if (obj == this) { return true; } if (!(obj instanceof TaskSeries)) { return false; } if (!super.equals(obj)) { return false; } TaskSeries that = (TaskSeries) obj; if (!this.tasks.equals(that.tasks)) { return false; } return true;
if (this == obj) { return true; } if (!(obj instanceof DefaultWindDataset)) { return false; } DefaultWindDataset that = (DefaultWindDataset) obj; if (!this.seriesKeys.equals(that.seriesKeys)) { return false; } if (!this.allSeriesData.equals(that.allSeriesData)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/gantt/TaskSeries.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/DefaultWindDataset.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 (this == obj) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof TaskSeries)) {
4
        if (!(obj instanceof DefaultWindDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        
8
            return false;
9
        }
10
        TaskSeries that = (TaskSeries) obj;
11
        if (!this.tasks.equals(that.tasks
8
DefaultWindDataset that = (DefaultWindDataset) obj;
9
        if (!this.seriesKeys.equals(that.seriesKeys)) {
10
            return false;
11
        }
12
)) {
12
        if (!this.allSeriesData.equals(that.allSeriesData)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        return true;
15
        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)1.4
Clones locationClones are in different classes
Number of node comparisons35
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)3.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    if (!(obj instanceof TaskSeries))
    3
    if (!(obj instanceof TaskSeries))
    3
    if (!(obj instanceof DefaultWindDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.data.gantt.TaskSeriesorg.jfree.data.xy.DefaultWindDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.gantt.TaskSeries does not match with type org.jfree.data.xy.DefaultWindDataset
    • Make classes org.jfree.data.gantt.TaskSeries and org.jfree.data.xy.DefaultWindDataset extend a common superclass
    3
    if (!(obj instanceof DefaultWindDataset))
    4
    return false;
    4
    return false;
                                                                                                          
    5
    DefaultWindDataset that = (DefaultWindDataset)obj;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    6
    if (!this.seriesKeys.equals(that.seriesKeys))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.seriesKeys.equals(that.seriesKeys)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.seriesKeys.equals(that.seriesKeys) 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
    6
    if (!this.seriesKeys.equals(that.seriesKeys))
    6
    return false;
    7
    return false;
    7
    TaskSeries that = (TaskSeries)obj;
                                                                          
    8
    if (!this.tasks.equals(that.tasks))
    8
    if (!this.tasks.equals(that.tasks))
    8
    if (!this.allSeriesData.equals(that.allSeriesData))
    Differences
    Expression1Expression2Difference
    org.jfree.data.gantt.TaskSeriesorg.jfree.data.xy.DefaultWindDatasetVARIABLE_TYPE_MISMATCH
    tasksallSeriesDataVARIABLE_NAME_MISMATCH
    tasksallSeriesDataVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type java.util.List of variable that.tasks does not match with type java.util.List of variable that.allSeriesData
    • Make classes org.jfree.data.gantt.TaskSeries and org.jfree.data.xy.DefaultWindDataset extend a common superclass
    Expression that.tasks cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.allSeriesData cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (!this.allSeriesData.equals(that.allSeriesData))
    9
    return false;
    9
    return false;
    Precondition Violations (7)
    Row Violation
    1Type org.jfree.data.gantt.TaskSeries does not match with type org.jfree.data.xy.DefaultWindDataset
    2Expression this.seriesKeys.equals(that.seriesKeys) 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 java.util.List of variable that.tasks does not match with type java.util.List of variable that.allSeriesData
    5Expression that.tasks cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.allSeriesData cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Not all possible execution flows end in a return statement