span>concurrent.<\/span>locks.<\/span><\/span>ReentrantLock<\/span>;<\/span><\/p>\n

@Data<\/span>
\n@NoArgsConstructor<\/span>
\n@AllArgsConstructor<\/span>
\npublic<\/span> class<\/span> Account<\/span> {<\/span>
\n private<\/span> double<\/span> money;<\/span>\/\/\u4f59\u989d<\/span>
\n private<\/span> String<\/span> cardId;<\/span>\/\/\u5361\u53f7<\/span>
\n private<\/span> final<\/span> Lock<\/span> lk =<\/span> new<\/span> ReentrantLock<\/span>(<\/span>)<\/span>;<\/span>\/\/\u521b\u5efa\u9501\u5bf9\u8c61,\u4e0d\u80fd\u9759\u6001,final\u662f\u4fdd\u62a4\u9501\u5bf9\u8c61<\/span><\/p>\n

\/\/\u5c0f\u660e\u548c\u5c0f\u7ea2\u90fd\u5230\u8fd9\u91cc\u6765\u53d6\u94b1<\/span>
\n public<\/span> void<\/span> drawMoney<\/span>(<\/span>double<\/span> imoney)<\/span> {<\/span>
\n \/\/\u62ff\u5230\u5f53\u524d\u662f\u8c01\u6765\u53d6\u94b1<\/span>
\n String<\/span> name =<\/span> Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>;<\/span>
\n lk.<\/span>lock<\/span>(<\/span>)<\/span>;<\/span>\/\/\u4e0a\u9501<\/span>
\n try<\/span> {<\/span>
\n \/\/\u5224\u65ad\u4f59\u989d\u662f\u5426\u5145\u8db3<\/span>
\n if<\/span> (<\/span>money >=<\/span> imoney)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span>
\n \/\/\u66f4\u65b0\u4f59\u989d<\/span>
\n money =<\/span> money –<\/span> imoney;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u6210\u529f，\u4f59\u989d\u4e3a："<\/span> +<\/span> money)<\/span>;<\/span><\/p>\n

}<\/span> else<\/span> {<\/span>
\n \/\/\u4f59\u989d\u4e0d\u8db3<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>name +<\/span> "\u53d6\u94b1\u5931\u8d25，\u4f59\u989d\u4e0d\u8db3"<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span> finally<\/span> {<\/span>
\n lk.<\/span>unlock<\/span>(<\/span>)<\/span>;<\/span>\/\/\u89e3\u9501，\u4f7f\u7528Ctrl+Alt+t \u628a\u8be5\u4ee3\u7801\u653e\u5728final\u91cc\u89e3\u9501，\u5373\u4f7f\u51fa\u73b0\u5f02\u5e38\u4e5f\u80fd\u987a\u5229\u89e3\u9501<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

lock\u9501\u5c0f\u7ed3<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u7ebf\u7a0b\u6c60<\/h2>\n

\u5047\u8bbe\u67093\u4e2a\u7ebf\u7a0b，9\u4e2a\u4efb\u52a1，\u8fd9\u4e09\u4e2a\u7ebf\u7a0b\u5404\u81ea\u5904\u7406\u4e00\u4e2a\u4efb\u52a1，\u5f53\u524d\u4efb\u52a1\u5904\u7406\u5b8c\u540e\u5c31\u53ef\u4ee5\u7ee7\u7eed\u5904\u7406\u4e0b\u4e00\u4e2a\u4efb\u52a1，\u5373\u5b8c\u6210\u4e86\u7ebf\u7a0b\u590d\u7528，\u8fd9\u4e2a\u7ebf\u7a0b\u590d\u7528\u7684\u6280\u672f\u5c31\u79f0\u4e3a\u7ebf\u7a0b\u6c60 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u521b\u5efa\u7ebf\u7a0b\u6c60<\/h3>\n

1\u3001\u4f7f\u7528\u5b9e\u73b0\u7c7b\u521b\u5efa 2\u3001\u4f7f\u7528\u7ebf\u7a0b\u6c60\u7684\u5de5\u5177\u7c7b \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u65b9\u5f0f\u4e00：\u901a\u8fc7ThreadPoolExectuor\u521b\u5efa\u7ebf\u7a0b\u6c60<\/h4>\n

