SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2); SegmentedTimeline l2 = null; try { l2 = (SegmentedTimeline) l1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(l1 != l2); assertTrue(l1.getClass() == l2.getClass()); assertTrue(l1.equals(l2));
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));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/SegmentedTimelineTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/ComparableObjectItemTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2);
2
        SegmentedTimeline l
1
ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), 
2
                "XYZ");
3
2 = null;
3
        ComparableObjectItem item2 = null;
4
        try {
4
        try {
5
            l2 = (SegmentedTimeline) l1.clone();
5
            item2 = (ComparableObjectItem) item1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
8
            e.printStackTrace();
9
        }
9
        }
10
        assertTrue(l1 != l2);
10
        assertTrue(item1 != item2);
11
        assertTrue(l1.getClass() == l2.getClass());
11
        assertTrue(item1.getClass() == item2.getClass());
12
        assertTrue(l1.equals(l2));
12
        assertTrue(item1.equals(item2));
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 comparisons29
  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 fragment3
    Time elapsed for statement mapping (ms)3.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                                              
    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
    1
    ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ");
    1
    SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2);
    1
    SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2);
    Preondition Violations
    Unmatched statement SegmentedTimeline l1=new SegmentedTimeline(1000,5,2); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                    
                                                                          
    2
    ComparableObjectItem item2 = null;
    2
    SegmentedTimeline l2 = null;
                                                              
    3
    try
    3
    try
                                                                                              
    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
    4
    item2 = (ComparableObjectItem)item1.clone();
    4
    l2 = (SegmentedTimeline)l1.clone();
    4
    l2 = (SegmentedTimeline)l1.clone();
    Preondition Violations
    Unmatched statement l2=(SegmentedTimeline)l1.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
    assertTrue(l1 != l2);
    5
    assertTrue(l1 != l2);
    5
    assertTrue(item1 != item2);
    Differences
    Expression1Expression2Difference
    l1item1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    l2item2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    5
    assertTrue(item1 != item2);
    6
    assertTrue(l1.getClass() == l2.getClass());
    6
    assertTrue(l1.getClass() == l2.getClass());
    6
    assertTrue(item1.getClass() == item2.getClass());
    Differences
    Expression1Expression2Difference
    l1item1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    l2item2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    6
    assertTrue(item1.getClass() == item2.getClass());
    7
    assertTrue(l1.equals(l2));
    7
    assertTrue(l1.equals(l2));
    7
    assertTrue(item1.equals(item2));
    Differences
    Expression1Expression2Difference
    l2item2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    l1item1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SegmentedTimelineorg.jfree.data.ComparableObjectItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1
    • Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.ComparableObjectItem extend a common superclass
    7
    assertTrue(item1.equals(item2));
    Precondition Violations (10)
    Row Violation
    1Unmatched 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
    2Unmatched statement SegmentedTimeline l1=new SegmentedTimeline(1000,5,2); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched 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
    4Unmatched statement l2=(SegmentedTimeline)l1.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
    5Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1
    6Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    7Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1
    8Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    9Type org.jfree.chart.axis.SegmentedTimeline of variable l2 does not match with type org.jfree.data.ComparableObjectItem of variable item2
    10Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.ComparableObjectItem of variable item1