Package org.apache.bcel.classfile
Class ModulePackages
java.lang.Object
org.apache.bcel.classfile.Attribute
org.apache.bcel.classfile.ModulePackages
This class is derived from Attribute and represents the list of packages that are exported or opened by the Module attribute.
There may be at most one ModulePackages attribute in a ClassFile structure.
- See Also:
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Field Summary
FieldsFields inherited from class org.apache.bcel.classfile.Attribute
constant_pool, length, name_index, tag
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Constructor Summary
ConstructorsConstructorDescriptionModulePackages
(int name_index, int length, int[] package_index_table, ConstantPool constant_pool) ModulePackages
(int name_index, int length, DataInput input, ConstantPool constant_pool) Construct object from input stream.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.copy
(ConstantPool _constant_pool) void
dump
(DataOutputStream file) Dump ModulePackages attribute to file stream in binary format.int
int[]
String[]
void
setPackageIndexTable
(int[] package_index_table) toString()
Methods inherited from class org.apache.bcel.classfile.Attribute
addAttributeReader, addAttributeReader, clone, getConstantPool, getLength, getName, getNameIndex, getTag, println, readAttribute, readAttribute, removeAttributeReader, setConstantPool, setLength, setNameIndex
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Field Details
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package_index_table
private int[] package_index_table
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Constructor Details
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ModulePackages
Initialize from another object. Note that both objects use the same references (shallow copy). Use copy() for a physical copy. -
ModulePackages
public ModulePackages(int name_index, int length, int[] package_index_table, ConstantPool constant_pool) - Parameters:
name_index
- Index in constant poollength
- Content length in bytespackage_index_table
- Table of indices in constant poolconstant_pool
- Array of constants
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ModulePackages
ModulePackages(int name_index, int length, DataInput input, ConstantPool constant_pool) throws IOException Construct object from input stream.- Parameters:
name_index
- Index in constant poollength
- Content length in bytesinput
- Input streamconstant_pool
- Array of constants- Throws:
IOException
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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 ModulePackages attribute to file stream in binary format.- Overrides:
dump
in classAttribute
- Parameters:
file
- Output file stream- Throws:
IOException
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getPackageIndexTable
public int[] getPackageIndexTable()- Returns:
- array of indices into constant pool of package names.
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getNumberOfPackages
public int getNumberOfPackages()- Returns:
- Length of package table.
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getPackageNames
- Returns:
- string array of package names
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setPackageIndexTable
public void setPackageIndexTable(int[] package_index_table) - Parameters:
package_index_table
- the list of package indexes Also redefines number_of_packages according to table length.
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toString
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copy
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