面试面试9.5-Object 类的常见方法有哪些?
小uObject 类的常见方法有哪些?
Object 类是一个特殊的类,是所有类的父类。它主要提供了以下 11 个方法:
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public final native Class<?> getClass()
public native int hashCode()
public boolean equals(Object obj)
protected native Object clone() throws CloneNotSupportedException
public String toString()
public final native void notify()
public final native void notifyAll()
public final native void wait(long timeout) throws InterruptedException
public final void wait(long timeout, int nanos) throws InterruptedException
public final void wait() throws InterruptedException
protected void finalize() throws Throwable { }
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