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/*******************************************************************************
* Copyright (c) 2016 Frank Becker and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* https://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Frank Becker - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.bugzilla.rest.core;
import java.io.InputStreamReader;
import java.lang.reflect.Type;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.Locale;
import java.util.Map.Entry;
import java.util.TimeZone;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.mylyn.commons.repositories.http.core.CommonHttpClient;
import org.eclipse.mylyn.tasks.core.IRepositoryPerson;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.core.data.TaskData;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonArray;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.reflect.TypeToken;
public class BugzillaRestGetTaskAttachments extends BugzillaRestGetRequest<ArrayList<TaskAttribute>> {
private final TaskData taskData;
public BugzillaRestGetTaskAttachments(CommonHttpClient client, TaskData taskData) {
super(client, "/bug/" + taskData.getTaskId() + "/attachment?exclude_fields=data", null); //$NON-NLS-1$ //$NON-NLS-2$
this.taskData = taskData;
}
@Override
protected ArrayList<TaskAttribute> parseFromJson(InputStreamReader in) {
TypeToken<ArrayList<TaskAttribute>> type = new TypeToken<ArrayList<TaskAttribute>>() {
};
return new GsonBuilder().registerTypeAdapter(type.getType(), new JSonTaskDataDeserializer()).create().fromJson(
in, type.getType());
}
BugzillaRestTaskSchema taskSchema = BugzillaRestTaskSchema.getDefault();
private class JSonTaskDataDeserializer implements JsonDeserializer<ArrayList<TaskAttribute>> {
@Override
public ArrayList<TaskAttribute> deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
throws JsonParseException {
ArrayList<TaskAttribute> response = new ArrayList<TaskAttribute>();
for (Entry<String, JsonElement> bugEntry : ((JsonObject) json.getAsJsonObject().get("bugs")).entrySet()) { //$NON-NLS-1$
for (JsonElement jsonElement : bugEntry.getValue().getAsJsonArray()) {
JsonObject attachmentObject = (JsonObject) jsonElement;
String id = attachmentObject.get("id").getAsString(); //$NON-NLS-1$
String creator = attachmentObject.get("creator").getAsString(); //$NON-NLS-1$
Long size = attachmentObject.get("size").getAsLong(); //$NON-NLS-1$
TaskAttribute attachmentAttribute = taskData.getRoot()
.createAttribute(TaskAttribute.PREFIX_ATTACHMENT + id);
BugzillaRestAttachmentMapper attachmentMapper = BugzillaRestAttachmentMapper
.createFrom(attachmentAttribute);
attachmentMapper.setAttachmentId(id);
IRepositoryPerson author = taskData.getAttributeMapper().getTaskRepository().createPerson(creator);
author.setName(creator);
attachmentMapper.setAuthor(author);
attachmentMapper.setLength(size != null ? size : -1L);
try {
SimpleDateFormat iso8601Format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US); //$NON-NLS-1$
iso8601Format.setTimeZone(TimeZone.getTimeZone("UTC")); //$NON-NLS-1$
Date tempDate = iso8601Format.parse(attachmentObject.get("creation_time").getAsString()); //$NON-NLS-1$
attachmentMapper.setCreationDate(tempDate);
tempDate = iso8601Format.parse(attachmentObject.get("last_change_time").getAsString()); //$NON-NLS-1$
attachmentMapper.setDeltaDate(tempDate);
} catch (ParseException e) {
com.google.common.base.Throwables.propagate(new CoreException(new Status(IStatus.ERROR,
BugzillaRestCore.ID_PLUGIN,
"Can not parse Date (" + attachmentObject.get("creation_time").getAsString() + ")"))); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
attachmentMapper.setContentType(attachmentObject.get("content_type").getAsString()); //$NON-NLS-1$
attachmentMapper.setAttachmentIsPrivate(attachmentObject.get("is_private").getAsBoolean());
attachmentMapper.setDeprecated(attachmentObject.get("is_obsolete") //$NON-NLS-1$
.getAsBoolean());
attachmentMapper.setDescription(attachmentObject.get("summary").getAsString()); //$NON-NLS-1$
attachmentMapper.setFileName(attachmentObject.get("file_name").getAsString()); //$NON-NLS-1$
attachmentMapper.setPatch(attachmentObject.get("is_patch").getAsBoolean()); //$NON-NLS-1$
attachmentMapper.applyTo(attachmentAttribute);
JsonArray flags = attachmentObject.get("flags").getAsJsonArray(); //$NON-NLS-1$
if (flags.size() > 0) {
for (JsonElement flagTmp : flags) {
BugzillaRestFlagMapper flagMapper = new Gson().fromJson(flagTmp,
BugzillaRestFlagMapper.class);
TaskAttribute attribute = attachmentAttribute
.createAttribute(IBugzillaRestConstants.KIND_FLAG + flagMapper.getNumber());
flagMapper.applyTo(attribute);
}
}
attachmentMapper.addMissingFlags(attachmentAttribute);
}
}
return response;
}
}
}
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