int encoding = bodyHeader.getContentTransferEncoding(); switch (encoding) { case MimeHeader.QUOTED_PRINTABLE: { bodyStream = new QuotedPrintableDecoderInputStream(bodyStream); break; } case MimeHeader.BASE64: { bodyStream = new Base64DecoderInputStream(bodyStream); break; } }
int encoding = header.getContentTransferEncoding(); switch (encoding) { case MimeHeader.QUOTED_PRINTABLE: { bodyStream = new QuotedPrintableDecoderInputStream(bodyStream); break; } case MimeHeader.BASE64: { bodyStream = new Base64DecoderInputStream(bodyStream); break; } }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/folder/command/PrintMessageCommand.java File path: /columba-1.4-src/mail/src/main/java/org/columba/mail/folder/AbstractMessageFolder.java
Method name: String getDecodedMessageBody() Method name: InputStream decodeStream(MimeHeader, InputStream)
Number of AST nodes: 8 Number of AST nodes: 8
1
int encoding = bodyHeader.getContentTransferEncoding();
1
int encoding = header.getContentTransferEncoding();
2
        switch (encoding) {
2
		switch (encoding) {
3
        case MimeHeader.QUOTED_PRINTABLE: {
3
		case MimeHeader.QUOTED_PRINTABLE: {
4
            bodyStream = new QuotedPrintableDecoderInputStream(bodyStream);
4
			bodyStream = new QuotedPrintableDecoderInputStream(bodyStream);
5
            break;
6
        }
7
        
5
			break;
6
		}
8
case MimeHeader.BASE64: {
7
		case MimeHeader.BASE64: {
9
            bodyStream = new Base64DecoderInputStream(bodyStream);
8
			bodyStream = new Base64DecoderInputStream(bodyStream);
10
            break;
11
        }
12
        
9
			break;
10
		}
13
}
11
		}
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 comparisons29
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    int encoding = bodyHeader.getContentTransferEncoding();
    1
    int encoding = bodyHeader.getContentTransferEncoding();
    2
    int encoding = header.getContentTransferEncoding();
    Differences
    Expression1Expression2Difference
    bodyHeaderheaderVARIABLE_NAME_MISMATCH
    2
    int encoding = header.getContentTransferEncoding();
    2
    switch (encoding)
    3
    switch (encoding)
    3
    case MimeHeader.QUOTED_PRINTABLE:
    4
    case MimeHeader.QUOTED_PRINTABLE:
    4
    bodyStream = new QuotedPrintableDecoderInputStream(bodyStream);
    5
    bodyStream = new QuotedPrintableDecoderInputStream(bodyStream);
    5
    break;
    6
    break;
    6
    case MimeHeader.BASE64:
    7
    case MimeHeader.BASE64:
    7
    bodyStream = new Base64DecoderInputStream(bodyStream);
    8
    bodyStream = new Base64DecoderInputStream(bodyStream);
    8
    break;
    9
    break;
    Precondition Violations (2)
    Row Violation
    1Clone fragment #1 returns variables , while Clone fragment #2 returns variables bodyStream
    2The refactoring of the clones is infeasible, because classes org.columba.mail.folder.command.PrintMessageCommand and org.columba.mail.folder.AbstractMessageFolder do not have a common superclass