Java tutorial
package com.thinkbiganalytics.metadata.rest.model.data; /*- * #%L * thinkbig-metadata-rest-model * %% * Copyright (C) 2017 ThinkBig Analytics * %% * 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. * #L% */ import com.fasterxml.jackson.annotation.JsonIgnoreProperties; import org.apache.commons.lang3.StringUtils; import java.util.HashSet; import java.util.Set; import java.util.stream.Collectors; /** */ @JsonIgnoreProperties(ignoreUnknown = true) public class DatasourceDefinition { private String processorType; private ConnectionType connectionType; private Set<String> datasourcePropertyKeys; private String datasourceType; private String identityString; private String description; private String title; public String getProcessorType() { return processorType; } public void setProcessorType(String processorType) { this.processorType = processorType; } public ConnectionType getConnectionType() { return connectionType; } public void setConnectionType(ConnectionType connectionType) { this.connectionType = connectionType; } public Set<String> getDatasourcePropertyKeys() { if (datasourcePropertyKeys == null) { datasourcePropertyKeys = new HashSet<>(); } return datasourcePropertyKeys; } public void setDatasourcePropertyKeys(Set<String> datasourcePropertyKeys) { this.datasourcePropertyKeys = datasourcePropertyKeys; } public String getDatasourceType() { if (StringUtils.isBlank(datasourceType)) { datasourceType = "Datasource"; } return datasourceType; } public void setDatasourceType(String datasourceType) { this.datasourceType = datasourceType; } public String getIdentityString() { if (StringUtils.isBlank(identityString)) { identityString = getDatasourcePropertyKeys().stream().map(key -> "${" + key + "}") .collect(Collectors.joining(",")); } return identityString; } public void setIdentityString(String identityString) { this.identityString = identityString; } public String getDescription() { return description; } public void setDescription(String description) { this.description = description; } public String getTitle() { return StringUtils.isBlank(title) ? getIdentityString() : title; } public void setTitle(String title) { this.title = title; } public enum ConnectionType { SOURCE, DESTINATION; } }