if (src == null) { throw new IllegalArgumentException("Null IDataSetModel passed"); } return src;
if (info == null) { throw new IllegalArgumentException("ValidationInfo == null"); }
Clone fragments detected by clone detection tool
File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/datasetviewer/DataSetModelEvent.java File path: /sql12/plugins/sqlval/src/net/sourceforge/squirrel_sql/plugins/sqlval/cmd/ValidateSQLCommand.java
Method name: IDataSetModel validateSource(IDataSetModel) Method name: void openSession(WebServiceSession)
Number of AST nodes: 3 Number of AST nodes: 2
1
if (src == null) {
1
if (info == null)
2
			
2
      {
3
throw new IllegalArgumentException("Null IDataSetModel passed");
3
         throw new IllegalArgumentException("
4
		}
5
		return src;
4
ValidationInfo == null");
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)0.1
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 fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (src == null)
    1
    if (src == null)
    1
    if (info == null)
    Differences
    Expression1Expression2Difference
    srcinfoVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetModelnet.sourceforge.squirrel_sql.plugins.sqlval.WebServiceSessionVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetModel of variable src does not match with type net.sourceforge.squirrel_sql.plugins.sqlval.WebServiceSession of variable info
    • Make classes net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetModel and net.sourceforge.squirrel_sql.plugins.sqlval.WebServiceSession extend a common superclass
    1
    if (info == null)
    2
    throw new IllegalArgumentException("Null IDataSetModel passed");
    2
    throw new IllegalArgumentException("Null IDataSetModel passed");
    2
    throw new IllegalArgumentException("ValidationInfo == null");
    Differences
    Expression1Expression2Difference
    "Null IDataSetModel passed""ValidationInfo == null"LITERAL_VALUE_MISMATCH
    2
    throw new IllegalArgumentException("ValidationInfo == null");
    3
    return src;
    3
    return src;
    Preondition Violations
    Unmatched statement return src; cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return src;
                                
    Precondition Violations (4)
    Row Violation
    1Type net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetModel of variable src does not match with type net.sourceforge.squirrel_sql.plugins.sqlval.WebServiceSession of variable info
    2Unmatched statement return src; cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched return src;
    4The refactoring of the clones is infeasible, because classes net.sourceforge.squirrel_sql.fw.datasetviewer.DataSetModelEvent and net.sourceforge.squirrel_sql.plugins.sqlval.cmd.ValidateSQLCommand do not have a common superclass