7\u4e2a\u53c2\u6570：\u524d\u56db\u4e2a\u7b80\u5355，\u540e\u4e09\u4e2a\u56fa\u5b9a \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span>
\nimport<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>*<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ExecutorServiceDemo1<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u76ee\u6807:\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n \/\/1\u3001\u8bf7\u4f7f\u7528\u7ebf\u7a0b\u6c60\u7684\u5b9e\u73b0\u7c7bThreadPoolExecutor\u58f0\u660e\u4e03\u4e2a\u53c2\u6570\u6765\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n ThreadPoolExecutor<\/span> executor =<\/span> new<\/span> ThreadPoolExecutor<\/span>(<\/span>3<\/span>,<\/span>5<\/span>,<\/span>10<\/span>,<\/span>
\n TimeUnit<\/span>.<\/span>SECONDS,<\/span>new<\/span> ArrayBlockingQueue<\/span><<\/span>><\/span><\/span>(<\/span>3<\/span>)<\/span>,<\/span>
\n Executors<\/span>.<\/span>defaultThreadFactory<\/span>(<\/span>)<\/span>,<\/span>new<\/span> ThreadPoolExecutor.<\/span>AbortPolicy<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u4f7f\u7528\u7ebf\u7a0b\u6c60\u5904\u7406\u4efb\u52a1，\u770b\u770b\u4f1a\u4e0d\u4f1a\u590d\u7528\u7ebf\u7a0b<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u65b9\u5f0f\u4e8c：\u901a\u8fc7Executors\u521b\u5efa\u7ebf\u7a0b\u6c60<\/h3>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u6700\u540e\u4e00\u4e2a\u65b9\u6cd5\u5c5e\u4e8e\u5e95\u5c42，\u91cd\u70b9\u662f\u7b2c\u4e00\u4e2a<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span><\/p>\n

import<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>Executor<\/span>;<\/span>
\nimport<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>ExecutorService<\/span>;<\/span>
\nimport<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>Executors<\/span>;<\/span>
\nimport<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>Future<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ExecutorsDemo3<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u901a\u8fc7\u7ebf\u7a0b\u6c60\u5de5\u5177\u7c7b：Executors,\u8c03\u7528\u5176\u9759\u6001\u65b9\u6cd5\u76f4\u63a5\u5f97\u5230\u7ebf\u7a0b\u6c60<\/span>
\n ExecutorService<\/span> pool =<\/span> Executors<\/span>.<\/span>newFixedThreadPool<\/span>(<\/span>3<\/span>)<\/span>;<\/span>\/\/\u521b\u5efa\u56fa\u5b9a\u5927\u5c0f\u7684\u7ebf\u7a0b\u6c60<\/span><\/p>\n

Future<\/span><<\/span>String<\/span>><\/span><\/span> f1 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>100<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f2 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>200<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f3 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>300<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f4 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>400<\/span>)<\/span>)<\/span>;<\/span>\/\/\u7ebf\u7a0b\u590d\u7528<\/span><\/p>\n

