com.speedment.runtime.config.internal.identifier.TableIdentifierImpl Maven / Gradle / Ivy

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/**
 *
 * Copyright (c) 2006-2016, Speedment, Inc. All Rights Reserved.
 *
 * 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.speedment.runtime.config.internal.identifier;

import com.speedment.runtime.config.identifier.TableIdentifier;

import java.util.Objects;

/**
 *
 * @author Per Minborg
 * @param   the entity type
 */
public final class TableIdentifierImpl implements TableIdentifier {

    private final String dbmsName, schemaName, tableName;
    private final int hashCode;

    public TableIdentifierImpl(String dbmsName, String schemaName, String tableName) {
        this.dbmsName = dbmsName;
        this.schemaName = schemaName;
        this.tableName = tableName;
        this.hashCode = privateHashCode();
    }

    @Override
    public String getDbmsName() {
        return dbmsName;
    }

    @Override
    public String getSchemaName() {
        return schemaName;
    }

    @Override
    public String getTableName() {
        return tableName;
    }

    @Override
    public int hashCode() {
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        if (hashCode != obj.hashCode()) {
            return false;
        }
        final TableIdentifierImpl other = (TableIdentifierImpl) obj;

        if (!Objects.equals(dbmsName, other.dbmsName)) {
            return false;
        }
        if (!Objects.equals(schemaName, other.schemaName)) {
            return false;
        }
        return Objects.equals(tableName, other.tableName);
    }

    private int privateHashCode() {
        int hash = 5;
        hash = 53 * hash + Objects.hashCode(dbmsName);
        hash = 53 * hash + Objects.hashCode(schemaName);
        hash = 53 * hash + Objects.hashCode(tableName);
        return hash;
    }

    @Override
    public String toString() {
        return dbmsName + "." + schemaName + "." + tableName;
    }
}