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package buzzerproxy;

import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

/**
 *
 * @author Enger
 */
public class CheckStatus {

    private String contentLenght = "";
    
    public boolean isAlive(String urlToGet) throws ClientProtocolException, IOException {

        boolean isAlive = false;
        String urlGetMe = null;
        setContentLenght("-1");

        try {
            URL url = new URL(urlToGet);
            URI uri = new URI(url.getProtocol(), url.getHost(), url.getPath(), url.getQuery(), null);
            //   System.out.println("URI " + uri.toString() + " is OK");
            urlGetMe = uri.toString();
        } catch (MalformedURLException e) {
            System.out.println("URL " + urlToGet + " is a malformed URL");
        } catch (URISyntaxException e) {
            System.out.println("URI " + urlToGet + " is a malformed URL");
        }

        HttpClient client = new DefaultHttpClient();
        HttpGet method = new HttpGet(urlGetMe);
        HttpResponse httpResponse = null;
        try {
            httpResponse = client.execute(method);
            int statusCode = httpResponse.getStatusLine().getStatusCode();
            if (statusCode == HttpStatus.SC_OK) {
                isAlive = true;
            }
        } catch (Exception e) {
        }

        if (httpResponse != null) {
            Header h[] = httpResponse.getAllHeaders();
            for (int i = 0; i < h.length; i++) {
                // System.out.println( h[i].getName() + " => " + h[i].getValue()) ;
                if (h[i].getName().contains("Content-Length")) {
                    setContentLenght(h[i].getValue());
                    break;
                } // if (h[i].getName().contains("Content-Length")) {
            } // for (int i = 0; i < h.length; i++) {
        } //  if ( httpResponse != null ) {

        return isAlive;

    } // public boolean isAlive(String url){

    /**
     * @return the contentLenght
     */
    public String getContentLenght() {
        return contentLenght;
    }

    /**
     * @param contentLenght the contentLenght to set
     */
    public void setContentLenght(String contentLenght) {
        this.contentLenght = contentLenght;
    }
}