Month m1 = new Month(2, 2003); Month m2 = new Month(2, 2003); assertTrue(m1.equals(m2)); int h1 = m1.hashCode(); int h2 = m2.hashCode(); assertEquals(h1, h2);
Quarter q1 = new Quarter(2, 2003); Quarter q2 = new Quarter(2, 2003); assertTrue(q1.equals(q2)); int h1 = q1.hashCode(); int h2 = q2.hashCode(); assertEquals(h1, h2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/MonthTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/time/junit/QuarterTests.java
Method name: void testHashcode() Method name: void testHashcode()
Number of AST nodes: 6 Number of AST nodes: 6
1
Month m1 = new Month(2, 2003);
1
Quarter q1 = new Quarter(2, 2003);
2
        Month m2 = new Month(2, 2003);
2
        Quarter q2 = new Quarter(2, 2003);
3
        assertTrue(m1.equals(m2));
3
        assertTrue(q1.equals(q2));
4
        int h1 = m1.hashCode();
4
        int h1 = q1.hashCode();
5
        int h2 = m2.hashCode();
5
        int h2 = q2.hashCode();
6
        assertEquals(h1, h2);
6
        assertEquals(h1, h2);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.0
Clones locationClones are in different classes having the same super class
Number of node comparisons19
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Month m1 = new Month(2, 2003);
    1
    Month m1 = new Month(2, 2003);
    1
    Quarter q1 = new Quarter(2, 2003);
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    m1q1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new Month(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Quarter(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    Quarter q1 = new Quarter(2, 2003);
    2
    Month m2 = new Month(2, 2003);
    2
    Month m2 = new Month(2, 2003);
    2
    Quarter q2 = new Quarter(2, 2003);
    Differences
    Expression1Expression2Difference
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    m2q2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new Month(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Quarter(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    Quarter q2 = new Quarter(2, 2003);
    3
    assertTrue(m1.equals(m2));
    3
    assertTrue(m1.equals(m2));
    3
    assertTrue(q1.equals(q2));
    Differences
    Expression1Expression2Difference
    m2q2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    m1q1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    3
    assertTrue(q1.equals(q2));
    4
    int h1 = m1.hashCode();
    4
    int h1 = m1.hashCode();
    4
    int h1 = q1.hashCode();
    Differences
    Expression1Expression2Difference
    m1q1VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    4
    int h1 = q1.hashCode();
    5
    int h2 = m2.hashCode();
    5
    int h2 = m2.hashCode();
    5
    int h2 = q2.hashCode();
    Differences
    Expression1Expression2Difference
    m2q2VARIABLE_NAME_MISMATCH
    org.jfree.data.time.Monthorg.jfree.data.time.QuarterSUBCLASS_TYPE_MISMATCH
    5
    int h2 = q2.hashCode();
    6
    assertEquals(h1, h2);
    6
    assertEquals(h1, h2);
    Precondition Violations (4)
    Row Violation
    1Expression new Month(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new Quarter(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new Month(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new Quarter(2,2003) cannot be parameterized, because it has dependencies to/from statements that will be extracted