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package dk.daoas.daoadresseservice.util; |
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// kopieret fra dk.thoerup.genericjavautils; |
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import java.io.ByteArrayOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.io.UnsupportedEncodingException; |
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import java.net.HttpURLConnection; |
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import java.net.URL; |
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import java.net.URLConnection; |
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import java.net.URLDecoder; |
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import java.net.URLEncoder; |
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import java.util.HashMap; |
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import java.util.Map; |
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public class HttpUtil { |
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static public Map<String,String> decodeUri(String uri) { |
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if (uri.indexOf('?') != -1) { |
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String parts[] = uri.split("\\?"); |
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return decodeParams( parts[1] ); |
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} else { |
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return new HashMap<String,String>(); |
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} |
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} |
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static public Map<String,String> decodeParams(String str) { |
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Map<String,String> res = new HashMap<String,String>(); |
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String parts[] = str.split("&"); |
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for (String part : parts) { |
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String pair[] = part.split("="); |
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String key = pair[0]; |
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String val = null; |
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if (pair.length == 2) { |
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try { |
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val = URLDecoder.decode(pair[1], "ISO-8859-1"); |
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} catch (UnsupportedEncodingException e) { |
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val = pair[1]; // if decode fails try with the raw string |
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} |
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} |
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res.put(key, val); |
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} |
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return res; |
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} |
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static public String getLastPart(String url) { |
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String parts[] = url.split("/"); |
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String lastPart = parts[ parts.length - 1]; |
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return lastPart; |
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} |
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static public String encodeParams(Map<String,String> params) { |
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StringBuilder sb = new StringBuilder(); |
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boolean isFirst = true; |
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for (String key : params.keySet()) { |
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if (isFirst) { |
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isFirst = false; |
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} else { |
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sb.append("&"); |
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} |
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String val = params.get(key); |
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sb.append(key); |
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sb.append("="); |
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sb.append( encode(val) ); |
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} |
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return sb.toString(); |
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} |
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static String encode(String url) { |
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if (url == null) |
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return ""; |
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try { |
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return URLEncoder.encode(url, "UTF-8"); |
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} catch (Exception e) { |
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return url; |
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} |
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} |
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public static String getContentString(String uri, int timeout) throws IOException { |
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return getContentString(uri, timeout, "UTF-8"); |
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} |
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public static String getContentString(String uri, int timeout, String encoding) throws IOException { |
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byte[] buf = getContent(uri, timeout); |
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return new String(buf, encoding); |
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} |
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public static byte[] getContent(String uri, int timeout) throws IOException { |
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URL url = new URL(uri); |
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URLConnection connection = url.openConnection(); |
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connection.setConnectTimeout(timeout); |
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InputStream is = connection.getInputStream(); |
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return readInputStream(is); |
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} |
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public static byte[] postContent(String uri, String data, int timeout) throws IOException { |
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URL url = new URL(uri); |
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HttpURLConnection connection = (HttpURLConnection) url.openConnection(); |
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connection.setDoOutput(true); |
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connection.setRequestMethod("POST"); |
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connection.setConnectTimeout(timeout); |
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OutputStream os = connection.getOutputStream(); |
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os.write( data.getBytes() ); |
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InputStream is = connection.getInputStream(); |
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return readInputStream(is); |
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} |
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static byte[] readInputStream(InputStream is) throws IOException{ |
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byte buffer[] = new byte[1024]; |
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//try /; //start buffer size - instead of default 32bytes |
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try (ByteArrayOutputStream baos = new ByteArrayOutputStream(32768)) { |
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int count; |
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while ( (count = is.read(buffer)) != -1) { |
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baos.write(buffer, 0, count); |
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} |
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is.close(); |
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return baos.toByteArray(); |
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} |
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} |
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} |