| /* |
| * 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.drill.exec.store.http; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Objects; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonIgnore; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.annotation.JsonTypeName; |
| import org.apache.drill.common.PlanStringBuilder; |
| import org.apache.drill.common.expression.SchemaPath; |
| import org.apache.drill.exec.physical.base.AbstractBase; |
| import org.apache.drill.exec.physical.base.PhysicalOperator; |
| import org.apache.drill.exec.physical.base.PhysicalVisitor; |
| import org.apache.drill.exec.physical.base.SubScan; |
| import org.apache.drill.exec.proto.UserBitShared.CoreOperatorType; |
| import org.apache.drill.shaded.guava.com.google.common.collect.ImmutableSet; |
| |
| @JsonTypeName("http-sub-scan") |
| public class HttpSubScan extends AbstractBase implements SubScan { |
| |
| private final HttpScanSpec tableSpec; |
| private final HttpStoragePluginConfig config; |
| private final List<SchemaPath> columns; |
| |
| @JsonCreator |
| public HttpSubScan( |
| @JsonProperty("config") HttpStoragePluginConfig config, |
| @JsonProperty("tableSpec") HttpScanSpec tableSpec, |
| @JsonProperty("columns") List<SchemaPath> columns) { |
| super("user-if-needed"); |
| this.config = config; |
| this.tableSpec = tableSpec; |
| this.columns = columns; |
| } |
| @JsonProperty("tableSpec") |
| public HttpScanSpec tableSpec() { |
| return tableSpec; |
| } |
| |
| @JsonProperty("columns") |
| public List<SchemaPath> columns() { |
| return columns; |
| } |
| |
| @JsonProperty("config") |
| public HttpStoragePluginConfig config() { |
| return config; |
| } |
| |
| @JsonIgnore |
| public String getURL() { |
| return tableSpec.getURL(); |
| } |
| |
| @JsonIgnore |
| public String getFullURL() { |
| String selectedConnection = tableSpec.database(); |
| String url = config.connections().get(selectedConnection).url(); |
| return url + tableSpec.tableName(); |
| } |
| |
| @Override |
| public <T, X, E extends Throwable> T accept( |
| PhysicalVisitor<T, X, E> physicalVisitor, X value) throws E { |
| return physicalVisitor.visitSubScan(this, value); |
| } |
| |
| @Override |
| public PhysicalOperator getNewWithChildren(List<PhysicalOperator> children) { |
| return new HttpSubScan(config, tableSpec, columns); |
| } |
| |
| @Override |
| @JsonIgnore |
| public int getOperatorType() { |
| return CoreOperatorType.HTTP_SUB_SCAN_VALUE; |
| } |
| |
| @Override |
| public Iterator<PhysicalOperator> iterator() { |
| return ImmutableSet.<PhysicalOperator>of().iterator(); |
| } |
| |
| @Override |
| public String toString() { |
| return new PlanStringBuilder(this) |
| .field("tableSpec", tableSpec) |
| .field("columns", columns) |
| .field("config", config) |
| .toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(tableSpec,columns,config); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| HttpSubScan other = (HttpSubScan) obj; |
| return Objects.equals(tableSpec, other.tableSpec) |
| && Objects.equals(columns, other.columns) |
| && Objects.equals(config, other.config); |
| } |
| } |