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Oracle Fusion Middleware Java API Reference for Oracle TopLink 11g Release 1 (11.1.1) B32476-02 |
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java.lang.Object
oracle.toplink.libraries.asm.tree.analysis.DataflowInterpreter
public class DataflowInterpreter
An Interpreter
for DataflowValue
values.
Field Summary |
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Constructor Summary | |
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DataflowInterpreter() |
Method Summary | |
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Value |
binaryOperation(AbstractInsnNode insn, Value value1, Value value2) Interprets a bytecode instruction with two arguments. |
Value |
copyOperation(AbstractInsnNode insn, Value value) Interprets a bytecode instruction that moves a value on the stack or to or from local variables. |
Value |
merge(Value v, Value w) Merges two values. |
Value |
naryOperation(AbstractInsnNode insn, java.util.List values) Interprets a bytecode instruction with a variable number of arguments. |
Value |
newOperation(AbstractInsnNode insn) Interprets a bytecode instruction without arguments. |
Value |
newValue(Type type) Creates a new value that represents the given type. |
Value |
ternaryOperation(AbstractInsnNode insn, Value value1, Value value2, Value value3) Interprets a bytecode instruction with three arguments. |
Value |
unaryOperation(AbstractInsnNode insn, Value value) Interprets a bytecode instruction with a single argument. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public DataflowInterpreter()
Method Detail |
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public Value newValue(Type type)
newValue
in interface Interpreter
type
- a primitive or reference type, or null to represent an uninitialized value.public Value newOperation(AbstractInsnNode insn)
newOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.public Value copyOperation(AbstractInsnNode insn, Value value)
copyOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.value
- the value that must be moved by the instruction.equal
to the given value.public Value unaryOperation(AbstractInsnNode insn, Value value)
unaryOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.value
- the argument of the instruction to be interpreted.public Value binaryOperation(AbstractInsnNode insn, Value value1, Value value2)
binaryOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.value1
- the first argument of the instruction to be interpreted.value2
- the second argument of the instruction to be interpreted.public Value ternaryOperation(AbstractInsnNode insn, Value value1, Value value2, Value value3)
ternaryOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.value1
- the first argument of the instruction to be interpreted.value2
- the second argument of the instruction to be interpreted.value3
- the third argument of the instruction to be interpreted.public Value naryOperation(AbstractInsnNode insn, java.util.List values)
naryOperation
in interface Interpreter
insn
- the bytecode instruction to be interpreted.values
- the arguments of the instruction to be interpreted.public Value merge(Value v, Value w)
merge
in interface Interpreter
v
- a value.w
- another value.
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