{"id":31636,"date":"2023-06-09T16:45:56","date_gmt":"2024-03-03T01:20:36","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e7%9a%84dom%ef%bc%88java%ef%bc%89\/"},"modified":"2024-04-30T08:04:43","modified_gmt":"2024-04-30T00:04:43","slug":"%e6%88%91%e7%9a%84dom%ef%bc%88java%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e7%9a%84dom%ef%bc%88java%ef%bc%89\/","title":{"rendered":"\u6211\u7684DOM\uff08Java\uff09"},"content":{"rendered":"

\u4e2a\u4eba\u5907\u5fd8\u5f55<\/p>\n

DOM\u5e93\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f<\/h2>\n

\u7528\u4e8e\u89e3\u6790XML\u7684\u5e93<\/p>\n

\u8fd9\u6b21\u4f7f\u7528\u7684\u793a\u4f8bXML<\/h2>\n

\u6211\u5c06\u501f\u7528\u8fd9\u4e2a\u7f51\u7ad9\u4e0a\u7684\u548c\u6b4cXML\u6587\u4ef6\u3002<\/p>\n

<?xml version=\"1.0\" encoding=\"UTF-8\"?><\/span>\r\n\r\n<\u4e07\u8449\u96c6><\/span>\r\n <\u5dfb<\/span> no=<\/span>\"1\"<\/span>><\/span>\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>8<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u719f\u7530\u6d25\u5c13 \u8239\u4e57\u4e16\u6b66\u767b \u6708\u5f85\u8005 \u6f6e\u6bdb\u53ef\u5948\u6bd4\u6cbc \u4eca\u8005\u8a31\u85dd\u4e5e\u83dc<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u984d\u7530\u738b(\u306c\u304b\u305f\u306e\u304a\u304a\u304d\u307f)<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n            \u719f\u7530\u6d25(\u306b\u304d\u305f\u3064)\u306b\u3001\u8239(\u3075\u306a)\u4e57\u308a\u305b\u3080\u3068\u3001\u6708\u5f85\u3066\u3070\u3001\u6f6e\u3082\u304b\u306a\u3072\u306c\u3001\u4eca\u306f\u6f15(\u3053)\u304e\u51fa(\u3044)\u3067\u306a\r\n        <\/\u8aad\u307f><\/span>\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0008.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n        <\u610f\u5473><\/span>\u719f\u7530\u6d25(\u306b\u304d\u305f\u3064)\u3067\u3001\u8239\u3092\u51fa\u305d\u3046\u3068\u6708\u3092\u5f85\u3063\u3066\u3044\u308b\u3068\u3001\u3044\u3088\u3044\u3088\u6f6e\u306e\u6d41\u308c\u3082\u826f\u304f\u306a\u3063\u3066\u304d\u305f\u3002\r\n            \u3055\u3042\u3001\u3044\u307e\u3053\u305d\u8239\u51fa\u3059\u308b\u306e\u3067\u3059\u3002\r\n\r\n        <\/\u610f\u5473><\/span>\r\n\r\n    <\/\u6b4c><\/span>\r\n\r\n\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>20<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u831c\u8349\u6307 \u6b66\u826f\u524d\u91ce\u901d \u6a19\u91ce\u884c \u91ce\u5b88\u8005\u4e0d\u898b\u54c9 \u541b\u4e4b\u8896\u5e03\u6d41<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u984d\u7530\u738b(\u306c\u304b\u305f\u306e\u304a\u304a\u304d\u307f)<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n            \u831c(\u3042\u304b\u306d)\u3055\u3059\u3001\u7d2b\u91ce\u884c\u304d\u6a19\u91ce(\u3057\u3081\u306e)\u884c\u304d\u3001\u91ce\u5b88(\u306e\u3082\u308a)\u306f\u898b\u305a\u3084\u3001\u541b\u304c\u8896\u632f\u308b\r\n        <\/\u8aad\u307f><\/span>\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0020.