BlockContainer c1 = new BlockContainer(new FlowArrangement()); c1.add(new EmptyBlock(1.2, 3.4)); BlockContainer c2 = null; try { c2 = (BlockContainer) c1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(c1 != c2); assertTrue(c1.getClass() == c2.getClass()); assertTrue(c1.equals(c2));
LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0)); LegendItemEntity e2 = null; try { e2 = (LegendItemEntity) e1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(e1 != e2); assertTrue(e1.getClass() == e2.getClass()); assertTrue(e1.equals(e2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/BlockContainerTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/entity/junit/LegendItemEntityTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 8 Number of AST nodes: 7
1
BlockContainer c1 = new BlockContainer(new FlowArrangement());
2
        c1.add(new EmptyBlock(1.2, 3.4));
3
        
4
        BlockContainer c
1
LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 
2
                2.0, 3.0, 4.0)); 
5
2 = null;
3
        LegendItemEntity e2 = null;
6
        
4
        
7
        try {
5
        try {
8
            c2 = (BlockContainer) c1.clone();
6
            e2 = (LegendItemEntity) e1.clone();
9
        }
7
        }
10
        catch (CloneNotSupportedException e) {
8
        catch (CloneNotSupportedException e) {
11
            System.err.println("Failed to clone.");
9
            e.printStackTrace();
12
        }
10
        }
13
        assertTrue(c1 != c2);
11
        assertTrue(e1 != e2);
14
        assertTrue(c1.getClass() == c2.getClass());
12
        assertTrue(e1.getClass() == e2.getClass());
15
        assertTrue(c1.equals(c2));
13
        assertTrue(e1.equals(e2));
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 comparisons34
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)28.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    BlockContainer c1 = new BlockContainer(new FlowArrangement());
    1
    BlockContainer c1 = new BlockContainer(new FlowArrangement());
    2
    LegendItemEntity e2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c1e2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    new BlockContainer(new FlowArrangement())nullTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new BlockContainer(new FlowArrangement()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    LegendItemEntity e2 = null;
    2
    c1.add(new EmptyBlock(1.2, 3.4));
    2
    c1.add(new EmptyBlock(1.2, 3.4));
    Preondition Violations
    Unmatched statement c1.add(new EmptyBlock(1.2,3.4)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                          
    3
    BlockContainer c2 = null;
    3
    BlockContainer c2 = null;
    1
    LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c2e1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    nullnew LegendItemEntity(new Rectangle2D.Double(1.0,2.0,3.0,4.0))TYPE_COMPATIBLE_REPLACEMENT
    1
    LegendItemEntity e1 = new LegendItemEntity(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
    4
    try
    4
    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
    5
    c2 = (BlockContainer)c1.clone();
    5
    c2 = (BlockContainer)c1.clone();
    4
    e2 = (LegendItemEntity)e1.clone();
    Differences
    Expression1Expression2Difference
    c2e2VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    c1e1VARIABLE_NAME_MISMATCH
    org.jfree.chart.block.BlockContainerorg.jfree.chart.entity.LegendItemEntitySUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression c2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (BlockContainer)c1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (LegendItemEntity)e1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression c1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    e2 = (LegendItemEntity)e1.clone();
                                                    
    5
    assertTrue(e1 != e2);
    Preondition Violations
    Unmatched statement assertTrue(e1 != e2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5
    assertTrue(e1 != e2);
                                                                                                
    6
    assertTrue(e1.getClass() == e2.getClass());
    Preondition Violations
    Unmatched statement assertTrue(e1.getClass() == e2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6
    assertTrue(e1.getClass() == e2.getClass());
    6
    assertTrue(c1 != c2);
    6
    assertTrue(c1 != c2);
    Preondition Violations
    Unmatched statement assertTrue(c1 != c2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                    
                                                              
    7
    assertTrue(e1.equals(e2));
    Preondition Violations
    Unmatched statement assertTrue(e1.equals(e2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    7
    assertTrue(e1.equals(e2));
    7
    assertTrue(c1.getClass() == c2.getClass());
    7
    assertTrue(c1.getClass() == c2.getClass());
    Preondition Violations
    Unmatched statement assertTrue(c1.getClass() == c2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                
    8
    assertTrue(c1.equals(c2));
    8
    assertTrue(c1.equals(c2));
    Preondition Violations
    Unmatched statement assertTrue(c1.equals(c2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                              
    Precondition Violations (22)
    Row Violation
    1Expression new BlockContainer(new FlowArrangement()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Unmatched statement c1.add(new EmptyBlock(1.2,3.4)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    5Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    6Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    9Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    10Expression c2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression e2 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression (BlockContainer)c1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (LegendItemEntity)e1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression c1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression e1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16Unmatched statement assertTrue(e1 != e2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    17Unmatched statement assertTrue(e1.getClass() == e2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    18Unmatched statement assertTrue(c1 != c2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    19Unmatched statement assertTrue(e1.equals(e2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    20Unmatched statement assertTrue(c1.getClass() == c2.getClass()); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    21Unmatched statement assertTrue(c1.equals(c2)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    22Clone fragment #1 returns variables c1, c2 , while Clone fragment #2 returns variables e1, e2