792f606a64
Contains the cql3 grammer and supporting classes, which will be converted one by one. From commit bf599fb5b062cbcc652da78b7d699e7a01b949ad.
219 lines
10 KiB
Java
219 lines
10 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.statements;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import org.apache.cassandra.cache.CachingOptions;
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import org.apache.cassandra.config.CFMetaData;
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import org.apache.cassandra.config.CFMetaData.SpeculativeRetry;
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import org.apache.cassandra.db.compaction.AbstractCompactionStrategy;
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import org.apache.cassandra.exceptions.ConfigurationException;
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import org.apache.cassandra.exceptions.SyntaxException;
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import org.apache.cassandra.io.compress.CompressionParameters;
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public class CFPropDefs extends PropertyDefinitions
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{
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public static final String KW_COMMENT = "comment";
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public static final String KW_READREPAIRCHANCE = "read_repair_chance";
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public static final String KW_DCLOCALREADREPAIRCHANCE = "dclocal_read_repair_chance";
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public static final String KW_GCGRACESECONDS = "gc_grace_seconds";
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public static final String KW_MINCOMPACTIONTHRESHOLD = "min_threshold";
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public static final String KW_MAXCOMPACTIONTHRESHOLD = "max_threshold";
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public static final String KW_CACHING = "caching";
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public static final String KW_DEFAULT_TIME_TO_LIVE = "default_time_to_live";
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public static final String KW_MIN_INDEX_INTERVAL = "min_index_interval";
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public static final String KW_MAX_INDEX_INTERVAL = "max_index_interval";
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public static final String KW_SPECULATIVE_RETRY = "speculative_retry";
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public static final String KW_BF_FP_CHANCE = "bloom_filter_fp_chance";
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public static final String KW_MEMTABLE_FLUSH_PERIOD = "memtable_flush_period_in_ms";
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public static final String KW_COMPACTION = "compaction";
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public static final String KW_COMPRESSION = "compression";
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public static final String COMPACTION_STRATEGY_CLASS_KEY = "class";
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public static final Set<String> keywords = new HashSet<>();
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public static final Set<String> obsoleteKeywords = new HashSet<>();
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static
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{
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keywords.add(KW_COMMENT);
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keywords.add(KW_READREPAIRCHANCE);
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keywords.add(KW_DCLOCALREADREPAIRCHANCE);
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keywords.add(KW_GCGRACESECONDS);
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keywords.add(KW_CACHING);
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keywords.add(KW_DEFAULT_TIME_TO_LIVE);
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keywords.add(KW_MIN_INDEX_INTERVAL);
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keywords.add(KW_MAX_INDEX_INTERVAL);
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keywords.add(KW_SPECULATIVE_RETRY);
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keywords.add(KW_BF_FP_CHANCE);
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keywords.add(KW_COMPACTION);
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keywords.add(KW_COMPRESSION);
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keywords.add(KW_MEMTABLE_FLUSH_PERIOD);
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obsoleteKeywords.add("index_interval");
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obsoleteKeywords.add("replicate_on_write");
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obsoleteKeywords.add("populate_io_cache_on_flush");
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}
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private Class<? extends AbstractCompactionStrategy> compactionStrategyClass = null;
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public void validate() throws ConfigurationException, SyntaxException
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{
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// Skip validation if the comapction strategy class is already set as it means we've alreayd
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// prepared (and redoing it would set strategyClass back to null, which we don't want)
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if (compactionStrategyClass != null)
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return;
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validate(keywords, obsoleteKeywords);
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Map<String, String> compactionOptions = getCompactionOptions();
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if (!compactionOptions.isEmpty())
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{
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String strategy = compactionOptions.get(COMPACTION_STRATEGY_CLASS_KEY);
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if (strategy == null)
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throw new ConfigurationException("Missing sub-option '" + COMPACTION_STRATEGY_CLASS_KEY + "' for the '" + KW_COMPACTION + "' option.");
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compactionStrategyClass = CFMetaData.createCompactionStrategy(strategy);
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compactionOptions.remove(COMPACTION_STRATEGY_CLASS_KEY);
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CFMetaData.validateCompactionOptions(compactionStrategyClass, compactionOptions);
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}
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Map<String, String> compressionOptions = getCompressionOptions();
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if (!compressionOptions.isEmpty())
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{
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String sstableCompressionClass = compressionOptions.get(CompressionParameters.SSTABLE_COMPRESSION);
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if (sstableCompressionClass == null)
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throw new ConfigurationException("Missing sub-option '" + CompressionParameters.SSTABLE_COMPRESSION + "' for the '" + KW_COMPRESSION + "' option.");
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Integer chunkLength = CompressionParameters.DEFAULT_CHUNK_LENGTH;
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if (compressionOptions.containsKey(CompressionParameters.CHUNK_LENGTH_KB))
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chunkLength = CompressionParameters.parseChunkLength(compressionOptions.get(CompressionParameters.CHUNK_LENGTH_KB));
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Map<String, String> remainingOptions = new HashMap<>(compressionOptions);
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remainingOptions.remove(CompressionParameters.SSTABLE_COMPRESSION);
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remainingOptions.remove(CompressionParameters.CHUNK_LENGTH_KB);
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CompressionParameters cp = new CompressionParameters(sstableCompressionClass, chunkLength, remainingOptions);
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cp.validate();
