CategoryLineAnnotation a1 = new CategoryLineAnnotation( "Category 1", 1.0, "Category 2", 2.0, Color.red, new BasicStroke(1.0f)); CategoryLineAnnotation a2 = null; try { a2 = (CategoryLineAnnotation) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
Task t1 = new Task("T", new Date(1), new Date(2)); Task t2 = null; try { t2 = (Task) t1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/annotations/junit/CategoryLineAnnotationTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/gantt/junit/TaskTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
CategoryLineAnnotation a1 = new CategoryLineAnnotation(
2
            "Category 1", 1.0, "Category 2", 2.0, Color.red,
3
            new BasicStroke(1.0f));
4
        CategoryLineAnnotation a
1
Task t1 = new Task("T", new Date(1), new Date(2));
5
2 = null;
2
        Task t2 = null;
6
        try {
3
        try {
7
            a2 = (CategoryLineAnnotation) a1.clone();
4
            t2 = (Task) t1.clone();
8
        }
5
        }
9
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
10
            e.printStackTrace();
7
            System.err.println("Failed to clone.");
11
        }
8
        }
12
        assertTrue(a1 != a2);
9
        assertTrue(t1 != t2);
13
        assertTrue(a1.getClass() == a2.getClass());
10
        assertTrue(t1.getClass() == t2.getClass());
14
        assertTrue(a1.equals(a2));
11
        assertTrue(t1.equals(t2));
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)21.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    CategoryLineAnnotation a1 = new CategoryLineAnnotation("Category 1", 1.0, "Category 2", 2.0, Color.red, new BasicStroke(1.0f));
    1
    CategoryLineAnnotation a1 = new CategoryLineAnnotation("Category 1", 1.0, "Category 2", 2.0, Color.red, new BasicStroke(1.0f));
    1
    Task t1 = new Task("T", new Date(1), new Date(2));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    new CategoryLineAnnotation("Category 1",1.0,"Category 2",2.0,Color.red,new BasicStroke(1.0f))new Task("T",new Date(1),new Date(2))ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new CategoryLineAnnotation("Category 1",1.0,"Category 2",2.0,Color.red,new BasicStroke(1.0f)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Task("T",new Date(1),new Date(2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new CategoryLineAnnotation("Category 1",1.0,"Category 2",2.0,Color.red,new BasicStroke(1.0f)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new Task("T",new Date(1),new Date(2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    Task t1 = new Task("T", new Date(1), new Date(2));
    2
    CategoryLineAnnotation a2 = null;
    2
    CategoryLineAnnotation a2 = null;
    2
    Task t2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    2
    Task t2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printStackTraceprintlnMETHOD_INVOCATION_NAME_MISMATCH
    eSystem.errAST_TYPE_MISMATCH
    e.printStackTrace()System.err.println("Failed to clone.")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") 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 e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    3
    try
    4
    a2 = (CategoryLineAnnotation)a1.clone();
    4
    a2 = (CategoryLineAnnotation)a1.clone();
    4
    t2 = (Task)t1.clone();
    Differences
    Expression1Expression2Difference
    a2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (CategoryLineAnnotation)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (Task)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    t2 = (Task)t1.clone();
    5
    assertTrue(a1 != a2);
    5
    assertTrue(a1 != a2);
    5
    assertTrue(t1 != t2);
    Differences
    Expression1Expression2Difference
    a1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(t1 != t2);
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    Differences
    Expression1Expression2Difference
    a1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.annotations.CategoryLineAnnotation> getClass() , public final native Class<? extends org.jfree.data.gantt.Task> getClass()
    Expression a2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.annotations.CategoryLineAnnotation> getClass() , public final native Class<? extends org.jfree.data.gantt.Task> getClass()
    6
    assertTrue(t1.getClass() == t2.getClass());
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(t1.equals(t2));
    Differences
    Expression1Expression2Difference
    a2t2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    a1t1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.CategoryLineAnnotationorg.jfree.data.gantt.TaskSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression a2 cannot be unified with expression t2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression a2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression a1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(t1.equals(t2));
    Precondition Violations (18)
    Row Violation
    1Expression new CategoryLineAnnotation("Category 1",1.0,"Category 2",2.0,Color.red,new BasicStroke(1.0f)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new Task("T",new Date(1),new Date(2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new CategoryLineAnnotation("Category 1",1.0,"Category 2",2.0,Color.red,new BasicStroke(1.0f)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new Task("T",new Date(1),new Date(2)) 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 e.printStackTrace() is a void method call, and thus it cannot be parameterized
    7Expression System.err.println("Failed to clone.") 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 e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    12Expression (CategoryLineAnnotation)a1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (Task)t1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression a1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.annotations.CategoryLineAnnotation> getClass() , public final native Class<? extends org.jfree.data.gantt.Task> getClass()
    15Expression a2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public final native Class<? extends org.jfree.chart.annotations.CategoryLineAnnotation> getClass() , public final native Class<? extends org.jfree.data.gantt.Task> getClass()
    16Expression a2 cannot be unified with expression t2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    17Expression a2 cannot be unified with expression t2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    18Expression a1 cannot be unified with expression t1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)