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n        <\u610f\u5473><\/span>\uff08\u831c\u8272\u306e\u5149\u306b\u6e80\u3061\u3066\u3044\u308b\uff09\u7d2b\u91ce\u3001\u5929\u667a\u5929\u7687\u5fa1\u9818\u5730\u306e\u91ce\u3067\u3001\u3042\u3041\u3001\u3042\u306a\u305f\u306f\u305d\u3093\u306a\u306b\u8896\u3092\u632f\u3063\u3066\u3089\u3057\u3066\u3001\r\n            \u91ce\u5b88\u304c\u898b\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3088\u3002\r\n        <\/\u610f\u5473><\/span>\r\n    <\/\u6b4c><\/span>\r\n\r\n\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>23<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u6253\u9ebb\u4e4e \u9ebb\u7e8c\u738b \u767d\u6c34\u90ce\u6709\u54c9 \u5c04\u7b49\u7bed\u8377\u56db\u9593\u4e43 \u73e0\u85fb\u82c5\u9ebb\u9808<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u4f5c\u8005\u4e0d\u660e<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n            \u6253\u3061\u9ebb(\u305d)\u3092\u3001\u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u3001\u6d77\u4eba(\u3042\u307e)\u306a\u308c\u3084\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u3001\u7389\u85fb(\u305f\u307e\u3082)\u5208\u308a\u307e\u3059\r\n        <\/\u8aad\u307f><\/span>\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0023.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n        <\u610f\u5473><\/span>\u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u3055\u307e\u306f\u6d77\u4eba(\u3042\u307e)\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3001(\u3044\u3044\u3048\u3001\u305d\u3046\u3067\u306f\u3044\u3089\u3063\u3057\u3083\u3089\u306a\u3044\u306e\u306b\u3001)\u4f0a\u826f\u865e\u306e\u5cf6\u306e\u85fb\u3092\u3068\u3063\u3066\u3044\u3089\u3063\u3057\u3083\u308b\u30fb\u30fb\u30fb\u30fb\u30fb <\/\u610f\u5473><\/span>\r\n    <\/\u6b4c><\/span>\r\n\r\n\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>24<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u7a7a\u8749\u4e4b \u547d\u4e4e\u60dc\u7f8e \u6d6a\u5c13\u6240\u6fd5 \u4f0a\u826f\u865e\u80fd\u5d8b\u4e4b \u7389\u85fb\u82c5\u98df<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u4f5c\u8005\u4e0d\u660e<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n            \u3046\u3064\u305b\u307f\u306e\u3001\u547d\u3092\u60dc\u3057\u307f\u3001\u6ce2\u306b\u6fe1\u308c\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u3001\u7389\u85fb(\u305f\u307e\u3082)\u5208(\u304b)\u308a\u98df(\u306f)\u3080\r\n        <\/\u8aad\u307f><\/span>\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0024.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n        <\u610f\u5473><\/span>\u547d\u60dc\u3057\u3055\u306b\u3001\u6ce2\u306b\u6fe1\u308c\u306a\u304c\u3089\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u85fb\u3092\u3068\u3063\u3066\u98df\u3079\u308b\u306e\u3067\u3059\u30fb\u30fb\u30fb <br<\/span> \/><\/span>\u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u304c\u4f0a\u826f\u865e\u306e\u5cf6\u306b\u6d41\u3055\u308c\u305f\u6642\u3001\u5cf6\u306e\u4eba\u304c\u3053\u308c\u3092\u54c0\u3057\u3093\u3067\u8a60\u3093\u3060\u6b4c\u3092\u805e\u3044\u3066\u8a60\u3093\u3060\u6b4c\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002 <\/\u610f\u5473><\/span>\r\n    <\/\u6b4c><\/span>\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>28<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u6625\u904e\u800c \u590f\u6765\u826f\u4e4b \u767d\u5999\u80fd \u8863\u4e7e\u6709 \u5929\u4e4b\u9999\u6765\u5c71<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u6301\u7d71\u5929\u7687(\u3058\u3068\u3046\u3066\u3093\u306e\u3046)<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n\r\n            \u6625\u904e\u304e\u3066 \u590f\u6765\u305f\u308b\u3089\u3057 \u767d\u5999(\u3057\u308d\u305f\u3048)\u306e \u8863\u5e72\u3057\u305f\u308a \u5929(\u3042\u3081)\u306e\u9999\u5177\u5c71(\u304b\u3050\u3084\u307e)\r\n\r\n        <\/\u8aad\u307f><\/span>\r\n\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0028.