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java.lang.Objectorg.apache.bcel.generic.Instruction
org.apache.bcel.generic.LocalVariableInstruction
public abstract class LocalVariableInstruction
Abstract super class for instructions dealing with local variables.
Field Summary | |
---|---|
private short |
c_tag
|
private short |
canon_tag
|
protected int |
n
|
Fields inherited from class org.apache.bcel.generic.Instruction |
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length, opcode |
Constructor Summary | |
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(package private) |
LocalVariableInstruction()
Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction(). |
(package private) |
LocalVariableInstruction(short canon_tag,
short c_tag)
Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction(). |
protected |
LocalVariableInstruction(short opcode,
short c_tag,
int n)
|
Method Summary | |
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void |
dump(java.io.DataOutputStream out)
Dump instruction as byte code to stream out. |
short |
getCanonicalTag()
|
int |
getIndex()
|
Type |
getType(ConstantPoolGen cp)
Returns the type associated with the instruction - in case of ALOAD or ASTORE Type.OBJECT is returned. |
protected void |
initFromFile(ByteSequence bytes,
boolean wide)
Read needed data (e.g. |
void |
setIndex(int n)
Set the local variable index |
java.lang.String |
toString(boolean verbose)
Long output format: <name of opcode> "["<opcode number>"]" "("<length of instruction>")" "<"< local variable index>">" |
private boolean |
wide()
|
Methods inherited from class org.apache.bcel.generic.Instruction |
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accept, consumeStack, copy, dispose, equals, getComparator, getLength, getName, getOpcode, produceStack, readInstruction, setComparator, toString, toString |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected int n
private short c_tag
private short canon_tag
Constructor Detail |
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LocalVariableInstruction(short canon_tag, short c_tag)
LocalVariableInstruction()
protected LocalVariableInstruction(short opcode, short c_tag, int n)
opcode
- Instruction opcodec_tag
- Instruction number for compact version, ALOAD_0, e.g.n
- local variable index (unsigned short)Method Detail |
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private final boolean wide()
public void dump(java.io.DataOutputStream out) throws java.io.IOException
dump
in class Instruction
out
- Output stream
java.io.IOException
public java.lang.String toString(boolean verbose)
toString
in class Instruction
verbose
- long/short format switch
protected void initFromFile(ByteSequence bytes, boolean wide) throws java.io.IOException
initFromFile
in class Instruction
bytes
- byte sequence to read fromwide
- "wide" instruction flag
java.io.IOException
public final int getIndex()
getIndex
in interface IndexedInstruction
public void setIndex(int n)
setIndex
in interface IndexedInstruction
public short getCanonicalTag()
public Type getType(ConstantPoolGen cp)
getType
in interface TypedInstruction
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