ISQLConnection con = _session.getSQLConnection(); if (con != null) { _dmd = con.getSQLMetaData(); }
ISQLDriver driver = (ISQLDriver) evt.getItem(); if (driver != null) { _url.setText(driver.getUrl()); }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/parser/SQLSchemaImpl.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/gui/db/AliasInternalFrame.java
Method name: void run() Method name: void itemStateChanged(ItemEvent)
Number of AST nodes: 3 Number of AST nodes: 3
1
ISQLConnection con = _session.getSQLConnection();
1
ISQL
2
                     if (con != null) {
3
                         _dmd = con.getSQLMetaData();
4
                     
2
Driver driver = (ISQLDriver) evt.getItem();
3
			if (driver != null)
4
			{
5
				_url.setText(driver.getUrl());
5
}
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)0.1
Clones locationClones are in different classes
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                  
    1
    ISQLDriver driver = (ISQLDriver)evt.getItem();
    1
    ISQLConnection con = _session.getSQLConnection();
                                                                                                        
    2
    if (con != null)
    2
    if (con != null)
    2
    if (driver != null)
    Differences
    Expression1Expression2Difference
    condriverVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.fw.sql.ISQLConnectionnet.sourceforge.squirrel_sql.fw.sql.ISQLDriverVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.fw.sql.ISQLConnection of variable con does not match with type net.sourceforge.squirrel_sql.fw.sql.ISQLDriver of variable driver
    • Make classes net.sourceforge.squirrel_sql.fw.sql.ISQLConnection and net.sourceforge.squirrel_sql.fw.sql.ISQLDriver extend a common superclass
    2
    if (driver != null)
                                                                      
    3
    _url.setText(driver.getUrl());
    Preondition Violations
    Unmatched statement _url.setText(driver.getUrl()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3
    _url.setText(driver.getUrl());
    3
    _dmd = con.getSQLMetaData();
    3
    _dmd = con.getSQLMetaData();
    Preondition Violations
    Unmatched statement _dmd=con.getSQLMetaData(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                              
    Precondition Violations (4)
    Row Violation
    1Type net.sourceforge.squirrel_sql.fw.sql.ISQLConnection of variable con does not match with type net.sourceforge.squirrel_sql.fw.sql.ISQLDriver of variable driver
    2Unmatched statement _url.setText(driver.getUrl()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _dmd=con.getSQLMetaData(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero