DATAKV-8

+ add sorting params

spring-data-redis/src/main/java/org/springframework/data/keyvalue/redis/connection/DefaultSortParameters.java

@@ -0,0 +1,135 @@
+/*
+ * Copyright 2010 the original author or authors.
+ * 
+ * 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 byPattern 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 org.springframework.data.keyvalue.redis.connection;
+
+
+/**
+ * Default implementation for {@link SortParameters}.
+ * @author Costin Leau
+ */
+public class DefaultSortParameters implements SortParameters {
+
+	private byte[] byPattern;
+	private Range limit;
+	private byte[] getPattern;
+	private byte[] hashKey;
+	private Order order;
+	private Boolean alphabetic;
+	private byte[] storeKey;
+
+	/**
+	 * Constructs a new <code>DefaultSortParameters</code> instance.
+	 */
+	public DefaultSortParameters() {
+		this(null, null, null, null, null, null, null);
+	}
+
+	/**
+	 * Constructs a new <code>DefaultSortParameters</code> instance.
+	 *
+	 * @param limit
+	 * @param order
+	 * @param alphabetic
+	 */
+	public DefaultSortParameters(Range limit, Order order, Boolean alphabetic) {
+		this(null, limit, null, null, order, alphabetic, null);
+	}
+
+	/**
+	 * Constructs a new <code>DefaultSortParameters</code> instance.
+	 *
+	 * @param byPattern
+	 * @param limit
+	 * @param getPattern
+	 * @param order
+	 * @param alphabetic
+	 * @param storeKey
+	 */
+	public DefaultSortParameters(byte[] by, Range limit, byte[] get, byte[] hashKey, Order order, Boolean alphabetic,
+			byte[] storeKey) {
+		super();
+		this.byPattern = by;
+		this.limit = limit;
+		this.getPattern = get;
+		this.hashKey = hashKey;
+		this.order = order;
+		this.alphabetic = alphabetic;
+		this.storeKey = storeKey;
+	}
+
+	@Override
+	public byte[] getByPattern() {
+		return byPattern;
+	}
+
+	public void setByPattern(byte[] byPattern) {
+		this.byPattern = byPattern;
+	}
+
+	@Override
+	public Range getLimit() {
+		return limit;
+	}
+
+	public void setLimit(Range limit) {
+		this.limit = limit;
+	}
+
+	@Override
+	public byte[] getGetPattern() {
+		return getPattern;
+	}
+
+	public void setGetPattern(byte[] getPattern) {
+		this.getPattern = getPattern;
+	}
+
+	@Override
+	public byte[] getHashKey() {
+		return hashKey;
+	}
+
+	public void setHashKey(byte[] hashKey) {
+		this.hashKey = hashKey;
+	}
+
+	@Override
+	public Order getOrder() {
+		return order;
+	}
+
+	public void setOrder(Order order) {
+		this.order = order;
+	}
+
+	@Override
+	public Boolean isAlphabetic() {
+		return alphabetic;
+	}
+
+	public void setAlphabetic(Boolean alphabetic) {
+		this.alphabetic = alphabetic;
+	}
+
+	@Override
+	public byte[] getStoreKey() {
+		return storeKey;
+	}
+
+	public void setStoreKey(byte[] storeKey) {
+		this.storeKey = storeKey;
+	}
+}

spring-data-redis/src/main/java/org/springframework/data/keyvalue/redis/connection/SortParameters.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2010 the original author or authors.
+ * 
+ * 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 org.springframework.data.keyvalue.redis.connection;
+
+/**
+ * Parameters for the SORT operation.
+ * 
+ * @author Costin Leau
+ */
+public interface SortParameters {
+
+	public enum Order {
+		ASC, DESC
+	}
+
+	/**
+	 * Utility class wrapping the 'LIMIT' setting.
+	 * 
+	 * @author Costin Leau
+	 */
+	static class Range {
+		private final long start;
+		private final long count;
+
+		public Range(long start, long count) {
+			this.start = start;
+			this.count = count;
+		}
+
+		long start() {
+			return start;
+		}
+
+		long count() {
+			return count;
+		}
+	}
+	Order getOrder();
+
+	Boolean isAlphabetic();
+
+	byte[] getByPattern();
+
+	byte[] getGetPattern();
+
+	byte[] getHashKey();
+
+	byte[] getStoreKey();
+
+	Range getLimit();
+}