com.hazelcast.org.apache.calcite.sql.SqlAccessType Maven / Gradle / Ivy
/*
* 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 com.hazelcast.org.apache.calcite.sql;
import java.util.EnumSet;
import java.util.Locale;
/**
* SqlAccessType is represented by a set of allowed access types
*/
public class SqlAccessType {
//~ Static fields/initializers ---------------------------------------------
public static final SqlAccessType ALL =
new SqlAccessType(EnumSet.allOf(SqlAccessEnum.class));
public static final SqlAccessType READ_ONLY =
new SqlAccessType(EnumSet.of(SqlAccessEnum.SELECT));
public static final SqlAccessType WRITE_ONLY =
new SqlAccessType(EnumSet.of(SqlAccessEnum.INSERT));
//~ Instance fields --------------------------------------------------------
private final EnumSet accessEnums;
//~ Constructors -----------------------------------------------------------
public SqlAccessType(EnumSet accessEnums) {
this.accessEnums = accessEnums;
}
//~ Methods ----------------------------------------------------------------
public boolean allowsAccess(SqlAccessEnum access) {
return accessEnums.contains(access);
}
public String toString() {
return accessEnums.toString();
}
public static SqlAccessType create(String[] accessNames) {
assert accessNames != null;
EnumSet enumSet = EnumSet.noneOf(SqlAccessEnum.class);
for (String accessName : accessNames) {
enumSet.add(
SqlAccessEnum.valueOf(accessName.trim().toUpperCase(Locale.ROOT)));
}
return new SqlAccessType(enumSet);
}
public static SqlAccessType create(String accessString) {
assert accessString != null;
accessString = accessString.replace('[', ' ');
accessString = accessString.replace(']', ' ');
String[] accessNames = accessString.split(",");
return create(accessNames);
}
}