/*

 File: client_main.m

 Abstract: Main program for SOAP client.

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 */ 

#import <Cocoa/Cocoa.h>

#import "SOAPClient.h"

@interface SOAPAdder : SOAPClient

- (NSNumber *)add:(NSNumber *)num1 to:(NSNumber *)num2;

@end

@implementation SOAPAdder

- (NSNumber *)add:(NSNumber *)num1 to:(NSNumber *)num2 {

    NSError *error = nil;

    // Package the parameters up in a SOAP envelope, matching what the service

    // expects.  Then when the reply comes back, extract the result.

    NSString *xml = [NSString stringWithFormat:@"<?xml version=\"1.0\"?> <soap:Envelope xmlns:soap=\"http://www.w3.org/2003/05/soap-envelope\" xmlns:ex=\"http://www.apple.com/namespaces/cocoa/soap/example\"> <soap:Body> <ex:MethodName>%@</ex:MethodName> <ex:Parameters> <ex:Parameter>%@</ex:Parameter> <ex:Parameter>%@</ex:Parameter> </ex:Parameters> </soap:Body> </soap:Envelope>", NSStringFromSelector(_cmd), num1, num2];

    NSXMLDocument *doc = [[[NSXMLDocument alloc] initWithXMLString:xml options:NSXMLNodeOptionsNone error:&error] autorelease];

    if (!doc) {

        NSLog(@"error: %@", error);

    }

    NSXMLDocument *replydoc = [self sendMessage:doc waitForReply:YES];

    NSArray *array = [replydoc nodesForXPath:@"soap:Envelope/soap:Body/ex:Result" error:&error];

    id obj = nil;

    if ([array count] > 0) {

        NSXMLNode *node = [array objectAtIndex:0];

        obj = [NSNumber numberWithDouble:[[node objectValue] doubleValue]];

    }

    return obj;

}

@end

int main(int argc, char *argv[]) {

    if (argc < 3) {

        fprintf(stderr, "usage: %s number number\n", argv[0]);

        exit(0);

    }

    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    SOAPAdder *adder = [[SOAPAdder alloc] initWithServerName:@"SOAP adder"];

    if (!adder) {

        NSLog(@"Could not find an adder server");

        exit(1);

    }

    NSNumber *num1 = [NSNumber numberWithDouble:strtod(argv[1], NULL)];

    NSNumber *num2 = [NSNumber numberWithDouble:strtod(argv[2], NULL)];

    NSNumber *result = [adder add:num1 to:num2];

    NSLog(@"result: %@\n", result);

    [adder release];

    [pool release];

    exit(0);

}