26 lines
647 B
Java
26 lines
647 B
Java
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// patterns/Macro.java
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// (c)2021 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://OnJava8.com for more book information.
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import java.util.*;
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public class Macro {
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public static void main(String[] args) {
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List<Runnable> macro = new ArrayList<>(
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Arrays.asList(
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() -> System.out.print("Hello "),
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() -> System.out.println("World! ")
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));
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macro.forEach(Runnable::run);
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macro.add(
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() -> System.out.print("I'm the command pattern!")
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);
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macro.forEach(Runnable::run);
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}
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}
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/* Output:
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Hello World!
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Hello World!
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I'm the command pattern!
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*/
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