JDK 11 jdk.jdeps.jmod - JDeps Tool

JDK 11 jdk.jdeps.jmod is the JMOD file for JDK 11 JDeps tool, which can be invoked by the "jdeps" command.

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

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

JDK 11 JDeps tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jdeps.

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

✍: FYIcenter

com/sun/tools/javap/TryBlockWriter.java

/*
 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package com.sun.tools.javap;

import com.sun.tools.classfile.Code_attribute;
import com.sun.tools.classfile.Code_attribute.Exception_data;
import com.sun.tools.classfile.Instruction;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;

/**
 * Annotate instructions with details about try blocks.
 *
 *  <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 TryBlockWriter extends InstructionDetailWriter {
    public enum NoteKind {
        START("try") {
            public boolean match(Exception_data entry, int pc) {
                return (pc == entry.start_pc);
            }
        },
        END("end try") {
            public boolean match(Exception_data entry, int pc) {
                return (pc == entry.end_pc);
            }
        },
        HANDLER("catch") {
            public boolean match(Exception_data entry, int pc) {
                return (pc == entry.handler_pc);
            }
        };
        NoteKind(String text) {
            this.text = text;
        }
        public abstract boolean match(Exception_data entry, int pc);
        public final String text;
    }

    static TryBlockWriter instance(Context context) {
        TryBlockWriter instance = context.get(TryBlockWriter.class);
        if (instance == null)
            instance = new TryBlockWriter(context);
        return instance;
    }

    protected TryBlockWriter(Context context) {
        super(context);
        context.put(TryBlockWriter.class, this);
        constantWriter = ConstantWriter.instance(context);
    }

    public void reset(Code_attribute attr) {
        indexMap = new HashMap<>();
        pcMap = new HashMap<>();
        for (int i = 0; i < attr.exception_table.length; i++) {
            Exception_data entry = attr.exception_table[i];
            indexMap.put(entry, i);
            put(entry.start_pc, entry);
            put(entry.end_pc, entry);
            put(entry.handler_pc, entry);
        }
    }

    public void writeDetails(Instruction instr) {
        writeTrys(instr, NoteKind.END);
        writeTrys(instr, NoteKind.START);
        writeTrys(instr, NoteKind.HANDLER);
    }

    public void writeTrys(Instruction instr, NoteKind kind) {
        String indent = space(2); // get from Options?
        int pc = instr.getPC();
        List<Exception_data> entries = pcMap.get(pc);
        if (entries != null) {
            for (ListIterator<Exception_data> iter =
                    entries.listIterator(kind == NoteKind.END ? entries.size() : 0);
                    kind == NoteKind.END ? iter.hasPrevious() : iter.hasNext() ; ) {
                Exception_data entry =
                        kind == NoteKind.END ? iter.previous() : iter.next();
                if (kind.match(entry, pc)) {
                    print(indent);
                    print(kind.text);
                    print("[");
                    print(indexMap.get(entry));
                    print("] ");
                    if (entry.catch_type == 0)
                        print("finally");
                    else {
                        print("#" + entry.catch_type);
                        print(" // ");
                        constantWriter.write(entry.catch_type);
                    }
                    println();
                }
            }
        }
    }

    private void put(int pc, Exception_data entry) {
        List<Exception_data> list = pcMap.get(pc);
        if (list == null) {
            list = new ArrayList<>();
            pcMap.put(pc, list);
        }
        if (!list.contains(entry))
            list.add(entry);
    }

    private Map<Integer, List<Exception_data>> pcMap;
    private Map<Exception_data, Integer> indexMap;
    private ConstantWriter constantWriter;
}

com/sun/tools/javap/TryBlockWriter.java

 

JDK 11 jdk.jdi.jmod - JDI Tool

JDK 11 jdk.jconsole.jmod - JConsole Tool

Download and Use JDK 11

⇑⇑ FAQ for JDK (Java Development Kit)

2018-11-09, 2995👍, 0💬