Type.java

/*
 * Copyright 2008-2017 the original author or authors.
 *
 * 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 org.codehaus.griffon.compile.core.processor.type;

import org.kordamp.jipsy.processor.LogLocation;
import org.kordamp.jipsy.processor.Logger;

import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

/**
 * @author Andres Almiray
 * @since 2.1.0
 */
public final class Type {
    private final Logger logger;
    private final String typeName;
    private final Set<String> providers = new LinkedHashSet<>();

    public Type(Logger logger, String name) {
        if (logger == null) {
            throw new NullPointerException("logger");
        }
        if (name == null) {
            throw new NullPointerException("name");
        }
        this.logger = logger;
        logger.note(LogLocation.LOG_FILE, "Creating " + name);
        this.typeName = name;
    }

    public void addProvider(String provider) {
        if (provider == null) {
            throw new NullPointerException("provider");
        }
        logger.note(LogLocation.LOG_FILE, "Adding " + provider + " to " + typeName);
        providers.add(provider);
    }

    public boolean contains(String provider) {
        return providers.contains(provider);
    }

    public boolean removeProvider(String provider) {
        if (providers.remove(provider)) {
            logger.note(LogLocation.LOG_FILE, "Removing " + provider + " from " + typeName);
            return true;
        }
        return false;
    }

    public String getName() {
        return typeName;
    }

    public String toProviderNamesList() {
        StringBuilder sb = new StringBuilder();
        List<String> names = new ArrayList<>(providers);
        Collections.sort(names);
        for (String provider : names) {
            sb.append(provider).append("\n");
        }
        return sb.toString();
    }

    public void fromProviderNamesList(String input) {
        if (input == null) {
            throw new NullPointerException("input");
        }
        String[] lines = input.split("\\n");
        for (String line : lines) {
            String[] content = line.split("#");
            if (content.length > 0) {
                String trimmed = content[0].trim();
                if (trimmed.length() > 0) {
                    addProvider(trimmed);
                }
            }
        }
    }

    @Override
    public String toString() {
        return typeName + "=" + providers;
    }
}