if(null == con) { return false; } return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
if(null == _delegate) { return false; } return _delegate.isKeyword(buffer, offset, len);
Clone fragments detected by clone detection tool
File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/sql/SQLDatabaseMetaData.java File path: /sql12/plugins/hibernate/src/net/sourceforge/squirrel_sql/plugins/hibernate/HqlSyntaxHighlightTokenMatcherProxy.java
Method name: boolean isComHttxDriver(ISQLConnection) Method name: boolean isKeyword(char[], int, int)
Number of AST nodes: 3 Number of AST nodes: 3
1
if(null == con)
1
if(null == 
2
   
2
_delegate)
3
      {
3
      {
4
            return false;
4
         return false;
5
         }
5
      
6
   
6
}
7
      return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
7
      return _delegate.isKeyword(buffer, offset, len);
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 statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)3.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (null == con)
    1
    if (null == con)
    1
    if (null == _delegate)
    Differences
    Expression1Expression2Difference
    con_delegateVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.fw.sql.ISQLConnectionnet.sourceforge.squirrel_sql.client.session.ISyntaxHighlightTokenMatcherVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.fw.sql.ISQLConnection of variable con does not match with type net.sourceforge.squirrel_sql.client.session.ISyntaxHighlightTokenMatcher of variable _delegate
    • Make classes net.sourceforge.squirrel_sql.fw.sql.ISQLConnection and net.sourceforge.squirrel_sql.client.session.ISyntaxHighlightTokenMatcher extend a common superclass
    1
    if (null == _delegate)
    2
    return false;
    2
    return false;
                                                                                                      
    3
    return _delegate.isKeyword(buffer, offset, len);
    Preondition Violations
    Unmatched statement return _delegate.isKeyword(buffer,offset,len); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return _delegate.isKeyword(buffer,offset,len);
    3
    return _delegate.isKeyword(buffer, offset, len);
    3
    return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
    3
    return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
    Preondition Violations
    Unmatched return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
                                                                                                                                                                              
    Precondition Violations (5)
    Row Violation
    1Type net.sourceforge.squirrel_sql.fw.sql.ISQLConnection of variable con does not match with type net.sourceforge.squirrel_sql.client.session.ISyntaxHighlightTokenMatcher of variable _delegate
    2Unmatched statement return _delegate.isKeyword(buffer,offset,len); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched return _delegate.isKeyword(buffer,offset,len);
    4Unmatched return con.getSQLDriver().getDriverClassName().startsWith(COM_HTTX_DRIVER_PREFIX);
    5Not all possible execution flows end in a return statement