Object item1 = header1.get(columnName); Object item2 = header2.get(columnName); if ((item1 != null) && (item2 == null)) { result = 1; } else if ((item1 == null) && (item2 != null)) { result = -1; } else if ((item1 == null) && (item2 == null)) { result = 0; } else if (item1 instanceof String) { result = collator.compare((String) item1, (String) item2); }
Object item1 = header1.get(columnName); Object item2 = header2.get(columnName); if ((item1 != null) && (item2 == null)) { result = 1; } else if ((item1 == null) && (item2 != null)) { result = -1; } else if ((item1 == null) && (item2 == null)) { result = 0; } else if (item1 instanceof String) { result = collator.compare((String) item1, (String) item2);
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/gui/table/model/TableModelThreadedView.java File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/gui/table/model/TableModelSorter.java
Method name: int compare(Object, Object) Method name: int compare(Object, Object)
Number of AST nodes: 10 Number of AST nodes: 6
1
Object item1 = header1.get(columnName);
1
Object item1 = header1.get(columnName);
2
				Object item2 = header2.get(columnName);
2
				Object item2 = header2.get(columnName);
3
				if ((item1 != null) && (item2 == null)) {
3
				if ((item1 != null) && (item2 == null)) {
4
					result = 1;
4
					result = 1;
5
				} else if ((item1 == null) && (item2 != null)) {
5
				} else if ((item1 == null) && (item2 != null)) {
6
					result = -1;
6
					result = -1;
7
				} else if ((item1 == null) && (item2 == null)) {
7
				} else if ((item1 == null) && (item2 == null)) {
8
					result = 0;
8
					result = 0;
9
				} else if (item1 instanceof String) {
9
				} else if (item1 instanceof String) {
10
					result = collator.compare((String) item1, (String) item2);
10
					result = collator.compare((String) item1, (String) item2);
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)0.0
Clones locationClones are in different classes
Number of node comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    14
    Object item1 = header1.get(columnName);
    14
    Object item1 = header1.get(columnName);
    58
    Object item1 = header1.get(columnName);
    Differences
    Expression1Expression2Difference
    org.columba.mail.message.IColumbaHeaderorg.columba.mail.message.ColumbaHeaderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.columba.mail.message.IColumbaHeader of variable header1 does not match with type org.columba.mail.message.ColumbaHeader of variable header1
    • Make classes org.columba.mail.message.IColumbaHeader and org.columba.mail.message.ColumbaHeader extend a common superclass
    58
    Object item1 = header1.get(columnName);
    15
    Object item2 = header2.get(columnName);
    15
    Object item2 = header2.get(columnName);
    59
    Object item2 = header2.get(columnName);
    Differences
    Expression1Expression2Difference
    org.columba.mail.message.IColumbaHeaderorg.columba.mail.message.ColumbaHeaderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.columba.mail.message.IColumbaHeader of variable header2 does not match with type org.columba.mail.message.ColumbaHeader of variable header2
    • Make classes org.columba.mail.message.IColumbaHeader and org.columba.mail.message.ColumbaHeader extend a common superclass
    59
    Object item2 = header2.get(columnName);
    Precondition Violations (3)
    Row Violation
    1Type org.columba.mail.message.IColumbaHeader of variable header1 does not match with type org.columba.mail.message.ColumbaHeader of variable header1
    2Type org.columba.mail.message.IColumbaHeader of variable header2 does not match with type org.columba.mail.message.ColumbaHeader of variable header2
    3Clone fragment #1 returns variables item1, item2 , while Clone fragment #2 returns variables item1, item2