java.lang.Object
- org.jboss.byteman.rule.RuleElement
- - org.jboss.byteman.rule.binding.Binding

```
public class Binding
extends RuleElement
```
Class used to store a binding of a named variable to a value of some given type

Field Summary
- Fields inherited from class org.jboss.byteman.rule.RuleElement
  rule

Constructor Summary

Constructors
Constructor	Description
`Binding(Rule rule, String name)`
`Binding(Rule rule, String name, Type type)`
`Binding(Rule rule, String name, Type type, Expression value)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`aliasTo(Binding alias)`
`void`	`compile(org.objectweb.asm.MethodVisitor mv, CompileContext compileContext)`
`Binding`	`getAlias()`
`int`	`getCallArrayIndex()`
`String`	`getDescriptor()`
`int`	`getIndex()`
`String`	`getIVarName()`
`int`	`getLocalIndex()`
`String`	`getName()`
`Type`	`getType()`
`Expression`	`getValue()`
`Object`	`interpret(HelperAdapter helper)`
`boolean`	`isAlias()`
`boolean`	`isBindVar()`
`boolean`	`isHelper()`
`boolean`	`isInvokeParamArray()`
`boolean`	`isLocalVar()`
`boolean`	`isParam()`
`boolean`	`isParamArray()`
`boolean`	`isParamCount()`
`boolean`	`isRecipient()`
`boolean`	`isReturn()`
`boolean`	`isThrowable()`
`boolean`	`isTriggerClass()`
`boolean`	`isTriggerMethod()`
`boolean`	`isUpdated()`	record that this binding occurs on the LHS of an assignment
`void`	`setCallArrayIndex(int callArrayIndex)`
`void`	`setDescriptor(String desc)`
`void`	`setLocalIndex(int localIndex)`
`void`	`setType(Type type)`
`void`	`setUpdated()`	record that this binding occurs on the LHS of an assignment
`Expression`	`setValue(Expression value)`
`Type`	`typeCheck(Type expected)`
`void`	`writeTo(StringWriter stringWriter)`

Methods inherited from class org.jboss.byteman.rule.RuleElement
getBindings, getTypeGroup, rebox, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Binding

public Binding(Rule rule,
               String name)

Binding

public Binding(Rule rule,
               String name,
               Type type)

Binding

public Binding(Rule rule,
               String name,
               Type type,
               Expression value)

Method Detail

typeCheck

public Type typeCheck(Type expected)
               throws TypeException

Specified by:: typeCheck in class RuleElement
Throws:: TypeException

interpret

public Object interpret(HelperAdapter helper)
                 throws ExecuteException

Specified by:: interpret in class RuleElement
Throws:: ExecuteException

compile

public void compile(org.objectweb.asm.MethodVisitor mv,
                    CompileContext compileContext)
             throws CompileException

Specified by:: compile in class RuleElement
Throws:: CompileException

getName
```
public String getName()
```

getIVarName
```
public String getIVarName()
```

getValue
```
public Expression getValue()
```

setValue

public Expression setValue(Expression value)

getType
```
public Type getType()
```

setType
```
public void setType(Type type)
```

getCallArrayIndex
```
public int getCallArrayIndex()
```

setCallArrayIndex

public void setCallArrayIndex(int callArrayIndex)

getLocalIndex
```
public int getLocalIndex()
```

setLocalIndex

public void setLocalIndex(int localIndex)

isParam
```
public boolean isParam()
```

isRecipient
```
public boolean isRecipient()
```

isHelper
```
public boolean isHelper()
```

isBindVar
```
public boolean isBindVar()
```

isLocalVar
```
public boolean isLocalVar()
```

isReturn
```
public boolean isReturn()
```

isThrowable
```
public boolean isThrowable()
```

isParamCount
```
public boolean isParamCount()
```

isParamArray
```
public boolean isParamArray()
```

isInvokeParamArray
```
public boolean isInvokeParamArray()
```

isTriggerClass
```
public boolean isTriggerClass()
```

isTriggerMethod
```
public boolean isTriggerMethod()
```

getIndex
```
public int getIndex()
```

getDescriptor
```
public String getDescriptor()
```

setDescriptor

public void setDescriptor(String desc)

setUpdated
```
public void setUpdated()
```
record that this binding occurs on the LHS of an assignment

isUpdated
```
public boolean isUpdated()
```
record that this binding occurs on the LHS of an assignment

Returns:

true if this binding occurs on the LHS

writeTo

public void writeTo(StringWriter stringWriter)

Specified by:: writeTo in class RuleElement

aliasTo

public void aliasTo(Binding alias)

isAlias
```
public boolean isAlias()
```

getAlias
```
public Binding getAlias()
```

Class Binding

Field Summary

Fields inherited from class org.jboss.byteman.rule.RuleElement

Constructor Summary

Method Summary

Methods inherited from class org.jboss.byteman.rule.RuleElement

Methods inherited from class java.lang.Object

Constructor Detail

Binding

Binding

Binding

Method Detail

typeCheck

interpret

compile

getName

getIVarName

getValue

setValue

getType

setType

getCallArrayIndex

setCallArrayIndex

getLocalIndex

setLocalIndex

isParam

isRecipient

isHelper

isBindVar

isLocalVar

isReturn

isThrowable

isParamCount

isParamArray

isInvokeParamArray

isTriggerClass

isTriggerMethod

getIndex

getDescriptor

setDescriptor

setUpdated

isUpdated

writeTo

aliasTo

isAlias

getAlias