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n\r\n        <\u610f\u5473><\/span>\u6625\u304c\u904e\u304e\u3066\u3001\u590f\u304c\u6765\u305f\u3089\u3057\u3044\u3002\u767d\u5999(\u3057\u308d\u305f\u3048)\u306e\u8863\u304c\u9999\u4e45\u5c71(\u304b\u3050\u3084\u307e)\u306e\u65b9\u306b\u898b\u3048\u308b\u3002 <\/\u610f\u5473><\/span>\r\n\r\n    <\/\u6b4c><\/span>\r\n\r\n    <\u6b4c><\/span>\r\n        <\u6b4c\u756a\u53f7><\/span>37<\/\u6b4c\u756a\u53f7><\/span>\r\n        <\u539f\u6587><\/span>\u96d6\u898b\u98fd\u5974 \u5409\u91ce\u4e43\u6cb3\u4e4b \u5e38\u6ed1\u4e43 \u7d76\u4e8b\u7121\u4e45 \u5fa9\u9084\u898b\u725f<\/\u539f\u6587><\/span>\r\n        <\u4f5c\u8005><\/span>\u67ff\u672c\u4eba\u9ebb\u5442(\u304b\u304d\u306e\u3082\u3068\u306e\u3072\u3068\u307e\u308d)<\/\u4f5c\u8005><\/span>\r\n        <\u8aad\u307f><\/span>\r\n            \u898b\u308c\u3069\u98fd\u304b\u306c\u3001\u5409\u91ce\u306e\u5ddd\u306e\u3001\u5e38\u6ed1(\u3068\u3053\u306a\u3081)\u306e\u3001\u7d76\u3086\u308b\u3053\u3068\u306a\u304f\u3001\u307e\u305f\u304b\u3078\u308a\u898b\u3080\r\n        <\/\u8aad\u307f><\/span>\r\n        <\u30a4\u30e1\u30fc\u30b8><\/span>image\/m0037.jpg<\/\u30a4\u30e1\u30fc\u30b8><\/span>\r\n        <\u610f\u5473><\/span>\u4f55\u5ea6\u898b\u3066\u3082\u98fd\u304d\u308b\u3053\u3068\u306e\u7121\u3044\u5409\u91ce\u306e\u5ddd\u306e\u5e38\u6ed1(\u3068\u3053\u306a\u3081)\u306e\u3088\u3046\u306b\u3001\u7d76\u3048\u308b\u3053\u3068\u7121\u304f\u4f55\u5ea6\u3082\u4f55\u5ea6\u3082\u898b\u306b\u304d\u307e\u3057\u3087\u3046\u3002<\/\u610f\u5473><\/span>\r\n    <\/\u6b4c><\/span>\r\n <\/\u5dfb><\/span>\r\n<\/\u4e07\u8449\u96c6><\/span>\r\n\r\n<\/code><\/pre>\n
\u4ee3\u7801\u793a\u4f8b<\/h2>\n
\u5168\u90e8\u7684\u6587\u5b57<\/h3>\n
\r\nimport<\/span> javax.xml.parsers.DocumentBuilder<\/span>;<\/span>\r\nimport<\/span> javax.xml.parsers.DocumentBuilderFactory<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.Document<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.Element<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.Node<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.NodeList<\/span>;<\/span>\r\n\r\npublic<\/span> class<\/span> DOMSample<\/span>{<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> throws<\/span> Exception<\/span> {<\/span>\r\n\r\n        DocumentBuilderFactory<\/span> documentBuilderFactory<\/span> =<\/span> DocumentBuilderFactory<\/span>.<\/span>newInstance<\/span>();<\/span>\r\n        DocumentBuilder<\/span> documentBuilder<\/span> =<\/span> documentBuilderFactory<\/span>.<\/span>newDocumentBuilder<\/span>();<\/span>\r\n        Document<\/span> document<\/span> =<\/span> documentBuilder<\/span>.<\/span>parse<\/span>(<\/span>\"waka.xml\"<\/span>);<\/span>\r\n\r\n        Element<\/span> root<\/span> =<\/span> document<\/span>.