📄 jsonsearchmodel.java
字号:
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */package sample.yahooservices.JSONSearch;import org.apache.axiom.om.OMAbstractFactory;import org.apache.axiom.om.OMElement;import org.apache.axiom.om.OMFactory;import org.apache.axis2.Constants;import org.apache.axis2.transport.http.HTTPConstants;import org.apache.axis2.context.ConfigurationContextFactory;import org.apache.axis2.context.ConfigurationContext;import org.apache.axis2.addressing.EndpointReference;import org.apache.axis2.client.Options;import org.apache.axis2.client.ServiceClient;import java.io.UnsupportedEncodingException;import java.io.File;import java.net.URLEncoder;import java.util.Iterator;public class JSONSearchModel { /** * HTML Header to desplay snippet text */ private String beginHTML = "<HTML><HEAD><TITLE>Search Results</TITLE></HEAD><BODY>"; /** * HTML footer */ private String endHTML = "</BODY></HTML>"; /** * Store the texts read by NavigationURL of soap */ private String snippet; public String searchYahoo(String query, String format) { try { snippet = beginHTML; String epr = "http://api.search.yahoo.com/WebSearchService/V1/webSearch"; File configFile = new File("resources/axis2.xml"); ConfigurationContext configurationContext = ConfigurationContextFactory .createConfigurationContextFromFileSystem(null, configFile .getAbsolutePath()); ServiceClient client = new ServiceClient(configurationContext, null); Options options = new Options(); client.setOptions(options); options.setTo(new EndpointReference(epr)); options.setProperty(Constants.Configuration.MESSAGE_TYPE, HTTPConstants.MEDIA_TYPE_X_WWW_FORM); options.setProperty(Constants.Configuration.HTTP_METHOD, Constants.Configuration.HTTP_METHOD_GET); OMElement response = client.sendReceive(getPayloadForYahooSearchCall(query, format)); generateSnippet(response); return snippet; } catch (Exception e) { e.printStackTrace(); snippet = "<H2>Error occurred during the invocation to Yahoo search service</H2>" + "<p>" + e.getMessage() + "</p>" + endHTML; } return null; } private static OMElement getPayloadForYahooSearchCall(String queryStr, String formatStr) throws UnsupportedEncodingException { OMFactory fac = OMAbstractFactory.getOMFactory(); OMElement rootElement = fac.createOMElement("webSearch", null); OMElement appId = fac.createOMElement("appid", null, rootElement); appId.setText("ApacheRestDemo"); OMElement query = fac.createOMElement("query", null, rootElement); query.setText(URLEncoder.encode(queryStr, "UTF-8")); OMElement outputType = fac.createOMElement("output", null, rootElement); outputType.setText("json"); if (formatStr != null && formatStr.length() != 0) { OMElement format = fac.createOMElement("format", null, rootElement); format.setText(URLEncoder.encode(formatStr, "UTF-8")); } return rootElement; } private void generateSnippet(OMElement response) { String title = null; String summary = null; String clickUrl = null; String url = null; OMElement result = null; //get an iterator for Result elements Iterator itr = response.getChildElements(); Iterator innerItr; while (itr.hasNext()) { result = (OMElement) itr.next(); innerItr = result.getChildElements(); if (innerItr.hasNext()) { title = ((OMElement) innerItr.next()).getText(); summary = ((OMElement) innerItr.next()).getText(); url = ((OMElement) innerItr.next()).getText(); clickUrl = ((OMElement) innerItr.next()).getText(); if (title != null) { snippet += "<a href=" + clickUrl + ">" + title + "</a>" + "<br>" + summary + "<br>" + url + "<br>" + "<br>"; } } } snippet += endHTML; }}⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -