if (classpath == null) { classpath = path; } else { classpath.append(path); }
if (webApp == null) { webApp = webappParam; } else { throw new BuildException("Only one webapp can be specified"); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Javadoc.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/jsp/JspC.java
Method name: void setClasspath(Path) Method name: void addWebApp(WebAppParameter)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (classpath == null) {
1
if (webApp == null) {
2
            classpath = path;
2
            webApp = webappParam;
3
        } else {
3
        } else {
4
            classpath.append(path);
4
            throw new BuildException("Only one webapp can be specified");
5
        }
5
        }
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 having the same super class
Number of node comparisons9
  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
    if (classpath == null)
    1
    if (classpath == null)
    1
    if (webApp == null)
    Differences
    Expression1Expression2Difference
    classpathwebAppVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.Pathorg.apache.tools.ant.taskdefs.optional.jsp.JspC.WebAppParameterVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.Path of variable classpath does not match with type org.apache.tools.ant.taskdefs.optional.jsp.JspC.WebAppParameter of variable webApp
    • Make classes org.apache.tools.ant.types.Path and org.apache.tools.ant.taskdefs.optional.jsp.JspC.WebAppParameter extend a common superclass
    1
    if (webApp == null)
                                                
    2
    webApp = webappParam;
    2
    classpath = path;
                                        
    else
            
                                                                                                                                    
    3
    throw new BuildException("Only one webapp can be specified");
    Preondition Violations
    Unmatched throw new BuildException("Only one webapp can be specified");
    3
    throw new BuildException("Only one webapp can be specified");
    3
    classpath.append(path);
                                                        
    Precondition Violations (2)
    Row Violation
    1Type org.apache.tools.ant.types.Path of variable classpath does not match with type org.apache.tools.ant.taskdefs.optional.jsp.JspC.WebAppParameter of variable webApp
    2Unmatched throw new BuildException("Only one webapp can be specified");