JDK 17 jdk.jcmd.jmod is the JMOD file for JDK 17 JCmd tool, which can be invoked by the "jcmd" command.

JDK 17 JCmd tool compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\jdk.jcmd.jmod.

JDK 17 JCmd tool compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 JCmd source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\jdk.jcmd.

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

⏎ sun/tools/jstat/ColumnFormat.java

/*
 * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package sun.tools.jstat;

import java.util.*;

/**
 * A class to represent the format for a column of data.
 *
 * @author Brian Doherty
 * @since 1.5
 */
public class ColumnFormat extends OptionFormat {
    private int number;
    private int width;
    private Alignment align = Alignment.CENTER;
    private Scale scale = Scale.RAW;
    private String format;
    private String header;
    private Expression expression;
    private boolean required = false;
    private Object previousValue;

    public ColumnFormat(int number) {
        super("Column" + number);
        this.number = number;
    }

    /*
     * method to apply various validation rules to the ColumnFormat object.
     */
    public void validate() throws ParserException {

        // if we allow column spanning, then this method must change. it
        // should allow null data statments

        if (expression == null) {
            // current policy is that a data statement must be specified
            throw new ParserException("Missing data statement in column " + number);
        }
        if (header == null) {
            // current policy is that if a header is not specified, then we
            // will use the last component of the name as the header and
            // insert the default anchor characters for center alignment..
            throw new ParserException("Missing header statement in column " + number);
        }
        if (format == null) {
            // if no formating is specified, then the format is set to output
            // the raw data.
            format="0";
        }

        // Adjust required flag
        expression.setRequired(required);
    }

    public void setWidth(int width) {
        this.width = width;
    }

    public void setAlignment(Alignment align) {
        this.align = align;
    }

    public void setScale(Scale scale) {
        this.scale = scale;
    }

    public void setFormat(String format) {
        this.format = format;
    }

    public void setHeader(String header) {
        this.header = header;
    }

    public String getHeader() {
        return header;
    }

    public String getFormat() {
        return format;
    }

    public int getWidth() {
        return width;
    }

    public Alignment getAlignment() {
        return align;
    }

    public Scale getScale() {
        return scale;
    }

    public Expression getExpression() {
        return expression;
    }

    public void setExpression(Expression e) {
        this.expression = e;
    }

    public void setRequired(boolean r) {
        this.required = r;
    }

    public boolean isRequired() {
        return this.required;
    }

    public void setPreviousValue(Object o) {
        this.previousValue = o;
    }

    public Object getPreviousValue() {
        return previousValue;
    }

    public void printFormat(int indentLevel) {
        String indentAmount = "  ";

        StringBuilder indent = new StringBuilder("");
        for (int j = 0; j < indentLevel; j++) {
            indent.append(indentAmount);
        }

        System.out.println(indent + name + " {");
        System.out.println(indent + indentAmount + "name=" + name
                + ";data=" + expression.toString() + ";header=" + header
                + ";format=" + format + ";width=" + width
                + ";scale=" + scale.toString() + ";align=" + align.toString()
                + ";required=" + required);

        for (Iterator<OptionFormat> i = children.iterator();  i.hasNext(); /* empty */) {
            OptionFormat of = i.next();
            of.printFormat(indentLevel+1);
        }

        System.out.println(indent + "}");
    }

    public String getValue() {
        return null;
    }
}

⏎ sun/tools/jstat/ColumnFormat.java

Or download all of them as a single archive file:

File name: jdk.jcmd-17.0.5-src.zip
File size: 51997 bytes
Release date: 2022-09-13
Download 

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