AxisSpace s1 = new AxisSpace(); AxisSpace s2 = null; try { s2 = (AxisSpace) s1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));
KeyedObject ko1 = new KeyedObject("Test", "Object"); KeyedObject ko2 = null; try { ko2 = (KeyedObject) ko1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(ko1 != ko2); assertTrue(ko1.getClass() == ko2.getClass()); assertTrue(ko1.equals(ko2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/AxisSpaceTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/KeyedObjectTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
AxisSpace s1 = new AxisSpace();
2
        AxisSpace s
1
KeyedObject ko1 = new KeyedObject("Test", "Object");
3
2 = null;
2
        KeyedObject ko2 = null;
4
        try {
3
        try {
5
            s2 = (AxisSpace) s1.clone();
4
            ko2 = (KeyedObject) ko1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            e.printStackTrace();
9
        }
8
        }
10
        assertTrue(s1 != s2);
9
        assertTrue(ko1 != ko2);
11
        assertTrue(s1.getClass() == s2.getClass());
10
        assertTrue(ko1.getClass() == ko2.getClass());
12
        assertTrue(s1.equals(s2));
11
        assertTrue(ko1.equals(ko2));
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)0.3
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)9.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    AxisSpace s1 = new AxisSpace();
    1
    AxisSpace s1 = new AxisSpace();
    1
    KeyedObject ko1 = new KeyedObject("Test", "Object");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s1ko1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    new AxisSpace()new KeyedObject("Test","Object")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new KeyedObject("Test","Object") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new KeyedObject("Test","Object") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    KeyedObject ko1 = new KeyedObject("Test", "Object");
    2
    AxisSpace s2 = null;
    2
    AxisSpace s2 = null;
    2
    KeyedObject ko2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s2ko2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    2
    KeyedObject ko2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printlnprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    System.erreAST_TYPE_MISMATCH
    System.err.println("Failed to clone.")e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    3
    try
    4
    s2 = (AxisSpace)s1.clone();
    4
    s2 = (AxisSpace)s1.clone();
    4
    ko2 = (KeyedObject)ko1.clone();
    Differences
    Expression1Expression2Difference
    s2ko2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s1ko1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (KeyedObject)ko1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    ko2 = (KeyedObject)ko1.clone();
    5
    assertTrue(s1 != s2);
    5
    assertTrue(s1 != s2);
    5
    assertTrue(ko1 != ko2);
    Differences
    Expression1Expression2Difference
    s1ko1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s2ko2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(ko1 != ko2);
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(ko1.getClass() == ko2.getClass());
    Differences
    Expression1Expression2Difference
    s1ko1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s2ko2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression s1 cannot be unified with expression ko1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.axis.AxisSpace> getClass() , public final native Class<? extends org.jfree.data.KeyedObject> getClass()
    Expression s2 cannot be unified with expression ko2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.axis.AxisSpace> getClass() , public final native Class<? extends org.jfree.data.KeyedObject> getClass()
    6
    assertTrue(ko1.getClass() == ko2.getClass());
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(ko1.equals(ko2));
    Differences
    Expression1Expression2Difference
    s2ko2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    s1ko1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.data.KeyedObjectSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression s2 cannot be unified with expression ko2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression s2 cannot be unified with expression ko2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression s1 cannot be unified with expression ko1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(ko1.equals(ko2));
    Precondition Violations (18)
    Row Violation
    1Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new KeyedObject("Test","Object") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new AxisSpace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new KeyedObject("Test","Object") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    7Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    8Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    11Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    12Expression (AxisSpace)s1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (KeyedObject)ko1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression s1 cannot be unified with expression ko1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.axis.AxisSpace> getClass() , public final native Class<? extends org.jfree.data.KeyedObject> getClass()
    15Expression s2 cannot be unified with expression ko2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.axis.AxisSpace> getClass() , public final native Class<? extends org.jfree.data.KeyedObject> getClass()
    16Expression s2 cannot be unified with expression ko2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    17Expression s2 cannot be unified with expression ko2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    18Expression s1 cannot be unified with expression ko1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)