JDK 11 jdk.scripting.nashorn.jmod is the JMOD file for JDK 11 Scripting Nashorn module.

JDK 11 Scripting Nashorn module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.scripting.nashorn.jmod.

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

JDK 11 Scripting Nashorn module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.scripting.nashorn.

You can click and view the content of each source code file in the list below.

⏎ jdk/nashorn/internal/codegen/types/ObjectType.java

/*
 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package jdk.nashorn.internal.codegen.types;

import static jdk.internal.org.objectweb.asm.Opcodes.ACONST_NULL;
import static jdk.internal.org.objectweb.asm.Opcodes.ALOAD;
import static jdk.internal.org.objectweb.asm.Opcodes.ARETURN;
import static jdk.internal.org.objectweb.asm.Opcodes.ASTORE;
import static jdk.internal.org.objectweb.asm.Opcodes.CHECKCAST;
import static jdk.internal.org.objectweb.asm.Opcodes.GETSTATIC;
import static jdk.nashorn.internal.codegen.CompilerConstants.className;
import static jdk.nashorn.internal.codegen.CompilerConstants.typeDescriptor;

import java.lang.invoke.MethodHandle;
import jdk.internal.org.objectweb.asm.Handle;
import jdk.internal.org.objectweb.asm.MethodVisitor;
import jdk.nashorn.internal.codegen.CompilerConstants;
import jdk.nashorn.internal.runtime.JSType;
import jdk.nashorn.internal.runtime.ScriptRuntime;
import jdk.nashorn.internal.runtime.Undefined;

/**
 * Type class: OBJECT This is the object type, used for all object types. It can
 * contain a class that is a more specialized object
 */
class ObjectType extends Type {
    private static final long serialVersionUID = 1L;

    protected ObjectType() {
        this(Object.class);
    }

    protected ObjectType(final Class<?> clazz) {
        super("object",
                clazz,
                clazz == Object.class ? Type.MAX_WEIGHT : 10,
                1);
    }

    @Override
    public String toString() {
        return "object" + (getTypeClass() != Object.class ? "<type=" + getTypeClass().getSimpleName() + '>' : "");
    }

    @Override
    public String getShortDescriptor() {
        return getTypeClass() == Object.class ? "Object" : getTypeClass().getSimpleName();
    }

    @Override
    public Type add(final MethodVisitor method, final int programPoint) {
        invokestatic(method, ScriptRuntime.ADD);
        return Type.OBJECT;
    }

    @Override
    public Type load(final MethodVisitor method, final int slot) {
        assert slot != -1;
        method.visitVarInsn(ALOAD, slot);
        return this;
    }

    @Override
    public void store(final MethodVisitor method, final int slot) {
        assert slot != -1;
        method.visitVarInsn(ASTORE, slot);
    }

    @Override
    public Type loadUndefined(final MethodVisitor method) {
        method.visitFieldInsn(GETSTATIC, className(ScriptRuntime.class), "UNDEFINED", typeDescriptor(Undefined.class));
        return UNDEFINED;
    }

    @Override
    public Type loadForcedInitializer(final MethodVisitor method) {
        method.visitInsn(ACONST_NULL);
        // TODO: do we need a special type for null, e.g. Type.NULL? It should be assignable to any other object type
        // without a checkast in convert.
        return OBJECT;
    }

    @Override
    public Type loadEmpty(final MethodVisitor method) {
        method.visitFieldInsn(GETSTATIC, className(ScriptRuntime.class), "EMPTY", typeDescriptor(Undefined.class));
        return UNDEFINED;
    }

    @Override
    public Type ldc(final MethodVisitor method, final Object c) {
        if (c == null) {
            method.visitInsn(ACONST_NULL);
        } else if (c instanceof Undefined) {
            return loadUndefined(method);
        } else if (c instanceof String) {
            method.visitLdcInsn(c);
            return STRING;
        } else if (c instanceof Handle) {
            method.visitLdcInsn(c);
            return Type.typeFor(MethodHandle.class);
        } else {
            throw new UnsupportedOperationException("implementation missing for class " + c.getClass() + " value=" + c);
        }

        return Type.OBJECT;
    }

    @Override
    public Type convert(final MethodVisitor method, final Type to) {
        final boolean toString = to.isString();
        if (!toString) {
            if (to.isArray()) {
                final Type elemType = ((ArrayType)to).getElementType();

                //note that if this an array, things won't work. see {link @ArrayType} subclass.
                //we also have the unpleasant case of NativeArray which looks like an Object, but is
                //an array to the type system. This is treated specially at the known load points

                if (elemType.isString()) {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(String[].class));
                } else if (elemType.isNumber()) {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(double[].class));
                } else if (elemType.isLong()) {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(long[].class));
                } else if (elemType.isInteger()) {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(int[].class));
                } else {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(Object[].class));
                }
                return to;
            } else if (to.isObject()) {
                final Class<?> toClass = to.getTypeClass();
                if(!toClass.isAssignableFrom(getTypeClass())) {
                    method.visitTypeInsn(CHECKCAST, CompilerConstants.className(toClass));
                }
                return to;
            }
        } else if (isString()) {
            return to;
        }

        if (to.isInteger()) {
            invokestatic(method, JSType.TO_INT32);
        } else if (to.isNumber()) {
            invokestatic(method, JSType.TO_NUMBER);
        } else if (to.isLong()) {
            invokestatic(method, JSType.TO_LONG);
        } else if (to.isBoolean()) {
            invokestatic(method, JSType.TO_BOOLEAN);
        } else if (to.isString()) {
            invokestatic(method, JSType.TO_PRIMITIVE_TO_STRING);
        } else if (to.isCharSequence()) {
            invokestatic(method, JSType.TO_PRIMITIVE_TO_CHARSEQUENCE);
        } else {
            throw new UnsupportedOperationException("Illegal conversion " + this + " -> " + to + " " + isString() + " " + toString);
        }

        return to;
    }

    @Override
    public void _return(final MethodVisitor method) {
        method.visitInsn(ARETURN);
    }

    @Override
    public char getBytecodeStackType() {
        return 'A';
    }
}

⏎ jdk/nashorn/internal/codegen/types/ObjectType.java

Or download all of them as a single archive file:

File name: jdk.scripting.nashorn-11.0.1-src.zip
File size: 1390965 bytes
Release date: 2018-11-04
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