if (obj == this) { return true; } if (!(obj instanceof KeyedValues)) { return false; } KeyedValues that = (KeyedValues) obj; int count = getItemCount(); if (count != that.getItemCount()) { return false; } for (int i = 0; i < count; i++) { Comparable k1 = getKey(i); Comparable k2 = that.getKey(i); if (!k1.equals(k2)) { return false; } Number v1 = getValue(i); Number v2 = that.getValue(i); if (v1 == null) { if (v2 != null) { return false; } } else { if (!v1.equals(v2)) { return false; } } } return true;
if (obj == this) { return true; } if (!(obj instanceof PieDataset)) { return false; } PieDataset that = (PieDataset) obj; int count = getItemCount(); if (that.getItemCount() != count) { return false; } for (int i = 0; i < count; i++) { Comparable k1 = getKey(i); Comparable k2 = that.getKey(i); if (!k1.equals(k2)) { return false; } Number v1 = getValue(i); Number v2 = that.getValue(i); if (v1 == null) { if (v2 != null) { return false; } } else { if (!v1.equals(v2)) { return false; } } } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/DefaultKeyedValues.java File path: /jfreechart-1.0.10/src/org/jfree/data/general/DefaultPieDataset.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 21 Number of AST nodes: 21
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof KeyedValues)) {
4
        if (!(obj instanceof PieDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        KeyedValues that = (KeyedValues) obj;
7
        PieDataset that = (PieDataset) obj;
8
        int count = getItemCount();
8
        int count = getItemCount();
9
        if (count != that.getItemCount()) {
9
        if (that.getItemCount() != count) {
10
            return false;
10
            return false;
11
        }
11
        }
12
        for (int i = 0; i < count; i++) {
12
        for (int i = 0; i < count; i++) {
13
            Comparable k1 = getKey(i);
13
            Comparable k1 = getKey(i);
14
            Comparable k2 = that.getKey(i);
14
            Comparable k2 = that.getKey(i);
15
            if (!k1.equals(k2)) {
15
            if (!k1.equals(k2)) {
16
                return false;
16
                return false;
17
            }
17
            }
18
            Number v1 = getValue(i);
18
            Number v1 = getValue(i);
19
            Number v2 = that.getValue(i);
19
            Number v2 = that.getValue(i);
20
            if (v1 == null) {
20
            if (v1 == null) {
21
                if (v2 != null) {
21
                if (v2 != null) {
22
                    return false;
22
                    return false;
23
                }
23
                }
24
            }
24
            }
25
            else {
25
            else {
26
                if (!v1.equals(v2)) {
26
                if (!v1.equals(v2)) {
27
                    return false;
27
                    return false;
28
                }
28
                }
29
            }
29
            }
30
        }
30
        }
31
        return true;
31
        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)1.1
Clones locationClones are in different classes
Number of node comparisons68
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements21
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)7.8
    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 KeyedValues))
    3
    if (!(obj instanceof KeyedValues))
    3
    if (!(obj instanceof PieDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof PieDataset))
    4
    return false;
    4
    return false;
    5
    KeyedValues that = (KeyedValues)obj;
    5
    KeyedValues that = (KeyedValues)obj;
    5
    PieDataset that = (PieDataset)obj;
    Differences
    Expression1Expression2Difference
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    5
    PieDataset that = (PieDataset)obj;
    6
    int count = getItemCount();
    6
    int count = getItemCount();
    7
    if (count != that.getItemCount())
    7
    if (count != that.getItemCount())
    7
    if (that.getItemCount() != count)
    Differences
    Expression1Expression2Difference
    countthat.getItemCount()TYPE_COMPATIBLE_REPLACEMENT
    that.getItemCount()countTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.getItemCount() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.getItemCount() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7
    if (that.getItemCount() != count)
    8
    return false;
    8
    return false;
    9
    for (int i = 0; i < count; i++)
    9
    for (int i = 0; i < count; i++)
    10
    Comparable k1 = getKey(i);
    10
    Comparable k1 = getKey(i);
    11
    Comparable k2 = that.getKey(i);
    11
    Comparable k2 = that.getKey(i);
    11
    Comparable k2 = that.getKey(i);
    Differences
    Expression1Expression2Difference
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    11
    Comparable k2 = that.getKey(i);
    12
    if (!k1.equals(k2))
    12
    if (!k1.equals(k2))
    13
    return false;
    13
    return false;
    14
    Number v1 = getValue(i);
    14
    Number v1 = getValue(i);
    15
    Number v2 = that.getValue(i);
    15
    Number v2 = that.getValue(i);
    15
    Number v2 = that.getValue(i);
    Differences
    Expression1Expression2Difference
    org.jfree.data.KeyedValuesorg.jfree.data.general.PieDatasetSUBCLASS_TYPE_MISMATCH
    15
    Number v2 = that.getValue(i);
    16
    if (v1 == null)
    16
    if (v1 == null)
    17
    if (v2 != null)
    17
    if (v2 != null)
    18
    return false;
    18
    return false;
    else
    else
    19
    if (!v1.equals(v2))
    19
    if (!v1.equals(v2))
    20
    return false;
    20
    return false;
    21
    return true;
    21
    return true;
    Precondition Violations (5)
    Row Violation
    1Expression count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression that.getItemCount() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression that.getItemCount() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5The refactoring of the clones is infeasible, because classes org.jfree.data.DefaultKeyedValues and org.jfree.data.general.DefaultPieDataset do not have a common superclass