echo.java

来自「一个开源的JAVA虚拟机」· Java 代码 · 共 26 行

package aegis;

import java.lang.String;

public class Echo {
    protected native static void writeChar(char c);
    public native static void writeInt(int i);
    public native static void writeLong(long j);
    public native static void writeFloat(float x);
    public native static void writeDouble(double x);
    public native static void writeSeparator();
    protected native static void writeNewLine();
    public static void writeString(String str) {
	writeChar('e');
	writeChar('c');
	writeChar('h');
	writeChar('o');
	writeChar('>');
	writeChar(' ');
	for (int i = 0; i < str.length(); i++)
	    writeChar(str.charAt(i));
	writeNewLine();
    }
    public static native void log(String str);
}