Class Module

java.lang.Object
org.apache.bcel.classfile.Attribute
org.apache.bcel.classfile.Module
All Implemented Interfaces:
Cloneable, Node
public final class Module extends Attribute
This class is derived from Attribute and represents the list of modules required, exported, opened or provided by a module. There may be at most one Module attribute in a ClassFile structure.
Since:
6.4.0
See Also:

  • Field Details

  • Method Details

    • accept

      public void accept(Visitor v)
      Called by objects that are traversing the nodes of the tree implicitly defined by the contents of a Java class. I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects.
      Specified by:
      accept in interface Node
      Specified by:
      accept in class Attribute
      Parameters:
      v - Visitor object.

    • copy

      public Attribute copy(ConstantPool constantPool)
      Description copied from class: Attribute
      Creates a deep copy of this attribute.
      Specified by:
      copy in class Attribute
      Parameters:
      constantPool - constant pool to save.
      Returns:
      deep copy of this attribute.

    • dump

      public void dump(DataOutputStream file) throws IOException
      Dumps Module attribute to file stream in binary format.
      Overrides:
      dump in class Attribute
      Parameters:
      file - Output file stream.
      Throws:
      IOException - Thrown if an I/O error occurs.

    • getExportsTable

      public ModuleExports[] getExportsTable()
      Gets the table of exported interfaces.
      Returns:
      table of exported interfaces.
      See Also:

    • getModuleFlags

      public int getModuleFlags()
      Gets flags for this module.
      Returns:
      module flags.
      Since:
      6.10.0

    • getModuleName

      public String getModuleName(ConstantPool cp)
      Gets module name.
      Parameters:
      cp - Array of constants.
      Returns:
      module name.
      Since:
      6.10.0

    • getOpensTable

      public ModuleOpens[] getOpensTable()
      Gets the table of open interfaces.
      Returns:
      table of provided interfaces.
      See Also:

    • getProvidesTable

      public ModuleProvides[] getProvidesTable()
      Gets the table of provided interfaces.
      Returns:
      table of provided interfaces.
      See Also:

    • getRequiresTable

      public ModuleRequires[] getRequiresTable()
      Gets the table of required modules.
      Returns:
      table of required modules.
      See Also:

    • getUsedClassNames

      public String[] getUsedClassNames(ConstantPool constantPool, boolean compactClassName)
      Gets the array of class names for this module's uses.
      Parameters:
      constantPool - Array of constants usually obtained from the ClassFile object.
      compactClassName - false for original constant pool value, true to replace '/' with '.'.
      Returns:
      array of used class names.
      Since:
      6.10.0

    • getVersion

      public String getVersion(ConstantPool cp)
      Gets version for this module.
      Parameters:
      cp - Array of constants.
      Returns:
      version from constant pool, "0" if version index is 0.
      Since:
      6.10.0

    • toString

      public String toString()
      Overrides:
      toString in class Attribute
      Returns:
      String representation, that is, a list of packages.