/* * 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.zeppelin.interpreter.remote; import org.apache.zeppelin.resource.ResourceId; /** * message payload to invoke method of resource in the resourcepool */ public class InvokeResourceMethodEventMessage { public final ResourceId resourceId; public final String methodName; public final String[] paramClassnames; public final Object[] params; public final String returnResourceName; public InvokeResourceMethodEventMessage( ResourceId resourceId, String methodName, Class[] paramtypes, Object[] params, String returnResourceName ) { this.resourceId = resourceId; this.methodName = methodName; if (paramtypes != null) { paramClassnames = new String[paramtypes.length]; for (int i = 0; i < paramClassnames.length; i++) { paramClassnames[i] = paramtypes[i].getName(); } } else { paramClassnames = null; } this.params = params; this.returnResourceName = returnResourceName; } public Class [] getParamTypes() throws ClassNotFoundException { if (paramClassnames == null) { return null; } Class [] types = new Class[paramClassnames.length]; for (int i = 0; i < paramClassnames.length; i++) { types[i] = this.getClass().getClassLoader().loadClass(paramClassnames[i]); } return types; } public boolean shouldPutResultIntoResourcePool() { return (returnResourceName != null); } @Override public int hashCode() { String hash = resourceId.hashCode() + methodName; if (paramClassnames != null) { for (String name : paramClassnames) { hash += name; } } if (returnResourceName != null) { hash += returnResourceName; } return hash.hashCode(); } @Override public boolean equals(Object o) { if (o instanceof InvokeResourceMethodEventMessage) { InvokeResourceMethodEventMessage r = (InvokeResourceMethodEventMessage) o; return r.hashCode() == hashCode(); } else { return false; } } }