- Java.lang Package classes
- Java.lang - Home
- Java.lang - Boolean
- Java.lang - Byte
- Java.lang - Character
- Java.lang - Character.Subset
- Java.lang - Character.UnicodeBlock
- Java.lang - Class
- Java.lang - ClassLoader
- Java.lang - Compiler
- Java.lang - Double
- Java.lang - Enum
- Java.lang - Float
- Java.lang - InheritableThreadLocal
- Java.lang - Integer
- Java.lang - Long
- Java.lang - Math
- Java.lang - Number
- Java.lang - Object
- Java.lang - Package
- Java.lang - Process
- Java.lang - ProcessBuilder
- Java.lang - Runtime
- Java.lang - RuntimePermission
- Java.lang - SecurityManager
- Java.lang - Short
- Java.lang - StackTraceElement
- Java.lang - StrictMath
- Java.lang - String
- Java.lang - StringBuffer
- Java.lang - StringBuilder
- Java.lang - System
- Java.lang - Thread
- Java.lang - ThreadGroup
- Java.lang - ThreadLocal
- Java.lang - Throwable
- Java.lang - Void
- Java.lang Package extras
- Java.lang - Interfaces
- Java.lang - Errors
- Java.lang - Exceptions
- Java.lang Package Useful Resources
- Java.lang - Useful Resources
- Java.lang - Discussion
Java.lang.Class.getInterfaces() Method
Description
The java.lang.Class.getInterfaces() determines the interfaces implemented by the class or interface represented by this object.
Declaration
Following is the declaration for java.lang.Class.getInterfaces() method
public Class<?>[] getInterfaces()
Parameters
NA
Return Value
This method returns an array of interfaces implemented by this class.
Exception
NA
Example
The following example shows the usage of java.lang.Class.getInterfaces() method.
package com.tutorialspoint; import java.lang.*; import java.util.*; public class ClassDemo { public static void main(String[] args) { show(Thread.class); } public static void show(Class cls) { System.out.println("Class = " + cls.getName()); Class[] c = cls.getClasses(); System.out.println("Classes = " + Arrays.asList(c)); // returns an array of interfaces Class[] i = cls.getInterfaces(); System.out.println("Interfaces = " + Arrays.asList(i)); } }
Let us compile and run the above program, this will produce the following result −
Class = java.lang.Thread Classes = [interface java.lang.Thread$UncaughtExceptionHandler, class java.lang.Thread$State] Interfaces = [interface java.lang.Runnable]
java_lang_class.htm
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