package com.thinkbiganalytics.metadata.api;
/*-
* #%L
* thinkbig-operational-metadata-api
* %%
* 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 org.apache.commons.lang3.StringUtils;
/**
* SearchCriteria used for querying data
*/
public class SearchCriteria {
private String key;
private String operation;
private Object value;
private SearchCriteria previousSearchCriteria;
public SearchCriteria() {
}
public SearchCriteria(String key, String operation, Object value) {
this.key = key;
this.operation = operation;
this.value = value;
}
public SearchCriteria(String key, SearchCriteria previousSearchCriteria) {
this.key = key;
this.operation = previousSearchCriteria.getOperation();
this.value = previousSearchCriteria.getValue();
this.previousSearchCriteria = previousSearchCriteria;
}
/**
* Return the key or field to search
*
* @return the key or field to search
*/
public String getKey() {
return key;
}
/**
* set the key or field to search
*/
public void setKey(String key) {
this.key = key;
}
/**
* Return the operation to perform
*
* @return the operation to perform
*/
public String getOperation() {
return operation;
}
/**
* set the operation
*/
public void setOperation(String operation) {
this.operation = operation;
}
/**
* Return the value to search for
*
* @return the value to search for
*/
public Object getValue() {
return value;
}
/**
* set the value to search for
*/
public void setValue(Object value) {
this.value = value;
}
/**
* create a new search criteria using a new key
* this allows you to update/change the key while maintaining the value to search on
*
* @return a new search criteria
*/
public SearchCriteria withKey(String key) {
return new SearchCriteria(key, this);
}
/**
* @return {@code true} if the value is a collection of items (i.e. used in an IN clause) {@code false} if its a single value search
*/
public boolean isValueCollection() {
return (value != null && (value instanceof String) && StringUtils.contains((String) value, "\"") && StringUtils.contains((String) value, ","));
}
/**
* Return the last search criteria object.
*
* @return the last search criteria object.
*/
public SearchCriteria getPreviousSearchCriteria() {
return previousSearchCriteria;
}
}