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/*
 * Javassist, a Java-bytecode translator toolkit.
 * Copyright (C) 1999- Shigeru Chiba. All Rights Reserved.
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License.  Alternatively, the contents of this file may be used under
 * the terms of the GNU Lesser General Public License Version 2.1 or later,
 * or the Apache License Version 2.0.
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 */

package javassist;

/**
 * An instance of CtPrimitiveType represents a primitive type.
 * It is obtained from CtClass.
 */
public final class CtPrimitiveType extends CtClass {
    private char descriptor;
    private String wrapperName;
    private String getMethodName;
    private String mDescriptor;
    private int returnOp;
    private int arrayType;
    private int dataSize;

    CtPrimitiveType(String name, char desc, String wrapper,
                    String methodName, String mDesc, int opcode, int atype,
                    int size) {
        super(name);
        descriptor = desc;
        wrapperName = wrapper;
        getMethodName = methodName;
        mDescriptor = mDesc;
        returnOp = opcode;
        arrayType = atype;
        dataSize = size;
    }

    /**
     * Returns true if this object represents a primitive
     * Java type: boolean, byte, char, short, int, long, float, double,
     * or void.
     */
    public boolean isPrimitive() { return true; }

    /**
     * Returns the modifiers for this type.
     * For decoding, use javassist.Modifier.
     *
     * @see Modifier
     */
    public int getModifiers() {
        return Modifier.PUBLIC | Modifier.FINAL;
    }

    /**
     * Returns the descriptor representing this type.
     * For example, if the type is int, then the descriptor is I.
     */
    public char getDescriptor() { return descriptor; }

    /**
     * Returns the name of the wrapper class.
     * For example, if the type is int, then the wrapper class is
     * java.lang.Integer.
     */
    public String getWrapperName() { return wrapperName; }

    /**
     * Returns the name of the method for retrieving the value
     * from the wrapper object.
     * For example, if the type is int, then the method name is
     * intValue.
     */
    public String getGetMethodName() { return getMethodName; }

    /**
     * Returns the descriptor of the method for retrieving the value
     * from the wrapper object.
     * For example, if the type is int, then the method descriptor is
     * ()I.
     */
    public String getGetMethodDescriptor() { return mDescriptor; }

    /**
     * Returns the opcode for returning a value of the type.
     * For example, if the type is int, then the returned opcode is
     * javassit.bytecode.Opcode.IRETURN.
     */
    public int getReturnOp() { return returnOp; }

    /**
     * Returns the array-type code representing the type.
     * It is used for the newarray instruction.
     * For example, if the type is int, then this method returns
     * javassit.bytecode.Opcode.T_INT.
     */
    public int getArrayType() { return arrayType; }

    /**
     * Returns the data size of the primitive type.
     * If the type is long or double, this method returns 2.
     * Otherwise, it returns 1.
     */
    public int getDataSize() { return dataSize; }
}