Package org.apache.bcel.classfile
Class ConstantString
java.lang.Object
org.apache.bcel.classfile.Constant
org.apache.bcel.classfile.ConstantString
- All Implemented Interfaces:
Cloneable
,ConstantObject
,Node
This class is derived from the abstract
Constant
and represents a reference to a String object.- See Also:
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Field Summary
Fields -
Constructor Summary
ConstructorsConstructorDescriptionConstantString
(int string_index) ConstantString
(DataInput file) Initialize instance from file data.Initialize from another object. -
Method Summary
Modifier and TypeMethodDescriptionvoid
Called by objects that are traversing the nodes of the tree implicitely defined by the contents of a Java class.void
dump
(DataOutputStream file) Dump constant field reference to file stream in binary format.getBytes
(ConstantPool cp) int
void
setStringIndex
(int string_index) toString()
Methods inherited from class org.apache.bcel.classfile.Constant
clone, copy, equals, getComparator, getTag, hashCode, readConstant, setComparator
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Field Details
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string_index
private int string_index
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Constructor Details
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ConstantString
Initialize from another object. -
ConstantString
ConstantString(DataInput file) throws IOException Initialize instance from file data.- Parameters:
file
- Input stream- Throws:
IOException
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ConstantString
public ConstantString(int string_index) - Parameters:
string_index
- Index of Constant_Utf8 in constant pool
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Method Details
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accept
Called by objects that are traversing the nodes of the tree implicitely defined by the contents of a Java class. I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects. -
dump
Dump constant field reference to file stream in binary format.- Specified by:
dump
in classConstant
- Parameters:
file
- Output file stream- Throws:
IOException
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getStringIndex
public int getStringIndex()- Returns:
- Index in constant pool of the string (ConstantUtf8).
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setStringIndex
public void setStringIndex(int string_index) - Parameters:
string_index
- the index into the constant of the string value
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toString
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getConstantValue
- Specified by:
getConstantValue
in interfaceConstantObject
- Returns:
- String object
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getBytes
- Returns:
- dereferenced string
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