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

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

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

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

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

⏎ jdk/jshell/KeyMap.java

/*
 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package jdk.jshell;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.stream.Stream;
import jdk.jshell.Key.TypeDeclKey;
import jdk.jshell.Key.ErroneousKey;
import jdk.jshell.Key.ExpressionKey;
import jdk.jshell.Key.ImportKey;
import jdk.jshell.Key.MethodKey;
import jdk.jshell.Key.StatementKey;
import jdk.jshell.Key.VarKey;
import jdk.jshell.Snippet.SubKind;
import static jdk.jshell.Snippet.SubKind.SINGLE_STATIC_IMPORT_SUBKIND;
import static jdk.jshell.Snippet.SubKind.SINGLE_TYPE_IMPORT_SUBKIND;

/**
 * Maps signature to Key by Kind.
 * @author Robert Field
 */
class KeyMap {
    private final JShell state;

    KeyMap(JShell state) {
        this.state = state;
    }

    private final Map<String, TypeDeclKey> classMap = new LinkedHashMap<>();
    private final Map<String, MethodKey> methodMap = new LinkedHashMap<>();
    private final Map<String, VarKey> varMap = new LinkedHashMap<>();
    private final Map<String, ImportKey> importMap = new LinkedHashMap<>();

    TypeDeclKey keyForClass(String name) {
        return classMap.computeIfAbsent(name, k -> new TypeDeclKey(state, name));
    }

    MethodKey keyForMethod(String name, String parameterTypes) {
        return methodMap.computeIfAbsent(name + ":" + parameterTypes,
                                         k -> new MethodKey(state, name, parameterTypes));
    }

    VarKey keyForVariable(String name) {
        return varMap.computeIfAbsent(name, k -> new VarKey(state, name));
    }

    ImportKey keyForImport(String name, SubKind snippetKind) {
        return importMap.computeIfAbsent(name + ":"
                + ((snippetKind == SINGLE_TYPE_IMPORT_SUBKIND || snippetKind == SINGLE_STATIC_IMPORT_SUBKIND)
                        ? "single"
                        : snippetKind.toString()),
                k -> new ImportKey(state, name, snippetKind));
    }

    StatementKey keyForStatement() {
        return new StatementKey(state);
    }

    ExpressionKey keyForExpression(String name, String type) {
        return new ExpressionKey(state, name, type);
    }

    ErroneousKey keyForErroneous() {
        return new ErroneousKey(state);
    }

    boolean doesVariableNameExist(String name) {
        return varMap.get(name) != null;
    }

    Stream<ImportKey> importKeys() {
        return importMap.values().stream();
    }
}

⏎ jdk/jshell/KeyMap.java

⇒ JDK 11 jdk.jsobject.jmod - JS Object Module

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