src.samples.java.ex.DWI_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.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArrayList;

public class DWI_Sample {
    Set avail;
    List cow = new CopyOnWriteArrayList();

    public void deleteOdds(Set bagOInts) {
        Iterator it = bagOInts.iterator();
        while (it.hasNext()) {
            Integer i = it.next();
            if ((i.intValue() & 0x01) == 1) {
                bagOInts.remove(i);
            }
        }
    }

    void concurrentModificaitonExceptionTest352() {
        ArrayList list = new ArrayList();
        list.add(2);
        Iterator iterator = list.iterator();
        while (iterator.hasNext()) {
            Integer integer = iterator.next();
            list.remove(integer);
        }
    }

    public void addIf(Set s, Collection c) {
        for (String ss : s) {
            if (ss.equals("addem")) {
                s.addAll(c);
            }
        }
    }

    public void fpUnaliased() {
        Iterator it = avail.iterator();
        avail = new HashSet();

        while (it.hasNext()) {
            avail.add(it.next() + "booya");
        }
    }

    public void fpWithBreak(Set ss) {
        for (String s : ss) {
            if (s.equals("foo")) {
                ss.remove("foo");
                break;
            }
        }
    }

    public void fpClearWithBreak(Set ss) {
        for (String s : ss) {
            if (s.equals("foo")) {
                ss.clear();
                break;
            }
        }
    }

    public void fpRemoveWithReturn(Set ss) {
        for (String s : ss) {
            if (s.equals("foo")) {
                ss.remove("foo");
                return;
            }
        }
    }

    public boolean fpRemoveWithReturn2(Set ss) {
        for (String s : ss) {
            if (s.equals("foo")) {
                ss.remove("foo");
                return true;
            }
        }

        return false;
    }

    public void fpNonCMECollection() {
        for (String s : cow) {
            if (s.isEmpty()) {
                cow.remove(s);
            }
        }
    }
}