if (obj == this) { return true; } if (!(obj instanceof GridArrangement)) { return false; } GridArrangement that = (GridArrangement) obj; if (this.columns != that.columns) { return false; } if (this.rows != that.rows) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof VectorRenderer)) { return false; } VectorRenderer that = (VectorRenderer) obj; if (this.baseLength != that.baseLength) { return false; } if (this.headLength != that.headLength) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/block/GridArrangement.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/VectorRenderer.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 (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof GridArrangement)) {
4
        if (!(obj instanceof VectorRenderer)) {
5
            return false;   
5
            return false;
6
        }
6
        }
7
        GridArrangement that = (GridArrangement) obj;
7
        VectorRenderer that = (VectorRenderer) obj;
8
        if (this.columns != that.columns) {
8
        if (this.baseLength != that.baseLength) {
9
            return false;   
9
            return false;
10
        }
10
        }
11
        if (this.rows != that.rows) {
11
        if (this.headLength != that.headLength) {
12
            return false;   
12
            return false;
13
        }
13
        }
14
        return true;
14
        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)1.2
Clones locationClones are in different classes
Number of node comparisons35
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.2
    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 GridArrangement))
    3
    if (!(obj instanceof GridArrangement))
    3
    if (!(obj instanceof VectorRenderer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.GridArrangementorg.jfree.chart.renderer.xy.VectorRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.block.GridArrangement does not match with type org.jfree.chart.renderer.xy.VectorRenderer
    • Make classes org.jfree.chart.block.GridArrangement and org.jfree.chart.renderer.xy.VectorRenderer extend a common superclass
    3
    if (!(obj instanceof VectorRenderer))
    4
    return false;
    4
    return false;
                                                                                          
    5
    VectorRenderer that = (VectorRenderer)obj;
    5
    GridArrangement that = (GridArrangement)obj;
                                                                                              
    6
    if (this.columns != that.columns)
    6
    if (this.columns != that.columns)
    6
    if (this.baseLength != that.baseLength)
    Differences
    Expression1Expression2Difference
    columnsbaseLengthVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.block.GridArrangementorg.jfree.chart.renderer.xy.VectorRendererVARIABLE_TYPE_MISMATCH
    columnsbaseLengthVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.columns does not match with type double of variable this.baseLength
    Type int of variable that.columns does not match with type double of variable that.baseLength
    • Make classes org.jfree.chart.block.GridArrangement and org.jfree.chart.renderer.xy.VectorRenderer extend a common superclass
    Expression that.columns cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.baseLength cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.columns does not match with type double of variable that.baseLength
    6
    if (this.baseLength != that.baseLength)
    7
    return false;
    7
    return false;
    8
    if (this.rows != that.rows)
    8
    if (this.rows != that.rows)
    8
    if (this.headLength != that.headLength)
    Differences
    Expression1Expression2Difference
    rowsheadLengthVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.block.GridArrangementorg.jfree.chart.renderer.xy.VectorRendererVARIABLE_TYPE_MISMATCH
    rowsheadLengthVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.rows does not match with type double of variable this.headLength
    Type int of variable that.rows does not match with type double of variable that.headLength
    • Make classes org.jfree.chart.block.GridArrangement and org.jfree.chart.renderer.xy.VectorRenderer extend a common superclass
    Expression that.rows cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.headLength cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.rows does not match with type double of variable that.headLength
    8
    if (this.headLength != that.headLength)
    9
    return false;
    9
    return false;
    10
    return true;
    10
    return true;
    10
    return super.equals(obj);
    Differences
    Expression1Expression2Difference
    truesuper.equals(obj)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    10
    return super.equals(obj);
    Precondition Violations (13)
    Row Violation
    1Type org.jfree.chart.block.GridArrangement does not match with type org.jfree.chart.renderer.xy.VectorRenderer
    2Type int of variable this.columns does not match with type double of variable this.baseLength
    3Type int of variable that.columns does not match with type double of variable that.baseLength
    4Expression that.columns cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.baseLength cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type int of variable that.columns does not match with type double of variable that.baseLength
    7Type int of variable this.rows does not match with type double of variable this.headLength
    8Type int of variable that.rows does not match with type double of variable that.headLength
    9Expression that.rows cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.headLength cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type int of variable that.rows does not match with type double of variable that.headLength
    12Super method call return super.equals(obj); cannot be extracted from method
    13The refactoring of the clones is infeasible, because classes org.jfree.chart.block.GridArrangement and org.jfree.chart.renderer.xy.VectorRenderer do not have a common superclass