java.lang.Package类的getSpecificationTitle()方法用于获取此程序包规范的标题。该方法以String的形式返回包的规范标题。
用法:
public String getSpecificationTitle()
参数:此方法不接受任何参数。
返回值:如果已知,则此方法以String的形式返回包的规范标题。否则返回null
下面的程序演示了getSpecificationTitle()方法。
示例1:
// Java program to demonstrate
// getSpecificationTitle() method
public class Test {
public static void main(String[] args)
{
// returns the Package object
// for this package
Package myPackage
= Package.getPackage("java.lang");
System.out.println(
"Package represented by myPackage: "
+ myPackage.toString());
// Get the specification title of myPackage
// using getSpecificationTitle() method
System.out.println(
"Specification title of myPackage: "
+ myPackage.getSpecificationTitle());
}
}
输出:
Package represented by myPackage: package java.lang, Java Platform API Specification, version 1.8 Specification title of myPackage: Java Platform API Specification
示例2:
// Java program to demonstrate
// getSpecificationTitle() method
public class Test {
public static void main(String[] args)
{
// returns the Package object
// for this package
Package myPackage
= Package.getPackage("java.io");
System.out.println(
"Package represented by myPackage: "
+ myPackage.toString());
// Get the name of myPackage
// using getSpecificationTitle() method
System.out.println(
"Specification title of myPackage: "
+ myPackage.getSpecificationTitle());
}
}
输出:
Package represented by myPackage: package java.io, Java Platform API Specification, version 1.8 Specification title of myPackage: Java Platform API Specification
参考: https://docs.oracle.com/javase/9/docs/api/java/lang/Package.html#getSpecificationTitle–
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注:本文由纯净天空筛选整理自guptayashgupta53大神的英文原创作品 Package getSpecificationTitle() method in Java with Examples。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。