org.lunarray.model.descriptor.builder.annotation.resolver.matchers.FieldMatcher.java Source code

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Here is the source code for org.lunarray.model.descriptor.builder.annotation.resolver.matchers.FieldMatcher.java

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/* 
 * Model Tools.
 * Copyright (C) 2013 Pal Hargitai (pal@lunarray.org)
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.lunarray.model.descriptor.builder.annotation.resolver.matchers;

import java.lang.reflect.Field;
import java.lang.reflect.Type;

import org.apache.commons.lang.Validate;

/**
 * A matcher for fields.
 * 
 * @author Pal Hargitai (pal@lunarray.org)
 */
public final class FieldMatcher extends AbstractMatcher<Field> {

    /** Validation message. */
    private static final String FIELD_NULL = "Field may not be null.";

    /**
     * Default constructor.
     */
    public FieldMatcher() {
        super();
    }

    /** {@inheritDoc} */
    @Override
    public Type extractGenericType(final Field type) {
        Validate.notNull(type, FieldMatcher.FIELD_NULL);
        return type.getGenericType();
    }

    /** {@inheritDoc} */
    @Override
    public Class<?> extractType(final Field type) {
        Validate.notNull(type, FieldMatcher.FIELD_NULL);
        return type.getType();
    }

    /** {@inheritDoc} */
    @Override
    protected boolean matchConditions(final Field memberType) {
        return true;
    }
}