jdk8-mips64-public/langtools: src/share/classes/com/sun/tools/classfile/Type.java@664edca41e34 (annotated)

src/share/classes/com/sun/tools/classfile/Type.java@664edca41e34 (annotated)

src/share/classes/com/sun/tools/classfile/Type.java

Fri, 26 Jun 2009 19:12:41 -0700

author: jjg
date: Fri, 26 Jun 2009 19:12:41 -0700
changeset 309: 664edca41e34
parent 280: b5872f0790e7
child 427: 6ba399eff2cb
permissions: -rw-r--r--

6855544: add missing files
Reviewed-by: jjg, mcimadamore, darcy
Contributed-by: mernst@cs.washington.edu, mali@csail.mit.edu, mpapi@csail.mit.edu

 /*
  * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Sun designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Sun in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  * CA 95054 USA or visit www.sun.com if you need additional information or
  * have any questions.
  */
 package com.sun.tools.classfile;
 import java.util.Arrays;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 /*
  *  <p><b>This is NOT part of any API supported by Sun Microsystems.  If
  *  you write code that depends on this, you do so at your own risk.
  *  This code and its internal interfaces are subject to change or
  *  deletion without notice.</b>
  */
 public abstract class Type {
     protected Type() { }
     public abstract <R,D> R accept(Visitor<R,D> visitor, D data);
     protected static void append(StringBuilder sb, String prefix, List<? extends Type> types, String suffix) {
         sb.append(prefix);
         String sep = "";
         for (Type t: types) {
             sb.append(sep);
             sb.append(t);
             sep = ", ";
         }
         sb.append(suffix);
     }
     protected static void appendIfNotEmpty(StringBuilder sb, String prefix, List<? extends Type> types, String suffix) {
         if (types != null && types.size() > 0)
             append(sb, prefix, types, suffix);
     }
     public interface Visitor<R,P> {
         R visitSimpleType(SimpleType type, P p);
         R visitArrayType(ArrayType type, P p);
         R visitMethodType(MethodType type, P p);
         R visitClassSigType(ClassSigType type, P p);
         R visitClassType(ClassType type, P p);
         R visitInnerClassType(InnerClassType type, P p);
         R visitTypeArgType(TypeArgType type, P p);
         R visitWildcardType(WildcardType type, P p);
     }
     public static class SimpleType extends Type {
         public SimpleType(String name) {
             this.name = name;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitSimpleType(this, data);
         }
         public boolean isPrimitiveType() {
             return primitiveTypes.contains(name);
         }
         // where
         private static final Set<String> primitiveTypes = new HashSet<String>(Arrays.asList(
             "boolean", "byte", "char", "double", "float", "int", "long", "short", "void"));
         @Override
         public String toString() {
             return name;
         }
         public final String name;
     }
     public static class ArrayType extends Type {
         public ArrayType(Type elemType) {
             this.elemType = elemType;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitArrayType(this, data);
         }
         @Override
         public String toString() {
             return elemType + "[]";
         }
         public final Type elemType;
     }
     public static class MethodType extends Type {
         public MethodType(List<? extends Type> argTypes, Type resultType) {
             this(null, argTypes, resultType, null);
         }
         public MethodType(List<? extends Type> typeArgTypes,
                 List<? extends Type> argTypes,
                 Type returnType,
                 List<? extends Type> throwsTypes) {
             this.typeArgTypes = typeArgTypes;
             this.argTypes = argTypes;
             this.returnType = returnType;
             this.throwsTypes = throwsTypes;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitMethodType(this, data);
         }
         @Override
         public String toString() {
             StringBuilder sb = new StringBuilder();
             appendIfNotEmpty(sb, "<", typeArgTypes, "> ");
             sb.append(returnType);
             append(sb, " (", argTypes, ")");
             appendIfNotEmpty(sb, " throws ", throwsTypes, "");
             return sb.toString();
         }
         public final List<? extends Type> typeArgTypes;
         public final List<? extends Type> argTypes;
         public final Type returnType;
         public final List<? extends Type> throwsTypes;
     }
     public static class ClassSigType extends Type {
         public ClassSigType(List<Type> typeArgTypes, Type superclassType, List<Type> superinterfaceTypes) {
             this.typeArgTypes = typeArgTypes;
             this.superclassType = superclassType;
             this.superinterfaceTypes = superinterfaceTypes;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitClassSigType(this, data);
         }
         @Override
         public String toString() {
             StringBuilder sb = new StringBuilder();
             appendIfNotEmpty(sb, "<", typeArgTypes, ">");
             if (superclassType != null) {
                 sb.append(" extends ");
                 sb.append(superclassType);
             }
             appendIfNotEmpty(sb, " implements ", superinterfaceTypes, "");
             return sb.toString();
         }
         public final List<Type> typeArgTypes;
         public final Type superclassType;
         public final List<Type> superinterfaceTypes;
     }
     public static class ClassType extends Type {
         public ClassType(String name, List<Type> typeArgs) {
             this.name = name;
             this.typeArgs = typeArgs;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitClassType(this, data);
         }
         @Override
         public String toString() {
             StringBuilder sb = new StringBuilder();
             sb.append(name);
             appendIfNotEmpty(sb, "<", typeArgs, ">");
             return sb.toString();
         }
         public final String name;
         public final List<Type> typeArgs;
     }
     public static class InnerClassType extends Type {
         public InnerClassType(Type outerType, Type innerType) {
             this.outerType = outerType;
             this.innerType = innerType;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitInnerClassType(this, data);
         }
         @Override
         public String toString() {
             return outerType + "." + innerType;
         }
         public final Type outerType;
         public final Type innerType;
     }
     public static class TypeArgType extends Type {
         public TypeArgType(String name, Type classBound, List<Type> interfaceBounds) {
             this.name = name;
             this.classBound = classBound;
             this.interfaceBounds = interfaceBounds;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitTypeArgType(this, data);
         }
         @Override
         public String toString() {
             StringBuilder sb = new StringBuilder();
             sb.append(name);
             String sep = " extends ";
             if (classBound != null) {
                 sb.append(sep);
                 sb.append(classBound);
                 sep = " & ";
             }
             if (interfaceBounds != null) {
                 for (Type bound: interfaceBounds) {
                     sb.append(sep);
                     sb.append(bound);
                     sep = " & ";
                 }
             }
             return sb.toString();
         }
         public final String name;
         public final Type classBound;
         public final List<Type> interfaceBounds;
     }
     public static class WildcardType extends Type {
         public WildcardType() {
             this(null, null);
         }
         public WildcardType(String kind, Type boundType) {
             this.kind = kind;
             this.boundType = boundType;
         }
         public <R, D> R accept(Visitor<R, D> visitor, D data) {
             return visitor.visitWildcardType(this, data);
         }
         @Override
         public String toString() {
             if (kind == null)
                 return "?";
             else
                 return "? " + kind + " " + boundType;
         }
         public final String kind;
         public final Type boundType;
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

src/share/classes/com/sun/tools/classfile/Type.java@664edca41e34 (annotated)

src/share/classes/com/sun/tools/classfile/Type.java