BinaryObjectExpressionHelper (Groovy 6.0.0-alpha-2)

org.codehaus.groovy.classgen.asm.BinaryObjectExpressionHelper

```
public class BinaryObjectExpressionHelper
extends BinaryExpressionWriter
```
Binary expression helper used for object operations that fall back to dynamic dispatch.

Inherited fields
Fields inherited from class	Fields
`class BinaryExpressionWriter`	`stdCompareCodes`

Constructor Summary

Constructors
Constructor and description
`BinaryObjectExpressionHelper(WriterController controller)` Creates an object-specialized binary expression helper.

Methods Summary

Methods
Type Params	Return Type	Name and description
	`protected void`	`doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)` * Duplicates the two operands already on the operand stack. * * Parameters: `mv` - the current method visitor
	`protected ClassNode`	`getArrayGetResultType()` * Returns: the result type produced by getArrayGetCaller()
	`protected int`	`getBitwiseOperationBytecode(int type)` * Returns the bitwise opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected int`	`getCompareCode()` * Returns: the ASM compare opcode used by this primitive type
	`protected ClassNode`	`getDevisionOpResultType()` * Returns: the result type for division operations
	`protected ClassNode`	`getNormalOpResultType()` * Returns: the result type for normal arithmetic operations
	`protected int`	`getShiftOperationBytecode(int type)` * Returns the shift opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected int`	`getStandardOperationBytecode(int type)` * Returns the arithmetic opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected void`	`removeTwoOperands(org.objectweb.asm.MethodVisitor mv)` * Removes the two operands already on the operand stack. * * Parameters: `mv` - the current method visitor
	`public boolean`	`write(int operation, boolean simulate)` * Attempts to write the supplied binary operation. * * Parameters: `operation` - the token type * `simulate` - whether to probe support without emitting bytecode * Returns: `true` if the operation is supported
	`protected boolean`	`writeDivision(boolean simulate)` * Writes a division operation for the current primitive type. * * Parameters: `simulate` - whether to probe support without emitting bytecode * Returns: `true` if division is supported
	`protected void`	`writeMinusMinus(org.objectweb.asm.MethodVisitor mv)` * Emits a prefix/postfix decrement. * * Parameters: `mv` - the current method visitor
	`protected void`	`writePlusPlus(org.objectweb.asm.MethodVisitor mv)` * Emits a prefix/postfix increment. * * Parameters: `mv` - the current method visitor
	`public boolean`	`writePostOrPrefixMethod(int operation, boolean simulate)` * Attempts to write a postfix or prefix increment/decrement operation. * * Parameters: `operation` - the token type * `simulate` - whether to probe support without emitting bytecode * Returns: `true` if the operation is supported

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class BinaryExpressionWriter`	`arrayGet, arraySet, doubleTwoOperands, getArrayGetCaller, getArrayGetResultType, getArraySetCaller, getBitwiseOperationBytecode, getCompareCode, getController, getDevisionOpResultType, getNormalOpResultType, getShiftOperationBytecode, getStandardOperationBytecode, removeTwoOperands, setArraySetAndGet, supportsDivision, write, writeBitwiseOp, writeDivision, writeMinusMinus, writePlusPlus, writePostOrPrefixMethod, writeShiftOp, writeSpaceship, writeStdCompare, writeStdOperators`

- Constructor Detail
  - public BinaryObjectExpressionHelper(WriterController controller)
    
    Creates an object-specialized binary expression helper.
    Parameters:
    controller - the active writer controller
- Method Detail
  - protected void doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)
    
    * Duplicates the two operands already on the operand stack. * *
    Parameters:
    mv - the current method visitor
  - protected ClassNode getArrayGetResultType()
    
    *
    Returns:
    the result type produced by getArrayGetCaller()
  - protected int getBitwiseOperationBytecode(int type)
    
    * Returns the bitwise opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected int getCompareCode()
    
    *
    Returns:
    the ASM compare opcode used by this primitive type
  - protected ClassNode getDevisionOpResultType()
    
    *
    Returns:
    the result type for division operations
  - protected ClassNode getNormalOpResultType()
    
    *
    Returns:
    the result type for normal arithmetic operations
  - protected int getShiftOperationBytecode(int type)
    
    * Returns the shift opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected int getStandardOperationBytecode(int type)
    
    * Returns the arithmetic opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected void removeTwoOperands(org.objectweb.asm.MethodVisitor mv)
    
    * Removes the two operands already on the operand stack. * *
    Parameters:
    mv - the current method visitor
  - public boolean write(int operation, boolean simulate)
    
    * Attempts to write the supplied binary operation. * *
    Parameters:
    operation - the token type *
    simulate - whether to probe support without emitting bytecode *
    Returns:
    true if the operation is supported
  - protected boolean writeDivision(boolean simulate)
    
    * Writes a division operation for the current primitive type. * *
    Parameters:
    simulate - whether to probe support without emitting bytecode *
    Returns:
    true if division is supported
  - protected void writeMinusMinus(org.objectweb.asm.MethodVisitor mv)
    
    * Emits a prefix/postfix decrement. * *
    Parameters:
    mv - the current method visitor
  - protected void writePlusPlus(org.objectweb.asm.MethodVisitor mv)
    
    * Emits a prefix/postfix increment. * *
    Parameters:
    mv - the current method visitor
  - public boolean writePostOrPrefixMethod(int operation, boolean simulate)
    
    * Attempts to write a postfix or prefix increment/decrement operation. * *
    Parameters:
    operation - the token type *
    simulate - whether to probe support without emitting bytecode *
    Returns:
    true if the operation is supported

Summary:
Constructor
Method

| Detail:
Constructor
Method

[Java] Class BinaryObjectExpressionHelper

Constructor Summary

Methods Summary

Inherited Methods Summary

Constructor Detail

public BinaryObjectExpressionHelper(WriterController controller)

Method Detail

protected void doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)

protected ClassNode getArrayGetResultType()

protected int getBitwiseOperationBytecode(int type)

protected int getCompareCode()

protected ClassNode getDevisionOpResultType()

protected ClassNode getNormalOpResultType()

protected int getShiftOperationBytecode(int type)

protected int getStandardOperationBytecode(int type)

protected void removeTwoOperands(org.objectweb.asm.MethodVisitor mv)

public boolean write(int operation, boolean simulate)

protected boolean writeDivision(boolean simulate)

protected void writeMinusMinus(org.objectweb.asm.MethodVisitor mv)

protected void writePlusPlus(org.objectweb.asm.MethodVisitor mv)

public boolean writePostOrPrefixMethod(int operation, boolean simulate)