StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 ); buf.append( "case" ); //$NON-NLS-1 Iterator iter = cases.entrySet().iterator(); while ( iter.hasNext() ) { Map.Entry me = ( Map.Entry ) iter.next(); buf.append( " when " )//$NON-NLS-1 .append( me.getKey() ) .append( " is not null then " )//$NON-NLS-1 .append( me.getValue() ); } // null is not considered the same type as Integer. buf.append( " else -1" ); //$NON-NLS-1 buf.append( " end" ); //$NON-NLS-1 if ( returnColumnName != null ) { buf.append( " as " )//$NON-NLS-1 .append( returnColumnName ); } return buf.toString();
StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 ) .append("case"); Iterator iter = cases.entrySet().iterator(); while ( iter.hasNext() ) { Map.Entry me = (Map.Entry) iter.next(); buf.append(" when ") .append( me.getKey() ) .append(" is not null then ") .append( me.getValue() ); } buf.append(" end"); if (returnColumnName!=null) { buf.append(" as ") .append(returnColumnName); } return buf.toString();
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/sql/DerbyCaseFragment.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/sql/ANSICaseFragment.java
Method name: String toFragmentString() Method name: String toFragmentString()
Number of AST nodes: 11 Number of AST nodes: 9
1
StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 );
1
StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 )
2
		buf.append( "case" ); 								//$NON-NLS-1
2
			.append("case");
3
		Iterator iter = cases.entrySet().iterator();
3
		Iterator iter = cases.entrySet().iterator();
4
		while ( iter.hasNext() ) {
4
		while ( iter.hasNext() ) {
5
			Map.Entry me = ( Map.Entry ) iter.next();
5
			Map.Entry me = (Map.Entry) iter.next();
6
			buf.append( " when " )//$NON-NLS-1
6
			buf.append(" when "
7
	
7
)
8
				.append( me.getKey() )
8
				.append( me.getKey() )
9
					.append( " is not null then " )//$NON-NLS-1
9
				.append(" is not null then "
10
	
10
)
11
				.append( me.getValue() );
11
				.append( me.getValue() );
12
		}
12
		}
13
		// null is not considered the same type as Integer.
13
		
14
		buf.append( " else -1" );								//$NON-NLS-1
14
		buf.append(" e
15
		buf.append( " end" );									//$NON-NLS-1
15
nd");
16
		if ( returnColumnName != null ) {
16
		if (returnColumnName!=null) {
17
			buf.append( " as " )//$NON-NLS-1
17
			buf.append(" as "
18
	
18
)
19
				.append( returnColumnName );
19
				.append(returnColumnName);
20
		}
20
		}
21
		return buf.toString();
21
		return buf.toString();
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 comparisons36
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.2
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    StringBuffer buf = new StringBuffer(cases.size() * 15 + 10);
    1
    StringBuffer buf = new StringBuffer(cases.size() * 15 + 10);
    1
    StringBuffer buf = new StringBuffer(cases.size() * 15 + 10).append("case");
    Differences
    Expression1Expression2Difference
    new StringBuffer(cases.size() * 15 + 10)new StringBuffer(cases.size() * 15 + 10).append("case")TYPE_COMPATIBLE_REPLACEMENT
    1
    StringBuffer buf = new StringBuffer(cases.size() * 15 + 10).append("case");
    2
    buf.append("case");
                                                
    3
    Iterator iter = cases.entrySet().iterator();
    2
    Iterator iter = cases.entrySet().iterator();
    4
    while (iter.hasNext())
    3
    while (iter.hasNext())
    5
    Map.Entry me = (Map.Entry)iter.next();
    4
    Map.Entry me = (Map.Entry)iter.next();
    6
    buf.append(" when ").append(me.getKey()).append(" is not null then ").append(me.getValue());
    5
    buf.append(" when ").append(me.getKey()).append(" is not null then ").append(me.getValue());
    7
    buf.append(" else -1");
                                                        
    8
    buf.append(" end");
    6
    buf.append(" end");
    9
    if (returnColumnName != null)
    7
    if (returnColumnName != null)
    10
    buf.append(" as ").append(returnColumnName);
    8
    buf.append(" as ").append(returnColumnName);
    11
    return buf.toString();
    9
    return buf.toString();
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variables buf , while Clone fragment #2 returns variables