java打开指定文件_java打开指定文件（运行指定程序exe）

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public static void main(final String[] args) throws IOException {

openWindowsExe();

openExe();

openFile();

}

// 用 Java 调用windows系统的exe文件&＃xff0c;比如notepad&＃xff0c;calc之类

public static void openWindowsExe() {

final Runtime runtime &＃61; Runtime.getRuntime();

Process process &＃61; null;

try {

final String command &＃61; "notepad";// 记事本

process &＃61; runtime.exec(command);

} catch (final Exception e) {

System.out.println("Error win exec!");

}

}

// 调用其他的可执行文件&＃xff0c;例如&＃xff1a;自己制作的exe&＃xff0c;或是 下载 安装的软件.

public static void openExe() {

final Runtime runtime &＃61; Runtime.getRuntime();

Process process &＃61; null;

try {

process &＃61; runtime.exec("C:\\Program Files\\Notepad&＃43;&＃43;\\notepad&＃43;&＃43;.exe");

} catch (final Exception e) {

System.out.println("Error exec!");

}

}

// 打开其他任意格式的文件&＃xff0c;比如txt,word等

public static void openFile() {

final Runtime runtime &＃61; Runtime.getRuntime();

Process process &＃61; null;//

final String cmd &＃61; "rundll32 url.dll FileProtocolHandler file://F:\\ECT项目资料\\建立EMF工程.txt";

try {

process &＃61; runtime.exec(cmd);

} catch (final Exception e) {

System.out.println("Error exec!");

}

}

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