if (obj == this) { return true; } if (!(obj instanceof YInterval)) { return false; } YInterval that = (YInterval) obj; if (this.y != that.y) { return false; } if (this.yLow != that.yLow) { return false; } if (this.yHigh != that.yHigh) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof YWithXInterval)) { return false; } YWithXInterval that = (YWithXInterval) obj; if (this.y != that.y) { return false; } if (this.xLow != that.xLow) { return false; } if (this.xHigh != that.xHigh) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/xy/YInterval.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/YWithXInterval.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 12 Number of AST nodes: 12
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof YInterval)) {
4
        if (!(obj instanceof YWithXInterval)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        YInterval that = (YInterval) obj;
7
        YWithXInterval that = (YWithXInterval) obj;
8
        if (this.y != that.y) {
8
        if (this.y != that.y) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.yLow != that.yLow) {
11
        if (this.xLow != that.xLow) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        if (this.yHigh != that.yHigh) {
14
        if (this.xHigh != that.xHigh) {
15
            return false;
15
            return false;
16
        }
16
        }
17
        return true;
17
        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 comparisons53
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.1
    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 YInterval))
    3
    if (!(obj instanceof YInterval))
    3
    if (!(obj instanceof YWithXInterval))
    Differences
    Expression1Expression2Difference
    org.jfree.data.xy.YIntervalorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.xy.YInterval does not match with type org.jfree.data.xy.YWithXInterval
    • Make classes org.jfree.data.xy.YInterval and org.jfree.data.xy.YWithXInterval extend a common superclass
    3
    if (!(obj instanceof YWithXInterval))
    4
    return false;
    4
    return false;
                                                                                          
    5
    YWithXInterval that = (YWithXInterval)obj;
    5
    YInterval that = (YInterval)obj;
                                                                      
    6
    if (this.y != that.y)
    6
    if (this.y != that.y)
    6
    if (this.y != that.y)
    Differences
    Expression1Expression2Difference
    org.jfree.data.xy.YIntervalorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable that.y does not match with type double of variable that.y
    • Make classes org.jfree.data.xy.YInterval and org.jfree.data.xy.YWithXInterval extend a common superclass
    6
    if (this.y != that.y)
    7
    return false;
    7
    return false;
    8
    if (this.yLow != that.yLow)
    8
    if (this.yLow != that.yLow)
    8
    if (this.xLow != that.xLow)
    Differences
    Expression1Expression2Difference
    yLowxLowVARIABLE_NAME_MISMATCH
    org.jfree.data.xy.YIntervalorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    yLowxLowVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.yLow does not match with type double of variable that.xLow
    • Make classes org.jfree.data.xy.YInterval and org.jfree.data.xy.YWithXInterval extend a common superclass
    Expression that.yLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.xLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (this.xLow != that.xLow)
    9
    return false;
    9
    return false;
    10
    if (this.yHigh != that.yHigh)
    10
    if (this.yHigh != that.yHigh)
    10
    if (this.xHigh != that.xHigh)
    Differences
    Expression1Expression2Difference
    yHighxHighVARIABLE_NAME_MISMATCH
    org.jfree.data.xy.YIntervalorg.jfree.data.xy.YWithXIntervalVARIABLE_TYPE_MISMATCH
    yHighxHighVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.yHigh does not match with type double of variable that.xHigh
    • Make classes org.jfree.data.xy.YInterval and org.jfree.data.xy.YWithXInterval extend a common superclass
    Expression that.yHigh cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.xHigh cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (this.xHigh != that.xHigh)
    11
    return false;
    11
    return false;
    12
    return true;
    12
    return true;
    Precondition Violations (8)
    Row Violation
    1Type org.jfree.data.xy.YInterval does not match with type org.jfree.data.xy.YWithXInterval
    2Type double of variable that.y does not match with type double of variable that.y
    3Type double of variable that.yLow does not match with type double of variable that.xLow
    4Expression that.yLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.xLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type double of variable that.yHigh does not match with type double of variable that.xHigh
    7Expression that.yHigh cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression that.xHigh cannot be parameterized, because it has dependencies to/from statements that will be extracted