try { con.commit(); } catch (Exception e) { e.printStackTrace(); }
if (_session != null) { try { getCommand().execute(); } catch (Exception e) { _session.showMessage(e); } }
Clone fragments detected by clone detection tool
File path: /sql12/test/mockobjects/net/sourceforge/squirrel_sql/client/session/MockSession.java File path: /sql12/plugins/postgres/src/net/sourceforge/squirrel_sql/plugins/postgres/actions/AbstractSessionAction.java
Method name: void commit() Method name: void actionPerformed(ActionEvent)
Number of AST nodes: 2 Number of AST nodes: 3
1
if (_session != null) {
1
try {
2
            try {
2
            con.commit();
3
            
4
    getCommand().execute();
3
        } catch (Exception e) {
5
            } catch (Exception e) {
4
            e.printStackTrace();
6
                _session.showMessage(e);
7
            }
5
        }
8
        }
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)0.2
Clones locationClones are in different classes
Number of node comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)245.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    try
    1
    try
    2
    try
    Differences
    Expression1Expression2Difference
    printStackTraceshowMessageMETHOD_INVOCATION_NAME_MISMATCH
    e_sessionVARIABLE_NAME_MISMATCH
    java.lang.Exceptionnet.sourceforge.squirrel_sql.client.session.ISessionVARIABLE_TYPE_MISMATCH
    e.printStackTrace()_session.showMessage(e)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression _session.showMessage(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression _session.showMessage(e) is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.lang.Exception of variable e does not match with type net.sourceforge.squirrel_sql.client.session.ISession of variable _session
    • Make classes java.lang.Exception and net.sourceforge.squirrel_sql.client.session.ISession extend a common superclass
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression _session.showMessage(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression _session.showMessage(e) is a void method call, and thus it cannot be parameterized
    2
    try
    2
    con.commit();
    2
    con.commit();
    Preondition Violations
    Unmatched statement con.commit(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                    
                                                        
    3
    getCommand().execute();
    Preondition Violations
    Unmatched statement getCommand().execute(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    3
    getCommand().execute();
    Precondition Violations (13)
    Row Violation
    1Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression _session.showMessage(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    4Expression _session.showMessage(e) is a void method call, and thus it cannot be parameterized
    5Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type java.lang.Exception of variable e does not match with type net.sourceforge.squirrel_sql.client.session.ISession of variable _session
    7Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression _session.showMessage(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    10Expression _session.showMessage(e) is a void method call, and thus it cannot be parameterized
    11Unmatched statement con.commit(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    12Unmatched statement getCommand().execute(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    13The refactoring of the clones is infeasible, because classes net.sourceforge.squirrel_sql.client.session.MockSession and net.sourceforge.squirrel_sql.plugins.postgres.actions.AbstractSessionAction do not have a common superclass