Package serp.bytecode
Class ConstantValue
java.lang.Object
serp.bytecode.Attributes
serp.bytecode.Attribute
serp.bytecode.ConstantValue
- All Implemented Interfaces:
BCEntity
,VisitAcceptor
A constant value for a member field.
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Field Summary
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
acceptVisit
(BCVisitor visit) Accept a visit from aBCVisitor
, calling the appropriate methods to notify the visitor that it has entered this entity, and to provide it with the proper callbacks for each sub-entity owned by this one.double
Get the value of this double constant.getField()
Return the owning field.float
Get the value of this float constant.int
Get the value of this int constant, or 0 if not set.(package private) int
Return the length of the bytecode representation of this attribute in bytes, excluding the name index.long
Get the value of this long constant.Get the value of this string constant.getType()
Return the type of constant this attribute represents (String.class, int.class, etc), or null if not set.Return the bytecode for the type of constant this attribute represents.Return the type of constant this attribute represents, or null if not set.getValue()
Return the value of this constant as an Object of the appropriate type (String, Integer, Double, etc), or null if not set.int
Return theConstantPool
index of theConstantEntry
holding the value of this constant.(package private) void
Read the attribute bytecode from the given stream, up to length bytes, excluding the name index.(package private) void
Copy the information from the given attribute to this one.void
setDoubleValue
(double value) Set the value of this double constant.void
setFloatValue
(float value) Set the value of this float constant.void
setIntValue
(int value) Set the value of this int constant.void
setLongValue
(long value) Set the value of this long constant.void
setStringValue
(String value) Set the value of this string constant.void
Set the value of this constant using the appropriate wrapper Object type (String, Integer, Double, etc).void
setValueIndex
(int valueIndex) Set theConstantPool
of theConstantEntry
holding the value of this constant.(package private) void
write
(DataOutput out, int length) Write the attribute bytecode to the given stream, up to length bytes, excluding the name index.Methods inherited from class serp.bytecode.Attribute
create, getAttributesHolder, getClassLoader, getName, getNameIndex, getOwner, getPool, getProject, invalidate, isValid
Methods inherited from class serp.bytecode.Attributes
addAttribute, addAttribute, clearAttributes, getAttribute, getAttributes, getAttributes, readAttributes, removeAttribute, removeAttribute, setAttributes, visitAttributes, writeAttributes
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Field Details
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_valueIndex
int _valueIndex
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Constructor Details
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ConstantValue
ConstantValue(int nameIndex, Attributes owner)
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Method Details
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getLength
int getLength()Description copied from class:Attribute
Return the length of the bytecode representation of this attribute in bytes, excluding the name index. -
getField
Return the owning field. -
getValueIndex
public int getValueIndex()Return theConstantPool
index of theConstantEntry
holding the value of this constant. Defaults to 0. -
setValueIndex
public void setValueIndex(int valueIndex) Set theConstantPool
of theConstantEntry
holding the value of this constant. -
getTypeName
Return the type of constant this attribute represents, or null if not set. -
getType
Return the type of constant this attribute represents (String.class, int.class, etc), or null if not set. -
getTypeBC
Return the bytecode for the type of constant this attribute represents. -
getValue
Return the value of this constant as an Object of the appropriate type (String, Integer, Double, etc), or null if not set. -
setValue
Set the value of this constant using the appropriate wrapper Object type (String, Integer, Double, etc). Types that are not directly supported will be converted accordingly if possible. -
getIntValue
public int getIntValue()Get the value of this int constant, or 0 if not set. -
setIntValue
public void setIntValue(int value) Set the value of this int constant. -
getFloatValue
public float getFloatValue()Get the value of this float constant. -
setFloatValue
public void setFloatValue(float value) Set the value of this float constant. -
getDoubleValue
public double getDoubleValue()Get the value of this double constant. -
setDoubleValue
public void setDoubleValue(double value) Set the value of this double constant. -
getLongValue
public long getLongValue()Get the value of this long constant. -
setLongValue
public void setLongValue(long value) Set the value of this long constant. -
getStringValue
Get the value of this string constant. -
setStringValue
Set the value of this string constant. -
acceptVisit
Description copied from interface:VisitAcceptor
Accept a visit from aBCVisitor
, calling the appropriate methods to notify the visitor that it has entered this entity, and to provide it with the proper callbacks for each sub-entity owned by this one. -
read
Description copied from class:Attribute
Copy the information from the given attribute to this one. Does nothing by default. -
read
Description copied from class:Attribute
Read the attribute bytecode from the given stream, up to length bytes, excluding the name index. Does nothing by default.- Overrides:
read
in classAttribute
- Throws:
IOException
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write
Description copied from class:Attribute
Write the attribute bytecode to the given stream, up to length bytes, excluding the name index. Does nothing by default.- Overrides:
write
in classAttribute
- Throws:
IOException
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