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Diffstat (limited to 'src/fjbg/ch/epfl/lamp/fjbg/JAttributeFactory.java')
-rw-r--r--src/fjbg/ch/epfl/lamp/fjbg/JAttributeFactory.java101
1 files changed, 0 insertions, 101 deletions
diff --git a/src/fjbg/ch/epfl/lamp/fjbg/JAttributeFactory.java b/src/fjbg/ch/epfl/lamp/fjbg/JAttributeFactory.java
deleted file mode 100644
index 33cdce2760..0000000000
--- a/src/fjbg/ch/epfl/lamp/fjbg/JAttributeFactory.java
+++ /dev/null
@@ -1,101 +0,0 @@
-/* FJBG -- Fast Java Bytecode Generator
- * Copyright 2002-2013 LAMP/EPFL
- * @author Michel Schinz
- */
-
-package ch.epfl.lamp.fjbg;
-
-import java.io.DataInputStream;
-import java.io.IOException;
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-import java.util.HashMap;
-
-/**
- * Extensible factory to build subclasses of JAttribute based on an
- * attribute name.
- *
- * @author Michel Schinz
- * @version 1.0
- */
-
-public class JAttributeFactory {
- protected FJBGContext context;
- protected HashMap/*<String, Constructor>*/ constructors = new HashMap();
-
- protected final static Class[] CONSTRUCTOR_ARGS = new Class[] {
- FJBGContext.class,
- JClass.class,
- Object.class,
- String.class,
- int.class,
- DataInputStream.class
- };
-
- protected final static Constructor defaultDefaultConstructor;
- static {
- try {
- defaultDefaultConstructor =
- JOtherAttribute.class.getConstructor(CONSTRUCTOR_ARGS);
- } catch (NoSuchMethodException e) {
- throw new RuntimeException(e);
- }
- }
-
- protected final Constructor defaultConstructor;
-
- public JAttributeFactory(FJBGContext context,
- Constructor defaultConstructor) {
- this.context = context;
- this.defaultConstructor = defaultConstructor;
- registerClass("Code", JCodeAttribute.class);
- registerClass("ConstantValue", JConstantValueAttribute.class);
- registerClass("EnclosingMethod", JEnclosingMethodAttribute.class);
- registerClass("Exceptions", JExceptionsAttribute.class);
- registerClass("InnerClasses", JInnerClassesAttribute.class);
- registerClass("LineNumberTable", JLineNumberTableAttribute.class);
- registerClass("LocalVariableTable", JLocalVariableTableAttribute.class);
- registerClass("SourceFile", JSourceFileAttribute.class);
- registerClass("StackMapTable", JStackMapTableAttribute.class);
- }
-
- public JAttributeFactory(FJBGContext context) {
- this(context, defaultDefaultConstructor);
- }
-
- public void registerClass(String attributeName,
- Class clazz) {
- if (! JAttribute.class.isAssignableFrom(clazz))
- throw new IllegalArgumentException("Not a subclass of JAttribute: "
- + clazz);
-
- try {
- Constructor constr = clazz.getConstructor(CONSTRUCTOR_ARGS);
- constructors.put(attributeName, constr);
- } catch (NoSuchMethodException e) {
- throw new IllegalArgumentException("No appropriate constructor for "
- + clazz);
- }
- }
-
- public JAttribute newInstance(JClass clazz,
- Object owner,
- DataInputStream stream)
- throws IOException {
- String name = clazz.getConstantPool().lookupUtf8(stream.readShort());
- Integer size = new Integer(stream.readInt());
- Constructor constr = (Constructor)constructors.get(name);
- if (constr == null) constr = defaultConstructor;
-
- Object[] args = new Object[] { context, clazz, owner, name, size, stream };
- try {
- return (JAttribute)constr.newInstance(args);
- } catch (InstantiationException e) {
- throw new RuntimeException(e);
- } catch (IllegalAccessException e) {
- throw new RuntimeException(e);
- } catch (InvocationTargetException e) {
- throw new RuntimeException(e);
- }
- }
-}