JDK 11 jdk.jdeps.jmod - JDeps Tool

JDK 11 jdk.jdeps.jmod is the JMOD file for JDK 11 JDeps tool, which can be invoked by the "jdeps" command.

JDK 11 JDeps tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jdeps.jmod.

JDK 11 JDeps tool compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 JDeps tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jdeps.

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com/sun/tools/classfile/Type.java

/*
 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package com.sun.tools.classfile;

import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/*
 *  Family of classes used to represent the parsed form of a {@link Descriptor}
 *  or {@link Signature}.
 *
 *  <p><b>This is NOT part of any supported API.
 *  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 boolean isObject() {
        return false;
    }

    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 visitTypeParamType(TypeParamType type, P p);
        R visitWildcardType(WildcardType type, P p);
    }

    /**
     * Represents a type signature with a simple name. The name may be that of a
     * primitive type, such "{@code int}, {@code float}, etc
     * or that of a type argument, such as {@code T}, {@code K}, {@code V}, etc.
     *
     * See:
     * JVMS 4.3.2
     *      BaseType:
     *          {@code B}, {@code C}, {@code D}, {@code F}, {@code I},
     *          {@code J}, {@code S}, {@code Z};
     *      VoidDescriptor:
     *          {@code V};
     * JVMS 4.3.4
     *      TypeVariableSignature:
     *          {@code T} Identifier {@code ;}
     */
    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<>(Arrays.asList(
            "boolean", "byte", "char", "double", "float", "int", "long", "short", "void"));

        @Override
        public String toString() {
            return name;
        }

        public final String name;
    }

    /**
     * Represents an array type signature.
     *
     * See:
     * JVMS 4.3.4
     *      ArrayTypeSignature:
     *          {@code [} TypeSignature {@code ]}
     */
    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;
    }

    /**
     * Represents a method type signature.
     *
     * See;
     * JVMS 4.3.4
     *      MethodTypeSignature:
     *          FormalTypeParameters_opt {@code (} TypeSignature* {@code)} ReturnType
     *              ThrowsSignature*
     */
    public static class MethodType extends Type {
        public MethodType(List<? extends Type> paramTypes, Type resultType) {
            this(null, paramTypes, resultType, null);
        }

        public MethodType(List<? extends TypeParamType> typeParamTypes,
                List<? extends Type> paramTypes,
                Type returnType,
                List<? extends Type> throwsTypes) {
            this.typeParamTypes = typeParamTypes;
            this.paramTypes = paramTypes;
            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, "<", typeParamTypes, "> ");
            sb.append(returnType);
            append(sb, " (", paramTypes, ")");
            appendIfNotEmpty(sb, " throws ", throwsTypes, "");
            return sb.toString();
        }

        public final List<? extends TypeParamType> typeParamTypes;
        public final List<? extends Type> paramTypes;
        public final Type returnType;
        public final List<? extends Type> throwsTypes;
    }

    /**
     * Represents a class signature. These describe the signature of
     * a class that has type arguments.
     *
     * See:
     * JVMS 4.3.4
     *      ClassSignature:
     *          FormalTypeParameters_opt SuperclassSignature SuperinterfaceSignature*
     */
    public static class ClassSigType extends Type {
        public ClassSigType(List<TypeParamType> typeParamTypes, Type superclassType,
                List<Type> superinterfaceTypes) {
            this.typeParamTypes = typeParamTypes;
            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, "<", typeParamTypes, ">");
            if (superclassType != null) {
                sb.append(" extends ");
                sb.append(superclassType);
            }
            appendIfNotEmpty(sb, " implements ", superinterfaceTypes, "");
            return sb.toString();
        }

        public final List<TypeParamType> typeParamTypes;
        public final Type superclassType;
        public final List<Type> superinterfaceTypes;
    }

    /**
     * Represents a class type signature. This is used to represent a
     * reference to a class, such as in a field, parameter, return type, etc.
     *
     * See:
     * JVMS 4.3.4
     *      ClassTypeSignature:
     *          {@code L} PackageSpecifier_opt SimpleClassTypeSignature
     *                  ClassTypeSignatureSuffix* {@code ;}
     *      PackageSpecifier:
     *          Identifier {@code /} PackageSpecifier*
     *      SimpleClassTypeSignature:
     *          Identifier TypeArguments_opt }
     *      ClassTypeSignatureSuffix:
     *          {@code .} SimpleClassTypeSignature
     */
    public static class ClassType extends Type {
        public ClassType(ClassType outerType, String name, List<Type> typeArgs) {
            this.outerType = outerType;
            this.name = name;
            this.typeArgs = typeArgs;
        }

        public <R, D> R accept(Visitor<R, D> visitor, D data) {
            return visitor.visitClassType(this, data);
        }

        public String getBinaryName() {
            if (outerType == null)
                return name;
            else
                return (outerType.getBinaryName() + "$" + name);
        }

        @Override
        public String toString() {
            StringBuilder sb = new StringBuilder();
            if (outerType != null) {
                sb.append(outerType);
                sb.append(".");
            }
            sb.append(name);
            appendIfNotEmpty(sb, "<", typeArgs, ">");
            return sb.toString();
        }

        @Override
        public boolean isObject() {
            return (outerType == null)
                    && name.equals("java/lang/Object")
                    && (typeArgs == null || typeArgs.isEmpty());
        }

        public final ClassType outerType;
        public final String name;
        public final List<Type> typeArgs;
    }

    /**
     * Represents a FormalTypeParameter. These are used to declare the type
     * parameters for generic classes and methods.
     *
     * See:
     * JVMS 4.3.4
     *     FormalTypeParameters:
     *          {@code <} FormalTypeParameter+ {@code >}
     *     FormalTypeParameter:
     *          Identifier ClassBound InterfaceBound*
     *     ClassBound:
     *          {@code :} FieldTypeSignature_opt
     *     InterfaceBound:
     *          {@code :} FieldTypeSignature
     */
    public static class TypeParamType extends Type {
        public TypeParamType(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.visitTypeParamType(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;
    }

    /**
     * Represents a wildcard type argument.  A type argument that is not a
     * wildcard type argument will be represented by a ClassType, ArrayType, etc.
     *
     * See:
     * JVMS 4.3.4
     *      TypeArgument:
     *          WildcardIndicator_opt FieldTypeSignature
     *          {@code *}
     *      WildcardIndicator:
     *          {@code +}
     *          {@code -}
     */
    public static class WildcardType extends Type {
        public enum Kind { UNBOUNDED, EXTENDS, SUPER }

        public WildcardType() {
            this(Kind.UNBOUNDED, null);
        }
        public WildcardType(Kind 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() {
            switch (kind) {
                case UNBOUNDED:
                    return "?";
                case EXTENDS:
                    return "? extends " + boundType;
                case SUPER:
                    return "? super " + boundType;
                default:
                    throw new AssertionError();
            }
        }

        public final Kind kind;
        public final Type boundType;
    }
}

com/sun/tools/classfile/Type.java

 

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