JDK 11 java.base.jmod - Base Module

JDK 11 java.base.jmod is the JMOD file for JDK 11 Base module.

JDK 11 Base module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.base.jmod.

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

JDK 11 Base module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.base.

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

✍: FYIcenter

java/lang/StackFrameInfo.java

/*
 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package java.lang;

import jdk.internal.misc.JavaLangInvokeAccess;
import jdk.internal.misc.SharedSecrets;

import static java.lang.StackWalker.Option.*;
import java.lang.StackWalker.StackFrame;
import java.lang.invoke.MethodType;

class StackFrameInfo implements StackFrame {
    private final byte RETAIN_CLASS_REF = 0x01;

    private final static JavaLangInvokeAccess JLIA =
        SharedSecrets.getJavaLangInvokeAccess();

    private final byte flags;
    private final Object memberName;
    private final short bci;
    private volatile StackTraceElement ste;

    /*
     * Create StackFrameInfo for StackFrameTraverser and LiveStackFrameTraverser
     * to use
     */
    StackFrameInfo(StackWalker walker) {
        this.flags = walker.retainClassRef ? RETAIN_CLASS_REF : 0;
        this.bci = -1;
        this.memberName = JLIA.newMemberName();
    }

    // package-private called by StackStreamFactory to skip
    // the capability check
    Class<?> declaringClass() {
        return JLIA.getDeclaringClass(memberName);
    }

    // ----- implementation of StackFrame methods

    @Override
    public String getClassName() {
        return declaringClass().getName();
    }

    @Override
    public Class<?> getDeclaringClass() {
        ensureRetainClassRefEnabled();
        return declaringClass();
    }

    @Override
    public String getMethodName() {
        return JLIA.getName(memberName);
    }

    @Override
    public MethodType getMethodType() {
        ensureRetainClassRefEnabled();
        return JLIA.getMethodType(memberName);
    }

    @Override
    public String getDescriptor() {
        return JLIA.getMethodDescriptor(memberName);
    }

    @Override
    public int getByteCodeIndex() {
        // bci not available for native methods
        if (isNativeMethod())
            return -1;

        return bci;
    }

    @Override
    public String getFileName() {
        return toStackTraceElement().getFileName();
    }

    @Override
    public int getLineNumber() {
        // line number not available for native methods
        if (isNativeMethod())
            return -2;

        return toStackTraceElement().getLineNumber();
    }


    @Override
    public boolean isNativeMethod() {
        return JLIA.isNative(memberName);
    }

    @Override
    public String toString() {
        return toStackTraceElement().toString();
    }

    @Override
    public StackTraceElement toStackTraceElement() {
        StackTraceElement s = ste;
        if (s == null) {
            synchronized (this) {
                s = ste;
                if (s == null) {
                    ste = s = StackTraceElement.of(this);
                }
            }
        }
        return s;
    }

    private void ensureRetainClassRefEnabled() {
        if ((flags & RETAIN_CLASS_REF) == 0) {
            throw new UnsupportedOperationException("No access to RETAIN_CLASS_REFERENCE");
        }
    }
}

java/lang/StackFrameInfo.java

 

Or download all of them as a single archive file:

File name: java.base-11.0.1-src.zip
File size: 8740354 bytes
Release date: 2018-11-04
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