Java

Fetch ISBN XML from isbndb.com and Parse

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Demonstrates sending a query to isbndb.com and parsing the XML response. Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Http;
import com.chilkatsoft.chilkat2.Xml;

public class ChilkatExample {

    public static void main(String[] args) {
        boolean success = false;

        // This example assumes the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        Http http = new Http();

        // The access_key in this URL is a valid access key, but limited to 100 queries per day.
        // If the key does not work, it may be that others were testing and exhausted the limit.
        String strXml;
        try {
            strXml = http.quickGetStr("http://isbndb.com/api/books.xml?access_key=OV8L2Y9I&results=details&index1=isbn&value1=0443074348");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        Xml xml = new Xml();
        xml.loadXml(strXml);

        // The XML returned for this URL is the following:

        // <?xml version="1.0" encoding="UTF-8" ?>

        // <ISBNdb server_time="2007-10-25T14:07:25Z">
        //     <BookList total_results="1" page_size="10" page_number="1" shown_results="1">
        //         <BookData book_id="diagnostic_histopathology_of_tumors_2_volume_set_with_cd_rom" isbn="0443074348">
        //             <Title>Diagnostic Histopathology of Tumors: 2-Volume Set with CD-ROMs</Title>
        //             <TitleLong>Diagnostic Histopathology of Tumors: 2-Volume Set with CD-ROMs (Diagnostic Histopathology of Tumors (Fletcher))</TitleLong>
        //             <AuthorsText>Christopher D. M. Fletcher (Editor)</AuthorsText>
        //             <PublisherText publisher_id="churchill_livingstone">Churchill Livingstone</PublisherText>
        //             <Details dewey_decimal="616" physical_description_text="2166 pages" language="" edition_info="Hardcover; 2007-03-13" dewey_decimal_normalized="616" lcc_number="" change_time="2006-12-13T14:53:42Z" price_time="2007-10-25T01:12:13Z" />
        //         </BookData>
        //     </BookList>
        // </ISBNdb>

        // First, navigate to the BookData node:
        success = xml.firstChild2();
        success = xml.firstChild2();

        // Show the Title and AuthorsText:
        System.out.println(xml.getChildContent("Title"));
        System.out.println(xml.getChildContent("AuthorsText"));

        // Show the publisher_id attribute of the PublisherText node:
        Xml xml2 = xml.findChild("PublisherText");
        System.out.println(xml2.getAttrValue("publisher_id"));

        xml2.close();

        // Save the XML to a file:
        xml.saveXml("book.xml");
    }
}