| /* |
| * 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.jackrabbit.oak.plugins.nodetype; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import javax.annotation.CheckForNull; |
| import javax.annotation.Nonnull; |
| |
| import org.apache.jackrabbit.oak.api.PropertyState; |
| import org.apache.jackrabbit.oak.api.Tree; |
| import org.apache.jackrabbit.oak.api.Type; |
| import org.apache.jackrabbit.oak.namepath.NamePathMapper; |
| |
| /** |
| * Abstract base class for the various kinds of type definition classes |
| * in this package. |
| */ |
| abstract class AbstractTypeDefinition { |
| |
| private static final String[] NO_STRINGS = new String[0]; |
| |
| protected final Tree definition; |
| |
| protected final NamePathMapper mapper; |
| |
| protected AbstractTypeDefinition(Tree definition, NamePathMapper mapper) { |
| this.definition = checkNotNull(definition); |
| this.mapper = checkNotNull(mapper); |
| } |
| |
| /** |
| * Returns the boolean value of the named property. |
| * |
| * @param name property name |
| * @return property value, or {@code false} if the property does not exist |
| */ |
| protected boolean getBoolean(@Nonnull String name) { |
| PropertyState property = definition.getProperty(checkNotNull(name)); |
| return property != null && property.getValue(Type.BOOLEAN); |
| } |
| |
| /** |
| * Returns the string value of the named property. |
| * |
| * @param oakName property name |
| * @return property value, or {@code null} if the property does not exist |
| */ |
| @CheckForNull |
| protected String getString(@Nonnull String oakName) { |
| return getValue(oakName, Type.STRING); |
| } |
| |
| /** |
| * Returns the string values of the named property. |
| * |
| * @param oakName property name |
| * @return property values, or {@code null} if the property does not exist |
| */ |
| @CheckForNull |
| protected String[] getStrings(@Nonnull String oakName) { |
| return getValues(oakName, Type.STRING); |
| } |
| /** |
| * Returns the name value of the named property. |
| * |
| * @param oakName property name |
| * @return property value, or {@code null} if the property does not exist |
| */ |
| @CheckForNull |
| protected String getName(@Nonnull String oakName) { |
| return getValue(oakName, Type.NAME); |
| } |
| |
| /** |
| * Returns the name values of the named property. |
| * |
| * @param oakName property name |
| * @return property values, or {@code null} if the property does not exist |
| */ |
| @CheckForNull |
| protected String[] getNames(@Nonnull String oakName) { |
| return getValues(oakName, Type.NAME); |
| } |
| |
| private String getValue(String oakName, Type<String> type) { |
| PropertyState property = definition.getProperty(checkNotNull(oakName)); |
| if (property != null) { |
| return property.getValue(type); |
| } else { |
| return null; |
| } |
| } |
| |
| private String[] getValues(String oakName, Type<String> type) { |
| String[] values = null; |
| |
| PropertyState property = definition.getProperty(checkNotNull(oakName)); |
| if (property != null) { |
| int n = property.count(); |
| if (n > 0) { |
| values = new String[n]; |
| for (int i = 0; i < n; i++) { |
| values[i] = property.getValue(type, i); |
| } |
| } else { |
| values = NO_STRINGS; |
| } |
| } |
| |
| return values; |
| } |
| |
| } |