<\/span>getDocumentElement<\/span>();<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Root element is \"<\/span>+<\/span>root<\/span>.<\/span>getNodeName<\/span>());<\/span>\r\n\r\n\r\n        NodeList<\/span> childNodeList<\/span> =<\/span> root<\/span>.<\/span>getChildNodes<\/span>();<\/span>\r\n        for<\/span>(<\/span>int<\/span> child_i<\/span> =<\/span> 0<\/span>;<\/span> child_i<\/span> <<\/span> childNodeList<\/span>.<\/span>getLength<\/span>();<\/span> child_i<\/span>++){<\/span>\r\n            Node<\/span> childNode<\/span> =<\/span> childNodeList<\/span>.<\/span>item<\/span>(<\/span>child_i<\/span>);<\/span>\r\n\r\n            if<\/span>(<\/span>childNode<\/span>.<\/span>getNodeType<\/span>()<\/span> ==<\/span> Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Its child element is \"<\/span>+<\/span>childNode<\/span>.<\/span>getNodeName<\/span>());<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\"<\/span>);<\/span>\r\n\r\n                NodeList<\/span> grandchildNodeList<\/span> =<\/span> childNode<\/span>.<\/span>getChildNodes<\/span>();<\/span>\r\n                for<\/span>(<\/span>int<\/span> grachild_i<\/span> =<\/span> 0<\/span>;<\/span> grachild_i<\/span> <<\/span> grandchildNodeList<\/span>.<\/span>getLength<\/span>();<\/span> grachild_i<\/span>++){<\/span>\r\n                    if<\/span>(<\/span>grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>grachild_i<\/span>).<\/span>getNodeType<\/span>()<\/span> ==<\/span> Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n\r\n                        NodeList<\/span> gre_grandchildNodeList<\/span> =<\/span> grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>grachild_i<\/span>).<\/span>getChildNodes<\/span>();<\/span>\r\n                        for<\/span>(<\/span>int<\/span> gre_grachild_i<\/span> =<\/span> 0<\/span>;<\/span> gre_grachild_i<\/span> <<\/span> gre_grandchildNodeList<\/span>.<\/span>getLength<\/span>();<\/span> gre_grachild_i<\/span>++){<\/span>\r\n                            Node<\/span> node<\/span> =<\/span> gre_grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>gre_grachild_i<\/span>);<\/span>\r\n                            if<\/span>(<\/span>node<\/span>.<\/span>getNodeType<\/span>()<\/span> ==<\/span> Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n                                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>node<\/span>.<\/span>getNodeName<\/span>()<\/span> +<\/span> \" : \"<\/span> +<\/span> node<\/span>.<\/span>getTextContent<\/span>());<\/span>\r\n                            }<\/span>\r\n                        }<\/span>\r\n                        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"--------------------------------------------------------\"<\/span>);<\/span>\r\n\r\n                    }<\/span>\r\n                }<\/span>\r\n            }<\/span>\r\n\r\n        }<\/span>\r\n\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u8f93\u51fa\u7ed3\u679c<\/p>\n
