JDK 11 jdk.jshell.jmod - JShell Tool

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.

✍: FYIcenter

jdk/jshell/execution/MultiplexingOutputStream.java

/*
 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package jdk.jshell.execution;

import java.io.IOException;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;

/**
 * Packetize an OutputStream, dividing it into named channels.
 *
 * @author Jan Lahoda
 */
class MultiplexingOutputStream extends OutputStream {

    private static final int PACKET_SIZE = 127;
    private final byte[] name;
    private final OutputStream delegate;

    MultiplexingOutputStream(String name, OutputStream delegate) {
        try {
            this.name = name.getBytes("UTF-8");
            this.delegate = delegate;
        } catch (UnsupportedEncodingException ex) {
            throw new IllegalStateException(ex); //should not happen
        }
    }

    @Override
    public void write(int b) throws IOException {
        write(new byte[] {(byte) b});
    }

    @Override
    public void write(byte[] b, int off, int len) throws IOException {
        synchronized (delegate) {
            int i = 0;
            while (len > 0) {
                int size = Math.min(PACKET_SIZE, len);
                byte[] data = new byte[name.length + 1 + size + 1];
                data[0] = (byte) name.length; //assuming the len is small enough to fit into byte
                System.arraycopy(name, 0, data, 1, name.length);
                data[name.length + 1] = (byte) size;
                System.arraycopy(b, off + i, data, name.length + 2, size);
                delegate.write(data);
                i += size;
                len -= size;
            }
            delegate.flush();
        }
    }

    @Override
    public void flush() throws IOException {
        super.flush();
        delegate.flush();
    }

    @Override
    public void close() throws IOException {
        super.close();
        delegate.close();
    }

}

jdk/jshell/execution/MultiplexingOutputStream.java

 

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