if (obj == this) { return true; } if (!(obj instanceof DateTickUnit)) { return false; } if (!super.equals(obj)) { return false; } DateTickUnit that = (DateTickUnit) obj; if (this.unit != that.unit) { return false; } if (this.count != that.count) { return false; } if (!ObjectUtilities.equal(this.formatter, that.formatter)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof LogFormat)) { return false; } LogFormat that = (LogFormat) obj; if (this.base != that.base) { return false; } if (!this.baseLabel.equals(that.baseLabel)) { return false; } if (this.baseLog != that.baseLog) { return false; } if (this.showBase != that.showBase) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/DateTickUnit.java File path: /jfreechart-1.0.10/src/org/jfree/chart/util/LogFormat.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 14 Number of AST nodes: 14
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof DateTickUnit)) {
4
        if (!(obj instanceof LogFormat)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)
7
        LogFormat that = (LogFormat) obj;
8
) {
8
        if (this.base != that.base) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        DateTickUnit that = (DateTickUnit) obj;
12
        if (this.unit != that.unit) {
11
        if (!this.baseLabel.equals(that.baseLabel)) {
13
            return false;
12
            return false;
14
        }
13
        }
15
        if (this.count != that.count) {
14
        if (this.baseLog != that.baseLog) {
16
            return false;
15
            return false;
17
        }
16
        }
18
        if (!ObjectUtilities.equal(this.formatter, that.formatter)) {
17
        if (this.showBase != that.showBase) {
19
            return false;
18
            return false;
20
        }
19
        }
21
        return true;
20
        return super.equals(obj);
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)2.0
Clones locationClones are in different classes
Number of node comparisons58
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.5
    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 DateTickUnit))
    3
    if (!(obj instanceof DateTickUnit))
    3
    if (!(obj instanceof LogFormat))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.util.LogFormatVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.chart.util.LogFormat
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.util.LogFormat extend a common superclass
    3
    if (!(obj instanceof LogFormat))
    4
    return false;
    4
    return false;
                                                                      
    5
    LogFormat that = (LogFormat)obj;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    8
    if (!this.baseLabel.equals(that.baseLabel))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.baseLabel.equals(that.baseLabel)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.baseLabel.equals(that.baseLabel) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Super method call if(!super.equals(obj)) cannot be extracted from method
    8
    if (!this.baseLabel.equals(that.baseLabel))
    6
    return false;
    9
    return false;
    7
    DateTickUnit that = (DateTickUnit)obj;
                                                                                  
    8
    if (this.unit != that.unit)
    8
    if (this.unit != that.unit)
    6
    if (this.base != that.base)
    Differences
    Expression1Expression2Difference
    unitbaseVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.util.LogFormatVARIABLE_TYPE_MISMATCH
    unitbaseVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.unit does not match with type double of variable this.base
    Type int of variable that.unit does not match with type double of variable that.base
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.util.LogFormat extend a common superclass
    Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.base cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.unit does not match with type double of variable that.base
    6
    if (this.base != that.base)
    9
    return false;
    7
    return false;
    10
    if (this.count != that.count)
    10
    if (this.count != that.count)
    10
    if (this.baseLog != that.baseLog)
    Differences
    Expression1Expression2Difference
    countbaseLogVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.util.LogFormatVARIABLE_TYPE_MISMATCH
    countbaseLogVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.count does not match with type double of variable this.baseLog
    Type int of variable that.count does not match with type double of variable that.baseLog
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.util.LogFormat extend a common superclass
    Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.baseLog cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.count does not match with type double of variable that.baseLog
    10
    if (this.baseLog != that.baseLog)
    11
    return false;
    11
    return false;
    Precondition Violations (15)
    Row Violation
    1Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.chart.util.LogFormat
    2Expression this.baseLabel.equals(that.baseLabel) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Super method call if(!super.equals(obj)) cannot be extracted from method
    4Type int of variable this.unit does not match with type double of variable this.base
    5Type int of variable that.unit does not match with type double of variable that.base
    6Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.base cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type int of variable that.unit does not match with type double of variable that.base
    9Type int of variable this.count does not match with type double of variable this.baseLog
    10Type int of variable that.count does not match with type double of variable that.baseLog
    11Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression that.baseLog cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Type int of variable that.count does not match with type double of variable that.baseLog
    14Not all possible execution flows end in a return statement
    15The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.util.LogFormat do not have a common superclass