792f606a64
Contains the cql3 grammer and supporting classes, which will be converted one by one. From commit bf599fb5b062cbcc652da78b7d699e7a01b949ad.
69 lines
2.1 KiB
Java
69 lines
2.1 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.cassandra.cql3;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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public class VariableSpecifications
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{
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private final List<ColumnIdentifier> variableNames;
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private final ColumnSpecification[] specs;
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public VariableSpecifications(List<ColumnIdentifier> variableNames)
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{
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this.variableNames = variableNames;
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this.specs = new ColumnSpecification[variableNames.size()];
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}
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/**
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* Returns an empty instance of <code>VariableSpecifications</code>.
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* @return an empty instance of <code>VariableSpecifications</code>
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*/
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public static VariableSpecifications empty()
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{
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return new VariableSpecifications(Collections.<ColumnIdentifier> emptyList());
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}
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public int size()
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{
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return variableNames.size();
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}
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public List<ColumnSpecification> getSpecifications()
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{
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return Arrays.asList(specs);
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}
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public void add(int bindIndex, ColumnSpecification spec)
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{
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ColumnIdentifier name = variableNames.get(bindIndex);
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// Use the user name, if there is one
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if (name != null)
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spec = new ColumnSpecification(spec.ksName, spec.cfName, name, spec.type);
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specs[bindIndex] = spec;
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}
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@Override
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public String toString()
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{
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return Arrays.toString(specs);
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}
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}
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