if (!initialized) { throwLazyInitializationExceptionIfNotConnected(); CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this); CollectionPersister persister = entry.getLoadedPersister(); if ( persister.isExtraLazy() ) { if ( hasQueuedOperations() ) { session.flush(); } return new Boolean( persister.indexExists( entry.getLoadedKey(), index, session ) ); } } read(); return null;
if (!initialized) { throwLazyInitializationExceptionIfNotConnected(); CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this); CollectionPersister persister = entry.getLoadedPersister(); if ( persister.isExtraLazy() ) { if ( hasQueuedOperations() ) { session.flush(); } return persister.getElementByIndex( entry.getLoadedKey(), index, session, owner ); } } read(); return UNKNOWN;
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/collection/AbstractPersistentCollection.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/collection/AbstractPersistentCollection.java
Method name: Boolean readIndexExistence(Object) Method name: Object readElementByIndex(Object)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (!initialized) {
1
if (!initialized) {
2
			throwLazyInitializationExceptionIfNotConnected();
2
			throwLazyInitializationExceptionIfNotConnected();
3
			CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this);
3
			CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this);
4
			CollectionPersister persister = entry.getLoadedPersister();
4
			CollectionPersister persister = entry.getLoadedPersister();
5
			if ( persister.isExtraLazy() ) {
5
			if ( persister.isExtraLazy() ) {
6
				if ( hasQueuedOperations() ) {
6
				if ( hasQueuedOperations() ) {
7
					session.flush();
7
					session.flush();
8
				}
8
				}
9
				return new Boolean( persister.indexExists( entry.getLoadedKey(), index, session ) );
9
				return persister.getElementByIndex( entry.getLoadedKey(), index, session, owner );
10
			}
10
			}
11
		}
11
		}
12
		read();
12
		read();
13
		return null;
13
		return UNKNOWN;
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)0.4
Clones locationClones are declared in the same class
Number of node comparisons28
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)3.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (!initialized)
    1
    if (!initialized)
    2
    throwLazyInitializationExceptionIfNotConnected();
    2
    throwLazyInitializationExceptionIfNotConnected();
    3
    CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this);
    3
    CollectionEntry entry = session.getPersistenceContext().getCollectionEntry(this);
    4
    CollectionPersister persister = entry.getLoadedPersister();
    4
    CollectionPersister persister = entry.getLoadedPersister();
    5
    if (persister.isExtraLazy())
    5
    if (persister.isExtraLazy())
    6
    if (hasQueuedOperations())
    6
    if (hasQueuedOperations())
    7
    session.flush();
    7
    session.flush();
                                                                                                                                                                    
    8
    return persister.getElementByIndex(entry.getLoadedKey(), index, session, owner);
    Preondition Violations
    Unmatched statement return persister.getElementByIndex(entry.getLoadedKey(),index,session,owner); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched return persister.getElementByIndex(entry.getLoadedKey(),index,session,owner);
    8
    return persister.getElementByIndex(entry.getLoadedKey(), index, session, owner);
    8
    return new Boolean(persister.indexExists(entry.getLoadedKey(), index, session));
    8
    return new Boolean(persister.indexExists(entry.getLoadedKey(), index, session));
    Preondition Violations
    Unmatched statement return new Boolean(persister.indexExists(entry.getLoadedKey(),index,session)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched return new Boolean(persister.indexExists(entry.getLoadedKey(),index,session));
                                                                                                                                                                      
    9
    read();
    9
    read();
    10
    return null;
    10
    return null;
    10
    return UNKNOWN;
    Differences
    Expression1Expression2Difference
    nullUNKNOWNTYPE_COMPATIBLE_REPLACEMENT
    10
    return UNKNOWN;
    Precondition Violations (5)
    Row Violation
    1Unmatched statement return persister.getElementByIndex(entry.getLoadedKey(),index,session,owner); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched return persister.getElementByIndex(entry.getLoadedKey(),index,session,owner);
    3Unmatched statement return new Boolean(persister.indexExists(entry.getLoadedKey(),index,session)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched return new Boolean(persister.indexExists(entry.getLoadedKey(),index,session));
    5Clone fragment #1 returns variables entry, persister , while Clone fragment #2 returns variables entry, persister