final NextNode nextNode = (NextNode) node; CompilerCallback valueCallback = new CompilerCallback() { public void call(BodyCompiler context) { if (nextNode.getValueNode() != null) { compile(nextNode.getValueNode(), context,true); } else { context.loadNil(); } } }; context.pollThreadEvents(); context.issueNextEvent(valueCallback); // TODO: don't require pop if (!expr) context.consumeCurrentValue();
final BreakNode breakNode = (BreakNode) node; CompilerCallback valueCallback = new CompilerCallback() { public void call(BodyCompiler context) { if (breakNode.getValueNode() != null) { compile(breakNode.getValueNode(), context, true); } else { context.loadNil(); } } }; context.issueBreakEvent(valueCallback); // TODO: don't require pop if (!expr) context.consumeCurrentValue();
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/compiler/ASTCompiler.java File path: /jruby-1.4.0/src/org/jruby/compiler/ASTCompiler.java
Method name: void compileNext(Node, BodyCompiler, boolean) Method name: void compileBreak(Node, BodyCompiler, boolean)
Number of AST nodes: 6 Number of AST nodes: 5
1
final NextNode nextNode = (NextNode) node;
1
final BreakNode breakNode = (BreakNode) node;
2
        CompilerCallback valueCallback = new CompilerCallback() {
2
        CompilerCallback valueCallback = new CompilerCallback() {
3
                    public void call(BodyCompiler context) {
3
                    public void call(BodyCompiler context) {
4
                        if (nextNode.getValueNode() != null) {
4
                        if (breakNode.getValueNode() != null) {
5
                            compile(nextNode.getValueNode(), context,true);
5
                            compile(breakNode.getValueNode(), context, true);
6
                        } else {
6
                        } else {
7
                            context.loadNil();
7
                            context.loadNil();
8
                        }
8
                        }
9
                    }
9
                    }
10
                };
10
                };
11
        context.pollThreadEvents();
11
        context.
12
        context.issueNextEvent(valueCallback);
12
issueBreakEvent(valueCallback);
13
        // TODO: don't require pop
13
        // TODO: don't require pop
14
        if (!expr) context.consumeCurrentValue();
14
        if (!expr) context.consumeCurrentValue();
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 declared in the same class
Number of node comparisons11
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)12.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    final NextNode nextNode = (NextNode)node;
    1
    final NextNode nextNode = (NextNode)node;
    1
    final BreakNode breakNode = (BreakNode)node;
    Differences
    Expression1Expression2Difference
    org.jruby.ast.NextNodeorg.jruby.ast.BreakNodeSUBCLASS_TYPE_MISMATCH
    nextNodebreakNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.NextNodeorg.jruby.ast.BreakNodeSUBCLASS_TYPE_MISMATCH
    org.jruby.ast.NextNodeorg.jruby.ast.BreakNodeSUBCLASS_TYPE_MISMATCH
    1
    final BreakNode breakNode = (BreakNode)node;
    2
    CompilerCallback valueCallback = new CompilerCallback() {...};
    2
    CompilerCallback valueCallback = new CompilerCallback() {...};
    2
    CompilerCallback valueCallback = new CompilerCallback() {...};
    Differences
    Expression1Expression2Difference
    nextNodebreakNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.NextNodeorg.jruby.ast.BreakNodeSUBCLASS_TYPE_MISMATCH
    nextNodebreakNodeVARIABLE_NAME_MISMATCH
    org.jruby.ast.NextNodeorg.jruby.ast.BreakNodeSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression nextNode cannot be unified with expression breakNode , because common superclass org.jruby.ast.Node does not declare member(s) public org.jruby.ast.Node getValueNode()
    Expression nextNode cannot be unified with expression breakNode , because common superclass org.jruby.ast.Node does not declare member(s) public org.jruby.ast.Node getValueNode()
    2
    CompilerCallback valueCallback = new CompilerCallback() {...};
    3
    context.pollThreadEvents();
                                                                
    4
    context.issueNextEvent(valueCallback);
    4
    context.issueNextEvent(valueCallback);
    3
    context.issueBreakEvent(valueCallback);
    Differences
    Expression1Expression2Difference
    issueNextEventissueBreakEventMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression context.issueNextEvent(valueCallback) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.issueBreakEvent(valueCallback) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression context.issueNextEvent(valueCallback) is a void method call, and thus it cannot be parameterized
    Expression context.issueBreakEvent(valueCallback) is a void method call, and thus it cannot be parameterized
    3
    context.issueBreakEvent(valueCallback);
    5
    if (!expr)
    4
    if (!expr)
    6
    context.consumeCurrentValue();
    5
    context.consumeCurrentValue();
    Precondition Violations (6)
    Row Violation
    1Expression nextNode cannot be unified with expression breakNode , because common superclass org.jruby.ast.Node does not declare member(s) public org.jruby.ast.Node getValueNode()
    2Expression nextNode cannot be unified with expression breakNode , because common superclass org.jruby.ast.Node does not declare member(s) public org.jruby.ast.Node getValueNode()
    3Expression context.issueNextEvent(valueCallback) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression context.issueBreakEvent(valueCallback) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression context.issueNextEvent(valueCallback) is a void method call, and thus it cannot be parameterized
    6Expression context.issueBreakEvent(valueCallback) is a void method call, and thus it cannot be parameterized