JDK 11 jdk.compiler.jmod - Compiler Tool

JDK 11 jdk.compiler.jmod is the JMOD file for JDK 11 Compiler tool, which can be invoked by the "javac" command.

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

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

JDK 11 Compiler source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.compiler.

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

✍: FYIcenter

com/sun/tools/sjavac/Util.java

/*
 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package com.sun.tools.sjavac;

import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.nio.file.Path;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.function.Function;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;

/**
 * Utilities.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 */
public class Util {

    public static String toFileSystemPath(String pkgId) {
        if (pkgId == null || pkgId.length()==0) return null;
        String pn;
        if (pkgId.charAt(0) == ':') {
            // When the module is the default empty module.
            // Do not prepend the module directory, because there is none.
            // Thus :java.foo.bar translates to java/foo/bar (or \)
            pn = pkgId.substring(1).replace('.',File.separatorChar);
        } else {
            // There is a module. Thus jdk.base:java.foo.bar translates
            // into jdk.base/java/foo/bar
            int cp = pkgId.indexOf(':');
            String mn = pkgId.substring(0,cp);
            pn = mn+File.separatorChar+pkgId.substring(cp+1).replace('.',File.separatorChar);
        }
        return pn;
    }

    public static String justPackageName(String pkgName) {
        int c = pkgName.indexOf(":");
        if (c == -1)
            throw new IllegalArgumentException("Expected ':' in package name (" + pkgName + ")");
        return pkgName.substring(c+1);
    }

    public static String extractStringOption(String opName, String s) {
        return extractStringOption(opName, s, null);
    }

    public static String extractStringOption(String opName, String s, String deflt) {
        int p = s.indexOf(opName+"=");
        if (p == -1) return deflt;
        p+=opName.length()+1;
        int pe = s.indexOf(',', p);
        if (pe == -1) pe = s.length();
        return s.substring(p, pe);
    }

    public static boolean extractBooleanOption(String opName, String s, boolean deflt) {
        String str = extractStringOption(opName, s);
        return "true".equals(str) ? true
             : "false".equals(str) ? false
             : deflt;
    }

    public static int extractIntOption(String opName, String s) {
        return extractIntOption(opName, s, 0);
    }

    public static int extractIntOption(String opName, String s, int deflt) {
        int p = s.indexOf(opName+"=");
        if (p == -1) return deflt;
        p+=opName.length()+1;
        int pe = s.indexOf(',', p);
        if (pe == -1) pe = s.length();
        int v = 0;
        try {
            v = Integer.parseInt(s.substring(p, pe));
        } catch (Exception e) {}
        return v;
    }

    /**
     * Extract the package name from a fully qualified class name.
     *
     * Example: Given "pkg.subpkg.A" this method returns ":pkg.subpkg".
     * Given "C" this method returns ":".
     *
     * @returns package name of the given class name
     */
    public static String pkgNameOfClassName(String fqClassName) {
        int i = fqClassName.lastIndexOf('.');
        String pkg = i == -1 ? "" : fqClassName.substring(0, i);
        return ":" + pkg;
    }

    /**
     * Clean out unwanted sub options supplied inside a primary option.
     * For example to only had portfile remaining from:
     *    settings="--server:id=foo,portfile=bar"
     * do settings = cleanOptions("--server:",Util.set("-portfile"),settings);
     *    now settings equals "--server:portfile=bar"
     *
     * @param allowedSubOptions A set of the allowed sub options, id portfile etc.
     * @param s The option settings string.
     */
    public static String cleanSubOptions(Set<String> allowedSubOptions, String s) {
        StringBuilder sb = new StringBuilder();
        StringTokenizer st = new StringTokenizer(s, ",");
        while (st.hasMoreTokens()) {
            String o = st.nextToken();
            int p = o.indexOf('=');
            if (p>0) {
                String key = o.substring(0,p);
                String val = o.substring(p+1);
                if (allowedSubOptions.contains(key)) {
                    if (sb.length() > 0) sb.append(',');
                    sb.append(key+"="+val);
                }
            }
        }
        return sb.toString();
    }

    /**
     * Convenience method to create a set with strings.
     */
    public static Set<String> set(String... ss) {
        Set<String> set = new HashSet<>();
        set.addAll(Arrays.asList(ss));
        return set;
    }

    /**
     * Normalize windows drive letter paths to upper case to enable string
     * comparison.
     *
     * @param file File name to normalize
     * @return The normalized string if file has a drive letter at the beginning,
     *         otherwise the original string.
     */
    public static String normalizeDriveLetter(String file) {
        if (file.length() > 2 && file.charAt(1) == ':') {
            return Character.toUpperCase(file.charAt(0)) + file.substring(1);
        } else if (file.length() > 3 && file.charAt(0) == '*'
                   && file.charAt(2) == ':') {
            // Handle a wildcard * at the beginning of the string.
            return file.substring(0, 1) + Character.toUpperCase(file.charAt(1))
                   + file.substring(2);
        }
        return file;
    }

    /**
     * Locate the setting for the server properties.
     */
    public static String findServerSettings(String[] args) {
        for (String s : args) {
            if (s.startsWith("--server:")) {
                return s;
            }
        }
        return null;
    }

    public static <E> Set<E> union(Set<? extends E> s1,
                                   Set<? extends E> s2) {
        Set<E> union = new HashSet<>();
        union.addAll(s1);
        union.addAll(s2);
        return union;
    }

    public static <E> Set<E> subtract(Set<? extends E> orig,
                                      Set<? extends E> toSubtract) {
        Set<E> difference = new HashSet<>(orig);
        difference.removeAll(toSubtract);
        return difference;
    }

    public static String getStackTrace(Throwable t) {
        StringWriter sw = new StringWriter();
        t.printStackTrace(new PrintWriter(sw));
        return sw.toString();
    }

    // TODO: Remove when refactoring from java.io.File to java.nio.file.Path.
    public static File pathToFile(Path path) {
        return path == null ? null : path.toFile();
    }

    public static <E> Set<E> intersection(Collection<? extends E> c1,
                                          Collection<? extends E> c2) {
        Set<E> intersection = new HashSet<E>(c1);
        intersection.retainAll(c2);
        return intersection;
    }

    public static <I, T> Map<I, T> indexBy(Collection<? extends T> c,
                                           Function<? super T, ? extends I> indexFunction) {
        return c.stream().collect(Collectors.<T, I, T>toMap(indexFunction, o -> o));
    }

    public static String fileSuffix(Path file) {
        String fileNameStr = file.getFileName().toString();
        int dotIndex = fileNameStr.indexOf('.');
        return dotIndex == -1 ? "" : fileNameStr.substring(dotIndex);
    }

    public static Stream<String> getLines(String str) {
        return str.isEmpty()
                ? Stream.empty()
                : Stream.of(str.split(Pattern.quote(System.lineSeparator())));
    }
}

com/sun/tools/sjavac/Util.java

 

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