17 lines
459 B
Java
17 lines
459 B
Java
// collections/CompactConstructor.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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// {NewFeature} Since JDK 16
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record Point(int x, int y) {
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void assertPositive(int val) {
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if(val < 0)
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throw new IllegalArgumentException("negative");
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}
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Point { // Compact: No parameter list
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assertPositive(x);
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assertPositive(y);
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}
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}
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