LineContainsRegExp newFilter = new LineContainsRegExp(rdr); newFilter.setRegexps(getRegexps()); newFilter.setNegate(isNegated()); return newFilter;
StripLineComments newFilter = new StripLineComments(rdr); newFilter.setComments(getComments()); newFilter.setInitialized(true); return newFilter;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/filters/LineContainsRegExp.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/filters/StripLineComments.java
Method name: Reader chain(Reader) Method name: Reader chain(Reader)
Number of AST nodes: 4 Number of AST nodes: 4
1
LineContainsRegExp newFilter = new LineContainsRegExp(rdr);
1
StripLineComments newFilter = new StripLineComments(rdr);
2
        newFilter.setRegexps(getRegexps());
2
        newFilter.setComments(getComments());
3
        newFilter.setNegate(isNegated());
3
        newFilter.setInitialized(true);
4
        return newFilter;
4
        return newFilter;
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)0.0
Clones locationClones are in different classes having the same super class
Number of node comparisons10
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    LineContainsRegExp newFilter = new LineContainsRegExp(rdr);
    1
    LineContainsRegExp newFilter = new LineContainsRegExp(rdr);
    1
    StripLineComments newFilter = new StripLineComments(rdr);
    Differences
    Expression1Expression2Difference
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    1
    StripLineComments newFilter = new StripLineComments(rdr);
    2
    newFilter.setRegexps(getRegexps());
    2
    newFilter.setRegexps(getRegexps());
    2
    newFilter.setComments(getComments());
    Differences
    Expression1Expression2Difference
    setRegexpssetCommentsMETHOD_INVOCATION_NAME_MISMATCH
    getRegexpsgetCommentsMETHOD_INVOCATION_NAME_MISMATCH
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression newFilter.setRegexps(getRegexps()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method setRegexps
    Expression newFilter.setComments(getComments()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method setComments
    Expression newFilter.setRegexps(getRegexps()) is a void method call, and thus it cannot be parameterized
    Expression newFilter.setComments(getComments()) is a void method call, and thus it cannot be parameterized
    2
    newFilter.setComments(getComments());
    3
    newFilter.setNegate(isNegated());
    3
    newFilter.setNegate(isNegated());
    3
    newFilter.setInitialized(true);
    Differences
    Expression1Expression2Difference
    setNegatesetInitializedMETHOD_INVOCATION_NAME_MISMATCH
    isNegated()trueTYPE_COMPATIBLE_REPLACEMENT
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression newFilter.setNegate(isNegated()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression newFilter.setInitialized(true) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression newFilter.setNegate(isNegated()) is a void method call, and thus it cannot be parameterized
    Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized
    3
    newFilter.setInitialized(true);
    4
    return newFilter;
    4
    return newFilter;
    4
    return newFilter;
    Differences
    Expression1Expression2Difference
    org.apache.tools.ant.filters.LineContainsRegExporg.apache.tools.ant.filters.StripLineCommentsSUBCLASS_TYPE_MISMATCH
    4
    return newFilter;
    Precondition Violations (8)
    Row Violation
    1Expression newFilter.setRegexps(getRegexps()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression newFilter.setComments(getComments()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression newFilter.setRegexps(getRegexps()) is a void method call, and thus it cannot be parameterized
    4Expression newFilter.setComments(getComments()) is a void method call, and thus it cannot be parameterized
    5Expression newFilter.setNegate(isNegated()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression newFilter.setInitialized(true) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression newFilter.setNegate(isNegated()) is a void method call, and thus it cannot be parameterized
    8Expression newFilter.setInitialized(true) is a void method call, and thus it cannot be parameterized