while (classEnum.hasMoreElements()) { String className = (String) classEnum.nextElement(); log(" Class " + className + " affects:", Project.MSG_DEBUG); Hashtable affectedClasses = (Hashtable) affectedClassMap.get(className); Enumeration affectedClassEnum = affectedClasses.keys(); while (affectedClassEnum.hasMoreElements()) { String affectedClass = (String) affectedClassEnum.nextElement(); ClassFileInfo info = (ClassFileInfo) affectedClasses.get(affectedClass); log(" " + affectedClass + " in " + info.absoluteFile.getPath(), Project.MSG_DEBUG); } }
log("Classpath file dependencies (Forward):", Project.MSG_DEBUG); Enumeration classpathEnum = classpathDependencies.keys(); while (classpathEnum.hasMoreElements()) { String className = (String) classpathEnum.nextElement(); log(" Class " + className + " depends on:", Project.MSG_DEBUG); Hashtable dependencies = (Hashtable) classpathDependencies.get(className); Enumeration classpathFileEnum = dependencies.elements(); while (classpathFileEnum.hasMoreElements()) { File classpathFile = (File) classpathFileEnum.nextElement(); log(" " + classpathFile.getPath(), Project.MSG_DEBUG); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/depend/Depend.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/depend/Depend.java
Method name: void dumpDependencies() Method name: void dumpDependencies()
Number of AST nodes: 9 Number of AST nodes: 10
1
log("Classpath file dependencies (Forward):", Project.MSG_DEBUG);
2
            Enumeration classpathEnum = classpathDependencies.keys();
1
while (classEnum.hasMoreElements()) {
3
            while (classpathEnum.hasMoreElements()) {
2
            String className = (String) classEnum.nextElement();
4
                String className = (String) classpathEnum.nextElement();
3
            log(" Class " + className + " affects:", Project.MSG_DEBUG);
5
                log(" Class " + className + " depends on:", Project.MSG_DEBUG);
4
            Hashtable affectedClasses
6
                Hashtable 
7
dependencies
5
                = (Hashtable) affectedClassMap.get(className);
8
                    = (Hashtable) classpathDependencies.get(className);
6
            Enumeration affectedClassEnum = affectedClasses.keys();
9
                Enumeration classpathFileEnum = dependencies.elements();
7
            while (affectedClassEnum.hasMoreElements()) {
10
                while (classpathFileEnum.hasMoreElements()) {
8
                String affectedClass = (String) affectedClassEnum.nextElement();
11
                
9
                ClassFileInfo info
10
                    = (ClassFileInfo) affectedClasses.get(affectedClass);
11
                log("    " + affectedClass + " in "
12
                    + info.absolute
12
    File classpathFile = (File) classpathFileEnum.nextElement();
13
File.getPath(), Project.MSG_DEBUG);
13
                    log("    " + classpathFile.getPath(), Project.MSG_DEBUG);
14
            }
14
            
15
    }
15
        }
16
            }
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 the same method
Number of node comparisons39
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)2.8
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                            
    13
    log("Classpath file dependencies (Forward):", Project.MSG_DEBUG);
                                                                                                                          
    14
    Enumeration classpathEnum = classpathDependencies.keys();
    3
    while (classEnum.hasMoreElements())
    3
    while (classEnum.hasMoreElements())
    15
    while (classpathEnum.hasMoreElements())
    Differences
    Expression1Expression2Difference
    classEnumclasspathEnumVARIABLE_NAME_MISMATCH
    15
    while (classpathEnum.hasMoreElements())
    4
    String className = (String)classEnum.nextElement();
    4
    String className = (String)classEnum.nextElement();
    16
    String className = (String)classpathEnum.nextElement();
    Differences
    Expression1Expression2Difference
    classEnumclasspathEnumVARIABLE_NAME_MISMATCH
    16
    String className = (String)classpathEnum.nextElement();
    5
    log(" Class " + className + " affects:", Project.MSG_DEBUG);
    5
    log(" Class " + className + " affects:", Project.MSG_DEBUG);
    17
    log(" Class " + className + " depends on:", Project.MSG_DEBUG);
    Differences
    Expression1Expression2Difference
    " affects:"" depends on:"LITERAL_VALUE_MISMATCH
    17
    log(" Class " + className + " depends on:", Project.MSG_DEBUG);
    6
    Hashtable affectedClasses = (Hashtable)affectedClassMap.get(className);
    6
    Hashtable affectedClasses = (Hashtable)affectedClassMap.get(className);
    18
    Hashtable dependencies = (Hashtable)classpathDependencies.get(className);
    Differences
    Expression1Expression2Difference
    affectedClassesdependenciesVARIABLE_NAME_MISMATCH
    affectedClassMapclasspathDependenciesVARIABLE_NAME_MISMATCH
    18
    Hashtable dependencies = (Hashtable)classpathDependencies.get(className);
    7
    Enumeration affectedClassEnum = affectedClasses.keys();
    7
    Enumeration affectedClassEnum = affectedClasses.keys();
    19
    Enumeration classpathFileEnum = dependencies.elements();
    Differences
    Expression1Expression2Difference
    affectedClassEnumclasspathFileEnumVARIABLE_NAME_MISMATCH
    keyselementsMETHOD_INVOCATION_NAME_MISMATCH
    affectedClassesdependenciesVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression affectedClasses.keys() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dependencies.elements() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19
    Enumeration classpathFileEnum = dependencies.elements();
    8
    while (affectedClassEnum.hasMoreElements())
    8
    while (affectedClassEnum.hasMoreElements())
    20
    while (classpathFileEnum.hasMoreElements())
    Differences
    Expression1Expression2Difference
    affectedClassEnumclasspathFileEnumVARIABLE_NAME_MISMATCH
    20
    while (classpathFileEnum.hasMoreElements())
    9
    String affectedClass = (String)affectedClassEnum.nextElement();
    9
    String affectedClass = (String)affectedClassEnum.nextElement();
    Preondition Violations
    Unmatched statement String affectedClass=(String)affectedClassEnum.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                    
    10
    ClassFileInfo info = (ClassFileInfo)affectedClasses.get(affectedClass);
    10
    ClassFileInfo info = (ClassFileInfo)affectedClasses.get(affectedClass);
    Preondition Violations
    Unmatched statement ClassFileInfo info=(ClassFileInfo)affectedClasses.get(affectedClass); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                                                      
                                                                                                                              
    21
    File classpathFile = (File)classpathFileEnum.nextElement();
    Preondition Violations
    Unmatched statement File classpathFile=(File)classpathFileEnum.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    21
    File classpathFile = (File)classpathFileEnum.nextElement();
    11
    log("    " + affectedClass + " in " + info.absoluteFile.getPath(), Project.MSG_DEBUG);
    11
    log(" " + affectedClass + " in " + info.absoluteFile.getPath(), Project.MSG_DEBUG);
    22
    log(" " + classpathFile.getPath(), Project.MSG_DEBUG);
    Differences
    Expression1Expression2Difference
    affectedClassclasspathFile.getPath()TYPE_COMPATIBLE_REPLACEMENT
    " " + affectedClass + " in "+ info.absoluteFile.getPath()" " + classpathFile.getPath()INFIX_EXTENDED_OPERAND_NUMBER_MISMATCH
    22
    log("    " + classpathFile.getPath(), Project.MSG_DEBUG);
    Precondition Violations (6)
    Row Violation
    1Expression affectedClasses.keys() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression dependencies.elements() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched statement String affectedClass=(String)affectedClassEnum.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched statement ClassFileInfo info=(ClassFileInfo)affectedClasses.get(affectedClass); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5Unmatched statement File classpathFile=(File)classpathFileEnum.nextElement(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Clone fragment #1 returns variables affectedClassEnum, affectedClasses , while Clone fragment #2 returns variables classpathFileEnum