if (obj == this) { return true; } if (!(obj instanceof AbstractXYAnnotation)) { return false; } AbstractXYAnnotation that = (AbstractXYAnnotation) obj; if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText)) { return false; } if (!ObjectUtilities.equal(this.url, that.url)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof XYDataItem)) { return false; } XYDataItem that = (XYDataItem) obj; if (!this.x.equals(that.x)) { return false; } if (!ObjectUtilities.equal(this.y, that.y)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/annotations/AbstractXYAnnotation.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/XYDataItem.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 AbstractXYAnnotation)) {
4
        if (!(obj instanceof XYDataItem)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        AbstractXYAnnotation that = (AbstractXYAnnotation) obj;
7
        XYDataItem that = (XYDataItem) obj;
8
        if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText)) {
8
        if (!this.x.equals(that.x)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (!ObjectUtilities.equal(this.url, that.url)) {
11
        if (!ObjectUtilities.equal(this.y, that.y)) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return true;
14
        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 comparisons41
  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)1.8
    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 AbstractXYAnnotation))
    3
    if (!(obj instanceof AbstractXYAnnotation))
    3
    if (!(obj instanceof XYDataItem))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.AbstractXYAnnotationorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.annotations.AbstractXYAnnotation does not match with type org.jfree.data.xy.XYDataItem
    • Make classes org.jfree.chart.annotations.AbstractXYAnnotation and org.jfree.data.xy.XYDataItem extend a common superclass
    3
    if (!(obj instanceof XYDataItem))
    4
    return false;
    4
    return false;
                                                                          
    5
    XYDataItem that = (XYDataItem)obj;
    5
    AbstractXYAnnotation that = (AbstractXYAnnotation)obj;
                                                                                                                  
    6
    if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText))
    6
    if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText))
    8
    if (!ObjectUtilities.equal(this.y, that.y))
    Differences
    Expression1Expression2Difference
    toolTipTextyVARIABLE_NAME_MISMATCH
    java.lang.Stringjava.lang.NumberVARIABLE_TYPE_MISMATCH
    org.jfree.chart.annotations.AbstractXYAnnotationorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    toolTipTextyVARIABLE_NAME_MISMATCH
    java.lang.Stringjava.lang.NumberVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String of variable this.toolTipText does not match with type java.lang.Number of variable this.y
    • Make classes java.lang.String and java.lang.Number extend a common superclass
    Type java.lang.String of variable that.toolTipText does not match with type java.lang.Number of variable that.y
    • Make classes org.jfree.chart.annotations.AbstractXYAnnotation and org.jfree.data.xy.XYDataItem extend a common superclass
    Expression that.toolTipText cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.lang.String of variable that.toolTipText does not match with type java.lang.Number of variable that.y
    • Make classes java.lang.String and java.lang.Number extend a common superclass
    8
    if (!ObjectUtilities.equal(this.y, that.y))
    7
    return false;
    9
    return false;
    8
    if (!ObjectUtilities.equal(this.url, that.url))
    8
    if (!ObjectUtilities.equal(this.url, that.url))
    6
    if (!this.x.equals(that.x))
    Differences
    Expression1Expression2Difference
    ObjectUtilities.equal(this.url,that.url)this.x.equals(that.x)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression ObjectUtilities.equal(this.url,that.url) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression this.x.equals(that.x) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (!this.x.equals(that.x))
    9
    return false;
    7
    return false;
    10
    return true;
    10
    return true;
    Precondition Violations (9)
    Row Violation
    1Type org.jfree.chart.annotations.AbstractXYAnnotation does not match with type org.jfree.data.xy.XYDataItem
    2Type java.lang.String of variable this.toolTipText does not match with type java.lang.Number of variable this.y
    3Type java.lang.String of variable that.toolTipText does not match with type java.lang.Number of variable that.y
    4Expression that.toolTipText cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type java.lang.String of variable that.toolTipText does not match with type java.lang.Number of variable that.y
    7Expression ObjectUtilities.equal(this.url,that.url) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression this.x.equals(that.x) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9The refactoring of the clones is infeasible, because classes org.jfree.chart.annotations.AbstractXYAnnotation and org.jfree.data.xy.XYDataItem do not have a common superclass