if (event.isPre()) return; Fqn fqn = event.getFqn(); Fqn regFqn = getRegionFqn(); if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn)) { Object key = fqn.get(regFqn.size()); localCache.put(key, event.getData().get(ITEM)); }
if (event.isPre()) return; Fqn fqn = event.getFqn(); Fqn regFqn = getRegionFqn(); if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn)) { Object key = fqn.get(regFqn.size()); localCache.remove(key); } else if (fqn.equals(regFqn)) { localCache.clear(); }
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/cache-jbosscache2/src/main/java/org/hibernate/cache/jbc2/timestamp/TimestampsRegionImpl.java File path: /hibernate-distribution-3.3.2.GA/project/cache-jbosscache2/src/main/java/org/hibernate/cache/jbc2/timestamp/TimestampsRegionImpl.java
Method name: void nodeModified(NodeModifiedEvent) Method name: void nodeRemoved(NodeRemovedEvent)
Number of AST nodes: 7 Number of AST nodes: 9
1
if (event.isPre())
1
if (event.isPre())
2
            return;
2
            return;
3
        Fqn fqn = event.getFqn();
3
        Fqn fqn = event.getFqn();
4
        Fqn regFqn = getRegionFqn();
4
        Fqn regFqn = getRegionFqn();
5
        if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn)) {
5
        if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn)) {
6
            Object key = fqn.get(regFqn.size());
6
            Object key = fqn.get(regFqn.size());
7
            localCache.put(key, event.getData().get(ITEM)
7
            localCache.remove(key);
8
        }
9
        else if (fqn.equals(regFqn)) {
8
);
10
            localCache.clear();
9
        }
11
        }
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 comparisons26
  1. {Non-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)1.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (event.isPre())
    1
    if (event.isPre())
    1
    if (event.isPre())
    Differences
    Expression1Expression2Difference
    org.jboss.cache.notifications.event.NodeModifiedEventorg.jboss.cache.notifications.event.NodeRemovedEventVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jboss.cache.notifications.event.NodeModifiedEvent of variable event does not match with type org.jboss.cache.notifications.event.NodeRemovedEvent of variable event
    • Make classes org.jboss.cache.notifications.event.NodeModifiedEvent and org.jboss.cache.notifications.event.NodeRemovedEvent extend a common superclass
    1
    if (event.isPre())
    2
    return;
    2
    return;
    2
    return;
    Preondition Violations
    Conditional return;
    2
    return;
    3
    Fqn fqn = event.getFqn();
    3
    Fqn fqn = event.getFqn();
    3
    Fqn fqn = event.getFqn();
    Differences
    Expression1Expression2Difference
    org.jboss.cache.notifications.event.NodeModifiedEventorg.jboss.cache.notifications.event.NodeRemovedEventVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jboss.cache.notifications.event.NodeModifiedEvent of variable event does not match with type org.jboss.cache.notifications.event.NodeRemovedEvent of variable event
    • Make classes org.jboss.cache.notifications.event.NodeModifiedEvent and org.jboss.cache.notifications.event.NodeRemovedEvent extend a common superclass
    3
    Fqn fqn = event.getFqn();
    4
    Fqn regFqn = getRegionFqn();
    4
    Fqn regFqn = getRegionFqn();
    5
    if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn))
    5
    if (fqn.size() == regFqn.size() + 1 && fqn.isChildOf(regFqn))
    6
    Object key = fqn.get(regFqn.size());
    6
    Object key = fqn.get(regFqn.size());
    7
    localCache.put(key, event.getData().get(ITEM));
    7
    localCache.put(key, event.getData().get(ITEM));
    7
    localCache.remove(key);
    Differences
    Expression1Expression2Difference
    putremoveMETHOD_INVOCATION_NAME_MISMATCH
    localCache.put(key,event.getData().get(ITEM))localCache.remove(key)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression localCache.put(key,event.getData().get(ITEM)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression localCache.remove(key) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression localCache.put(key,event.getData().get(ITEM)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression localCache.remove(key) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7
    localCache.remove(key);
    Precondition Violations (8)
    Row Violation
    1Type org.jboss.cache.notifications.event.NodeModifiedEvent of variable event does not match with type org.jboss.cache.notifications.event.NodeRemovedEvent of variable event
    2Conditional return;
    3Type org.jboss.cache.notifications.event.NodeModifiedEvent of variable event does not match with type org.jboss.cache.notifications.event.NodeRemovedEvent of variable event
    4Expression localCache.put(key,event.getData().get(ITEM)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression localCache.remove(key) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression localCache.put(key,event.getData().get(ITEM)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression localCache.remove(key) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Clone fragment #1 returns variables , while Clone fragment #2 returns variables fqn, regFqn