if (obj == this) { return true; } if (!(obj instanceof TimePeriodValuesCollection)) { return false; } TimePeriodValuesCollection that = (TimePeriodValuesCollection) obj; if (this.domainIsPointsInTime != that.domainIsPointsInTime) { return false; } if (this.xPosition != that.xPosition) { return false; } if (!ObjectUtilities.equal(this.data, that.data)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof YWithXInterval)) { return false; } YWithXInterval that = (YWithXInterval) obj; if (this.y != that.y) { return false; } if (this.xLow != that.xLow) { return false; } if (this.xHigh != that.xHigh) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/TimePeriodValuesCollection.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/YWithXInterval.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 12 Number of AST nodes: 12
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof TimePeriodValuesCollection)) {
4
        if (!(obj instanceof YWithXInterval)) {
5
            return false;   
5
            return false;
6
        }
6
        }
7
        TimePeriodValuesCollection that = (TimePeriodValuesCollection) obj;
7
        
8
        if (this.domainIsPointsInTime != that.domainIsPointsInTime
8
YWithXInterval that = (YWithXInterval) obj;
9
) {
9
        if (this.y != that.y) {
10
            return false;   
10
            return false;
11
        }
11
        }
12
        if (this.xPosition != that.xPosition) {
12
        if (this.xLow != that.xLow) {
13
            return false;   
13
            return false;
14
        }
14
        }
15
        if (!ObjectUtilities.equal(this.data, that.data)) {
15
        if (this.xHigh != that.xHigh) {
16
            return false;
16
            return false;
17
        }
17
        }
18
        return true;
18
        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)2.2
Clones locationClones are in different classes
Number of node comparisons41
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.8
    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 TimePeriodValuesCollection))
    3
    if (!(obj instanceof TimePeriodValuesCollection))
    3
    if (!(obj instanceof YWithXInterval))
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.TimePeriodValuesCollectionorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.time.TimePeriodValuesCollection does not match with type org.jfree.data.xy.YWithXInterval
    • Make classes org.jfree.data.time.TimePeriodValuesCollection and org.jfree.data.xy.YWithXInterval extend a common superclass
    3
    if (!(obj instanceof YWithXInterval))
    4
    return false;
    4
    return false;
                                                                                          
    5
    YWithXInterval that = (YWithXInterval)obj;
    5
    TimePeriodValuesCollection that = (TimePeriodValuesCollection)obj;
                                                                                                                                          
    6
    if (this.domainIsPointsInTime != that.domainIsPointsInTime)
    6
    if (this.domainIsPointsInTime != that.domainIsPointsInTime)
    6
    if (this.y != that.y)
    Differences
    Expression1Expression2Difference
    domainIsPointsInTimeyVARIABLE_NAME_MISMATCH
    booleandoubleVARIABLE_TYPE_MISMATCH
    org.jfree.data.time.TimePeriodValuesCollectionorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    domainIsPointsInTimeyVARIABLE_NAME_MISMATCH
    booleandoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type boolean of variable this.domainIsPointsInTime does not match with type double of variable this.y
    Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.y
    • Make classes org.jfree.data.time.TimePeriodValuesCollection and org.jfree.data.xy.YWithXInterval extend a common superclass
    Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.y
    6
    if (this.y != that.y)
    7
    return false;
    7
    return false;
    8
    if (this.xPosition != that.xPosition)
    8
    if (this.xPosition != that.xPosition)
    8
    if (this.xLow != that.xLow)
    Differences
    Expression1Expression2Difference
    xPositionxLowVARIABLE_NAME_MISMATCH
    org.jfree.data.time.TimePeriodAnchordoubleVARIABLE_TYPE_MISMATCH
    org.jfree.data.time.TimePeriodValuesCollectionorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    xPositionxLowVARIABLE_NAME_MISMATCH
    org.jfree.data.time.TimePeriodAnchordoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.time.TimePeriodAnchor of variable this.xPosition does not match with type double of variable this.xLow
    Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.xLow
    • Make classes org.jfree.data.time.TimePeriodValuesCollection and org.jfree.data.xy.YWithXInterval extend a common superclass
    Expression that.xPosition cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.xLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.xLow
    8
    if (this.xLow != that.xLow)
    9
    return false;
    9
    return false;
    Precondition Violations (13)
    Row Violation
    1Type org.jfree.data.time.TimePeriodValuesCollection does not match with type org.jfree.data.xy.YWithXInterval
    2Type boolean of variable this.domainIsPointsInTime does not match with type double of variable this.y
    3Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.y
    4Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.y
    7Type org.jfree.data.time.TimePeriodAnchor of variable this.xPosition does not match with type double of variable this.xLow
    8Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.xLow
    9Expression that.xPosition cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.xLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.xLow
    12Not all possible execution flows end in a return statement
    13The refactoring of the clones is infeasible, because classes org.jfree.data.time.TimePeriodValuesCollection and org.jfree.data.xy.YWithXInterval do not have a common superclass