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Apache Commons DBCP software implements Database Connection Pooling
There is a newer version: 2.12.0
/*
 * 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.commons.dbcp2.cpdsadapter;

import java.util.Arrays;

import org.apache.commons.dbcp2.PStmtKey;

/**
 * A key uniquely identifying a {@link java.sql.PreparedStatement PreparedStatement}.
 * @since 2.0
 */
public class PStmtKeyCPDS extends PStmtKey {
    private final Integer _resultSetHoldability;
    private final int _columnIndexes[];
    private final String _columnNames[];

    public PStmtKeyCPDS(final String sql) {
        super(sql);
        _resultSetHoldability = null;
        _columnIndexes = null;
        _columnNames = null;
    }

    public PStmtKeyCPDS(final String sql, final int autoGeneratedKeys) {
        super(sql, null, autoGeneratedKeys);
        _resultSetHoldability = null;
        _columnIndexes = null;
        _columnNames = null;
    }

    public PStmtKeyCPDS(final String sql, final int resultSetType, final int resultSetConcurrency) {
        super(sql, resultSetType, resultSetConcurrency);
        _resultSetHoldability = null;
        _columnIndexes = null;
        _columnNames = null;
    }

    public PStmtKeyCPDS(final String sql, final int resultSetType, final int resultSetConcurrency,
            final int resultSetHoldability) {
        super(sql, resultSetType, resultSetConcurrency);
        _resultSetHoldability = Integer.valueOf(resultSetHoldability);
        _columnIndexes = null;
        _columnNames = null;
    }

    public PStmtKeyCPDS(final String sql, final int columnIndexes[]) {
        super(sql);
        _columnIndexes = Arrays.copyOf(columnIndexes, columnIndexes.length);
        _resultSetHoldability = null;
        _columnNames = null;
    }

    public PStmtKeyCPDS(final String sql, final String columnNames[]) {
        super(sql);
        _columnNames = Arrays.copyOf(columnNames, columnNames.length);
        _resultSetHoldability = null;
        _columnIndexes = null;
    }


    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (!super.equals(obj)) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final PStmtKeyCPDS other = (PStmtKeyCPDS) obj;
        if (!Arrays.equals(_columnIndexes, other._columnIndexes)) {
            return false;
        }
        if (!Arrays.equals(_columnNames, other._columnNames)) {
            return false;
        }
        if (_resultSetHoldability == null) {
            if (other._resultSetHoldability != null) {
                return false;
            }
        } else if (!_resultSetHoldability.equals(other._resultSetHoldability)) {
            return false;
        }
        return true;
    }


    @Override
    public int hashCode() {
        final int prime = 31;
        int result = super.hashCode();
        result = prime * result + Arrays.hashCode(_columnIndexes);
        result = prime * result + Arrays.hashCode(_columnNames);
        result = prime * result + (_resultSetHoldability == null ? 0 : _resultSetHoldability.hashCode());
        return result;
    }


    @Override
    public String toString() {
        final StringBuffer buf = new StringBuffer();
        buf.append("PStmtKey: sql=");
        buf.append(getSql());
        buf.append(", catalog=");
        buf.append(getCatalog());
        buf.append(", resultSetType=");
        buf.append(getResultSetType());
        buf.append(", resultSetConcurrency=");
        buf.append(getResultSetConcurrency());
        buf.append(", statementType=");
        buf.append(getStmtType());
        buf.append(", resultSetHoldability=");
        buf.append(_resultSetHoldability);
        buf.append(", columnIndexes=");
        buf.append(Arrays.toString(_columnIndexes));
        buf.append(", columnNames=");
        buf.append(Arrays.toString(_columnNames));
        return buf.toString();
    }
}