try<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f1.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f2.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f3.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f4.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n }<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>
\n e.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u901a\u8fc7Executors\u521b\u5efa\u7ebf\u7a0b\u6c60\u7f3a\u70b9： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u901a\u8fc7Executors\u521b\u5efa\u7ebf\u7a0b\u6c60\u5c0f\u7ed3<\/h4>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u5904\u7406Runnable\u4efb\u52a1<\/h3>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\/\/\u76ee\u6807:\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n \/\/1\u3001\u8bf7\u4f7f\u7528\u7ebf\u7a0b\u6c60\u7684\u5b9e\u73b0\u7c7bThreadPoolExecutor\u58f0\u660e\u4e03\u4e2a\u53c2\u6570\u6765\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n ExecutorService<\/span> pool =<\/span> new<\/span> ThreadPoolExecutor<\/span>(<\/span>3<\/span>,<\/span>5<\/span>,<\/span>10<\/span>,<\/span>
\nTimeUnit<\/span>.<\/span>SECONDS,<\/span>
\nnew<\/span> ArrayBlockingQueue<\/span><<\/span>><\/span><\/span>(<\/span>3<\/span>)<\/span>,<\/span>
\nExecutors<\/span>.<\/span>defaultThreadFactory<\/span>(<\/span>)<\/span>,<\/span>
\nnew<\/span> ThreadPoolExecutor.<\/span>AbortPolicy<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u4f7f\u7528\u7ebf\u7a0b\u6c60\u5904\u7406\u4efb\u52a1，\u770b\u770b\u4f1a\u4e0d\u4f1a\u590d\u7528\u7ebf\u7a0b<\/span>
\n Runnable<\/span> target =<\/span> new<\/span> MyRunnable<\/span>(<\/span>)<\/span>;<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c1\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c2\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c3\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u7ebf\u7a0b\u590d\u7528，\u91cd\u65b0\u5229\u7528\u4e86\u4ee5\u4e0a\u4e09\u4e2a\u7ebf\u7a0b，\u56e0\u4e3a\u7ebf\u7a0b\u6c60\u89c4\u5b9a\u53ea\u80fd\u6709\u4e09\u4e2a\u7ebf\u7a0b<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span><\/p>\n

\/\/3\u3001\u5173\u95ed\u7ebf\u7a0b\u6c60：\u4e00\u822c\u4e0d\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>
\n pool.<\/span>shutdown<\/span>(<\/span>)<\/span>;<\/span>\/\/\u7b49\u6240\u6709\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>
\n pool.<\/span>shutdownNow<\/span>(<\/span>)<\/span>;<\/span>\/\/\u4e0d\u7b49\u6240\u6709\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5，\u76f4\u63a5\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span><\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u7b2c\u56db\u4e2a\u610f\u601d\u662f\u8001\u677f（\u4e3b\u7ebf\u7a0bmain）\u4eb2\u81ea\u6765\u6267\u884c\u65b0\u7684\u7ebf\u7a0b<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span><\/p>\n

import<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>*<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ExecutorServiceDemo1<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u76ee\u6807:\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n \/\/1\u3001\u8bf7\u4f7f\u7528\u7ebf\u7a0b\u6c60\u7684\u5b9e\u73b0\u7c7bThreadPoolExecutor\u58f0\u660e\u4e03\u4e2a\u53c2\u6570\u6765\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n ExecutorService<\/span> pool =<\/span> new<\/span> ThreadPoolExecutor<\/span>(<\/span>3<\/span>,<\/span>5<\/span>,<\/span>10<\/span>,<\/span>
\n TimeUnit<\/span>.<\/span>SECONDS,<\/span>new<\/span> ArrayBlockingQueue<\/span><<\/span>><\/span><\/span>(<\/span>3<\/span>)<\/span>,<\/span>
\n Executors<\/span>.<\/span>defaultThreadFactory<\/span>(<\/span>)<\/span>,<\/span>new<\/span> ThreadPoolExecutor.<\/span>AbortPolicy<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u4f7f\u7528\u7ebf\u7a0b\u6c60\u5904\u7406\u4efb\u52a1，\u770b\u770b\u4f1a\u4e0d\u4f1a\u590d\u7528\u7ebf\u7a0b<\/span>
\n Runnable<\/span> target =<\/span> new<\/span> MyRunnable<\/span>(<\/span>)<\/span>;<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c1\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c2\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u63d0\u4ea4\u7b2c3\u4e2a\u4efb\u52a1 \u521b\u5efa\u7ebf\u7a0b \u81ea\u52a8\u542f\u52a8\u7ebf\u7a0b\u5904\u7406\u8fd9\u4e2a\u4efb\u52a1<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u7ebf\u7a0b\u590d\u7528，\u91cd\u65b0\u5229\u7528\u4e86\u4ee5\u4e0a\u4e09\u4e2a\u7ebf\u7a0b，\u56e0\u4e3a\u7ebf\u7a0b\u6c60\u89c4\u5b9a\u53ea\u80fd\u6709\u4e09\u4e2a\u7ebf\u7a0b<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u4e09\u4e2a\u6838\u5fc3\u7ebf\u7a0b\u6ee1\u4e86，\u4e09\u4e2a\u4efb\u52a1\u961f\u5217\u4e5f\u6ee1\u4e86，\u5230\u4e86\u4e34\u65f6\u7ebf\u7a0b\u521b\u5efa\u7684\u65f6\u673a<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u4e34\u65f6\u7ebf\u7a0b\u7ee7\u7eed\u521b\u5efa<\/span>
\n pool.<\/span>execute<\/span>(<\/span>target)<\/span>;<\/span>\/\/\u5230\u4e86\u4efb\u52a1\u62d2\u7edd\u7b56\u7565，\u5fd9\u4e0d\u8fc7\u6765，\u4f1a\u629b\u5f02\u5e38<\/span><\/p>\n

