{"id":132100,"date":"2024-03-25T21:51:31","date_gmt":"2024-03-25T12:51:31","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ab%e3%82%88%e3%82%8becharts%e7%94%bb%e5%83%8f%e3%81%ae%e7%94%9f%e6%88%90\/"},"modified":"2024-03-27T17:15:51","modified_gmt":"2024-03-27T08:15:51","slug":"java%e3%81%ab%e3%82%88%e3%82%8becharts%e7%94%bb%e5%83%8f%e3%81%ae%e7%94%9f%e6%88%90","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%ab%e3%82%88%e3%82%8becharts%e7%94%bb%e5%83%8f%e3%81%ae%e7%94%9f%e6%88%90\/","title":{"rendered":"Java\u306b\u3088\u308bECharts\u753b\u50cf\u306e\u751f\u6210"},"content":{"rendered":"

ECharts\u753b\u50cf\u3092Java\u3067\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306b\u306f\u3001ECharts\u516c\u5f0f\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308bJava\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u300cecharts-java\u300d\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u3088\u308a\u3001ECharts\u753b\u50cf\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n

    \n
  1. \u4f9d\u5b58\u95a2\u4fc2\u5c0e\u5165\uff1aJava\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306becharts-java\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
    <dependency<\/span>><\/span>\r\n<groupId<\/span>><\/span>com.github.abel533<\/groupId<\/span>><\/span>\r\n<artifactId<\/span>><\/span>ECharts<\/artifactId<\/span>><\/span>\r\n<version<\/span>><\/span>4.9.0<\/version<\/span>><\/span>\r\n<\/dependency<\/span>><\/span>\r\n<\/code><\/pre>\n
      \n
    1. ECharts\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b: ECharts\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001ECharts\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
      ECharts<\/span> eCharts<\/span> =<\/span> new<\/span> ECharts<\/span>();\r\n<\/code><\/pre>\n
        \n
      1. ECharts \u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u8a2d\u5b9a\uff1aECharts \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306bsetOption\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001ECharts \u306e\u8a2d\u5b9a\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002JSON \u6587\u5b57\u5217\u3001Map \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u307e\u305f\u306f\u30ab\u30b9\u30bf\u30e0\u306e Java \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3088\u3063\u3066\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n
        \/\/ \u4f7f\u7528JSON\u5b57\u7b26\u4e32\u8bbe\u7f6e\u9009\u9879<\/span>\r\nString<\/span> optionJsonString<\/span> =<\/span> \"{ \\\"title\\\": { \\\"text\\\": \\\"ECharts Example\\\" }, \\\"xAxis\\\": { \\\"data\\\": [\\\"A\\\", \\\"B\\\", \\\"C\\\", \\\"D\\\", \\\"E\\\"] }, \\\"series\\\": [ { \\\"type\\\": \\\"bar\\\", \\\"data\\\": [5, 20, 36, 10, 10] } ] }\"<\/span>;\r\neCharts.setOption(optionJsonString);\r\n\/\/ \u4f7f\u7528Map\u5bf9\u8c61\u8bbe\u7f6e\u9009\u9879<\/span>\r\nMap<String, Object> optionMap = new<\/span> HashMap<\/span><>();\r\noptionMap.put(\"title\"<\/span>, Map.of(\"text\"<\/span>, \"ECharts Example\"<\/span>));\r\noptionMap.put(\"xAxis\"<\/span>, Map.of(\"data\"<\/span>, List.of(\"A\"<\/span>, \"B\"<\/span>, \"C\"<\/span>, \"D\"<\/span>, \"E\"<\/span>)));\r\noptionMap.put(\"series\"<\/span>, List.of(Map.of(\"type\"<\/span>, \"bar\"<\/span>, \"data\"<\/span>, List.of(5<\/span>, 20<\/span>, 36<\/span>, 10<\/span>, 10<\/span>))));\r\neCharts.setOption(optionMap);\r\n<\/code><\/pre>\n
          \n
        1. \u753b\u50cf\u751f\u6210\uff1aECharts\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306etoBase64\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u753b\u50cf\u3092Base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u751f\u6210\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
          String<\/span> base64Image<\/span> =<\/span> eCharts.toBase64();\r\n<\/code><\/pre>\n
            \n
          1. \u753b\u50cf\u306e\u4fdd\u5b58\uff1a\u751f\u6210\u3055\u308c\u305f\u753b\u50cf\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3059\u308b\u304b\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306b\u8fd4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n
            \/\/ \u4fdd\u5b58\u56fe\u7247\u5230\u672c\u5730\u6587\u4ef6<\/span>\r\ntry<\/span> {\r\nbyte<\/span>[] imageBytes = Base64.getDecoder().decode(base64Image);\r\nFiles.write(Paths.get(\"echarts.png\"<\/span>), imageBytes);\r\n} catch<\/span> (IOException e) {\r\ne.printStackTrace();\r\n}\r\n\/\/ \u8fd4\u56de\u56fe\u7247\u7ed9\u524d\u7aef<\/span>\r\nresponse.setContentType(\"image\/png\"<\/span>);\r\nOutputStream<\/span> outputStream<\/span> =<\/span> response.getOutputStream();\r\nbyte<\/span>[] imageBytes = Base64.getDecoder().decode(base64Image);\r\noutputStream.write(imageBytes);\r\noutputStream.flush();\r\noutputStream.close();\r\n<\/code><\/pre>\n
            \u751f\u6210\u3059\u308bECharts\u753b\u50cf\u306e\u5927\u304d\u3055\u306f\u3001ECharts\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5e45\u3068\u9ad8\u3055\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u8abf\u6574\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
            ECharts\u753b\u50cf\u3092Java\u3067\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306b\u306f\u3001ECharts\u516c\u5f0f\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308bJava\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u300cecharts-java\u300d\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u3088\u308a\u3001ECharts\u753b\u50cf\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u4f9d\u5b58\u95a2\u4fc2\u5c0e\u5165 […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-132100","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nJava\u306b\u3088\u308bECharts\u753b\u50cf\u306e\u751f\u6210 - Blog - Silicon Cloud<\/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.silicloud.com\/ja\/blog\/java\u306b\u3088\u308becharts\u753b\u50cf\u306e\u751f\u6210\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u306b\u3088\u308bECharts\u753b\u50cf\u306e\u751f\u6210\" \/>\n<meta property=\"og:description\" content=\"ECharts\u753b\u50cf\u3092Java\u3067\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306b\u306f\u3001ECharts\u516c\u5f0f\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308bJava\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u300cecharts-java\u300d\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u3088\u308a\u3001ECharts\u753b\u50cf\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u4f9d\u5b58\u95a2\u4fc2\u5c0e\u5165 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u306b\u3088\u308becharts\u753b\u50cf\u306e\u751f\u6210\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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