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 new Boolean( persister.elementExists( entry.getLoadedKey(), element, session ) ); } } read(); return null;
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: Boolean readElementExistence(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 new Boolean( persister.elementExists( entry.getLoadedKey(), element, session ) );
10
			}
10
			}
11
		}
11
		}
12
		read();
12
		read();
13
		return null;
13
		return null;
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)0.3
Clones locationClones are declared in the same class
Number of node comparisons28
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)18.6
    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 new Boolean(persister.indexExists(entry.getLoadedKey(), index, session));
    8
    return new Boolean(persister.indexExists(entry.getLoadedKey(), index, session));
    8
    return new Boolean(persister.elementExists(entry.getLoadedKey(), element, session));
    Differences
    Expression1Expression2Difference
    indexelementVARIABLE_NAME_MISMATCH
    indexExistselementExistsMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression persister.indexExists(entry.getLoadedKey(),index,session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression persister.elementExists(entry.getLoadedKey(),element,session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    return new Boolean(persister.elementExists(entry.getLoadedKey(), element, session));
    9
    read();
    9
    read();
    10
    return null;
    10
    return null;
    Precondition Violations (2)
    Row Violation
    1Expression persister.indexExists(entry.getLoadedKey(),index,session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression persister.elementExists(entry.getLoadedKey(),element,session) cannot be parameterized, because it has dependencies to/from statements that will be extracted