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/*
 * Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.codemodel;

import java.util.Iterator;
import java.util.Collections;
import java.util.List;

/**
 * Array class.
 * 
 * @author
 * 	Kohsuke Kawaguchi ([email protected])
 */
final class JArrayClass extends JClass {
    
    // array component type
    private final JType componentType;
    
    
    JArrayClass( JCodeModel owner, JType component ) {
        super(owner);
        this.componentType = component;
    }
    
    
    @Override
    public String name() {
        return componentType.name()+"[]";
    }
    
    @Override
    public String fullName() {
        return componentType.fullName()+"[]";
    }

    @Override
    public String binaryName() {
        return componentType.binaryName()+"[]";
    }

    @Override
    public void generate(JFormatter f) {
        f.g(componentType).p("[]");
    }

    @Override
    public JPackage _package() {
        return owner().rootPackage();
    }

    @Override
    public JClass _extends() {
        return owner().ref(Object.class);
    }

    @Override
    public Iterator _implements() {
        return Collections.emptyList().iterator();
    }

    @Override
    public boolean isInterface() {
        return false;
    }

    @Override
    public boolean isAbstract() {
        return false;
    }

    @Override
    public JType elementType() {
        return componentType;
    }

    @Override
    public boolean isArray() {
        return true;
    }


    //
    // Equality is based on value
    //

    @Override
    public boolean equals(Object obj) {
        if(!(obj instanceof JArrayClass))   return false;
        
        if( componentType.equals( ((JArrayClass)obj).componentType ) )
            return true;
        
        return false;
    }

    @Override
    public int hashCode() {
        return componentType.hashCode();
    }

    @Override
    protected JClass substituteParams(JTypeVar[] variables, List bindings) {
        if( componentType.isPrimitive() )
            return this;
        
        JClass c = ((JClass)componentType).substituteParams(variables,bindings);
        if(c==componentType)
            return this;
        
        return new JArrayClass(owner(),c);
    }

}