1370-3-10

if (this.equals(CategoryAnchor.START)) { return CategoryAnchor.START; } else if (this.equals(CategoryAnchor.MIDDLE)) { return CategoryAnchor.MIDDLE; } else if (this.equals(CategoryAnchor.END)) { return CategoryAnchor.END; }
if (this.equals(HistogramType.FREQUENCY)) { return HistogramType.FREQUENCY; } else if (this.equals(HistogramType.RELATIVE_FREQUENCY)) { return HistogramType.RELATIVE_FREQUENCY; } else if (this.equals(HistogramType.SCALE_AREA_TO_1)) { return HistogramType.SCALE_AREA_TO_1; }

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/CategoryAnchor.java |  | File path: /jfreechart-1.0.10/src/org/jfree/data/statistics/HistogramType.java
Method name: `Object readResolve()` |  | Method name: `Object readResolve()`
Number of AST nodes: 6 |  | Number of AST nodes: 6

1

    if (this.equals(CategoryAnchor.START)) {↵

1

    if (this.equals(HistogramType.FREQUENCY)) {↵

2

                return CategoryAnchor.START;↵

2

                return HistogramType.FREQUENCY;↵

3

            }↵

3

            }↵

4

            else if (this.equals(CategoryAnchor.MIDDLE)) {↵

4

            else if (this.equals(↵

5

                return CategoryAnchor.MIDDLE↵

5

    HistogramType.RELATIVE_FREQUENCY)) {↵

6

    ;↵

6

                return HistogramType.RELATIVE_FREQUENCY;↵

7

            }    ↵

7

            }↵

8

            else if (this.equals(CategoryAnchor.END)) {↵

8

            else if (this.equals(↵

9

                return CategoryAnchor.END↵

9

    HistogramType.SCALE_AREA_TO_1)) {↵

10

    ;↵

10

                return HistogramType.SCALE_AREA_TO_1;↵

11

            }

11

            }

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.6
Clones location | Clones are in different classes
Number of node comparisons | 27

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 3
   Number of unmapped statements in the first code fragment | 3
   Number of unmapped statements in the second code fragment | 3
   Time elapsed for statement mapping (ms) | 0.8
   Clone type | Type 2

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       if (this.equals(CategoryAnchor.START))

   1 | if (this.equals(CategoryAnchor.START))
   1 | if (this.equals(HistogramType.FREQUENCY))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH
   START | FREQUENCY | VARIABLE_NAME_MISMATCH
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.START does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.FREQUENCY
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   1

       if (this.equals(HistogramType.FREQUENCY))

   2 | return HistogramType.FREQUENCY;

   Preondition Violations
   Unmatched return HistogramType.FREQUENCY;

   2

       return HistogramType.FREQUENCY;

   2

       return CategoryAnchor.START;

   2 | return CategoryAnchor.START;

   Preondition Violations
   Unmatched return CategoryAnchor.START;

   3

       else if (this.equals(CategoryAnchor.MIDDLE))

   3 | else if (this.equals(CategoryAnchor.MIDDLE))
   3 | else if (this.equals(HistogramType.RELATIVE_FREQUENCY))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH
   MIDDLE | RELATIVE_FREQUENCY | VARIABLE_NAME_MISMATCH
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.MIDDLE does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.RELATIVE_FREQUENCY
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   3

       else if (this.equals(HistogramType.RELATIVE_FREQUENCY))

   4 | return HistogramType.RELATIVE_FREQUENCY;

   Preondition Violations
   Unmatched return HistogramType.RELATIVE_FREQUENCY;

   4

       return HistogramType.RELATIVE_FREQUENCY;

   4

       return CategoryAnchor.MIDDLE;

   4 | return CategoryAnchor.MIDDLE;

   Preondition Violations
   Unmatched return CategoryAnchor.MIDDLE;

   5

       else if (this.equals(CategoryAnchor.END))

   5 | else if (this.equals(CategoryAnchor.END))
   5 | else if (this.equals(HistogramType.SCALE_AREA_TO_1))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH
   END | SCALE_AREA_TO_1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.axis.CategoryAnchor | org.jfree.data.statistics.HistogramType | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.END does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.SCALE_AREA_TO_1
   - Make classes org.jfree.chart.axis.CategoryAnchor and org.jfree.data.statistics.HistogramType extend a common superclass

   5

       else if (this.equals(HistogramType.SCALE_AREA_TO_1))

   6 | return HistogramType.SCALE_AREA_TO_1;

   Preondition Violations
   Unmatched return HistogramType.SCALE_AREA_TO_1;

   6

       return HistogramType.SCALE_AREA_TO_1;

   6

       return CategoryAnchor.END;

   6 | return CategoryAnchor.END;

   Preondition Violations
   Unmatched return CategoryAnchor.END;

   Precondition Violations (12)
   Row | Violation
   --- | ---
   1 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   2 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.START does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.FREQUENCY
   3 | Unmatched return HistogramType.FREQUENCY;
   4 | Unmatched return CategoryAnchor.START;
   5 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   6 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.MIDDLE does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.RELATIVE_FREQUENCY
   7 | Unmatched return HistogramType.RELATIVE_FREQUENCY;
   8 | Unmatched return CategoryAnchor.MIDDLE;
   9 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType
   10 | Type org.jfree.chart.axis.CategoryAnchor of variable CategoryAnchor.END does not match with type org.jfree.data.statistics.HistogramType of variable HistogramType.SCALE_AREA_TO_1
   11 | Unmatched return HistogramType.SCALE_AREA_TO_1;
   12 | Unmatched return CategoryAnchor.END;