com.packenius.datadivider.javaclass.instr.INVOKESPECIAL Maven / Gradle / Ivy

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package com.packenius.datadivider.javaclass.instr;

import com.packenius.datadivider.javaclass.ConstantPool;
import com.packenius.datadivider.javaclass.ConstantPoolEntryCrossPointer;
import com.packenius.dumpapi.DumpReader;
import com.packenius.dumpapi.DumpReader.BigEndianUnsigned2ByteInteger;

/**
 * JVM-Instruktion.
 * @author Christian Packenius, 2016
 */
public class INVOKESPECIAL extends InvokeInstruction {
    /**
     * Index der Methodenreferenz in den Konstantenpool.
     */
    public final int index;

    /**
     * Konstruktor.
     */
    public INVOKESPECIAL(int address, DumpReader reader) {
        super(address, reader);

        BigEndianUnsigned2ByteInteger indexDumpBlock = reader.readBigEndianU2("Method index: ###DEC##");
        indexDumpBlock.setCrossPointer(new ConstantPoolEntryCrossPointer(indexDumpBlock.value));
        index = indexDumpBlock.value;

        setEndAddress(reader);
    }

    @Override
    public String toString() {
        return "invokespecial " + reader.getUserObject(ConstantPool.class).getMethodRefEntry(index).getString()
                + "  // #" + index;
    }
}