byte[] copy = new byte[length]; System.arraycopy(bytes, start, copy, 0, length); return newUsAsciiStringShared(runtime, new ByteList(copy, false));
byte[] copy = new byte[length]; System.arraycopy(bytes, start, copy, 0, length); return new RubyString(runtime, runtime.getString(), new ByteList(copy, false));
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyString.java File path: /jruby-1.4.0/src/org/jruby/RubyString.java
Method name: RubyString newUsAsciiStringShared(Ruby, byte[], int, int) Method name: RubyString newString(Ruby, byte[], int, int)
Number of AST nodes: 3 Number of AST nodes: 3
1
byte[] copy = new byte[length];
1
byte[] copy = new byte[length];
2
        System.arraycopy(bytes, start, copy, 0, length);
2
        System.arraycopy(bytes, start, copy, 0, length);
3
        return newUsAsciiStringShared(runtime, new ByteList(copy, false));
3
        return new RubyString(runtime, runtime.getString(), new ByteList(copy, false));
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 declared in the same class
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    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
    byte[] copy = new byte[length];
    1
    byte[] copy = new byte[length];
    2
    System.arraycopy(bytes, start, copy, 0, length);
    2
    System.arraycopy(bytes, start, copy, 0, length);
    3
    return newUsAsciiStringShared(runtime, new ByteList(copy, false));
    3
    return newUsAsciiStringShared(runtime, new ByteList(copy, false));
    3
    return new RubyString(runtime, runtime.getString(), new ByteList(copy, false));
    Differences
    Expression1Expression2Difference
    newUsAsciiStringShared(runtime,new ByteList(copy,false))new RubyString(runtime,runtime.getString(),new ByteList(copy,false))TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression newUsAsciiStringShared(runtime,new ByteList(copy,false)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new RubyString(runtime,runtime.getString(),new ByteList(copy,false)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    return new RubyString(runtime, runtime.getString(), new ByteList(copy, false));
    Precondition Violations (2)
    Row Violation
    1Expression newUsAsciiStringShared(runtime,new ByteList(copy,false)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new RubyString(runtime,runtime.getString(),new ByteList(copy,false)) cannot be parameterized, because it has dependencies to/from statements that will be extracted