Class Module

  • All Implemented Interfaces:
    java.lang.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:
    Attribute
    • Method Detail

      • 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
      • dump

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

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

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

        public java.lang.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 java.lang.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 java.lang.String toString()
        Overrides:
        toString in class Attribute
        Returns:
        String representation, i.e., a list of packages.