ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ"); ComparableObjectItem item2 = null; try { item2 = (ComparableObjectItem) item1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(item1 != item2); assertTrue(item1.getClass() == item2.getClass()); assertTrue(item1.equals(item2));
XYSeries s1 = new XYSeries("Series"); s1.add(1.0, 1.1); XYSeries s2 = null; try { s2 = (XYSeries) s1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/ComparableObjectItemTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/XYSeriesTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 8
1
ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), 
2
                "XYZ");
3
        ComparableObjectItem item
1
XYSeries s1 = new XYSeries("Series");
2
        s1.add(1.0, 1.1);
4
2 = null;
3
        XYSeries s2 = null;
5
        try {
4
        try {
6
            item2 = (ComparableObjectItem) item1.clone();
5
            s2 = (XYSeries) s1.clone();
7
        }
6
        }
8
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
9
            e.printStackTrace();
8
            e.printStackTrace();
10
        }
9
        }
11
        assertTrue(item1 != item2);
10
        assertTrue(s1 != s2);
12
        assertTrue(item1.getClass() == item2.getClass());
11
        assertTrue(s1.getClass() == s2.getClass());
13
        assertTrue(item1.equals(item2));
12
        assertTrue(s1.equals(s2));
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons34
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)3.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                
    1
    XYSeries s1 = new XYSeries("Series");
    Preondition Violations
    Unmatched statement XYSeries s1=new XYSeries("Series"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    XYSeries s1 = new XYSeries("Series");
    1
    ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ");
    1
    ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ");
    Preondition Violations
    Unmatched statement ComparableObjectItem item1=new ComparableObjectItem(new Integer(1),"XYZ"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                              
                                          
    2
    s1.add(1.0, 1.1);
    Preondition Violations
    Unmatched statement s1.add(1.0,1.1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    s1.add(1.0, 1.1);
    2
    ComparableObjectItem item2 = null;
                                                                          
                                            
    3
    XYSeries s2 = null;
    3
    try
    4
    try
    4
    item2 = (ComparableObjectItem)item1.clone();
    4
    item2 = (ComparableObjectItem)item1.clone();
    Preondition Violations
    Unmatched statement item2=(ComparableObjectItem)item1.clone(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                                                              
                                                          
    5
    s2 = (XYSeries)s1.clone();
    Preondition Violations
    Unmatched statement s2=(XYSeries)s1.clone(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    5
    s2 = (XYSeries)s1.clone();
    5
    assertTrue(item1 != item2);
    5
    assertTrue(item1 != item2);
    6
    assertTrue(s1 != s2);
    Differences
    Expression1Expression2Difference
    item1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    item2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    6
    assertTrue(s1 != s2);
    6
    assertTrue(item1.getClass() == item2.getClass());
    6
    assertTrue(item1.getClass() == item2.getClass());
    7
    assertTrue(s1.getClass() == s2.getClass());
    Differences
    Expression1Expression2Difference
    item1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    item2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    7
    assertTrue(s1.getClass() == s2.getClass());
    7
    assertTrue(item1.equals(item2));
    7
    assertTrue(item1.equals(item2));
    8
    assertTrue(s1.equals(s2));
    Differences
    Expression1Expression2Difference
    item2s2VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    item1s1VARIABLE_NAME_MISMATCH
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.XYSeriesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.XYSeries extend a common superclass
    8
    assertTrue(s1.equals(s2));
    Precondition Violations (11)
    Row Violation
    1Unmatched statement XYSeries s1=new XYSeries("Series"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement ComparableObjectItem item1=new ComparableObjectItem(new Integer(1),"XYZ"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement s1.add(1.0,1.1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched statement item2=(ComparableObjectItem)item1.clone(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    5Unmatched statement s2=(XYSeries)s1.clone(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    6Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    7Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    8Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1
    9Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    10Type org.jfree.data.ComparableObjectItem of variable item2 does not match with type org.jfree.data.xy.XYSeries of variable s2
    11Type org.jfree.data.ComparableObjectItem of variable item1 does not match with type org.jfree.data.xy.XYSeries of variable s1