Mercurial > hg > release > thermostat-0.5
view storage/mongo/src/main/java/com/redhat/thermostat/storage/mongodb/internal/MongoQuery.java @ 902:4de458324cf9
Un-fluentize Storage.find().
Reviewed-by: vanaltj, jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-January/005064.html
author | Roman Kennke <rkennke@redhat.com> |
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date | Thu, 10 Jan 2013 15:09:23 +0100 |
parents | 897b836d5b2c |
children | 6e38be537e2a |
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/* * Copyright 2012 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.storage.mongodb.internal; import java.util.Objects; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import com.redhat.thermostat.storage.core.AbstractQuery; import com.redhat.thermostat.storage.core.Category; import com.redhat.thermostat.storage.core.Cursor; import com.redhat.thermostat.storage.core.Key; import com.redhat.thermostat.storage.model.Pojo; public class MongoQuery<T extends Pojo> extends AbstractQuery<T> { private MongoStorage storage; private BasicDBObject query = new BasicDBObject(); private boolean hasClauses = false; private Category category; private Class<T> resultClass; MongoQuery(MongoStorage storage, Category category, Class<T> resultClass) { this.storage = storage; this.category = category; this.resultClass = resultClass; } public Category getCategory() { return category; } public void setCategory(Category category) { this.category = category; } @Override public <S> void where(Key<S> key, Criteria operator, S value) { where(key.getName(), operator, value); } public void where(String key, Criteria operator, Object value) { switch (operator) { case EQUALS: query.put(key, value); break; case NOT_EQUAL_TO: query.put(key, new BasicDBObject("$ne", value)); break; case LESS_THAN: query.put(key, new BasicDBObject("$lt", value)); break; case LESS_THAN_OR_EQUAL_TO: query.put(key, new BasicDBObject("$lte", value)); break; case GREATER_THAN: query.put(key, new BasicDBObject("$gt", value)); break; case GREATER_THAN_OR_EQUAL_TO: query.put(key, new BasicDBObject("$gte", value)); break; default: throw new IllegalArgumentException("MongoQuery can not handle " + operator); } hasClauses = true; } DBObject getGeneratedQuery() { return query; } @Override public boolean equals(Object obj) { if (obj == this) { return true; } if (obj == null) { return false; } if (!(obj instanceof MongoQuery)) { return false; } MongoQuery<?> other = (MongoQuery<?>) obj; return Objects.equals(getCategory(), other.getCategory()) && Objects.equals(this.query, other.query); } @Override public int hashCode() { return Objects.hash(getCategory(), this.query); } boolean hasClauses() { return hasClauses ; } @Override public Cursor<T> execute() { return storage.findAllPojos(this, resultClass); } }