String dialectName = properties.getProperty( Environment.DIALECT ); if ( dialectName == null ) { return determineDialect( connection ); } else { return constructDialect( dialectName ); }
if (session==null) { return BackrefPropertyAccessor.UNKNOWN; } else { return session.getPersistenceContext() .getIndexInOwner(entityName, propertyName, target, mergeMap); }
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/dialect/resolver/DialectFactory.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/property/IndexPropertyAccessor.java
Method name: Dialect buildDialect(Properties, Connection) Method name: Object getForInsert(Object, Map, SessionImplementor)
Number of AST nodes: 4 Number of AST nodes: 3
1
String dialectName = properties.getProperty( Environment.DIALECT );
2
		if ( dialectName == null ) {
1
if (session==null) {
3
			return determineDialect( connection );
2
				return BackrefPropertyAccessor.UNKNOWN;
4
		}
3
			}
5
		else {
4
			else {
6
			return constructDialect( dialectName 
5
				return session.getPersistenceContext()
7
);
6
						.getIndexInOwner(entityName, propertyName, target, mergeMap);
8
		}
7
			}
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)0.2
Clones locationClones are in different classes
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)1.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    String dialectName = properties.getProperty(Environment.DIALECT);
                                                                                                                                        
    2
    if (dialectName == null)
    2
    if (dialectName == null)
    1
    if (session == null)
    Differences
    Expression1Expression2Difference
    dialectNamesessionVARIABLE_NAME_MISMATCH
    java.lang.Stringorg.hibernate.engine.SessionImplementorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String of variable dialectName does not match with type org.hibernate.engine.SessionImplementor of variable session
    • Make classes java.lang.String and org.hibernate.engine.SessionImplementor extend a common superclass
    1
    if (session == null)
                                                                                        
    2
    return BackrefPropertyAccessor.UNKNOWN;
    Preondition Violations
    Unmatched return BackrefPropertyAccessor.UNKNOWN;
    2
    return BackrefPropertyAccessor.UNKNOWN;
    3
    return determineDialect(connection);
    3
    return determineDialect(connection);
    Preondition Violations
    Unmatched statement return determineDialect(connection); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    Unmatched return determineDialect(connection);
                                                                                  
    else
            
                                                                                                                                                                                                          
    3
    return session.getPersistenceContext().getIndexInOwner(entityName, propertyName, target, mergeMap);
    Preondition Violations
    Unmatched statement return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    Unmatched return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap);
    3
    return session.getPersistenceContext().getIndexInOwner(entityName, propertyName, target, mergeMap);
    4
    return constructDialect(dialectName);
    4
    return constructDialect(dialectName);
    Preondition Violations
    Unmatched statement return constructDialect(dialectName); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement return constructDialect(dialectName); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    Unmatched return constructDialect(dialectName);
                                                                                    
    Precondition Violations (11)
    Row Violation
    1Type java.lang.String of variable dialectName does not match with type org.hibernate.engine.SessionImplementor of variable session
    2Unmatched return BackrefPropertyAccessor.UNKNOWN;
    3Unmatched statement return determineDialect(connection); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    4Unmatched return determineDialect(connection);
    5Unmatched statement return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    6Unmatched statement return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    7Unmatched return session.getPersistenceContext().getIndexInOwner(entityName,propertyName,target,mergeMap);
    8Unmatched statement return constructDialect(dialectName); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    9Unmatched statement return constructDialect(dialectName); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    10Unmatched return constructDialect(dialectName);
    11The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero