#fixed code
                             @Override
	public boolean equals(Object o) {
		if (this == o) return true;
		if (o == null || getClass() != o.getClass()) return false;

		ScanParams that = (ScanParams) o;

		if (!Arrays.equals(packages, that.packages)) return false;
		if (matching != null ? !matching.equals(that.matching) : that.matching != null) return false;
		if (!Arrays.equals(annotated, that.annotated)) return false;
		if (classLoader != null ? !classLoader.equals(that.classLoader) : that.classLoader != null) return false;
		if (!Arrays.equals(classpath, that.classpath)) return false;
		return bytecodeFilter != null ? bytecodeFilter.equals(that.bytecodeFilter) : that.bytecodeFilter == null;
	}
#vulnerable code 
                             @Override
	public boolean equals(Object o) {
		if (this == o) return true;
		if (o == null || getClass() != o.getClass()) return false;

		ScanParams that = (ScanParams) o;

		if (!Arrays.equals(packages, that.packages)) return false;
		if (matching != null ? !matching.equals(that.matching) : that.matching != null) return false;
		if (!Arrays.equals(annotated, that.annotated)) return false;
		return classLoader != null ? classLoader.equals(that.classLoader) : that.classLoader == null;
	} 
                            #location 9 
                            #vulnerability type THREAD_SAFETY_VIOLATION