Root element is \u4e07\u8449\u96c6\r\nIts child element is \u5dfb\r\n\r\n\u6b4c\u756a\u53f7 : 8\r\n\u539f\u6587 : \u719f\u7530\u6d25\u5c13 \u8239\u4e57\u4e16\u6b66\u767b \u6708\u5f85\u8005 \u6f6e\u6bdb\u53ef\u5948\u6bd4\u6cbc \u4eca\u8005\u8a31\u85dd\u4e5e\u83dc\r\n\u4f5c\u8005 : \u984d\u7530\u738b(\u306c\u304b\u305f\u306e\u304a\u304a\u304d\u307f)\r\n\u8aad\u307f :\r\n                        \u719f\u7530\u6d25(\u306b\u304d\u305f\u3064)\u306b\u3001\u8239(\u3075\u306a)\u4e57\u308a\u305b\u3080\u3068\u3001\u6708\u5f85\u3066\u3070\u3001\u6f6e\u3082\u304b\u306a\u3072\u306c\u3001\u4eca\u306f\u6f15(\u3053)\u304e\u51fa(\u3044)\u3067\u306a\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0008.jpg\r\n\u610f\u5473 : \u719f\u7530\u6d25(\u306b\u304d\u305f\u3064)\u3067\u3001\u8239\u3092\u51fa\u305d\u3046\u3068\u6708\u3092\u5f85\u3063\u3066\u3044\u308b\u3068\u3001\u3044\u3088\u3044\u3088\u6f6e\u306e\u6d41\u308c\u3082\u826f\u304f\u306a\u3063\u3066\u304d\u305f\u3002\r\n                        \u3055\u3042\u3001\u3044\u307e\u3053\u305d\u8239\u51fa\u3059\u308b\u306e\u3067\u3059\u3002\r\n\r\n--------------------------------------------------------\r\n\u6b4c\u756a\u53f7 : 20\r\n\u539f\u6587 : \u831c\u8349\u6307 \u6b66\u826f\u524d\u91ce\u901d \u6a19\u91ce\u884c \u91ce\u5b88\u8005\u4e0d\u898b\u54c9 \u541b\u4e4b\u8896\u5e03\u6d41\r\n\u4f5c\u8005 : \u984d\u7530\u738b(\u306c\u304b\u305f\u306e\u304a\u304a\u304d\u307f)\r\n\u8aad\u307f :\r\n                        \u831c(\u3042\u304b\u306d)\u3055\u3059\u3001\u7d2b\u91ce\u884c\u304d\u6a19\u91ce(\u3057\u3081\u306e)\u884c\u304d\u3001\u91ce\u5b88(\u306e\u3082\u308a)\u306f\u898b\u305a\u3084\u3001\u541b\u304c\u8896\u632f\u308b\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0020.jpg\r\n\u610f\u5473 : \uff08\u831c\u8272\u306e\u5149\u306b\u6e80\u3061\u3066\u3044\u308b\uff09\u7d2b\u91ce\u3001\u5929\u667a\u5929\u7687\u5fa1\u9818\u5730\u306e\u91ce\u3067\u3001\u3042\u3041\u3001\u3042\u306a\u305f\u306f\u305d\u3093\u306a\u306b\u8896\u3092\u632f\u3063\u3066\u3089\u3057\u3066\u3001\r\n                        \u91ce\u5b88\u304c\u898b\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3088\u3002\r\n\r\n--------------------------------------------------------\r\n\u6b4c\u756a\u53f7 : 23\r\n\u539f\u6587 : \u6253\u9ebb\u4e4e \u9ebb\u7e8c\u738b \u767d\u6c34\u90ce\u6709\u54c9 \u5c04\u7b49\u7bed\u8377\u56db\u9593\u4e43 \u73e0\u85fb\u82c5\u9ebb\u9808\r\n\u4f5c\u8005 : \u4f5c\u8005\u4e0d\u660e\r\n\u8aad\u307f :\r\n                        \u6253\u3061\u9ebb(\u305d)\u3092\u3001\u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u3001\u6d77\u4eba(\u3042\u307e)\u306a\u308c\u3084\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u3001\u7389\u85fb(\u305f\u307e\u3082)\u5208\u308a\u307e\u3059\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0023.jpg\r\n\u610f\u5473 : \u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u3055\u307e\u306f\u6d77\u4eba(\u3042\u307e)\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3001(\u3044\u3044\u3048\u3001\u305d\u3046\u3067\u306f\u3044\u3089\u3063\u3057\u3083\u3089\u306a\u3044\u306e\u306b\u3001)\u4f0a\u826f\u865e\u306e\u5cf6\u306e\u85fb \u3092\u3068\u3063\u3066\u3044\u3089\u3063\u3057\u3083\u308b\u30fb\u30fb\u30fb\u30fb\u30fb\r\n--------------------------------------------------------\r\n\u6b4c\u756a\u53f7 : 24\r\n\u539f\u6587 : \u7a7a\u8749\u4e4b \u547d\u4e4e\u60dc\u7f8e \u6d6a\u5c13\u6240\u6fd5 \u4f0a\u826f\u865e\u80fd\u5d8b\u4e4b \u7389\u85fb\u82c5\u98df\r\n\u4f5c\u8005 : \u4f5c\u8005\u4e0d\u660e\r\n\u8aad\u307f :\r\n                        \u3046\u3064\u305b\u307f\u306e\u3001\u547d\u3092\u60dc\u3057\u307f\u3001\u6ce2\u306b\u6fe1\u308c\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u3001\u7389\u85fb(\u305f\u307e\u3082)\u5208(\u304b)\u308a\u98df(\u306f)\u3080\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0024.jpg\r\n\u610f\u5473 : \u547d\u60dc\u3057\u3055\u306b\u3001\u6ce2\u306b\u6fe1\u308c\u306a\u304c\u3089\u3001\u4f0a\u826f\u865e(\u3044\u3089\u3054)\u306e\u5cf6\u306e\u85fb\u3092\u3068\u3063\u3066\u98df\u3079\u308b\u306e\u3067\u3059\u30fb\u30fb\u30fb \u9ebb\u7d9a(\u3092\u307f\u306e)\u306e\u738b(\u304a\u307b\u304d\u307f)\u304c\u4f0a\u826f\u865e\u306e\u5cf6\u306b\u6d41\u3055\u308c\u305f\u6642\u3001\u5cf6\u306e\u4eba\u304c\u3053\u308c\u3092\u54c0\u3057\u3093\u3067\u8a60\u3093\u3060\u6b4c\u3092\u805e\u3044\u3066\u8a60\u3093\u3060\u6b4c\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\r\n--------------------------------------------------------\r\n\u6b4c\u756a\u53f7 : 28\r\n\u539f\u6587 : \u6625\u904e\u800c \u590f\u6765\u826f\u4e4b \u767d\u5999\u80fd \u8863\u4e7e\u6709 \u5929\u4e4b\u9999\u6765\u5c71\r\n\u4f5c\u8005 : \u6301\u7d71\u5929\u7687(\u3058\u3068\u3046\u3066\u3093\u306e\u3046)\r\n\u8aad\u307f :\r\n                        \u6625\u904e\u304e\u3066 \u590f\u6765\u305f\u308b\u3089\u3057 \u767d\u5999(\u3057\u308d\u305f\u3048)\u306e \u8863\u5e72\u3057\u305f\u308a \u5929(\u3042\u3081)\u306e\u9999\u5177\u5c71(\u304b\u3050\u3084\u307e)\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0028.jpg\r\n\u610f\u5473 : \u6625\u304c\u904e\u304e\u3066\u3001\u590f\u304c\u6765\u305f\u3089\u3057\u3044\u3002\u767d\u5999(\u3057\u308d\u305f\u3048)\u306e\u8863\u304c\u9999\u4e45\u5c71(\u304b\u3050\u3084\u307e)\u306e\u65b9\u306b\u898b\u3048\u308b\u3002\r\n--------------------------------------------------------\r\n\u6b4c\u756a\u53f7 : 37\r\n\u539f\u6587 : \u96d6\u898b\u98fd\u5974 \u5409\u91ce\u4e43\u6cb3\u4e4b \u5e38\u6ed1\u4e43 \u7d76\u4e8b\u7121\u4e45 \u5fa9\u9084\u898b\u725f\r\n\u4f5c\u8005 : \u67ff\u672c\u4eba\u9ebb\u5442(\u304b\u304d\u306e\u3082\u3068\u306e\u3072\u3068\u307e\u308d)\r\n\u8aad\u307f :\r\n                        \u898b\u308c\u3069\u98fd\u304b\u306c\u3001\u5409\u91ce\u306e\u5ddd\u306e\u3001\u5e38\u6ed1(\u3068\u3053\u306a\u3081)\u306e\u3001\u7d76\u3086\u308b\u3053\u3068\u306a\u304f\u3001\u307e\u305f\u304b\u3078\u308a\u898b\u3080\r\n\r\n\u30a4\u30e1\u30fc\u30b8 : image\/m0037.jpg\r\n\u610f\u5473 : \u4f55\u5ea6\u898b\u3066\u3082\u98fd\u304d\u308b\u3053\u3068\u306e\u7121\u3044\u5409\u91ce\u306e\u5ddd\u306e\u5e38\u6ed1(\u3068\u3053\u306a\u3081)\u306e\u3088\u3046\u306b\u3001\u7d76\u3048\u308b\u3053\u3068\u7121\u304f\u4f55\u5ea6\u3082\u4f55\u5ea6\u3082\u898b\u306b\u304d\u307e\u3057\u3087\u3046\u3002\r\n--------------------------------------------------------\r\n<\/code><\/pre>\n
\u5bf9\u4ee3\u7801\u7684\u90e8\u5206\u89e3\u91ca<\/h3>\n
\u5bfc\u5165\u5e93<\/h4>\n
