com.marklogic.client.impl.SPARQLBindingsImpl Maven / Gradle / Ivy

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/*
 * Copyright 2012-2016 MarkLogic Corporation
 *
 * Licensed 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 com.marklogic.client.impl;

import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.TreeMap;

import com.marklogic.client.semantics.RDFTypes;
import com.marklogic.client.semantics.SPARQLBinding;
import com.marklogic.client.semantics.SPARQLBindings;

/**
 * Represents binding names and values to go with a SPARQL Query.
 * For details about semantics in MarkLogic see
 * {@link https://docs.marklogic.com/guide/semantics Semantics Developer's Guide}
 */
public class SPARQLBindingsImpl extends TreeMap> implements SPARQLBindings {
    public SPARQLBindings bind(String name, String value) {
        return bind(name, value, (RDFTypes) null);
    }

    public SPARQLBindings bind(String name, String value, RDFTypes type) {
        if ( name == null  ) throw new IllegalArgumentException("name cannot be null");
        if ( value == null ) throw new IllegalArgumentException("value cannot be null");
        add(new SPARQLBindingImpl(name, value, type));
        return this;
    }

    public SPARQLBindings bind(String name, String value, Locale languageTag) {
        if ( name == null  ) throw new IllegalArgumentException("name cannot be null");
        if ( value == null ) throw new IllegalArgumentException("value cannot be null");
        add(new SPARQLBindingImpl(name, value, languageTag));
        return this;
    }

    private void add(SPARQLBinding binding) {
        String name = binding.getName();
        List bindings = this.get(name);
        if ( bindings == null ) bindings = new ArrayList();
        bindings.add(binding);
        this.put(name, bindings);
    }
};