Mercurial > hg > release > thermostat-1.6
view notes/common/src/main/java/com/redhat/thermostat/notes/common/internal/HostNoteDAOImpl.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
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date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 31f274ab27a5 |
children |
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/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.notes.common.internal; import java.util.ArrayList; import java.util.List; import java.util.Objects; import java.util.logging.Level; import java.util.logging.Logger; import com.redhat.thermostat.common.utils.LoggingUtils; import com.redhat.thermostat.notes.common.HostNote; import com.redhat.thermostat.notes.common.HostNoteDAO; import com.redhat.thermostat.storage.core.Category; import com.redhat.thermostat.storage.core.Cursor; import com.redhat.thermostat.storage.core.DescriptorParsingException; import com.redhat.thermostat.storage.core.HostRef; import com.redhat.thermostat.storage.core.Key; import com.redhat.thermostat.storage.core.PreparedStatement; import com.redhat.thermostat.storage.core.StatementDescriptor; import com.redhat.thermostat.storage.core.StatementExecutionException; import com.redhat.thermostat.storage.core.Storage; public class HostNoteDAOImpl implements HostNoteDAO { static final Key<String> KEY_CONTENT = new Key<>("content"); static final Key<String> KEY_ID = new Key<>("id"); static Category<HostNote> hostNotesCategory = new Category<>("host-notes", HostNote.class, Key.AGENT_ID, KEY_ID, Key.TIMESTAMP, KEY_CONTENT); static final String ADD_HOST_NOTE = "" + "ADD " + hostNotesCategory.getName() + " " + "SET 'agentId' = ?s ," + " 'id' = ?s ," + " 'timeStamp' = ?l ," + " 'content' = ?s"; static final String QUERY_HOST_NOTES_BY_VM_ID = "" + "QUERY " + hostNotesCategory.getName() + " " + "WHERE 'agentId' = ?s"; static final String QUERY_HOST_NOTE_BY_ID = "" + "QUERY " + hostNotesCategory.getName() + " " + "WHERE 'agentId' = ?s" + " AND 'id' = ?s"; static final String UPDATE_HOST_NOTE = "" + "UPDATE " + hostNotesCategory.getName() + " " + " SET 'timeStamp' = ?l ," + " 'content' = ?s " + " WHERE 'agentId' = ?s " + " AND 'id' = ?s"; static final String REMOVE_HOST_NOTE_BY_ID = "" + "REMOVE " + hostNotesCategory.getName() + " " + "WHERE 'agentId' = ?s " + " AND 'id' = ?s"; private static final Logger logger = LoggingUtils.getLogger(VmNoteDAOImpl.class); private Storage storage; public HostNoteDAOImpl(Storage storage) { this.storage = storage; storage.registerCategory(hostNotesCategory); } @Override public void add(HostNote vmNote) { StatementDescriptor<HostNote> desc = new StatementDescriptor<>(hostNotesCategory, ADD_HOST_NOTE); PreparedStatement<HostNote> stmt; try { stmt = storage.prepareStatement(desc); stmt.setString(0, vmNote.getAgentId()); stmt.setString(1, vmNote.getId()); stmt.setLong(2, vmNote.getTimeStamp()); stmt.setString(3, vmNote.getContent()); stmt.execute(); } catch (DescriptorParsingException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Preparing query '" + desc + "' failed!", e); } catch (StatementExecutionException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Executing query '" + desc + "' failed!", e); } } @Override public List<HostNote> getFor(HostRef host) { StatementDescriptor<HostNote> desc = new StatementDescriptor<>(hostNotesCategory, QUERY_HOST_NOTES_BY_VM_ID); PreparedStatement<HostNote> stmt; Cursor<HostNote> cursor; try { stmt = storage.prepareStatement(desc); stmt.setString(0, host.getAgentId()); cursor = stmt.executeQuery(); List<HostNote> results = new ArrayList<>(); while (cursor.hasNext()) { results.add(cursor.next()); } return results; } catch (DescriptorParsingException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Preparing query '" + desc + "' failed!", e); return null; } catch (StatementExecutionException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Executing query '" + desc + "' failed!", e); return null; } } @Override public HostNote getById(HostRef host, String id) { StatementDescriptor<HostNote> desc = new StatementDescriptor<>(hostNotesCategory, QUERY_HOST_NOTE_BY_ID); PreparedStatement<HostNote> stmt; Cursor<HostNote> cursor; try { stmt = storage.prepareStatement(desc); stmt.setString(0, host.getAgentId()); stmt.setString(1, id); cursor = stmt.executeQuery(); if (cursor.hasNext()) { return cursor.next(); } return null; } catch (DescriptorParsingException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Preparing query '" + desc + "' failed!", e); return null; } catch (StatementExecutionException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Executing query '" + desc + "' failed!", e); return null; } } @Override public void update(HostNote note) { Objects.requireNonNull(note.getId()); StatementDescriptor<HostNote> desc = new StatementDescriptor<>(hostNotesCategory, UPDATE_HOST_NOTE); PreparedStatement<HostNote> stmt; try { stmt = storage.prepareStatement(desc); stmt.setLong(0, note.getTimeStamp()); stmt.setString(1, note.getContent()); stmt.setString(2, note.getAgentId()); stmt.setString(3, note.getId()); stmt.execute(); } catch (DescriptorParsingException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Preparing query '" + desc + "' failed!", e); } catch (StatementExecutionException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Executing query '" + desc + "' failed!", e); } } @Override public void removeById(HostRef host, String noteId) { remove(host.getAgentId(), noteId); } @Override public void remove(HostNote note) { remove(note.getAgentId(), note.getId()); } private void remove(String agentId, String noteId) { StatementDescriptor<HostNote> desc = new StatementDescriptor<>(hostNotesCategory, REMOVE_HOST_NOTE_BY_ID); PreparedStatement<HostNote> stmt; try { stmt = storage.prepareStatement(desc); stmt.setString(0, agentId); stmt.setString(1, noteId); stmt.execute(); } catch (DescriptorParsingException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Preparing query '" + desc + "' failed!", e); } catch (StatementExecutionException e) { // should not happen, but if it *does* happen, at least log it logger.log(Level.SEVERE, "Executing query '" + desc + "' failed!", e); } } }