Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/java/337.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Java Eclipse可以';t解析midsystem.getSequencer()_Java_Eclipse_Javax.sound.midi - Fatal编程技术网

Java Eclipse可以';t解析midsystem.getSequencer()

Java Eclipse可以';t解析midsystem.getSequencer(),java,eclipse,javax.sound.midi,Java,Eclipse,Javax.sound.midi,Eclipse正在抛出错误: "MidiSystem.getSequencer cannot be resolved to a type" 我正在运行符合性级别为1.7的JavaSE-1.7 不知道这里发生了什么 import javax.sound.midi.*; public class drumKit{ public void play(){ try{ Sequencer sequencer = new MidiSystem.getSeq

Eclipse正在抛出错误:

"MidiSystem.getSequencer cannot be resolved to a type"
我正在运行符合性级别为1.7的JavaSE-1.7

不知道这里发生了什么

import javax.sound.midi.*;
public class drumKit{

    public void play(){
        try{
            Sequencer sequencer = new MidiSystem.getSequencer();
            System.out.println("got it");
        }
        catch(MidiUnavailableException ex){
            System.out.println("Cannot find");
        }
   }

    public static void main(String[] args){
        drumKit d = new drumKit();
        d.play();
   }
}
getSequencer()是一个静态方法,不需要使用
new
关键字

public void play(){
    try{
        Sequencer sequencer = MidiSystem.getSequencer();
        System.out.println("got it");
    }

从您的语句中删除
new
。这是一种
静态
方法。