CombinedRangeXYPlot plot1 = createPlot(); CombinedRangeXYPlot plot2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(plot1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); plot2 = (CombinedRangeXYPlot) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(plot1, plot2);
CategoryStepRenderer r1 = new CategoryStepRenderer(); CategoryStepRenderer r2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(r1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); r2 = (CategoryStepRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/CombinedRangeXYPlotTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/CategoryStepRendererTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
CombinedRangeXYPlot plot1 = createPlot();
1
C
2
        CombinedRangeXYPlot plot
2
ategoryStepRenderer r1 = new CategoryStepRenderer();
3
2 = null;
3
        CategoryStepRenderer r2 = null;
4
        try {
4
        try {
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
6
            ObjectOutput out = new ObjectOutputStream(buffer);
6
            ObjectOutput out = new ObjectOutputStream(buffer);
7
            out.writeObject(plot1);
7
            out.writeObject(r1);
8
            out.close();
8
            out.close();
9
            ObjectInput in = new ObjectInputStream(
9
            ObjectInput in = new ObjectInputStream(
10
new ByteArrayInputStream(
10
                    new ByteArrayInputStream(
11
                    buffer.toByteArray()));
11
buffer.toByteArray()));
12
            plot2 = (CombinedRangeXYPlot) in.readObject();
12
            r2 = (CategoryStepRenderer) in.readObject();
13
            in.close();
13
            in.close();
14
        }
14
        }
15
        catch (Exception e) {
15
        catch (Exception e) {
16
            e.printStackTrace();
16
            e.printStackTrace();
17
        }
17
        }
18
        assertEquals(plot1, plot2);
18
        assertEquals(r1, r2);
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 comparisons73
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)45.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    CombinedRangeXYPlot plot1 = createPlot();
    1
    CombinedRangeXYPlot plot1 = createPlot();
    1
    CategoryStepRenderer r1 = new CategoryStepRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    createPlot()new CategoryStepRenderer()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new CategoryStepRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    CategoryStepRenderer r1 = new CategoryStepRenderer();
    2
    CombinedRangeXYPlot plot2 = null;
    2
    CombinedRangeXYPlot plot2 = null;
    2
    CategoryStepRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    2
    CategoryStepRenderer r2 = null;
    3
    try
    3
    try
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(plot1);
    6
    out.writeObject(plot1);
    6
    out.writeObject(r1);
    Differences
    Expression1Expression2Difference
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression plot1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    6
    out.writeObject(r1);
    7
    out.close();
    7
    out.close();
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    9
    plot2 = (CombinedRangeXYPlot)in.readObject();
    9
    plot2 = (CombinedRangeXYPlot)in.readObject();
    9
    r2 = (CategoryStepRenderer)in.readObject();
    Differences
    Expression1Expression2Difference
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (CombinedRangeXYPlot)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (CategoryStepRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    r2 = (CategoryStepRenderer)in.readObject();
    10
    in.close();
    10
    in.close();
    11
    assertEquals(plot1, plot2);
    11
    assertEquals(plot1, plot2);
    11
    assertEquals(r1, r2);
    Differences
    Expression1Expression2Difference
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedRangeXYPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression plot1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    Expression plot2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    11
    assertEquals(r1, r2);
    Precondition Violations (6)
    Row Violation
    1Expression new CategoryStepRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression plot1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public abstract void writeObject(java.lang.Object) throws java.io.IOException
    3Expression (CombinedRangeXYPlot)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression (CategoryStepRenderer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression plot1 cannot be unified with expression r1 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)
    6Expression plot2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public static void assertEquals(java.lang.Object, java.lang.Object)