org.apache.cassandra.cql3.restrictions.IndexRestrictions Maven / Gradle / Ivy
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cassandra.cql3.restrictions;
import java.util.ArrayList;
import java.util.List;
import org.apache.cassandra.config.CFMetaData;
import org.apache.cassandra.cql3.IndexName;
import org.apache.cassandra.exceptions.InvalidRequestException;
public class IndexRestrictions
{
public static final String INDEX_NOT_FOUND = "Invalid index expression, index %s not found for %s.%s";
public static final String INVALID_INDEX = "Target index %s cannot be used to query %s.%s";
public static final String CUSTOM_EXPRESSION_NOT_SUPPORTED = "Index %s does not support custom expressions";
public static final String NON_CUSTOM_INDEX_IN_EXPRESSION = "Only CUSTOM indexes may be used in custom index expressions, %s is not valid";
public static final String MULTIPLE_EXPRESSIONS = "Multiple custom index expressions in a single query are not supported";
private final List regularRestrictions = new ArrayList<>();
private final List customExpressions = new ArrayList<>();
public void add(Restrictions restrictions)
{
regularRestrictions.add(restrictions);
}
public void add(CustomIndexExpression expression)
{
customExpressions.add(expression);
}
public boolean isEmpty()
{
return regularRestrictions.isEmpty() && customExpressions.isEmpty();
}
public List getRestrictions()
{
return regularRestrictions;
}
public List getCustomIndexExpressions()
{
return customExpressions;
}
static InvalidRequestException invalidIndex(IndexName indexName, CFMetaData cfm)
{
return new InvalidRequestException(String.format(INVALID_INDEX, indexName.getIdx(), cfm.ksName, cfm.cfName));
}
static InvalidRequestException indexNotFound(IndexName indexName, CFMetaData cfm)
{
return new InvalidRequestException(String.format(INDEX_NOT_FOUND,indexName.getIdx(), cfm.ksName, cfm.cfName));
}
static InvalidRequestException nonCustomIndexInExpression(IndexName indexName)
{
return new InvalidRequestException(String.format(NON_CUSTOM_INDEX_IN_EXPRESSION, indexName.getIdx()));
}
static InvalidRequestException customExpressionNotSupported(IndexName indexName)
{
return new InvalidRequestException(String.format(CUSTOM_EXPRESSION_NOT_SUPPORTED, indexName.getIdx()));
}
}