\/\/\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea<\/span>\r\nimport<\/span> javax.xml.parsers.DocumentBuilder<\/span>;<\/span>\r\nimport<\/span> javax.xml.parsers.DocumentBuilderFactory<\/span>;<\/span>\r\n\/\/\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u64cd\u4f5c\u306e\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea<\/span>\r\nimport<\/span> org.w3c.dom.Document<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.Element<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.Node<\/span>;<\/span>\r\nimport<\/span> org.w3c.dom.NodeList<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u8bfb\u53d6\u6587\u4ef6<\/h4>\n
public<\/span> class<\/span> DOMSample<\/span>{<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> throws<\/span> Exception<\/span>{<\/span>\r\n        \/\/\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u8aad\u307f\u8fbc\u307f<\/span>\r\n        DocumentBuilderFactory<\/span> documentBuilderFactory<\/span> =<\/span> DocumentBuilderFactory<\/span>.<\/span>newInstance<\/span>();<\/span>\r\n        DocumentBuilder<\/span> documentBuilder<\/span> =<\/span> documentBuilderFactory<\/span>.<\/span>newDocumentBuilder<\/span>();<\/span>\r\n        Document<\/span> document<\/span> =<\/span> documentBuilder<\/span>.<\/span>parse<\/span>(<\/span>\"waka.xml\"<\/span>)<\/span>\r\n\r\n<\/code><\/pre>\n
\u8fd9\u91cc\u611f\u89c9\u5c31\u50cf\u662f\u56fa\u5b9a\u7684\u6a21\u5f0f\u53e5\u5b50\u3002<\/p>\n
\u83b7\u53d6\u6839\u5143\u7d20<\/h4>\n
        \/\/\u30eb\u30fc\u30c8\u8981\u7d20\u53d6\u5f97<\/span>\r\n        Element<\/span> root<\/span> =<\/span> document<\/span>.<\/span>getDocumentElement<\/span>();<\/span>\r\n        \/\/\u30eb\u30fc\u30c8\u30ce\u30fc\u30c9\u306e\u30ce\u30fc\u30c9\u540d\u3092\u8868\u793a<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>root<\/span>.<\/span>getNodeName<\/span>());<\/span>\r\n<\/code><\/pre>\n
\u542c\u8bf4\u53ef\u4ee5\u4f7f\u7528getDocumentElement\u65b9\u6cd5\u4ece\u5f53\u524d\u4f4d\u7f6e\u83b7\u53d6\u6700\u9876\u5c42\u7684\u5143\u7d20\u3002
\n\u7136\u540e\uff0c\u4f7f\u7528getNodeName\u65b9\u6cd5\u83b7\u53d6\u83b7\u53d6\u5230\u7684\u8282\u70b9\u7684\u5143\u7d20\u540d\u79f0\u3002<\/p>\n
\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0cgetAttribute\uff08\uff09\u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u5c5e\u6027\u503c\u3002<\/p>\n
\u83b7\u53d6\u5b50\u5143\u7d20<\/h4>\n
        \/\/\u5b50\u30ce\u30fc\u30c9\u306e\u53d6\u5f97<\/span>\r\n        NodeList<\/span> childNodeList<\/span> =<\/span> root<\/span>.<\/span>getChildNodes<\/span>();<\/span>\r\n        \/\/\u53d6\u5f97\u3057\u305f\u5b50\u30ce\u30fc\u30c9\u3067\u30eb\u30fc\u30d7\u3092\u304b\u3051\u308b<\/span>\r\n        for<\/span>(<\/span>int<\/span> child_i<\/span> =<\/span> 0<\/span>;<\/span> child_i<\/span> <<\/span> childNodeList<\/span>.<\/span>getLength<\/span>();<\/span> child_i<\/span>++){<\/span>\r\n            Node<\/span> childNode<\/span> =<\/span> childNodeList<\/span>.<\/span>item<\/span>(<\/span>child_i<\/span>);<\/span>\r\n\r\n            \/\/\u5b50\u30ce\u30fc\u30c9\u304c\u8981\u7d20\u30ce\u30fc\u30c9\u3060\u3063\u305f\u3089<\/span>\r\n            if<\/span>(<\/span>childNode<\/span>.<\/span>getNodeType<\/span>()<\/span> ==<\/span> Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n                \/\/\u5b50\u30ce\u30fc\u30c9\u306e\u30ce\u30fc\u30c9\u540d\u3092\u53d6\u5f97<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"Its child element is \"<\/span>+<\/span>childNode<\/span>.<\/span>getNodeName<\/span>());<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\"<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528getChildNodes\u65b9\u6cd5\u83b7\u53d6\u8be5\u5143\u7d20\u7684\u5b50\u5143\u7d20\u3002
