JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:

com.* - Internal Oracle and Sun Microsystems libraries
java.* - Standard Java API libraries.
javax.* - Extended Java API libraries.
jdk.* -  JDK supporting libraries.
org.* - Third party libraries.
sun.* - Old libraries developed by Sun Microsystems.

JAR File Information:

Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib
      63,596,151 rt.jar

Here is the list of Java classes of the com.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.

⏎ com/sun/java/swing/plaf/motif/resources/motif_ko.java

package com.sun.java.swing.plaf.motif.resources;

import java.util.ListResourceBundle;

public final class motif_ko extends ListResourceBundle {
    protected final Object[][] getContents() {
        return new Object[][] {
            { "FileChooser.acceptAllFileFilter.textAndMnemonic", "*" },
            { "FileChooser.cancelButton.textAndMnemonic", "\uCDE8\uC18C" },
            { "FileChooser.cancelButtonToolTip.textAndMnemonic", "\uD30C\uC77C \uC120\uD0DD\uAE30 \uB300\uD654\uC0C1\uC790\uB97C \uC911\uB2E8\uD569\uB2C8\uB2E4." },
            { "FileChooser.enterFileNameLabel.textAndMnemonic", "\uD30C\uC77C \uC774\uB984 \uC785\uB825(&N):" },
            { "FileChooser.enterFolderNameLabel.textAndMnemonic", "\uD3F4\uB354 \uC774\uB984 \uC785\uB825:" },
            { "FileChooser.filesLabel.textAndMnemonic", "\uD30C\uC77C(&I)" },
            { "FileChooser.filterLabel.textAndMnemonic", "\uD544\uD130(&R)" },
            { "FileChooser.foldersLabel.textAndMnemonic", "\uD3F4\uB354(&L)" },
            { "FileChooser.helpButton.textAndMnemonic", "\uB3C4\uC6C0\uB9D0" },
            { "FileChooser.helpButtonToolTip.textAndMnemonic", "FileChooser \uB3C4\uC6C0\uB9D0\uC785\uB2C8\uB2E4." },
            { "FileChooser.openButton.textAndMnemonic", "\uD655\uC778" },
            { "FileChooser.openButtonToolTip.textAndMnemonic", "\uC120\uD0DD\uB41C \uD30C\uC77C\uC744 \uC5FD\uB2C8\uB2E4." },
            { "FileChooser.openDialogTitle.textAndMnemonic", "\uC5F4\uAE30" },
            { "FileChooser.pathLabel.textAndMnemonic", "\uACBD\uB85C \uB610\uB294 \uD3F4\uB354 \uC774\uB984 \uC785\uB825(&P):" },
            { "FileChooser.saveButton.textAndMnemonic", "\uC800\uC7A5" },
            { "FileChooser.saveButtonToolTip.textAndMnemonic", "\uC120\uD0DD\uB41C \uD30C\uC77C\uC744 \uC800\uC7A5\uD569\uB2C8\uB2E4." },
            { "FileChooser.saveDialogTitle.textAndMnemonic", "\uC800\uC7A5" },
            { "FileChooser.updateButton.textAndMnemonic", "\uC5C5\uB370\uC774\uD2B8" },
            { "FileChooser.updateButtonToolTip.textAndMnemonic", "\uB514\uB809\uD1A0\uB9AC \uBAA9\uB85D\uC744 \uC5C5\uB370\uC774\uD2B8\uD569\uB2C8\uB2E4." },
        };
    }
}

⏎ com/sun/java/swing/plaf/motif/resources/motif_ko.java

Or download all of them as a single archive file:

File name: jre-rt-com-1.8.0_191-src.zip
File size: 8099783 bytes
Release date: 2018-10-28
Download 

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