protected void setArrayEnd(String arrayEnd) {
        if (arrayEnd == null) {
            arrayEnd = "";
        }
        this.arrayEnd = arrayEnd;
    }
<p>Sets the array end text.</p>

<p><code>null</code> is accepted, but will be converted to
an empty String.</p>

@param arrayEnd  the new array end text
android/android_framework/base/src/main/java/lang3/builder/ToStringStyle.java