@Test
public void printBinaryString(){

    int COUNT_BITS = Integer.SIZE - 3;

    int RUNNING    = -1 << COUNT_BITS;
    int SHUTDOWN   =  0 << COUNT_BITS;
    int STOP       =  1 << COUNT_BITS;
    int TIDYING    =  2 << COUNT_BITS;
    int TERMINATED =  3 << COUNT_BITS;

    System.out.println(getBinaryString(RUNNING,32));
    System.out.println(getBinaryString(SHUTDOWN,32));
    System.out.println(getBinaryString(STOP,32));
    System.out.println(getBinaryString(TIDYING,32));
    System.out.println(getBinaryString(TERMINATED,32));
}

private String getBinaryString(int a,int b){
    StringBuilder sb = new StringBuilder();
    for (int i = 1; i <= b; i++) {
        sb.append( a >> b-i & 1);
    }
    return sb.toString();
}