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}
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validateMinimumInt(KW_DEFAULT_TIME_TO_LIVE, 0, CFMetaData.DEFAULT_DEFAULT_TIME_TO_LIVE);
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Integer minIndexInterval = getInt(KW_MIN_INDEX_INTERVAL, null);
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Integer maxIndexInterval = getInt(KW_MAX_INDEX_INTERVAL, null);
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if (minIndexInterval != null && minIndexInterval < 1)
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throw new ConfigurationException(KW_MIN_INDEX_INTERVAL + " must be greater than 0");
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if (maxIndexInterval != null && minIndexInterval != null && maxIndexInterval < minIndexInterval)
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throw new ConfigurationException(KW_MAX_INDEX_INTERVAL + " must be greater than " + KW_MIN_INDEX_INTERVAL);
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SpeculativeRetry.fromString(getString(KW_SPECULATIVE_RETRY, SpeculativeRetry.RetryType.NONE.name()));
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}
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public Class<? extends AbstractCompactionStrategy> getCompactionStrategy()
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{
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return compactionStrategyClass;
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}
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public Map<String, String> getCompactionOptions() throws SyntaxException
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{
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Map<String, String> compactionOptions = getMap(KW_COMPACTION);
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if (compactionOptions == null)
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return Collections.emptyMap();
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return compactionOptions;
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}
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public Map<String, String> getCompressionOptions() throws SyntaxException
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{
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Map<String, String> compressionOptions = getMap(KW_COMPRESSION);
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if (compressionOptions == null)
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return Collections.emptyMap();
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return compressionOptions;
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}
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public CachingOptions getCachingOptions() throws SyntaxException, ConfigurationException
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{
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CachingOptions options = null;
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Object val = properties.get(KW_CACHING);
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if (val == null)
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return null;
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else if (val instanceof Map)
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options = CachingOptions.fromMap(getMap(KW_CACHING));
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else if (val instanceof String) // legacy syntax
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{
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options = CachingOptions.fromString(getSimple(KW_CACHING));
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logger.warn("Setting caching options with deprecated syntax.");
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}
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return options;
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}
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public void applyToCFMetadata(CFMetaData cfm) throws ConfigurationException, SyntaxException
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{
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if (hasProperty(KW_COMMENT))
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cfm.comment(getString(KW_COMMENT, ""));
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cfm.readRepairChance(getDouble(KW_READREPAIRCHANCE, cfm.getReadRepairChance()));
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cfm.dcLocalReadRepairChance(getDouble(KW_DCLOCALREADREPAIRCHANCE, cfm.getDcLocalReadRepairChance()));
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cfm.gcGraceSeconds(getInt(KW_GCGRACESECONDS, cfm.getGcGraceSeconds()));
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int minCompactionThreshold = toInt(KW_MINCOMPACTIONTHRESHOLD, getCompactionOptions().get(KW_MINCOMPACTIONTHRESHOLD), cfm.getMinCompactionThreshold());
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int maxCompactionThreshold = toInt(KW_MAXCOMPACTIONTHRESHOLD, getCompactionOptions().get(KW_MAXCOMPACTIONTHRESHOLD), cfm.getMaxCompactionThreshold());
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if (minCompactionThreshold <= 0 || maxCompactionThreshold <= 0)
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throw new ConfigurationException("Disabling compaction by setting compaction thresholds to 0 has been deprecated, set the compaction option 'enabled' to false instead.");
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cfm.minCompactionThreshold(minCompactionThreshold);
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cfm.maxCompactionThreshold(maxCompactionThreshold);
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cfm.defaultTimeToLive(getInt(KW_DEFAULT_TIME_TO_LIVE, cfm.getDefaultTimeToLive()));
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cfm.speculativeRetry(CFMetaData.SpeculativeRetry.fromString(getString(KW_SPECULATIVE_RETRY, cfm.getSpeculativeRetry().toString())));
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cfm.memtableFlushPeriod(getInt(KW_MEMTABLE_FLUSH_PERIOD, cfm.getMemtableFlushPeriod()));
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cfm.minIndexInterval(getInt(KW_MIN_INDEX_INTERVAL, cfm.getMinIndexInterval()));
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cfm.maxIndexInterval(getInt(KW_MAX_INDEX_INTERVAL, cfm.getMaxIndexInterval()));
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if (compactionStrategyClass != null)
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{
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cfm.compactionStrategyClass(compactionStrategyClass);
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cfm.compactionStrategyOptions(new HashMap<>(getCompactionOptions()));
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}
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cfm.bloomFilterFpChance(getDouble(KW_BF_FP_CHANCE, cfm.getBloomFilterFpChance()));
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if (!getCompressionOptions().isEmpty())
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cfm.compressionParameters(CompressionParameters.create(getCompressionOptions()));
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CachingOptions cachingOptions = getCachingOptions();
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if (cachingOptions != null)
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cfm.caching(cachingOptions);
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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 String.format("CFPropDefs(%s)", properties.toString());
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}
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private void validateMinimumInt(String field, int minimumValue, int defaultValue) throws SyntaxException, ConfigurationException
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{
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Integer val = getInt(field, null);
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if (val != null && val < minimumValue)
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throw new ConfigurationException(String.format("%s cannot be smaller than %s, (default %s)",
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field, minimumValue, defaultValue));
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}
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}
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