if (o1 instanceof Hour) { Hour h = (Hour) o1; result = getDay().compareTo(h.getDay()); if (result == 0) { result = this.hour - h.getHour(); } } // CASE 2 : Comparing to another TimePeriod object // ----------------------------------------------- else if (o1 instanceof RegularTimePeriod) { // more difficult case - evaluate later... result = 0; } // CASE 3 : Comparing to a non-TimePeriod object // --------------------------------------------- else { // consider time periods to be ordered after general objects result = 1; }
if (o1 instanceof Week) { Week w = (Week) o1; result = this.year - w.getYear().getYear(); if (result == 0) { result = this.week - w.getWeek(); } } // CASE 2 : Comparing to another TimePeriod object // ----------------------------------------------- else if (o1 instanceof RegularTimePeriod) { // more difficult case - evaluate later... result = 0; } // CASE 3 : Comparing to a non-TimePeriod object // --------------------------------------------- else { // consider time periods to be ordered after general objects result = 1; }
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/Hour.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/Week.java
Method name: int compareTo(Object) Method name: int compareTo(Object)
Number of AST nodes: 8 Number of AST nodes: 8
1
if (o1 instanceof Hour) {
1
if (o1 instanceof Week) {
2
            Hour h = (Hour) o1;
2
            Week w = (Week) o1;
3
            result = getDay().compareTo(h.getDay());
3
            result = this.year - w.getYear().getYear();
4
            if (result == 0) {
4
            if (result == 0) {
5
                result = this.hour - h.getHour();
5
                result = this.week - w.getWeek();
6
            }
6
            }
7
        }
7
        }
8
        // CASE 2 : Comparing to another TimePeriod object
8
        // CASE 2 : Comparing to another TimePeriod object
9
        // -----------------------------------------------
9
        // -----------------------------------------------
10
        else if (o1 instanceof RegularTimePeriod) {
10
        else if (o1 instanceof RegularTimePeriod) {
11
            // more difficult case - evaluate later...
11
            // more difficult case - evaluate later...
12
            result = 0;
12
            result = 0;
13
        }
13
        }
14
        // CASE 3 : Comparing to a non-TimePeriod object
14
        // CASE 3 : Comparing to a non-TimePeriod object
15
        // ---------------------------------------------
15
        // ---------------------------------------------
16
        else {
16
        else {
17
            // consider time periods to be ordered after general objects
17
            // consider time periods to be ordered after general objects
18
            result = 1;
18
            result = 1;
19
        }
19
        }
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons22
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    2
    if (o1 instanceof Hour)
    2
    if (o1 instanceof Hour)
    2
    if (o1 instanceof Week)
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Hourorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    2
    if (o1 instanceof Week)
    3
    Hour h = (Hour)o1;
    3
    Hour h = (Hour)o1;
    3
    Week w = (Week)o1;
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Hourorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    hwVARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    3
    Week w = (Week)o1;
    4
    result = getDay().compareTo(h.getDay());
    4
    result = getDay().compareTo(h.getDay());
    4
    result = this.year - w.getYear().getYear();
    Differences
    Expression1Expression2Difference
    getDay().compareTo(h.getDay())this.year - w.getYear().getYear()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression getDay().compareTo(h.getDay()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression this.year - w.getYear().getYear() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    result = this.year - w.getYear().getYear();
    5
    if (result == 0)
    5
    if (result == 0)
    6
    result = this.hour - h.getHour();
    6
    result = this.hour - h.getHour();
    6
    result = this.week - w.getWeek();
    Differences
    Expression1Expression2Difference
    hourweekVARIABLE_NAME_MISMATCH
    getHourgetWeekMETHOD_INVOCATION_NAME_MISMATCH
    hwVARIABLE_NAME_MISMATCH
    org.jfree.data.time.Hourorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression h.getHour() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression w.getWeek() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    result = this.week - w.getWeek();
    7
    else if (o1 instanceof RegularTimePeriod)
    7
    else if (o1 instanceof RegularTimePeriod)
    8
    result = 0;
    8
    result = 0;
    else
    else
    9
    result = 1;
    9
    result = 1;
    Precondition Violations (4)
    Row Violation
    1Expression getDay().compareTo(h.getDay()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression this.year - w.getYear().getYear() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression h.getHour() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression w.getWeek() cannot be parameterized, because it has dependencies to/from statements that will be extracted