\/\/3\u3001\u5173\u95ed\u7ebf\u7a0b\u6c60：\u4e00\u822c\u4e0d\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>
\n pool.<\/span>shutdown<\/span>(<\/span>)<\/span>;<\/span>\/\/\u7b49\u6240\u6709\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>
\n pool.<\/span>shutdownNow<\/span>(<\/span>)<\/span>;<\/span>\/\/\u4e0d\u7b49\u6240\u6709\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5，\u76f4\u63a5\u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span><\/p>\n

\/\/1\u3001\u5b9a\u4e49\u4e00\u4e2a\u7ebf\u7a0b\u4efb\u52a1\u7c7b\u5b9e\u73b0Runnable\u63a5\u53e3<\/span>
\npublic<\/span> class<\/span> MyRunnable<\/span> implements<\/span> Runnable<\/span>{<\/span>
\n \/\/2\u3001\u91cd\u5199run\u65b9\u6cd5，\u8bbe\u7f6e\u7ebf\u7a0b\u4efb\u52a1<\/span>
\n @Override<\/span>
\n public<\/span> void<\/span> run<\/span>(<\/span>)<\/span> {<\/span>
\n for<\/span> (<\/span>int<\/span> i =<\/span> 0<\/span>;<\/span> i <<\/span> 5<\/span>;<\/span> i++<\/span>)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>+<\/span>"\u8f93\u51fa："<\/span> +<\/span> i)<\/span>;<\/span>
\n try<\/span> {<\/span>
\n Thread<\/span>.<\/span>sleep<\/span>(<\/span>Integer<\/span>.<\/span>MAX_VALUE)<\/span>;<\/span>
\n }<\/span> catch<\/span> (<\/span>InterruptedException<\/span> e)<\/span> {<\/span>
\n e.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u5904\u7406Callable\u4efb\u52a1<\/h3>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span><\/p>\n

import<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>*<\/span>;<\/span><\/p>\n

public<\/span> class<\/span> ExecutorServiceDemo2<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n \/\/\u76ee\u6807:\u5904\u7406Callable\u4efb\u52a1<\/span>
\n \/\/1\u3001\u8bf7\u4f7f\u7528\u7ebf\u7a0b\u6c60\u7684\u5b9e\u73b0\u7c7bThreadPoolExecutor\u58f0\u660e\u4e03\u4e2a\u53c2\u6570\u6765\u521b\u5efa\u7ebf\u7a0b\u6c60\u5bf9\u8c61<\/span>
\n ExecutorService<\/span> pool =<\/span> new<\/span> ThreadPoolExecutor<\/span>(<\/span>3<\/span>,<\/span>5<\/span>,<\/span>10<\/span>,<\/span>
\n TimeUnit<\/span>.<\/span>SECONDS,<\/span>new<\/span> ArrayBlockingQueue<\/span><<\/span>><\/span><\/span>(<\/span>3<\/span>)<\/span>,<\/span>
\n Executors<\/span>.<\/span>defaultThreadFactory<\/span>(<\/span>)<\/span>,<\/span>new<\/span> ThreadPoolExecutor.<\/span>AbortPolicy<\/span>(<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

