| /* |
| * 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 org.apache.solr.schema; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * |
| * |
| * @lucene.internal |
| */ |
| public abstract class FieldProperties { |
| |
| // use a bitfield instead of many different boolean variables since |
| // many of the variables are independent or semi-independent. |
| |
| // bit values for boolean field properties. |
| protected final static int INDEXED = 0b1; |
| protected final static int TOKENIZED = 0b10; |
| protected final static int STORED = 0b100; |
| protected final static int BINARY = 0b1000; |
| protected final static int OMIT_NORMS = 0b10000; |
| protected final static int OMIT_TF_POSITIONS = 0b100000; |
| protected final static int STORE_TERMVECTORS = 0b1000000; |
| protected final static int STORE_TERMPOSITIONS = 0b10000000; |
| protected final static int STORE_TERMOFFSETS = 0b100000000; |
| |
| |
| protected final static int MULTIVALUED = 0b1000000000; |
| protected final static int SORT_MISSING_FIRST = 0b10000000000; |
| protected final static int SORT_MISSING_LAST = 0b100000000000; |
| |
| protected final static int REQUIRED = 0b1000000000000; |
| protected final static int OMIT_POSITIONS = 0b10000000000000; |
| |
| protected final static int STORE_OFFSETS = 0b100000000000000; |
| protected final static int DOC_VALUES = 0b1000000000000000; |
| |
| protected final static int STORE_TERMPAYLOADS = 0b10000000000000000; |
| protected final static int USE_DOCVALUES_AS_STORED = 0b100000000000000000; |
| protected final static int LARGE_FIELD = 0b1000000000000000000; |
| protected final static int UNINVERTIBLE = 0b10000000000000000000; |
| |
| static final String[] propertyNames = { |
| "indexed", "tokenized", "stored", |
| "binary", "omitNorms", "omitTermFreqAndPositions", |
| "termVectors", "termPositions", "termOffsets", |
| "multiValued", |
| "sortMissingFirst","sortMissingLast","required", "omitPositions", |
| "storeOffsetsWithPositions", "docValues", "termPayloads", "useDocValuesAsStored", "large", |
| "uninvertible" |
| }; |
| |
| static final Map<String,Integer> propertyMap = new HashMap<>(); |
| static { |
| for (String prop : propertyNames) { |
| propertyMap.put(prop, propertyNameToInt(prop, true)); |
| } |
| } |
| |
| static final String POSTINGS_FORMAT = "postingsFormat"; |
| static final String DOC_VALUES_FORMAT = "docValuesFormat"; |
| |
| /** Returns the symbolic name for the property. */ |
| static String getPropertyName(int property) { |
| return propertyNames[ Integer.numberOfTrailingZeros(property) ]; |
| } |
| |
| static int propertyNameToInt(String name, boolean failOnError) { |
| for (int i=0; i<propertyNames.length; i++) { |
| if (propertyNames[i].equals(name)) { |
| return 1 << i; |
| } |
| } |
| if (failOnError && !isPropertyIgnored(name)) { |
| throw new IllegalArgumentException("Invalid field property: " + name); |
| } else { |
| return 0; |
| } |
| } |
| |
| private static boolean isPropertyIgnored(String name) { |
| return name.equals("default") || name.equals(POSTINGS_FORMAT) || name.equals(DOC_VALUES_FORMAT); |
| } |
| |
| static String propertiesToString(int properties) { |
| StringBuilder sb = new StringBuilder(); |
| boolean first=true; |
| while (properties != 0) { |
| if (!first) sb.append(','); |
| first=false; |
| int bitpos = Integer.numberOfTrailingZeros(properties); |
| sb.append(getPropertyName(1 << bitpos)); |
| properties &= ~(1<<bitpos); // clear that bit position |
| } |
| return sb.toString(); |
| } |
| |
| static boolean on(int bitfield, int props) { |
| return (bitfield & props) != 0; |
| } |
| |
| static boolean off(int bitfield, int props) { |
| return (bitfield & props) == 0; |
| } |
| |
| static int parseProperties(Map<String,?> properties, boolean which, boolean failOnError) { |
| int props = 0; |
| for (Map.Entry<String,?> entry : properties.entrySet()) { |
| Object val = entry.getValue(); |
| if(val == null) continue; |
| boolean boolVal = val instanceof Boolean ? (Boolean)val : Boolean.parseBoolean(val.toString()); |
| if (boolVal == which) { |
| props |= propertyNameToInt(entry.getKey(), failOnError); |
| } |
| } |
| return props; |
| } |
| } |