Java HttpPost.METHOD_NAME属性代码示例

private static HttpRequestBase createHttpRequest(String method, URI uri, HttpEntity entity) {
    switch(method.toUpperCase(Locale.ROOT)) {
        case HttpDeleteWithEntity.METHOD_NAME:
            return addRequestBody(new HttpDeleteWithEntity(uri), entity);
        case HttpGetWithEntity.METHOD_NAME:
            return addRequestBody(new HttpGetWithEntity(uri), entity);
        case HttpHead.METHOD_NAME:
            return addRequestBody(new HttpHead(uri), entity);
        case HttpOptions.METHOD_NAME:
            return addRequestBody(new HttpOptions(uri), entity);
        case HttpPatch.METHOD_NAME:
            return addRequestBody(new HttpPatch(uri), entity);
        case HttpPost.METHOD_NAME:
            HttpPost httpPost = new HttpPost(uri);
            addRequestBody(httpPost, entity);
            return httpPost;
        case HttpPut.METHOD_NAME:
            return addRequestBody(new HttpPut(uri), entity);
        case HttpTrace.METHOD_NAME:
            return addRequestBody(new HttpTrace(uri), entity);
        default:
            throw new UnsupportedOperationException("http method not supported: " + method);
    }
}
 

@Override
public void handle(HttpRequest request, HttpResponse response, HttpContext context) throws HttpException, IOException {
    switch (request.getRequestLine().getMethod()) {
        case HttpPost.METHOD_NAME:
            String message = EntityUtils.toString(((BasicHttpEntityEnclosingRequest) request).getEntity());
            collector.collect(message);
            response.setEntity(new StringEntity("{\"result\":\"OK\"}", ContentType.APPLICATION_JSON));
    }
}
 

static Request index(IndexRequest indexRequest) {
    String method = Strings.hasLength(indexRequest.id()) ? HttpPut.METHOD_NAME : HttpPost.METHOD_NAME;

    boolean isCreate = (indexRequest.opType() == DocWriteRequest.OpType.CREATE);
    String endpoint = endpoint(indexRequest.index(), indexRequest.type(), indexRequest.id(), isCreate ? "_create" : null);

    Params parameters = Params.builder();
    parameters.withRouting(indexRequest.routing());
    parameters.withParent(indexRequest.parent());
    parameters.withTimeout(indexRequest.timeout());
    parameters.withVersion(indexRequest.version());
    parameters.withVersionType(indexRequest.versionType());
    parameters.withPipeline(indexRequest.getPipeline());
    parameters.withRefreshPolicy(indexRequest.getRefreshPolicy());
    parameters.withWaitForActiveShards(indexRequest.waitForActiveShards());

    BytesRef source = indexRequest.source().toBytesRef();
    ContentType contentType = ContentType.create(indexRequest.getContentType().mediaType());
    HttpEntity entity = new ByteArrayEntity(source.bytes, source.offset, source.length, contentType);

    return new Request(method, endpoint, parameters.getParams(), entity);
}
 

static Request update(UpdateRequest updateRequest) throws IOException {
    String endpoint = endpoint(updateRequest.index(), updateRequest.type(), updateRequest.id(), "_update");

    Params parameters = Params.builder();
    parameters.withRouting(updateRequest.routing());
    parameters.withParent(updateRequest.parent());
    parameters.withTimeout(updateRequest.timeout());
    parameters.withRefreshPolicy(updateRequest.getRefreshPolicy());
    parameters.withWaitForActiveShards(updateRequest.waitForActiveShards());
    parameters.withDocAsUpsert(updateRequest.docAsUpsert());
    parameters.withFetchSourceContext(updateRequest.fetchSource());
    parameters.withRetryOnConflict(updateRequest.retryOnConflict());
    parameters.withVersion(updateRequest.version());
    parameters.withVersionType(updateRequest.versionType());

    // The Java API allows update requests with different content types
    // set for the partial document and the upsert document. This client
    // only accepts update requests that have the same content types set
    // for both doc and upsert.
    XContentType xContentType = null;
    if (updateRequest.doc() != null) {
        xContentType = updateRequest.doc().getContentType();
    }
    if (updateRequest.upsertRequest() != null) {
        XContentType upsertContentType = updateRequest.upsertRequest().getContentType();
        if ((xContentType != null) && (xContentType != upsertContentType)) {
            throw new IllegalStateException("Update request cannot have different content types for doc [" + xContentType + "]" +
                    " and upsert [" + upsertContentType + "] documents");
        } else {
            xContentType = upsertContentType;
        }
    }
    if (xContentType == null) {
        xContentType = Requests.INDEX_CONTENT_TYPE;
    }

    BytesRef source = XContentHelper.toXContent(updateRequest, xContentType, false).toBytesRef();
    HttpEntity entity = new ByteArrayEntity(source.bytes, source.offset, source.length, ContentType.create(xContentType.mediaType()));

    return new Request(HttpPost.METHOD_NAME, endpoint, parameters.getParams(), entity);
}