\/\/2\u3001\u4f7f\u7528\u7ebf\u7a0b\u6c60\u5904\u7406Callable\u4efb\u52a1<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f1 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>100<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f2 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>200<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f3 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>300<\/span>)<\/span>)<\/span>;<\/span>
\n Future<\/span><<\/span>String<\/span>><\/span><\/span> f4 =<\/span> pool.<\/span>submit<\/span>(<\/span>new<\/span> MyCallable<\/span>(<\/span>400<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

try<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f1.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f2.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f3.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>f4.<\/span>get<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n }<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>
\n e.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\/\/=================\u5206\u754c\u7ebf=================<\/span><\/p>\n

package<\/span> com.<\/span>itheima.<\/span>demo7executiorService<\/span>;<\/span><\/p>\n

import<\/span> java.<\/span>util.<\/span>concurrent.<\/span><\/span>Callable<\/span>;<\/span><\/p>\n

\/\/1\u3001\u5b9a\u4e49\u4e00\u4e2a\u5b9e\u73b0\u7c7b\u5b9e\u73b0Callable\u63a5\u53e3<\/span>
\n\/\/\u8fd9\u4e2a\u7c7b\u7684\u6cdb\u578b\u662f\u4ec0\u4e48\u7c7b\u578b\u91cd\u5199\u7684call\u65b9\u6cd5\u5c31\u8981\u662f\u4ec0\u4e48\u7c7b\u578b，\u8fd4\u56de\u7684\u4e5f\u5c31\u662f\u4ec0\u4e48\u7c7b\u578b\u7684\u6570\u636e<\/span>
\npublic<\/span> class<\/span> MyCallable<\/span> implements<\/span> Callable<\/span><<\/span>String<\/span>><\/span><\/span> {<\/span>
\n private<\/span> int<\/span> n;<\/span>
\n public<\/span> MyCallable<\/span>(<\/span>int<\/span> n)<\/span> \/\/\u628a\u5faa\u73af\u503c\u901a\u8fc7\u6709\u53c2\u6784\u9020\u5668\u5728\u5177\u4f53\u5bf9\u8c61\u4e2d\u83b7\u53d6<\/span>
\n {<\/span>
\n this<\/span>.<\/span>n =<\/span> n;<\/span>
\n }<\/span>
\n \/\/2\u3001\u91cd\u5199call\u65b9\u6cd5，\u5c06\u7ebf\u7a0b\u4efb\u52a1\u5c01\u88c5\u6210\u5b57\u7b26\u4e32\u8fd4\u56de<\/span>
\n @Override<\/span>
\n public<\/span> String<\/span> call<\/span>(<\/span>)<\/span> throws<\/span> Exception<\/span> {<\/span>
\n int<\/span> sum =<\/span> 0<\/span>;<\/span>
\n for<\/span> (<\/span>int<\/span> i =<\/span> 0<\/span>;<\/span> i <<\/span> n;<\/span> i++<\/span>)<\/span> {<\/span>
\n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>i)<\/span>;<\/span>
\n sum +=<\/span> i;<\/span>
\n }<\/span>
\n return<\/span> Thread<\/span>.<\/span>currentThread<\/span>(<\/span>)<\/span>.<\/span>getName<\/span>(<\/span>)<\/span>+<\/span>"\u8ba1\u7b971-"<\/span> +<\/span> n +<\/span>"\u7684\u548c\u662f："<\/span>+<\/span> sum;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u5e76\u53d1\/\u5e76\u884c<\/h3>\n

\u7ebf\u7a0b\u662f\u5c5e\u4e8e\u8fdb\u7a0b\u7684 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u5e76\u53d1\u7684\u542b\u4e49：\u53ea\u662f\u6267\u884c\u901f\u5ea6\u8fc7\u5feb\u8ba9\u6211\u4eec\u8ba4\u4e3a\u5728\u540c\u65f6\u6267\u884c\u8fd9\u5c31\u662f\u5e76\u53d1<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u5e76\u884c\u7684\u542b\u4e49：\u5728\u540c\u4e00\u65f6\u523b\u540c\u65f6\u6709\u591a\u4e2a\u7ebf\u7a0b\u88abCPU\u8c03\u5ea6<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" CPU\u662f\u5e76\u884c\u548c\u5e76\u53d1\u540c\u65f6\u6267\u884c\u7684<\/p>\n

