Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/2370#discussion_r74769810
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/clusterframework/types/ResourceProfile.java
---
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.flink.runtime.clusterframework.types;
+
+import java.io.Serializable;
+
+public class ResourceProfile implements Serializable {
+
+ private static final long serialVersionUID = -784900073893060124L;
+
+ /** How many cpu cores are needed, use double so we can specify cpu
like 0.1 */
+ private final double cpuCores;
+
+ /** How many memory in mb are needed */
+ private final long memoryInMB;
+
+ public ResourceProfile(double cpuCores, long memoryInMB) {
+ this.cpuCores = cpuCores;
+ this.memoryInMB = memoryInMB;
+ }
+
+ /**
+ * Check whether required resource profile can be matched
+ *
+ * @param required the required resource profile
+ * @return true if the requirement is matched, otherwise false
+ */
+ public boolean matchRequirement(ResourceProfile required) {
+ return Double.compare(cpuCores, required.cpuCores) >= 0 &&
memoryInMB >= required.memoryInMB;
--- End diff --
Maybe we could create a getter method for `memoryInMB`. Then we don't have
to access the private fields of another instance.
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