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Added 'final' to EasySound. #22

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Added 'final' to EasySound. #22

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ab24c3c
Finalized audioBytes in chapter05.morning.EasySound.
pumken Jan 27, 2023
94eed46
Finalized audioBytes in chapter05.morning.EasySound.
pumken Jan 27, 2023
ab77536
Merge remote-tracking branch 'origin/declare-props-final' into declar…
pumken Jan 27, 2023
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6 changes: 5 additions & 1 deletion src/main/java/chapter05/morning/EasySound.java
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,11 @@
public class EasySound
{
private SourceDataLine line = null;
private byte[] audioBytes;
// audioBytes is declared immutable by the final keyword. In Java, class properties declared immutable can be
// assigned only once. Generally, this should be done as much as possible. Also, final declares the reference
// immutable; the property cannot be reassigned by the object it points to can be changed (does not apply to
// primitives). For more about the final keyword, read https://en.wikipedia.org/wiki/Final_(Java)#Final_variables.
private final byte[] audioBytes;
private int numBytes;

public EasySound(String fileName)
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