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Java


JAVA.FUNCS.EF : Explicit Finalize (Java)

Summary

An object explicitly calls the finalize() method. This means finalize() is called more than once, because it is also called implicitly during garbage collection.

Properties

Class Name Explicit Finalize (Java)
Significance reliability
Mnemonic JAVA.FUNCS.EF
Categories
CWE CWE:586 Explicit Call to Finalize()
Availability Available for Java and Kotlin.
Enabling Checks for this warning class are enabled by default. To disable them, add the following WARNING_FILTER rule to the project configuration file.
WARNING_FILTER += discard class="Explicit Finalize (Java)"

Example

public class ExplicitFinalize {
    public void myMethod() throws Throwable {
        MyObject obj = new MyObject();

        try
        {
            obj.sayHello();
        }
        catch (Exception exception)
        {
            IO.writeLine("An error occurred.");
        }
        finally
        {
            obj.finalize(); // 'Explicit Finalize (Java)' warning issued here
        }
    }

Resolution

Avoid explicit calls to finalize().

Relevant Configuration File Parameters

The following configuration file parameters affect checks for this warning class.

 

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