src.samples.java.ex.ITC_Sample Maven / Gradle / Ivy

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An auxiliary findbugs.sourceforge.net plugin for java bug detectors that fall outside the narrow scope of detectors to be packaged with the product itself.

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package ex;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Vector;

@SuppressWarnings("all")
public class ITC_Sample {
    class A {

    }

    class B extends A {
    }

    class C extends A {
    }

    public String testOthers(List l) {
        if (l instanceof ArrayList)
            return (String) ((ArrayList) l).remove(0);
        else if (l instanceof LinkedList)
            return (String) ((LinkedList) l).removeFirst();
        else if (l instanceof Vector)
            return (String) ((Vector) l).remove(0);
        else
            return null;
    }

    public String testMine(A a) {
        if (a instanceof B)
            return "Yes";
        else if (a instanceof C)
            return "No";
        else
            return "Unknown";
    }
}