@Test void isNull() { Object object = null; assertTrue(this.objectTool.isNull(object)); }
public boolean isNull(Object object) { return object == null; }
ObjectTool extends ObjectUtils { public boolean isNull(Object object) { return object == null; } }
ObjectTool extends ObjectUtils { public boolean isNull(Object object) { return object == null; }  }
ObjectTool extends ObjectUtils { public boolean isNull(Object object) { return object == null; }  boolean isNull(Object object); boolean isNotNull(Object object); Object getNull(); }
ObjectTool extends ObjectUtils { public boolean isNull(Object object) { return object == null; }  boolean isNull(Object object); boolean isNotNull(Object object); Object getNull();  }