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[Java教程]Java 中获取类路径 classpath 的方法


System.out.println("++++++++++++++++++++++++");String path = System.getProperty("java.class.path");String path2 = FreeMarkerWriter.class.getProtectionDomain().getCodeSource().getLocation().getPath();String path3 = FreeMarkerWriter.class.getProtectionDomain().getCodeSource().getLocation().getFile();String path4 = Thread.currentThread().getContextClassLoader().getResource("").getPath();System.out.println("path 1 = " + path);System.out.println("path 2 = " + path2);System.out.println("path 3 = " + path3);System.out.println("path 4 = " + path4);System.out.println("++++++++++++++++++++++++");