AbstractFolder child; for (Enumeration e = parentFolder.children(); e.hasMoreElements();) { child = (AbstractFolder) e.nextElement(); if (child != null) { if (child instanceof AddressbookFolder) { try { child.save(); } catch (Exception ex) { ex.printStackTrace(); } } } saveAddressbookFolder(child); }
IMailFolder child; for (Enumeration e = parentFolder.children(); e .hasMoreElements();) { child = (IMailFolder) e.nextElement(); if (child instanceof AbstractMessageFolder) { try { ((AbstractMessageFolder) child).save(); } catch (Exception ex) { ex.printStackTrace(); } } saveFolder(child); }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/contact/src/main/java/org/columba/addressbook/main/AddressbookExitWorker.java File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/gui/tree/FolderTreeModel.java
Method name: void saveAddressbookFolder(AbstractFolder) Method name: void saveFolder(IMailFolder)
Number of AST nodes: 8 Number of AST nodes: 7
1
AbstractFolder child;
1
IMailFolder child;
2
        
3
for (Enumeration e = parentFolder.children(); e
2
				for (Enumeration e = parentFolder.children(); e
4
.hasMoreElements();) {
3
						.hasMoreElements();) {
5
            child = (AbstractFolder) e.nextElement();
4
					child = (IMailFolder) e.nextElement();
6
            if (child != null) {
7
                if (child instanceof AddressbookFolder) {
8
                    try {
9
                       
5
					if (child instanceof AbstractMessageFolder) {
6
						try {
10
 child.save();
7
							((AbstractMessageFolder) child).save();
11
                    } catch (Exception ex) {
8
						} catch (Exception ex) {
12
                        ex.printStackTrace();
13
                    }
14
                }
15
            }
16
            saveAddressbook
9
							ex.printStackTrace();
10
						}
11
					}
17
Folder(child);
12
					saveFolder(child);
18
        }
13
				}
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)1.1
Clones locationClones are in different classes
Number of node comparisons7
  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 fragment1
    Time elapsed for statement mapping (ms)3.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                
    3
    child = (IMailFolder)e.nextElement();
    Preondition Violations
    Unmatched statement child=(IMailFolder)e.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3
    child = (IMailFolder)e.nextElement();
    5
    if (child instanceof AddressbookFolder)
    5
    if (child instanceof AddressbookFolder)
    4
    if (child instanceof AbstractMessageFolder)
    Differences
    Expression1Expression2Difference
    org.columba.addressbook.folder.AbstractFolderorg.columba.mail.folder.IMailFolderSUBCLASS_TYPE_MISMATCH
    org.columba.addressbook.folder.AddressbookFolderorg.columba.mail.folder.AbstractMessageFolderSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression child instanceof AbstractMessageFolder cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    if (child instanceof AbstractMessageFolder)
    6
    try
    5
    try
    7
    child.save();
    7
    child.save();
    6
    ((AbstractMessageFolder)child).save();
    Differences
    Expression1Expression2Difference
    org.columba.addressbook.folder.AbstractFolderorg.columba.mail.folder.AbstractMessageFolderSUBCLASS_TYPE_MISMATCH
    child((AbstractMessageFolder)child)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression ((AbstractMessageFolder)child) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression child cannot be unified with expression ((AbstractMessageFolder)child) , because common superclass javax.swing.tree.DefaultMutableTreeNode does not declare member(s) public void save() throws org.columba.api.exception.StoreException
    6
    ((AbstractMessageFolder)child).save();
    Precondition Violations (5)
    Row Violation
    1Unmatched statement child=(IMailFolder)e.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Expression child instanceof AbstractMessageFolder cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression ((AbstractMessageFolder)child) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression child cannot be unified with expression ((AbstractMessageFolder)child) , because common superclass javax.swing.tree.DefaultMutableTreeNode does not declare member(s) public void save() throws org.columba.api.exception.StoreException
    5The refactoring of the clones is infeasible, because classes org.columba.addressbook.main.AddressbookExitWorker and do not have a common superclass