使用簡單的Java程式碼在SAP C4C裡建立銷售訂單

需要建立的銷售訂單的明細透過硬編碼指定：

比如銷售訂單的描述為Jerry Test 2019-1-23 16:05PM

執行之後，看到Status Code 201，說明建立成功：

到UI上能看到成功建立的銷售訂單：

實現程式碼：

package odata;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.net.URI;import org.apache.http.HttpEntity;import org.apache.http.HttpHost;import org.apache.http.HttpResponse;import org.apache.http.client.ClientProtocolException;import org.apache.http.client.HttpClient;import org.apache.http.client.config.RequestConfig;import org.apache.http.client.methods.HttpGet;import org.apache.http.client.methods.HttpPost;import org.apache.http.entity.StringEntity;import org.apache.http.impl.client.HttpClientBuilder;public class SimpleOrderCreator {    private final String SERVICEURL = "https://my5000jerry.c4c.saphybriscloud.cn/sap/c4c/odata/cust/v1/zjerrysalesorder/CustomerQuoteCollection";
    HttpClient m_httpClient;    private HttpClient getHttpClient() {        if (this.m_httpClient == null) {            this.m_httpClient = HttpClientBuilder.create().build();
        }        return this.m_httpClient;
    }    
    private String getCSRFToken(){        final HttpGet get = new HttpGet(SERVICEURL);
        get.setHeader("Authorization", "Basic 0FOR0pFUlJZMTpTYXB0ZXN0MQ==");
        get.setHeader("x-csrf-token", "fetch");
        HttpHost proxy = new HttpHost("proxy.sha.sap.corp", 8080, "http");
        RequestConfig config = RequestConfig.custom().setProxy(proxy).build();
        get.setConfig(config);
        HttpResponse response;
        String token = null;        try {
            response = getHttpClient().execute(get);            /*Header[] header = response.getAllHeaders();
            for( int i =0; i < header.length; i++){
                System.out.println("Header: " + header[i].getValue());
            }*/
            token = response.getFirstHeader("x-csrf-token").getValue();
            System.out.println("token: " + token);
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException | UnsupportedOperationException e) {
            e.printStackTrace();
        }        return token;
    }    
    private void createSO(String token,String body) {        final HttpPost post = new HttpPost(
                URI.create(SERVICEURL));
        post.setHeader("Authorization",                "Basic 0FOR0pFUlJZMTpTYXB0ZXN0MQ==");
        post.setHeader("Content-Type", "application/json");
        post.setHeader("X-CSRF-Token", token);
        HttpEntity entity = null;        try {
            entity = new StringEntity(body);
        } catch (UnsupportedEncodingException e) {            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        post.setEntity(entity);
        HttpResponse response = null;        try {
            response = getHttpClient().execute(post);
        } catch (ClientProtocolException e) {            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        System.out.println("Response statusCode for Batch => "
                + response.getStatusLine().getStatusCode());
    }    
    public static void main(String[] args) {
        SimpleOrderCreator tool = new SimpleOrderCreator();
        String token = tool.getCSRFToken();
        String body = "{" + 
    "\"Name\": \"Jerry Test 2019-1-23 16:05PM\"," + 
    "\"TypeCode\": \"2059\"," + 
    "\"BuyerID\":\"ee\"," + 
    "\"PartyID\":\"60102\", " + 
    "\"CustomerQuoteText\":[{" + 
        "\"Text\": \"test comment by Jerry Wang\", " + 
        "\"TypeCode\": \"10024\"" + 
    "}]," + 
    "\"CustomerQuoteItem\":[{ " + 
        "\"ProductID\": \"1042416\"" + 
    "}]," + 
    "\"CustomerQuoteItemProposal\":[{" + 
        "\"ProductUUID\": \"00163E72-09C6-1EE8-BBDC-AC5F0CB0D795\"," + 
        "\"Quantity\": \"1\"," + 
        "\"unitCode\": \"EA\"" + 
    "}]" + 
"}";
        
        tool.createSO(token, body);
    }
}

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