\n\u4f7f\u7528getNodeType\u65b9\u6cd5\u6765\u5224\u65ad\u8be5\u8282\u70b9\u7684\u7c7b\u578b\u3002
\n\u6709\u5173\u8282\u70b9\u7c7b\u578b\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u6b64\u5904\u3002<\/p>\n
\u83b7\u53d6\u5b59\u8981\u7d20\u548c\u66fe\u5b59\u8981\u7d20<\/h4>\n
            \/\/\u5b6b\u30ce\u30fc\u30c9\u3092\u53d6\u5f97<\/span>\r\n            NodeList<\/span> grandchildNodeList<\/span> =<\/span> childNode<\/span>.<\/span>getChildNodes<\/span>();<\/span>\r\n                \/\/\u5b6b\u30ce\u30fc\u30c9\u306e\u4e2d\u3067\u30eb\u30fc\u30d7<\/span>\r\n                for<\/span>(<\/span>int<\/span> grachild_i<\/span> =<\/span> 0<\/span>;<\/span> grachild_i<\/span> <<\/span> grandchildNodeList<\/span>.<\/span>getLength<\/span>();<\/span> grachild_i<\/span>++){<\/span>\r\n                    \/\/\u5b6b\u30ce\u30fc\u30c9\u304c\u8981\u7d20\u30ce\u30fc\u30c9\u3060\u3063\u305f\u3089<\/span>\r\n                    if<\/span>(<\/span>grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>grachild_i<\/span>).<\/span>getNodeType<\/span>()==<\/span>Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n                        \/\/\u5b6b\u30ce\u30fc\u30c9\u304b\u3089\u66fe\u5b6b\u30ce\u30fc\u30c9\u3092\u53d6\u5f97<\/span>\r\n                        NodeList<\/span> gre_grandchildNodeList<\/span> =<\/span> grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>grachild_i<\/span>).<\/span>getChildNodes<\/span>();<\/span>\r\n\r\n                        \/\/\u66fe\u5b6b\u30ce\u30fc\u30c9\u3067\u30eb\u30fc\u30d7<\/span>\r\n                        for<\/span>(<\/span>int<\/span> gre_grachild_i<\/span> =<\/span> 0<\/span>;<\/span> gre_grachild_i<\/span> <<\/span> gre_grandchildNodeList<\/span>.<\/span>getLength<\/span>();<\/span> gre_grachild_i<\/span>++){<\/span>\r\n\r\n                            Node<\/span> node<\/span> =<\/span> gre_grandchildNodeList<\/span>.<\/span>item<\/span>(<\/span>gre_grachild_i<\/span>);<\/span>\r\n                            \/\/\u305d\u306e\u30ce\u30fc\u30c9\u304c\u8981\u7d20\u30ce\u30fc\u30c9\u3060\u3063\u305f\u3089\u30ce\u30fc\u30c9\u540d\u3068\u5185\u5bb9\u3092\u8868\u793a<\/span>\r\n                            if<\/span>(<\/span>node<\/span>.<\/span>getNodeType<\/span>()<\/span> ==<\/span> Node<\/span>.<\/span>ELEMENT_NODE<\/span>){<\/span>\r\n                                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>node<\/span>.<\/span>getNodeName<\/span>()<\/span> +<\/span> \" : \"<\/span> +<\/span> node<\/span>.<\/span>getTextContent<\/span>());<\/span>\r\n                            }<\/span>\r\n                        }<\/span>\r\n                        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"--------------------------------------------------------\"<\/span>);<\/span>\r\n\r\n\r\n<\/code><\/pre>\n
\u53ef\u4ee5\u4f7f\u7528 getTextContent \u65b9\u6cd5\u6765\u663e\u793a\u8be5\u5143\u7d20\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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