【获取电脑某一软件的安装路径信息】

import java.util.prefs.*;

public class GetSoftwareInstallationPath {
    public static void main(String[] args) {
        String softwareName = "SoftwareName";

        // 获取注册表根节点
        Preferences root = Preferences.systemRoot();
        // 获取指定路径下的节点
        Preferences softwareNode = root.node("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall");
        
        try {
            // 获取所有子节点的名称
            String[] softwareKeys = softwareNode.childrenNames();

            // 遍历子节点，查找指定软件的安装路径
            for (String key : softwareKeys) {
                Preferences software = softwareNode.node(key);
                String displayName = software.get("DisplayName", "");

                if (displayName.contains(softwareName)) {
                    String installationPath = software.get("InstallLocation", "");
                    System.out.println("软件安装路径：" + installationPath);
                    break;
                }
            }
        } catch (BackingStoreException e) {
            e.printStackTrace();
        }
    }
}