if (caught != null) { throw new BuildException("Exception in ExecuteWatchdog.run: " + caught.getMessage(), caught); }
if (mapper != null) { throw new BuildException(ERROR_TOO_MANY_MAPPERS); } mapper = newMapper;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/ExecuteWatchdog.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/SignJar.java
Method name: void checkException() Method name: void add(FileNameMapper)
Number of AST nodes: 2 Number of AST nodes: 3
1
if (caught != null) {
1
if (mapper != null) {
2
            throw new BuildException("Exception in ExecuteWatchdog.run: "
2
            throw new BuildException(ERROR_TOO_MANY_MAPPERS);
3
        
3
        }
4
                             + caught.getMessage(), caught);
4
        
5
        }
5
mapper = newMapper;
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 comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (caught != null)
    1
    if (caught != null)
    1
    if (mapper != null)
    Differences
    Expression1Expression2Difference
    caughtmapperVARIABLE_NAME_MISMATCH
    java.lang.Exceptionorg.apache.tools.ant.util.FileNameMapperVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.Exception of variable caught does not match with type org.apache.tools.ant.util.FileNameMapper of variable mapper
    • Make classes java.lang.Exception and org.apache.tools.ant.util.FileNameMapper extend a common superclass
    1
    if (mapper != null)
    2
    throw new BuildException("Exception in ExecuteWatchdog.run: " + caught.getMessage(), caught);
    2
    throw new BuildException("Exception in ExecuteWatchdog.run: " + caught.getMessage(), caught);
    2
    throw new BuildException(ERROR_TOO_MANY_MAPPERS);
    Differences
    Expression1Expression2Difference
    new BuildException("Exception in ExecuteWatchdog.run: " + caught.getMessage(),caught)new BuildException(ERROR_TOO_MANY_MAPPERS)ARGUMENT_NUMBER_MISMATCH
    2
    throw new BuildException(ERROR_TOO_MANY_MAPPERS);
                                            
    3
    mapper = newMapper;
    Precondition Violations (1)
    Row Violation
    1Type java.lang.Exception of variable caught does not match with type org.apache.tools.ant.util.FileNameMapper of variable mapper