if (maxLo < 1) { //keep the behavior consistent even for boundary usages long val = ( (Number) super.generate(session, obj) ).longValue(); if (val == 0) val = ( (Number) super.generate(session, obj) ).longValue(); return IdentifierGeneratorFactory.createNumber( val, returnClass ); }
if (maxLo < 1) { //keep the behavior consistent even for boundary usages long val = ( (Number) super.generate(session, obj) ).longValue(); if (val == 0) val = ( (Number) super.generate(session, obj) ).longValue(); return IdentifierGeneratorFactory.createNumber( val, returnClass ); }
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/id/SequenceHiLoGenerator.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/id/TableHiLoGenerator.java
Method name: Serializable generate(SessionImplementor, Object) Method name: Serializable generate(SessionImplementor, Object)
Number of AST nodes: 5 Number of AST nodes: 5
1
if (maxLo < 1) {
1
if (maxLo < 1) {
2
			//keep the behavior consistent even for boundary usages
2
			//keep the behavior consistent even for boundary usages
3
			long val = ( (Number) super.generate(session, obj) ).longValue();
3
			long val = ( (Number) super.generate(session, obj) ).longValue();
4
			if (val == 0) val = ( (Number) super.generate(session, obj) ).longValue();
4
			if (val == 0) val = ( (Number) super.generate(session, obj) ).longValue();
5
			return IdentifierGeneratorFactory.createNumber( val, returnClass );
5
			return IdentifierGeneratorFactory.createNumber( val, returnClass );
6
		}
6
		}
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
Number of node comparisons13
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.5
    Clone typeType 1
    Mapped Statements
    ID Statement ID Statement
    1
    if (maxLo < 1)
    1
    if (maxLo < 1)
    2
    long val = ((Number)super.generate(session, obj)).longValue();
    2
    long val = ((Number)super.generate(session, obj)).longValue();
    2
    long val = ((Number)super.generate(session, obj)).longValue();
    Preondition Violations
    Super method call long val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    Super method call long val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    2
    long val = ((Number)super.generate(session, obj)).longValue();
    3
    if (val == 0)
    3
    if (val == 0)
    4
    val = ((Number)super.generate(session, obj)).longValue();
    4
    val = ((Number)super.generate(session, obj)).longValue();
    4
    val = ((Number)super.generate(session, obj)).longValue();
    Preondition Violations
    Super method call val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    Super method call val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    4
    val = ((Number)super.generate(session, obj)).longValue();
    5
    return IdentifierGeneratorFactory.createNumber(val, returnClass);
    5
    return IdentifierGeneratorFactory.createNumber(val, returnClass);
    Precondition Violations (6)
    Row Violation
    1Super method call long val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    2Super method call long val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    3Super method call val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    4Super method call val=((Number)super.generate(session,obj)).longValue(); cannot be extracted from method
    5Not all possible execution flows end in a return statement
    6The refactoring of the clones is infeasible, because classes org.hibernate.id.SequenceHiLoGenerator and org.hibernate.id.TableHiLoGenerator do not have a common superclass