if (obj1 == obj2) return true; // if both objs are null, then they matched in the previous test, // so at this point we know that at least one of them (or both) is not null. // However, one of them may still be null, and we cannot call equals() on // the null object, so make sure that the one we call it on is not null. // The equals() method handles the other one being null, if it is. if (obj1 != null) return ((ClobDescriptor)obj1).equals((ClobDescriptor)obj2); else return ((ClobDescriptor)obj2).equals((ClobDescriptor)obj1);
if (obj1 == obj2) return true; // if both objs are null, then they matched in the previous test, // so at this point we know that at least one of them (or both) is not null. // However, one of them may still be null, and we cannot call equals() on // the null object, so make sure that the one we call it on is not null. // The equals() method handles the other one being null, if it is. if (obj1 != null) return ((BlobDescriptor)obj1).equals((BlobDescriptor)obj2); else return ((BlobDescriptor)obj2).equals((BlobDescriptor)obj1);
Clone fragments detected by clone detection tool
File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/datasetviewer/cellcomponent/DataTypeClob.java File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/datasetviewer/cellcomponent/DataTypeBlob.java
Method name: boolean areEqual(Object, Object) Method name: boolean areEqual(Object, Object)
Number of AST nodes: 5 Number of AST nodes: 5
1
if (obj1 == obj2)
1
if (obj1 == obj2)
2
			return true;
2
			return true;
3
		// if both objs are null, then they matched in the previous test,
3
		// if both objs are null, then they matched in the previous test,
4
		// so at this point we know that at least one of them (or both) is not null.
4
		// so at this point we know that at least one of them (or both) is not null.
5
		// However, one of them may still be null, and we cannot call equals() on
5
		// However, one of them may still be null, and we cannot call equals() on
6
		// the null object, so make sure that the one we call it on is not null.
6
		// the null object, so make sure that the one we call it on is not null.
7
		// The equals() method handles the other one being null, if it is.
7
		// The equals() method handles the other one being null, if it is.
8
		if (obj1 != null)
8
		if (obj1 != null)
9
			return ((ClobDescriptor)obj1).equals((ClobDescriptor)obj2);
9
			return ((BlobDescriptor)obj1).equals((BlobDescriptor)obj2);
10
		else
10
		else
11
			return ((ClobDescriptor)obj2).equals((ClobDescriptor)obj1);
11
			return ((BlobDescriptor)obj2).equals((BlobDescriptor)obj1);
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons15
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj1 == obj2)
    1
    if (obj1 == obj2)
    2
    return true;
    2
    return true;
    3
    if (obj1 != null)
    3
    if (obj1 != null)
    4
    return ((ClobDescriptor)obj1).equals((ClobDescriptor)obj2);
    4
    return ((ClobDescriptor)obj1).equals((ClobDescriptor)obj2);
    4
    return ((BlobDescriptor)obj1).equals((BlobDescriptor)obj2);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptornet.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptorVARIABLE_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptornet.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    • Make classes net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor and net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor extend a common superclass
    Expression (ClobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (BlobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    • Make classes net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor and net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor extend a common superclass
    4
    return ((BlobDescriptor)obj1).equals((BlobDescriptor)obj2);
    else
    else
    5
    return ((ClobDescriptor)obj2).equals((ClobDescriptor)obj1);
    5
    return ((ClobDescriptor)obj2).equals((ClobDescriptor)obj1);
    5
    return ((BlobDescriptor)obj2).equals((BlobDescriptor)obj1);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptornet.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptorVARIABLE_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptornet.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression (ClobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (BlobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    • Make classes net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor and net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor extend a common superclass
    Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    • Make classes net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor and net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor extend a common superclass
    5
    return ((BlobDescriptor)obj2).equals((BlobDescriptor)obj1);
    Precondition Violations (8)
    Row Violation
    1Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    2Expression (ClobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression (BlobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    5Expression (ClobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression (BlobDescriptor)obj1 cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor
    8Type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.ClobDescriptor does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.cellcomponent.BlobDescriptor