android学习-IPC机制之ACtivity绑定Service通信

bindService获得Service的binder对象对服务进行操作

 

Binder通信过程类似于TCP/IP服务连接过程binder四大架构Server(服务器)，Client(客户端)，ServiceManager(DNS)以及Binder驱动(路由器)

其中Server，Client，ServiceManager运行于用户空间，驱动运行于内核空间。这四个角色的关系和互联网类似：Server是服务器，Client是客户终端，SMgr是域名服务器（DNS），驱动是路由器。

book.java

package com.example.android_binder_testservice;

import android.os.Parcel;
import android.os.Parcelable;

public class Book implements Parcelable {
    private String bookName;
    private String author;
    private int publishDate;

    public Book() {

    }

    public Book(String bookName, String author, int publishDate) {
        super();
        this.bookName = bookName;
        this.author = author;
        this.publishDate = publishDate;
    }

    public String getBookName() {
        return bookName;
    }

    public void setBookName(String bookName) {
        this.bookName = bookName;
    }

    public String getAuthor() {
        return author;
    }

    public void setAuthor(String author) {
        this.author = author;
    }

    public int getPublishDate() {
        return publishDate;
    }

    public void setPublishDate(int publishDate) {
        this.publishDate = publishDate;
    }

    @Override
    public int describeContents() {
        return 0;
    }

    @Override
    public void writeToParcel(Parcel out, int flags) {
        out.writeString(bookName);
        out.writeString(author);
        out.writeInt(publishDate);
        
    }
    
    
    

    public static final Parcelable.Creator<Book> CREATOR = new Creator<Book>() {
        @Override
        public Book[] newArray(int size) {
            return new Book[size];
        }


        @Override
        public Book createFromParcel(android.os.Parcel source) {
            return new Book(source);
        }
    };

    public Book(Parcel in) {
        bookName = in.readString();
        author = in.readString();
        publishDate = in.readInt();
    }
}

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