\u5e76\u53d1\/\u5e76\u884c\u5c0f\u7ed3<\/h4>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u7ebf\u7a0b\u5b89\u5168
\n\u591a\u4e2a\u7ebf\u7a0b，\u540c\u65f6\u64cd\u4f5c\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90\u7684\u65f6\u5019，\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e1a\u52a1\u5b89\u5168\u95ee\u9898 \u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u51fa\u73b0\u7684\u95ee\u9898？ 1\u3001\u5b58\u5728\u591a\u4e2a\u7ebf\u7a0b\u5728\u540c\u65f6\u6267\u884c 2\u3001\u540c\u65f6\u8bbf\u95ee\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90 3\u3001\u5b58\u5728\u4fee\u6539\u8be5\u5171\u4eab\u8d44\u6e90
\n\u6a21\u62df\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898 package com.itheima.demo3threadsafe;public class ThreadDemo1 {public static void main(String[] args) {\/\/\u76ee\u6807：\u7a46\u5c3c\u7ebf\u7a0b\u5b89\u5168<\/p>\n","protected":false},"author":2,"featured_media":64081,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99],"topic":[],"class_list":["post-64101","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-java"],"yoast_head":"\n\u7ebf\u7a0b\u5b89\u5168\u3001\u7ebf\u7a0b\u540c\u6b65\uff08\u4e09\u79cd\u52a0\u9501\u65b9\u5f0f\uff09\u3001\u7ebf\u7a0b\u6c60\uff08\u4e24\u79cd\u521b\u5efa\u7ebf\u7a0b\u6c60\u65b9\u5f0f\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Runnable\u4efb\u52a1\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Callable\u4efb\u52a1\uff09\u3001\u5e76\u53d1\/\u5e76\u884c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/64101.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7ebf\u7a0b\u5b89\u5168\u3001\u7ebf\u7a0b\u540c\u6b65\uff08\u4e09\u79cd\u52a0\u9501\u65b9\u5f0f\uff09\u3001\u7ebf\u7a0b\u6c60\uff08\u4e24\u79cd\u521b\u5efa\u7ebf\u7a0b\u6c60\u65b9\u5f0f\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Runnable\u4efb\u52a1\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Callable\u4efb\u52a1\uff09\u3001\u5e76\u53d1\/\u5e76\u884c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u7ebf\u7a0b\u5b89\u5168 \u591a\u4e2a\u7ebf\u7a0b，\u540c\u65f6\u64cd\u4f5c\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90\u7684\u65f6\u5019，\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e1a\u52a1\u5b89\u5168\u95ee\u9898 \u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u51fa\u73b0\u7684\u95ee\u9898？ 1\u3001\u5b58\u5728\u591a\u4e2a\u7ebf\u7a0b\u5728\u540c\u65f6\u6267\u884c 2\u3001\u540c\u65f6\u8bbf\u95ee\u4e00\u4e2a\u5171\u4eab\u8d44\u6e90 3\u3001\u5b58\u5728\u4fee\u6539\u8be5\u5171\u4eab\u8d44\u6e90 \u6a21\u62df\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898 package com.itheima.demo3threadsafe;public class ThreadDemo1 {public static void main(String[] args) {\/\/\u76ee\u6807：\u7a46\u5c3c\u7ebf\u7a0b\u5b89\u5168\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/64101.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-22T10:33:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260122103301-6971fcdd97ccd.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/64101.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/64101.html\",\"name\":\"\u7ebf\u7a0b\u5b89\u5168\u3001\u7ebf\u7a0b\u540c\u6b65\uff08\u4e09\u79cd\u52a0\u9501\u65b9\u5f0f\uff09\u3001\u7ebf\u7a0b\u6c60\uff08\u4e24\u79cd\u521b\u5efa\u7ebf\u7a0b\u6c60\u65b9\u5f0f\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Runnable\u4efb\u52a1\u3001\u7ebf\u7a0b\u6c60\u5904\u7406Callable\u4efb\u52a1\uff09\u3001\u5e76\u53d1\/\u5e76\u884c - 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