Day result; int serial = this.serialDate.toSerial(); if (serial > SerialDate.SERIAL_LOWER_BOUND) { SerialDate yesterday = SerialDate.createInstance(serial - 1); return new Day(yesterday); } else { result = null; } return result;
Day result; int serial = this.serialDate.toSerial(); if (serial < SerialDate.SERIAL_UPPER_BOUND) { SerialDate tomorrow = SerialDate.createInstance(serial + 1); return new Day(tomorrow); } else { result = null; } return result;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/Day.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/Day.java
Method name: RegularTimePeriod previous() Method name: RegularTimePeriod next()
Number of AST nodes: 7 Number of AST nodes: 7
1
Day result;
1
Day result;
2
        int serial = this.serialDate.toSerial();
2
        int serial = this.serialDate.toSerial();
3
        if (serial &gt; SerialDate.SERIAL_LOWER_BOUND) {
3
        if (serial &lt; SerialDate.SERIAL_UPPER_BOUND) {
4
            SerialDate yesterday = SerialDate.createInstance(serial - 1);
4
            SerialDate tomorrow = SerialDate.createInstance(serial + 1);
5
            return new Day(yesterday);
5
            return new Day(tomorrow);
6
        }
6
        }
7
        else {
7
        else {
8
            result = null;
8
            result = null;
9
        }
9
        }
10
        return result;
10
        return result;
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)0.2
Clones locationClones are declared in the same class
Number of node comparisons25
  1. {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)1.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Day result;
    1
    Day result;
    2
    int serial = this.serialDate.toSerial();
    2
    int serial = this.serialDate.toSerial();
    3
    if (serial > SerialDate.SERIAL_LOWER_BOUND)
    3
    if (serial > SerialDate.SERIAL_LOWER_BOUND)
    3
    if (serial < SerialDate.SERIAL_UPPER_BOUND)
    Differences
    Expression1Expression2Difference
    SERIAL_LOWER_BOUNDSERIAL_UPPER_BOUNDVARIABLE_NAME_MISMATCH
    ><OPERATOR_MISMATCH
    Preondition Violations
    Expression serial > SerialDate.SERIAL_LOWER_BOUND cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression serial < SerialDate.SERIAL_UPPER_BOUND cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    if (serial < SerialDate.SERIAL_UPPER_BOUND)
    4
    SerialDate yesterday = SerialDate.createInstance(serial - 1);
    4
    SerialDate yesterday = SerialDate.createInstance(serial - 1);
    4
    SerialDate tomorrow = SerialDate.createInstance(serial + 1);
    Differences
    Expression1Expression2Difference
    yesterdaytomorrowVARIABLE_NAME_MISMATCH
    -+OPERATOR_MISMATCH
    Preondition Violations
    Expression serial - 1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression serial + 1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    SerialDate tomorrow = SerialDate.createInstance(serial + 1);
    5
    return new Day(yesterday);
    5
    return new Day(yesterday);
    5
    return new Day(tomorrow);
    Differences
    Expression1Expression2Difference
    yesterdaytomorrowVARIABLE_NAME_MISMATCH
    5
    return new Day(tomorrow);
    else
    else
    6
    result = null;
    6
    result = null;
    7
    return result;
    7
    return result;
    Precondition Violations (4)
    Row Violation
    1Expression serial > SerialDate.SERIAL_LOWER_BOUND cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression serial < SerialDate.SERIAL_UPPER_BOUND cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression serial - 1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression serial + 1 cannot be parameterized, because it has dependencies to/from statements that will be extracted