for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IMailCheckingListener.class) { ((IMailCheckingListener) listeners[i + 1]).newMessageArrived(e); } }
for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IConnectionChangedListener.class) { ((IConnectionChangedListener) listeners[i + 1]) .connectionChanged(e); } }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/mailchecking/MailCheckingManager.java File path: /columba-1.4-src/plugins/org.columba.chat.altura/src/org/columba/chat/Connection.java
Method name: void fireNewMessageArrived(IMailFolderCommandReference) Method name: void fireSelectionChanged(IAccount, STATUS)
Number of AST nodes: 3 Number of AST nodes: 3
1
for (int i = listeners.length - 2; i >= 0; i -= 2) {
1
for (int i = listeners.length - 2; i >= 0; i -= 2) {
2
			if (listeners[i] == IMailCheckingListener.class) {
2
			if (listeners[i] == IConnectionChangedListener.class) {
3
				((IMailCheckingListener) listeners[i + 1]).newMessageArriv
3
				((IConnectionChangedListener) listeners[i + 1])
4
ed(e);
4
						.connectionChanged(e);
5
			}
5
			}
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)0.5
Clones locationClones are in different classes
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    4
    if (listeners[i] == IMailCheckingListener.class)
    4
    if (listeners[i] == IMailCheckingListener.class)
    4
    if (listeners[i] == IConnectionChangedListener.class)
    Differences
    Expression1Expression2Difference
    IMailCheckingListener.classIConnectionChangedListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == IConnectionChangedListener.class)
    5
    ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e);
    5
    ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e);
    5
    ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e);
    Differences
    Expression1Expression2Difference
    org.columba.mail.mailchecking.MailCheckingEventorg.columba.chat.conn.api.ConnectionChangedEventSUBCLASS_TYPE_MISMATCH
    newMessageArrivedconnectionChangedMETHOD_INVOCATION_NAME_MISMATCH
    org.columba.mail.mailchecking.IMailCheckingListenerorg.columba.chat.conn.api.IConnectionChangedListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e) is a void method call, and thus it cannot be parameterized
    Expression ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e) is a void method call, and thus it cannot be parameterized
    Expression (IMailCheckingListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IConnectionChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.columba.mail.mailchecking.IMailCheckingListener does not match with type org.columba.chat.conn.api.IConnectionChangedListener
    • Make classes org.columba.mail.mailchecking.IMailCheckingListener and org.columba.chat.conn.api.IConnectionChangedListener extend a common superclass
    5
    ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e);
    Precondition Violations (8)
    Row Violation
    1Expression ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression ((IMailCheckingListener)listeners[i + 1]).newMessageArrived(e) is a void method call, and thus it cannot be parameterized
    4Expression ((IConnectionChangedListener)listeners[i + 1]).connectionChanged(e) is a void method call, and thus it cannot be parameterized
    5Expression (IMailCheckingListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression (IConnectionChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type org.columba.mail.mailchecking.IMailCheckingListener does not match with type org.columba.chat.conn.api.IConnectionChangedListener
    8The refactoring of the clones is infeasible, because classes org.columba.mail.mailchecking.MailCheckingManager and org.columba.chat.Connection do not have a common superclass