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/*
* System.Reflection-like API for access to .NET assemblies (DLL & EXE)
*/
package ch.epfl.lamp.compiler.msil;
import java.util.Map;
import java.util.HashMap;
/**
* Defines and represents a module. Get an instance of ModuleBuilder
* by calling DefineDynamicModule
* A module is a portable executable file of type .dll or .exe consisting
* of one or more classes and interfaces. There may be multiple namespaces
* contained in a single module, and a namespace may span multiple modules.
* One or more modules deployed as a unit compose an assembly.
*
* @author Nikolay Mihaylov
* @version 1.0
*/
public abstract class Module extends CustomAttributeProvider {
//##########################################################################
// public fields
/** String representing the name of the module with the path removed. */
public final String Name;
/** String representing the fully qualified name and path to this module. */
public final String FullyQualifiedName;
/** String representing the name of the module. */
public String ScopeName;
/** The Assembly the Module belongs to. */
public final Assembly Assembly;
//##########################################################################
// constructor
protected Module(String name, String filename,
String scopeName, Assembly assembly)
{
this.Name = name;
this.FullyQualifiedName = filename;
this.ScopeName = scopeName;
this.Assembly = assembly;
}
//##########################################################################
// public methods
/** Returns the specified class, performing a case-sensitive search. */
public Type GetType(String name) {
initTypes();
return (Type) typesMap.get(name);
}
/**
* @return all the classes defined within this module.
*/
public Type[] GetTypes() {
initTypes();
return (Type[]) types.clone();
}
/**
* @return the global field with the specified name.
*/
public FieldInfo GetField(String name) {
for (int i = 0; i < fields.length; i++)
if (fields[i].Name.equals(name))
return fields[i];
return null;
}
/**
* @return an array of the global fields of the module
*/
public FieldInfo[] GetFields() {
return (FieldInfo[]) fields.clone();
}
/**
* @return - the global method with the specified name
*/
public MethodInfo GetMethod(String name) {
for (int i = 0; i < methods.length; i++)
if (methods[i].Name.equals(name))
return methods[i];
return null;
}
/**
* @return - an array of all the global methods defined in this modules.
*/
public MethodInfo[] GetMethods() {
return (MethodInfo[]) methods.clone();
}
/**
*/
public String toString() { return Name; }
//########################################################################
// protected members
// all the types defined in this module
protected final Map typesMap = new HashMap();
// all the types defined in this module
protected Type[] types;
// the global fields of the module
protected FieldInfo[] fields = FieldInfo.EMPTY_ARRAY;
// the global methods of the module
protected MethodInfo[] methods = MethodInfo.EMPTY_ARRAY;
protected Type addType(Type type) {
addType(type.FullName, type);
Assembly.addType(type);
return type;
}
protected Type addType(String name, Type type) {
assert type!= null;
typesMap.put(name, type);
return type;
}
private boolean initTypes = true;
protected final void initTypes() {
if (initTypes) {
loadTypes();
initTypes = false;
}
}
protected void loadTypes() {}
private boolean initGlobals = true;
protected final void initGlobals() {
if (initGlobals) {
loadGlobals();
initGlobals = false;
}
}
protected void loadGlobals() {}
//##########################################################################
} // class Module
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