if (obj == this) { return true; } if (!(obj instanceof Minute)) { return false; } Minute that = (Minute) obj; if (this.minute != that.minute) { return false; } if (this.hour != that.hour) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof Week)) { return false; } Week that = (Week) obj; if (this.week != that.week) { return false; } if (this.year != that.year) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/Minute.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/Week.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof Minute)) {
4
        if (!(obj instanceof Week)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        Minute that = (Minute) obj;
7
        Week that = (Week) obj;
8
        if (this.minute != that.minute) {
8
        if (this.week != that.week) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.hour != that.hour) {
11
        if (this.year != that.year) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return true;
14
        return true;
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)1.5
Clones locationClones are in different classes having the same super class
Number of node comparisons35
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj == this)
    1
    if (obj == this)
    2
    return true;
    2
    return true;
    3
    if (!(obj instanceof Minute))
    3
    if (!(obj instanceof Minute))
    3
    if (!(obj instanceof Week))
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof Week))
    4
    return false;
    4
    return false;
    5
    Minute that = (Minute)obj;
    5
    Minute that = (Minute)obj;
    5
    Week that = (Week)obj;
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    5
    Week that = (Week)obj;
    6
    if (this.minute != that.minute)
    6
    if (this.minute != that.minute)
    6
    if (this.week != that.week)
    Differences
    Expression1Expression2Difference
    minuteweekVARIABLE_NAME_MISMATCH
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    minuteweekVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression that.minute cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.week cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (this.week != that.week)
    7
    return false;
    7
    return false;
    8
    if (this.hour != that.hour)
    8
    if (this.hour != that.hour)
    8
    if (this.year != that.year)
    Differences
    Expression1Expression2Difference
    houryearVARIABLE_NAME_MISMATCH
    byteshortVARIABLE_TYPE_MISMATCH
    org.jfree.data.time.Minuteorg.jfree.data.time.WeekSUBCLASS_TYPE_MISMATCH
    houryearVARIABLE_NAME_MISMATCH
    byteshortVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type byte of variable this.hour does not match with type short of variable this.year
    Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.year cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type byte of variable that.hour does not match with type short of variable that.year
    8
    if (this.year != that.year)
    9
    return false;
    9
    return false;
    10
    return true;
    10
    return true;
    Precondition Violations (6)
    Row Violation
    1Expression that.minute cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression that.week cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Type byte of variable this.hour does not match with type short of variable this.year
    4Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.year cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type byte of variable that.hour does not match with type short of variable that.year