2010-02-03 03:29:47 +01:00
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package com.metaweb.gridworks.util;
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2010-02-01 21:57:52 +01:00
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.Reader;
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import java.io.UnsupportedEncodingException;
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2010-02-05 20:19:38 +01:00
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import org.apache.commons.codec.DecoderException;
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2010-02-01 21:57:52 +01:00
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import org.apache.commons.codec.net.URLCodec;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import org.json.JSONTokener;
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public class ParsingUtilities {
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static public String inputStreamToString(InputStream is) throws IOException {
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Reader reader = new InputStreamReader(is, "UTF-8");
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try {
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return readerToString(reader);
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} finally {
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reader.close();
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}
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}
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static public String readerToString(Reader reader) throws IOException {
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StringBuffer sb = new StringBuffer();
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char[] chars = new char[8192];
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int c;
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while ((c = reader.read(chars)) > 0) {
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sb.insert(sb.length(), chars, 0, c);
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}
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return sb.toString();
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}
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static public JSONObject evaluateJsonStringToObject(String s) throws JSONException {
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JSONTokener t = new JSONTokener(s);
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JSONObject o = (JSONObject) t.nextValue();
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return o;
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}
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static public JSONArray evaluateJsonStringToArray(String s) throws JSONException {
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JSONTokener t = new JSONTokener(s);
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JSONArray a = (JSONArray) t.nextValue();
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return a;
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}
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private static final URLCodec codec = new URLCodec();
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static public String encode(String s) {
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try {
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return codec.encode(s, "UTF-8");
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} catch (UnsupportedEncodingException e) {
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return s; // should not happen
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}
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}
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2010-02-05 20:19:38 +01:00
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static public String decode(String s) {
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try {
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return codec.decode(s, "UTF-8");
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} catch (UnsupportedEncodingException e) {
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return s; // should not happen
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} catch (DecoderException e) {
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return s; // should not happen
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}
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}
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2010-02-01 21:57:52 +01:00
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}
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