Java tutorial
/* * Copyright 2007 Yusuke Yamamoto * * Licensed 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 twitter4j.internal.json; import twitter4j.MediaEntity; import twitter4j.TwitterAPIConfiguration; import twitter4j.TwitterException; import twitter4j.conf.Configuration; import twitter4j.internal.http.HttpResponse; import twitter4j.internal.org.json.JSONArray; import twitter4j.internal.org.json.JSONException; import twitter4j.internal.org.json.JSONObject; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import static twitter4j.internal.json.z_T4JInternalParseUtil.getInt; /** * @author Yusuke Yamamoto - yusuke at mac.com * @since Twitter4J 2.2.3 */ class TwitterAPIConfigurationJSONImpl extends TwitterResponseImpl implements TwitterAPIConfiguration { private static final long serialVersionUID = 5786291660087491465L; private int photoSizeLimit; private int shortURLLength; private int shortURLLengthHttps; private int charactersReservedPerMedia; private Map<Integer, MediaEntity.Size> photoSizes; private String[] nonUsernamePaths; private int maxMediaPerUpload; TwitterAPIConfigurationJSONImpl(HttpResponse res, Configuration conf) throws TwitterException { super(res); try { JSONObject json = res.asJSONObject(); photoSizeLimit = getInt("photo_size_limit", json); shortURLLength = getInt("short_url_length", json); shortURLLengthHttps = getInt("short_url_length_https", json); charactersReservedPerMedia = getInt("characters_reserved_per_media", json); JSONObject sizes = json.getJSONObject("photo_sizes"); photoSizes = new HashMap<Integer, MediaEntity.Size>(4); photoSizes.put(MediaEntity.Size.LARGE, new MediaEntityJSONImpl.Size(sizes.getJSONObject("large"))); JSONObject medium; // http://code.google.com/p/twitter-api/issues/detail?id=2230 if (sizes.isNull("med")) { medium = sizes.getJSONObject("medium"); } else { medium = sizes.getJSONObject("med"); } photoSizes.put(MediaEntity.Size.MEDIUM, new MediaEntityJSONImpl.Size(medium)); photoSizes.put(MediaEntity.Size.SMALL, new MediaEntityJSONImpl.Size(sizes.getJSONObject("small"))); photoSizes.put(MediaEntity.Size.THUMB, new MediaEntityJSONImpl.Size(sizes.getJSONObject("thumb"))); if (conf.isJSONStoreEnabled()) { DataObjectFactoryUtil.clearThreadLocalMap(); DataObjectFactoryUtil.registerJSONObject(this, res.asJSONObject()); } JSONArray nonUsernamePathsJSONArray = json.getJSONArray("non_username_paths"); nonUsernamePaths = new String[nonUsernamePathsJSONArray.length()]; for (int i = 0; i < nonUsernamePathsJSONArray.length(); i++) { nonUsernamePaths[i] = nonUsernamePathsJSONArray.getString(i); } maxMediaPerUpload = getInt("max_media_per_upload", json); } catch (JSONException jsone) { throw new TwitterException(jsone); } } /** * {@inheritDoc} */ @Override public int getPhotoSizeLimit() { return photoSizeLimit; } /** * {@inheritDoc} */ @Override public int getShortURLLength() { return shortURLLength; } /** * {@inheritDoc} */ @Override public int getShortURLLengthHttps() { return shortURLLengthHttps; } /** * {@inheritDoc} */ @Override public int getCharactersReservedPerMedia() { return charactersReservedPerMedia; } /** * {@inheritDoc} */ @Override public Map<Integer, MediaEntity.Size> getPhotoSizes() { return photoSizes; } /** * {@inheritDoc} */ @Override public String[] getNonUsernamePaths() { return nonUsernamePaths; } /** * {@inheritDoc} */ @Override public int getMaxMediaPerUpload() { return maxMediaPerUpload; } @Override public boolean equals(Object o) { if (this == o) return true; if (!(o instanceof TwitterAPIConfigurationJSONImpl)) return false; TwitterAPIConfigurationJSONImpl that = (TwitterAPIConfigurationJSONImpl) o; if (charactersReservedPerMedia != that.charactersReservedPerMedia) return false; if (maxMediaPerUpload != that.maxMediaPerUpload) return false; if (photoSizeLimit != that.photoSizeLimit) return false; if (shortURLLength != that.shortURLLength) return false; if (shortURLLengthHttps != that.shortURLLengthHttps) return false; if (!Arrays.equals(nonUsernamePaths, that.nonUsernamePaths)) return false; if (photoSizes != null ? !photoSizes.equals(that.photoSizes) : that.photoSizes != null) return false; return true; } @Override public int hashCode() { int result = photoSizeLimit; result = 31 * result + shortURLLength; result = 31 * result + shortURLLengthHttps; result = 31 * result + charactersReservedPerMedia; result = 31 * result + (photoSizes != null ? photoSizes.hashCode() : 0); result = 31 * result + (nonUsernamePaths != null ? Arrays.hashCode(nonUsernamePaths) : 0); result = 31 * result + maxMediaPerUpload; return result; } @Override public String toString() { return "TwitterAPIConfigurationJSONImpl{" + "photoSizeLimit=" + photoSizeLimit + ", shortURLLength=" + shortURLLength + ", shortURLLengthHttps=" + shortURLLengthHttps + ", charactersReservedPerMedia=" + charactersReservedPerMedia + ", photoSizes=" + photoSizes + ", nonUsernamePaths=" + (nonUsernamePaths == null ? null : Arrays.asList(nonUsernamePaths)) + ", maxMediaPerUpload=" + maxMediaPerUpload + '}'; } }