22 lines
540 B
Plaintext
22 lines
540 B
Plaintext
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There is no good reason to declare a field "public" and "static" without also declaring it "final". Most of the time this is a kludge to share a state among several objects. But with this approach, any object can do whatever it wants with the shared state, such as setting it to <code>null</code>.
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== Noncompliant Code Example
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----
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public class Greeter {
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public static Foo foo = new Foo();
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...
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}
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----
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== Compliant Solution
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----
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public class Greeter {
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public static final Foo FOO = new Foo();
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...
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}
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----
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include::../see.adoc[]
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