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An JDBC datasource implementation.
/*
* Copyright 1999-2018 Alibaba Group Holding Ltd.
*
* 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.alibaba.druid.proxy.jdbc;
import java.sql.Types;
import java.util.Calendar;
public final class JdbcParameterLong implements JdbcParameter {
private static JdbcParameterLong[] cache;
static {
int cacheSize = 127;
cache = new JdbcParameterLong[cacheSize];
for (int i = 0; i < cache.length; ++i) {
cache[i] = new JdbcParameterLong(i);
}
}
private final long value;
private JdbcParameterLong(long value) {
this.value = value;
}
public static JdbcParameterLong valueOf(long value) {
if (value >= 0 && value < cache.length) {
return cache[(int) value];
}
return new JdbcParameterLong(value);
}
@Override
public Object getValue() {
return value;
}
@Override
public long getLength() {
return 0;
}
@Override
public Calendar getCalendar() {
return null;
}
@Override
public int getSqlType() {
return Types.BIGINT;
}
}