if (obj == this) { return true; } if (!(obj instanceof TimeSeriesCollection)) { return false; } TimeSeriesCollection that = (TimeSeriesCollection) obj; if (this.xPosition != that.xPosition) { return false; } if (this.domainIsPointsInTime != that.domainIsPointsInTime) { return false; } if (!ObjectUtilities.equal(this.data, that.data)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof YInterval)) { return false; } YInterval that = (YInterval) obj; if (this.y != that.y) { return false; } if (this.yLow != that.yLow) { return false; } if (this.yHigh != that.yHigh) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/TimeSeriesCollection.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/YInterval.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 TimeSeriesCollection)) {
4
        if (!(obj instanceof YInterval)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        TimeSeriesCollection that = (TimeSeriesCollection) obj;
7
        
8
        if (this.xPosition != that.xPosition
8
YInterval that = (YInterval) obj;
9
) {
9
        if (this.y != that.y) {
10
            return false;
10
            return false;
11
        }
11
        }
12
        if (this.domainIsPointsInTime != that.domainIsPointsInTime) {
12
        if (this.yLow != that.yLow) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (!ObjectUtilities.equal(this.data, that.data)) {
15
        if (this.yHigh != that.yHigh) {
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)2.7
    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 TimeSeriesCollection))
    3
    if (!(obj instanceof TimeSeriesCollection))
    3
    if (!(obj instanceof YInterval))
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.TimeSeriesCollectionorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.time.TimeSeriesCollection does not match with type org.jfree.data.xy.YInterval
    • Make classes org.jfree.data.time.TimeSeriesCollection and org.jfree.data.xy.YInterval extend a common superclass
    3
    if (!(obj instanceof YInterval))
    4
    return false;
    4
    return false;
                                                                      
    5
    YInterval that = (YInterval)obj;
    5
    TimeSeriesCollection that = (TimeSeriesCollection)obj;
                                                                                                                  
    6
    if (this.xPosition != that.xPosition)
    6
    if (this.xPosition != that.xPosition)
    6
    if (this.y != that.y)
    Differences
    Expression1Expression2Difference
    xPositionyVARIABLE_NAME_MISMATCH
    org.jfree.data.time.TimePeriodAnchordoubleVARIABLE_TYPE_MISMATCH
    org.jfree.data.time.TimeSeriesCollectionorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    xPositionyVARIABLE_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.y
    Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.y
    • Make classes org.jfree.data.time.TimeSeriesCollection and org.jfree.data.xy.YInterval extend a common superclass
    Expression that.xPosition 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 org.jfree.data.time.TimePeriodAnchor of variable that.xPosition 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.domainIsPointsInTime != that.domainIsPointsInTime)
    8
    if (this.domainIsPointsInTime != that.domainIsPointsInTime)
    8
    if (this.yLow != that.yLow)
    Differences
    Expression1Expression2Difference
    domainIsPointsInTimeyLowVARIABLE_NAME_MISMATCH
    booleandoubleVARIABLE_TYPE_MISMATCH
    org.jfree.data.time.TimeSeriesCollectionorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    domainIsPointsInTimeyLowVARIABLE_NAME_MISMATCH
    booleandoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type boolean of variable this.domainIsPointsInTime does not match with type double of variable this.yLow
    Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.yLow
    • Make classes org.jfree.data.time.TimeSeriesCollection and org.jfree.data.xy.YInterval extend a common superclass
    Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.yLow 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.yLow
    8
    if (this.yLow != that.yLow)
    9
    return false;
    9
    return false;
    Precondition Violations (13)
    Row Violation
    1Type org.jfree.data.time.TimeSeriesCollection does not match with type org.jfree.data.xy.YInterval
    2Type org.jfree.data.time.TimePeriodAnchor of variable this.xPosition does not match with type double of variable this.y
    3Type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.y
    4Expression that.xPosition 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 org.jfree.data.time.TimePeriodAnchor of variable that.xPosition does not match with type double of variable that.y
    7Type boolean of variable this.domainIsPointsInTime does not match with type double of variable this.yLow
    8Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.yLow
    9Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.yLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type boolean of variable that.domainIsPointsInTime does not match with type double of variable that.yLow
    12Not all possible execution flows end in a return statement
    13The refactoring of the clones is infeasible, because classes org.jfree.data.time.TimeSeriesCollection and org.jfree.data.xy.YInterval do not have a common superclass