VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0); VectorDataItem v2 = null; try { v2 = (VectorDataItem) v1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(v1 != v2); assertTrue(v1.getClass() == v2.getClass()); assertTrue(v1.equals(v2));
XIntervalDataItem item1 = new XIntervalDataItem(1.0, 2.0, 3.0, 4.0); XIntervalDataItem item2 = null; try { item2 = (XIntervalDataItem) 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/data/xy/junit/VectorDataItemTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/XIntervalDataItemTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);
1
XIntervalDataItem item1 = new XIntervalDataItem(1.0, 2.0, 3.0, 4.0);
2
        VectorDataItem v2 = null;
2
        XIntervalDataItem item2 = null;
3
        try {
3
        try {
4
            v2 = (VectorDataItem) v1.clone();
4
            item2 = (XIntervalDataItem) item1.clone();
5
        }
5
        }
6
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
7
            e.printStackTrace();
7
            e.printStackTrace();
8
        }
8
        }
9
        assertTrue(v1 != v2);
9
        assertTrue(item1 != item2);
10
        assertTrue(v1.getClass() == v2.getClass());
10
        assertTrue(item1.getClass() == item2.getClass());
11
        assertTrue(v1.equals(v2));
11
        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 comparisons21
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)12.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);
    1
    VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);
    1
    XIntervalDataItem item1 = new XIntervalDataItem(1.0, 2.0, 3.0, 4.0);
    Differences
    Expression1Expression2Difference
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v1item1VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    1
    XIntervalDataItem item1 = new XIntervalDataItem(1.0, 2.0, 3.0, 4.0);
    2
    VectorDataItem v2 = null;
    2
    VectorDataItem v2 = null;
    2
    XIntervalDataItem item2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v2item2VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    2
    XIntervalDataItem item2 = null;
    3
    try
    3
    try
    4
    v2 = (VectorDataItem)v1.clone();
    4
    v2 = (VectorDataItem)v1.clone();
    4
    item2 = (XIntervalDataItem)item1.clone();
    Differences
    Expression1Expression2Difference
    v2item2VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v1item1VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (VectorDataItem)v1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (XIntervalDataItem)item1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    item2 = (XIntervalDataItem)item1.clone();
    5
    assertTrue(v1 != v2);
    5
    assertTrue(v1 != v2);
    5
    assertTrue(item1 != item2);
    Differences
    Expression1Expression2Difference
    v1item1VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v2item2VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(item1 != item2);
    6
    assertTrue(v1.getClass() == v2.getClass());
    6
    assertTrue(v1.getClass() == v2.getClass());
    6
    assertTrue(item1.getClass() == item2.getClass());
    Differences
    Expression1Expression2Difference
    v1item1VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v2item2VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(item1.getClass() == item2.getClass());
    7
    assertTrue(v1.equals(v2));
    7
    assertTrue(v1.equals(v2));
    7
    assertTrue(item1.equals(item2));
    Differences
    Expression1Expression2Difference
    v2item2VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    v1item1VARIABLE_NAME_MISMATCH
    org.jfree.data.xy.VectorDataItemorg.jfree.data.xy.XIntervalDataItemSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(item1.equals(item2));
    Precondition Violations (2)
    Row Violation
    1Expression (VectorDataItem)v1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression (XIntervalDataItem)item1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted