158-5-211

try { SysProperties c = (SysProperties) super.clone(); c.variables = (Vector) variables.clone(); c.propertySets = (Vector) propertySets.clone(); return c; } catch (CloneNotSupportedException e) { return null; }
if (entry != null) { try { return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/" + entry); } catch (MalformedURLException ex) { return null; } }

Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/CommandlineJava.java |  | File path: /apache-ant-1.7.0/src/org/apache/tools/ant/AntClassLoader.java
Method name: `Object clone()` |  | Method name: `URL getResourceURL(File, String)`
Number of AST nodes: 5 |  | Number of AST nodes: 3

1

    try {↵

1

    if (entry != null) {↵

2

                    SysProperties c = (SysProperties) super.clone();↵

2

                    ↵

3

                    c.variables = (Vector) variables.clone();↵

4

                    c.propertySets = (Vector) propertySets.clone();↵

5

                    return c;↵

3

        try {↵

4

                            return new URL("jar:" + FILE_UTILS.getFileURL(file)↵

5

                                           + "!/" + entry);↵

6

                } catch (CloneNotSupportedException e) {↵

6

                        } catch (MalformedURLException ex) {↵

7

                    return null;↵

7

                            return null;↵

8

                        }↵

8

                }

9

                    }

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.2
Clones location | Clones are in different classes
Number of node comparisons | 10

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 4
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 0.6
   Clone type | Type 3

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       try

   1 | try
   15 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   java.lang.CloneNotSupportedException | java.net.MalformedURLException | SUBCLASS_TYPE_MISMATCH
   e | ex | VARIABLE_NAME_MISMATCH
   java.lang.CloneNotSupportedException | java.net.MalformedURLException | SUBCLASS_TYPE_MISMATCH

   15

       try

   2

       SysProperties c = (SysProperties)super.clone();

   2 | SysProperties c = (SysProperties)super.clone();

   Preondition Violations
   Unmatched statement SysProperties c=(SysProperties)super.clone(); 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

       c.variables = (Vector)variables.clone();

   4

       c.propertySets = (Vector)propertySets.clone();

   5

       return c;

   5 | return c;

   Preondition Violations
   Unmatched return c;

   16 | return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/" + entry);

   Preondition Violations
   Unmatched statement return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/"+ entry); 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
   Unmatched return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/"+ entry);

   16

       return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/" + entry);

   Precondition Violations (4)
   Row | Violation
   --- | ---
   1 | Unmatched statement SysProperties c=(SysProperties)super.clone(); 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
   2 | Unmatched return c;
   3 | Unmatched statement return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/"+ entry); 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
   4 | Unmatched return new URL("jar:" + FILE_UTILS.getFileURL(file) + "!/"+ entry);