for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IFolderListener.class) { ((IFolderListener) listeners[i + 1]).messageRemoved(e); } }
for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == ITagListener.class) { ((ITagListener) listeners[i + 1]).tagAdded(e); } }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/folder/AbstractMessageFolder.java File path: /columba-1.4-src/core/src/main/java/org/columba/core/tagging/TagManager.java
Method name: void fireMessageRemoved(Object, Flags) Method name: void fireTagAddedEvent(String)
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] == IFolderListener.class) {
2
			if (listeners[i] == ITagListener.class) {
3
				((IFolderListener) listeners[i + 1]).messageRemoved(e);
3
				((ITagListener) listeners[i + 1]).tagAdded(e);
4
			}
4
			}
5
		}
5
		}
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)11.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    12
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    13
    if (listeners[i] == IFolderListener.class)
    13
    if (listeners[i] == IFolderListener.class)
    4
    if (listeners[i] == ITagListener.class)
    Differences
    Expression1Expression2Difference
    IFolderListener.classITagListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == ITagListener.class)
    14
    ((IFolderListener)listeners[i + 1]).messageRemoved(e);
    14
    ((IFolderListener)listeners[i + 1]).messageRemoved(e);
    5
    ((ITagListener)listeners[i + 1]).tagAdded(e);
    Differences
    Expression1Expression2Difference
    org.columba.mail.folder.event.FolderEventorg.columba.core.tagging.api.ITagEventVARIABLE_TYPE_MISMATCH
    messageRemovedtagAddedMETHOD_INVOCATION_NAME_MISMATCH
    org.columba.mail.folder.event.IFolderListenerorg.columba.core.tagging.api.ITagListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.columba.mail.folder.event.FolderEvent of variable e does not match with type org.columba.core.tagging.api.ITagEvent of variable e
    • Make classes org.columba.mail.folder.event.FolderEvent and org.columba.core.tagging.api.ITagEvent extend a common superclass
    Expression ((IFolderListener)listeners[i + 1]).messageRemoved(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((ITagListener)listeners[i + 1]).tagAdded(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IFolderListener)listeners[i + 1]).messageRemoved(e) is a void method call, and thus it cannot be parameterized
    Expression ((ITagListener)listeners[i + 1]).tagAdded(e) is a void method call, and thus it cannot be parameterized
    Expression (IFolderListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (ITagListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.columba.mail.folder.event.IFolderListener does not match with type org.columba.core.tagging.api.ITagListener
    • Make classes org.columba.mail.folder.event.IFolderListener and org.columba.core.tagging.api.ITagListener extend a common superclass
    5
    ((ITagListener)listeners[i + 1]).tagAdded(e);
    Precondition Violations (9)
    Row Violation
    1Type org.columba.mail.folder.event.FolderEvent of variable e does not match with type org.columba.core.tagging.api.ITagEvent of variable e
    2Expression ((IFolderListener)listeners[i + 1]).messageRemoved(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression ((ITagListener)listeners[i + 1]).tagAdded(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression ((IFolderListener)listeners[i + 1]).messageRemoved(e) is a void method call, and thus it cannot be parameterized
    5Expression ((ITagListener)listeners[i + 1]).tagAdded(e) is a void method call, and thus it cannot be parameterized
    6Expression (IFolderListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression (ITagListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type org.columba.mail.folder.event.IFolderListener does not match with type org.columba.core.tagging.api.ITagListener
    9The refactoring of the clones is infeasible, because classes org.columba.mail.folder.AbstractMessageFolder and org.columba.core.tagging.TagManager do not have a common superclass